(gdb) t a a bt

Thread 255 (Thread 0x7fe7ef5ff700 (LWP 22136)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f1af88c9 in background_thread_sleep (tsdn=<optimized out>, interval=<optimized out>, info=<optimized out>) at src/background_thread.c:232
#2  background_work_sleep_once (ind=0, info=<optimized out>, tsdn=<optimized out>) at src/background_thread.c:307
#3  background_thread0_work (tsd=0x7fe7ef5ee220) at src/background_thread.c:452
#4  background_work (ind=<optimized out>, tsd=0x7fe7ef5ee220) at src/background_thread.c:490
#5  background_thread_entry (ind_arg=<optimized out>) at src/background_thread.c:522
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7ef5ff700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 254 (Thread 0x7fe7ec6fe700 (LWP 22137)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x0000000000b561da in __gthread_cond_timedwait (__abs_timeout=0x7fe7ec6ec800, __mutex=<optimized out>, __cond=0x7fe7ed5aa138) at /usr/local/include/c++/7.3.0/x86_64-pc-linux-gnu/bits/gthr-default.h:871
#2  __wait_until_impl<std::chrono::duration<long, std::ratio<1, 1000000000> > > (__atime=..., __lock=..., this=0x7fe7ed5aa138) at /usr/local/include/c++/7.3.0/condition_variable:166
#3  wait_until<std::chrono::duration<long, std::ratio<1, 1000000000> > > (__atime=..., __lock=..., this=0x7fe7ed5aa138) at /usr/local/include/c++/7.3.0/condition_variable:106
#4  wait_until<std::chrono::_V2::system_clock, std::chrono::duration<long int, std::ratio<1, 1000000000> >, spdlog::details::mpmc_blocking_queue<T>::dequeue_for(T&, std::chrono::milliseconds) [with T = spdlog::details::async_msg]::<lambda()> > (__p=..., __atime=..., __lock=..., this=0x7fe7ed5aa138) at /usr/local/include/c++/7.3.0/condition_variable:129
#5  wait_for<long int, std::ratio<1, 1000>, spdlog::details::mpmc_blocking_queue<T>::dequeue_for(T&, std::chrono::milliseconds) [with T = spdlog::details::async_msg]::<lambda()> > (__p=..., __rtime=<synthetic pointer>,
    __lock=..., this=0x7fe7ed5aa138) at /usr/local/include/c++/7.3.0/condition_variable:145
#6  dequeue_for (wait_duration=..., popped_item=..., this=0x7fe7ed5aa110)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/spdlog/spdlog-prefix/src/spdlog/include/spdlog/details/mpmc_blocking_q.h:58
#7  spdlog::details::thread_pool::process_next_msg_ (this=this@entry=0x7fe7ed5aa110)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/spdlog/spdlog-prefix/src/spdlog/include/spdlog/details/thread_pool-inl.h:99
#8  0x0000000000b56528 in worker_loop_ (this=0x7fe7ed5aa110) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/spdlog/spdlog-prefix/src/spdlog/include/spdlog/details/thread_pool-inl.h:90
#9  operator() (__closure=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/spdlog/spdlog-prefix/src/spdlog/include/spdlog/details/thread_pool-inl.h:28
#10 __invoke_impl<void, spdlog::details::thread_pool::thread_pool(size_t, size_t, std::function<void()>)::<lambda()> > (__f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:60
#11 __invoke<spdlog::details::thread_pool::thread_pool(size_t, size_t, std::function<void()>)::<lambda()> > (__fn=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#12 _M_invoke<0> (this=<optimized out>) at /usr/local/include/c++/7.3.0/thread:234
#13 operator() (this=<optimized out>) at /usr/local/include/c++/7.3.0/thread:243
#14 std::thread::_State_impl<std::thread::_Invoker<std::tuple<spdlog::details::thread_pool::thread_pool(size_t, size_t, std::function<void()>)::<lambda()> > > >::_M_run(void) (this=<optimized out>)
    at /usr/local/include/c++/7.3.0/thread:186
#15 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#16 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7ec6fe700) at pthread_create.c:307
#17 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 253 (Thread 0x7fe7ebefd700 (LWP 22138)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x0000000000b55f9a in __gthread_cond_timedwait (__abs_timeout=0x7fe7ebeeb9b0, __mutex=<optimized out>, __cond=0x7fe7ed5a3268) at /usr/local/include/c++/7.3.0/x86_64-pc-linux-gnu/bits/gthr-default.h:871
#2  __wait_until_impl<std::chrono::duration<long, std::ratio<1, 1000000000> > > (__atime=..., __lock=..., this=0x7fe7ed5a3268) at /usr/local/include/c++/7.3.0/condition_variable:166
#3  wait_until<std::chrono::duration<long, std::ratio<1, 1000000000> > > (__atime=..., __lock=..., this=0x7fe7ed5a3268) at /usr/local/include/c++/7.3.0/condition_variable:106
#4  wait_until<std::chrono::_V2::system_clock, std::chrono::duration<long int, std::ratio<1, 1000000000> >, spdlog::details::periodic_worker::periodic_worker(const std::function<void()>&, std::chrono::seconds)::<lambda()>::<lambda()> > (__p=..., __atime=..., __lock=..., this=0x7fe7ed5a3268) at /usr/local/include/c++/7.3.0/condition_variable:129
#5  wait_for<long int, std::ratio<1>, spdlog::details::periodic_worker::periodic_worker(const std::function<void()>&, std::chrono::seconds)::<lambda()>::<lambda()> > (__p=..., __rtime=..., __lock=..., this=0x7fe7ed5a3268)
    at /usr/local/include/c++/7.3.0/condition_variable:145
#6  operator() (__closure=0x7fe7ed5aba48) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/spdlog/spdlog-prefix/src/spdlog/include/spdlog/details/periodic_worker-inl.h:25
#7  __invoke_impl<void, spdlog::details::periodic_worker::periodic_worker(const std::function<void()>&, std::chrono::seconds)::<lambda()> > (__f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:60
#8  __invoke<spdlog::details::periodic_worker::periodic_worker(const std::function<void()>&, std::chrono::seconds)::<lambda()> > (__fn=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#9  _M_invoke<0> (this=0x7fe7ed5aba48) at /usr/local/include/c++/7.3.0/thread:234
#10 operator() (this=0x7fe7ed5aba48) at /usr/local/include/c++/7.3.0/thread:243
#11 std::thread::_State_impl<std::thread::_Invoker<std::tuple<spdlog::details::periodic_worker::periodic_worker(const std::function<void()>&, std::chrono::seconds)::<lambda()> > > >::_M_run(void) (this=0x7fe7ed5aba40)
    at /usr/local/include/c++/7.3.0/thread:186
#12 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#13 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7ebefd700) at pthread_create.c:307
#14 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 252 (Thread 0x7fe7eb6fc700 (LWP 22139)):
#0  0x00007fe7eff20c3d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00000000005a9861 in get_command (buffsize=80, buffer=0x7fe7eb6ea990 "@V\302\362\347\177") at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/stdin_check.cc:57
#2  check_stdin_thread (arg=<optimized out>) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/stdin_check.cc:98
#3  0x0000000000b8edd9 in run (this=0x7fe7ed5a17d0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#4  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#5  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7eb6fc700) at pthread_create.c:307
#6  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 251 (Thread 0x7fe7e96f8700 (LWP 22143)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00000000005efca6 in __gthread_cond_timedwait (__abs_timeout=0x7fe7e96e6980, __mutex=0x7fe7ec76e5d0, __cond=0x7fe7ec76e5f8) at /opt/gcc-10.2.0/include/c++/10.2.0/x86_64-pc-linux-gnu/bits/gthr-default.h:872
#2  __wait_until_impl<std::chrono::duration<long, std::ratio<1, 1000000000> > > (__lock=<synthetic pointer>, __lock=<synthetic pointer>, __atime=<synthetic pointer>, this=0x7fe7ec76e5f8)
    at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:232
#3  wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (__atime=..., __lock=<synthetic pointer>, this=0x7fe7ec76e5f8)
    at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:141
#4  wait_for<long, std::ratio<1, 1000000000> > (__rtime=<synthetic pointer>, __lock=<synthetic pointer>, this=0x7fe7ec76e5f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:172
#5  ExternalAuthManagerThread::run() () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/external_auth_manager_thread.cc:91
#6  0x0000000000ba5103 in Couchbase::Thread::thread_entry() () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/thread.cc:38
#7  0x0000000000b8edd9 in run (this=0x7fe7ed5a1b90) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7e96f8700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 250 (Thread 0x7fe7e8ef7700 (LWP 22144)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x0000000000679fd7 in __gthread_cond_timedwait (__abs_timeout=0x7fe7e8ee59b0, __mutex=<optimized out>, __cond=0x7fe7eccce3f8) at /opt/gcc-10.2.0/include/c++/10.2.0/x86_64-pc-linux-gnu/bits/gthr-default.h:872
#2  __wait_until_impl<std::chrono::duration<long, std::ratio<1, 1000000000> > > (__lock=..., __lock=..., __atime=<synthetic pointer>, this=0x7fe7eccce3f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:232
#3  wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (__atime=..., __lock=..., this=0x7fe7eccce3f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:141
#4  wait_for<long, std::ratio<1> > (__rtime=..., __rtime=..., __lock=..., this=0x7fe7eccce3f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:172
#5  AuditImpl::consume_events() () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/auditd/src/audit.cc:401
#6  0x0000000000b8edd9 in run (this=0x7fe7ed5a1b30) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#7  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#8  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7e8ef7700) at pthread_create.c:307
#9  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 249 (Thread 0x7fe7e9ef9700 (LWP 22145)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000000000ad540b in consume_socket (thread_index=<optimized out>, sp=0x16a15a0, ctx=0x16a2df0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/prometheus-cpp/prometheus-cpp-prefix/src/prometheus-cpp/3rdparty/civetweb/src/civetweb.c:18846
#2  worker_thread_run (conn=0x16a0cb0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/prometheus-cpp/prometheus-cpp-prefix/src/prometheus-cpp/3rdparty/civetweb/src/civetweb.c:18987
#3  worker_thread (thread_func_param=0x16a0cb0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/prometheus-cpp/prometheus-cpp-prefix/src/prometheus-cpp/3rdparty/civetweb/src/civetweb.c:19145
#4  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7e9ef9700) at pthread_create.c:307
#5  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 248 (Thread 0x7fe7ea6fa700 (LWP 22146)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000000000ad540b in consume_socket (thread_index=<optimized out>, sp=0x16a1f88, ctx=0x16a2df0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/prometheus-cpp/prometheus-cpp-prefix/src/prometheus-cpp/3rdparty/civetweb/src/civetweb.c:18846
#2  worker_thread_run (conn=0x16a1698) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/prometheus-cpp/prometheus-cpp-prefix/src/prometheus-cpp/3rdparty/civetweb/src/civetweb.c:18987
#3  worker_thread (thread_func_param=0x16a1698)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/prometheus-cpp/prometheus-cpp-prefix/src/prometheus-cpp/3rdparty/civetweb/src/civetweb.c:19145
#4  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7ea6fa700) at pthread_create.c:307
#5  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 247 (Thread 0x7fe7eaefb700 (LWP 22147)):
#0  0x00007fe7eff20c3d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x0000000000acc378 in master_thread_run (ctx=0x16a2df0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/prometheus-cpp/prometheus-cpp-prefix/src/prometheus-cpp/3rdparty/civetweb/src/civetweb.c:19291
#2  master_thread (thread_func_param=0x16a2df0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/prometheus-cpp/prometheus-cpp-prefix/src/prometheus-cpp/3rdparty/civetweb/src/civetweb.c:19386
#3  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7eaefb700) at pthread_create.c:307
#4  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 246 (Thread 0x7fe7e3fff700 (LWP 22148)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec765900, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec765900, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece25010, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece25010)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece25010)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece25000) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec7694a0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7e3fff700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 245 (Thread 0x7fe7e37fe700 (LWP 22149)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec765c00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec765c00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece25be0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece25be0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece25be0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece25bd0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec7694d0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7e37fe700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 244 (Thread 0x7fe7e2ffd700 (LWP 22150)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec765f00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec765f00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece267b0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece267b0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece267b0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece267a0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec769500) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7e2ffd700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 243 (Thread 0x7fe7e27fc700 (LWP 22151)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec766200, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec766200, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece27380, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece27380)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece27380)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece27370) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec769530) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7e27fc700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 242 (Thread 0x7fe7e1ffb700 (LWP 22152)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec766500, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec766500, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece27f50, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece27f50)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece27f50)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece27f40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec769560) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7e1ffb700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 241 (Thread 0x7fe7e17fa700 (LWP 22153)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec766800, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec766800, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece28b20, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece28b20)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece28b20)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece28b10) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec769590) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7e17fa700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 240 (Thread 0x7fe7e0ff9700 (LWP 22154)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec766b00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec766b00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece296f0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece296f0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece296f0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece296e0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec7695c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7e0ff9700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 239 (Thread 0x7fe7dbfff700 (LWP 22155)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec766e00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec766e00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece2a2c0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece2a2c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece2a2c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece2a2b0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec7695f0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7dbfff700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 238 (Thread 0x7fe7db7fe700 (LWP 22156)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec767100, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec767100, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece2ae90, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece2ae90)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece2ae90)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece2ae80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec769620) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7db7fe700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 237 (Thread 0x7fe7daffd700 (LWP 22157)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec767400, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec767400, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece2ba60, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece2ba60)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece2ba60)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece2ba50) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec769650) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7daffd700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 236 (Thread 0x7fe7da7fc700 (LWP 22158)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec767700, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec767700, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece2c630, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece2c630)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece2c630)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece2c620) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec769680) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7da7fc700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 235 (Thread 0x7fe7d9ffb700 (LWP 22159)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec767a00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec767a00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece2d200, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece2d200)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece2d200)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece2d1f0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec7696b0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d9ffb700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 234 (Thread 0x7fe7d97fa700 (LWP 22160)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec767d00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec767d00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece2ddd0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece2ddd0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece2ddd0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece2ddc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec7696e0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d97fa700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 233 (Thread 0x7fe7d8ff9700 (LWP 22161)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd01000, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd01000, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece2e9a0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece2e9a0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece2e9a0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece2e990) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec769710) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d8ff9700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 232 (Thread 0x7fe7d87f8700 (LWP 22162)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd01300, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd01300, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece2f570, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece2f570)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece2f570)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece2f560) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ec769740) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d87f8700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 231 (Thread 0x7fe7d7ff7700 (LWP 22163)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd01600, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd01600, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece30140, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece30140)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece30140)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece30130) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd301a0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d7ff7700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 230 (Thread 0x7fe7d77f6700 (LWP 22164)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd01900, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd01900, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece30d10, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece30d10)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece30d10)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece30d00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd301d0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d77f6700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 229 (Thread 0x7fe7d6ff5700 (LWP 22165)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd01c00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd01c00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece318e0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece318e0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece318e0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece318d0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30200) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d6ff5700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 228 (Thread 0x7fe7d67f4700 (LWP 22166)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd01f00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd01f00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece324b0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece324b0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece324b0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece324a0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30230) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d67f4700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 227 (Thread 0x7fe7d5ff3700 (LWP 22167)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd02200, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd02200, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece33080, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece33080)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece33080)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece33070) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30260) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d5ff3700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 226 (Thread 0x7fe7d57f2700 (LWP 22168)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd02500, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd02500, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece33c50, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece33c50)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece33c50)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece33c40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30290) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d57f2700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 225 (Thread 0x7fe7d4ff1700 (LWP 22169)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd02800, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd02800, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece34820, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece34820)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece34820)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece34810) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd302c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d4ff1700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 224 (Thread 0x7fe7d47f0700 (LWP 22170)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd02b00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd02b00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece353f0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece353f0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece353f0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece353e0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd302f0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d47f0700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 223 (Thread 0x7fe7d3fef700 (LWP 22171)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd02e00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd02e00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece35fc0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece35fc0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece35fc0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece35fb0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30320) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d3fef700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 222 (Thread 0x7fe7d37ee700 (LWP 22172)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd03100, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd03100, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece36b90, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece36b90)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece36b90)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece36b80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30350) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d37ee700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 221 (Thread 0x7fe7d2fed700 (LWP 22173)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd03400, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd03400, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece37760, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece37760)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece37760)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece37750) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30380) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d2fed700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 220 (Thread 0x7fe7d27ec700 (LWP 22174)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd03700, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd03700, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece38330, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece38330)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece38330)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece38320) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd303b0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d27ec700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 219 (Thread 0x7fe7d15eb700 (LWP 22175)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd03a00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd03a00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece38f00, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece38f00)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece38f00)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece38ef0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd303e0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d15eb700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 218 (Thread 0x7fe7d0dea700 (LWP 22176)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd03d00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd03d00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece39ad0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece39ad0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece39ad0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece39ac0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30410) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d0dea700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 217 (Thread 0x7fe7d05e9700 (LWP 22177)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd10000, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd10000, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece3a6a0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece3a6a0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece3a6a0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece3a690) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30440) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7d05e9700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 216 (Thread 0x7fe7cfde8700 (LWP 22178)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd10300, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd10300, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece3b270, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece3b270)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece3b270)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece3b260) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30470) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7cfde8700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 215 (Thread 0x7fe7cf5e7700 (LWP 22179)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd10600, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd10600, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece3be40, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece3be40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece3be40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece3be30) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd304a0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7cf5e7700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 214 (Thread 0x7fe7cede6700 (LWP 22180)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd10900, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd10900, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece3ca10, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece3ca10)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece3ca10)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece3ca00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd304d0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7cede6700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 213 (Thread 0x7fe7ce5e5700 (LWP 22181)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd10c00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd10c00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece3d5e0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece3d5e0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece3d5e0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece3d5d0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30500) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7ce5e5700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 212 (Thread 0x7fe7cdde4700 (LWP 22182)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd10f00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd10f00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece3e1b0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece3e1b0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece3e1b0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece3e1a0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30530) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7cdde4700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 211 (Thread 0x7fe7cd5e3700 (LWP 22183)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd11200, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd11200, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece3ed80, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece3ed80)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece3ed80)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece3ed70) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30560) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7cd5e3700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 210 (Thread 0x7fe7ccde2700 (LWP 22184)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd11500, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd11500, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece3f950, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece3f950)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece3f950)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece3f940) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30590) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7ccde2700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 209 (Thread 0x7fe7cc5e1700 (LWP 22185)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd11800, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd11800, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece40520, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece40520)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece40520)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece40510) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd305c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7cc5e1700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 208 (Thread 0x7fe7cbde0700 (LWP 22186)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd11b00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd11b00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece410f0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece410f0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece410f0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece410e0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd305f0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7cbde0700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 207 (Thread 0x7fe7cb5df700 (LWP 22187)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd11e00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd11e00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece41cc0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece41cc0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece41cc0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece41cb0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd30620) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7cb5df700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 206 (Thread 0x7fe7cadde700 (LWP 22188)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd12100, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd12100, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece42890, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece42890)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece42890)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece42880) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64b10) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7cadde700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 205 (Thread 0x7fe7ca5dd700 (LWP 22189)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd12400, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd12400, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece43460, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece43460)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece43460)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece43450) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64b40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7ca5dd700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 204 (Thread 0x7fe7c9ddc700 (LWP 22190)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd12700, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd12700, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece44030, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece44030)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece44030)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece44020) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64b70) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c9ddc700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 203 (Thread 0x7fe7c95db700 (LWP 22191)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd12a00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd12a00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece44c00, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece44c00)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece44c00)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece44bf0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64ba0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c95db700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 202 (Thread 0x7fe7c8dda700 (LWP 22192)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd12d00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd12d00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece457d0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece457d0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece457d0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece457c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64bd0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c8dda700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 201 (Thread 0x7fe7c85d9700 (LWP 22193)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd15000, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd15000, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece463a0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece463a0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece463a0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece46390) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64c00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c85d9700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 200 (Thread 0x7fe7c7dd8700 (LWP 22194)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd15300, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd15300, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece46f70, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece46f70)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece46f70)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece46f60) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64c30) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c7dd8700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 199 (Thread 0x7fe7c75d7700 (LWP 22195)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd15600, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd15600, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece47b40, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece47b40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece47b40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece47b30) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64c60) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c75d7700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 198 (Thread 0x7fe7c6dd6700 (LWP 22196)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd15900, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd15900, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece48710, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece48710)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece48710)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece48700) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64c90) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c6dd6700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 197 (Thread 0x7fe7c65d5700 (LWP 22197)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd15c00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd15c00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece492e0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece492e0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece492e0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece492d0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64cc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c65d5700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 196 (Thread 0x7fe7c5dd4700 (LWP 22198)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd15f00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd15f00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece49eb0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece49eb0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece49eb0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece49ea0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64cf0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c5dd4700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 195 (Thread 0x7fe7c55d3700 (LWP 22199)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd16200, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd16200, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece4aa80, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece4aa80)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece4aa80)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece4aa70) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64d20) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c55d3700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 194 (Thread 0x7fe7c4dd2700 (LWP 22200)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd16500, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd16500, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece4b650, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece4b650)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece4b650)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece4b640) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64d50) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c4dd2700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 193 (Thread 0x7fe7c45d1700 (LWP 22201)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd16800, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd16800, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece4c220, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece4c220)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece4c220)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece4c210) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64d80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c45d1700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 192 (Thread 0x7fe7c3dd0700 (LWP 22202)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd16b00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd16b00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece4cdf0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece4cdf0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece4cdf0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece4cde0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64db0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c3dd0700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 191 (Thread 0x7fe7c35cf700 (LWP 22203)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd16e00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd16e00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece4d9c0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece4d9c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece4d9c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece4d9b0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64de0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c35cf700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 190 (Thread 0x7fe7c2dce700 (LWP 22204)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd17100, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd17100, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece4e590, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece4e590)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece4e590)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece4e580) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64e10) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c2dce700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 189 (Thread 0x7fe7c25cd700 (LWP 22205)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd17400, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd17400, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece4f160, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece4f160)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece4f160)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece4f150) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64e40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c25cd700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 188 (Thread 0x7fe7c1dcc700 (LWP 22206)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd17700, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd17700, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece4fd30, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece4fd30)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece4fd30)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece4fd20) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64e70) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c1dcc700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 187 (Thread 0x7fe7c15cb700 (LWP 22207)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd17a00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd17a00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece50900, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece50900)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece50900)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece508f0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64ea0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c15cb700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 186 (Thread 0x7fe7c0dca700 (LWP 22208)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd17d00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd17d00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece514d0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece514d0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece514d0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece514c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64ed0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c0dca700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 185 (Thread 0x7fe7c05c9700 (LWP 22209)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd27000, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd27000, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece520a0, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece520a0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece520a0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece52090) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64f00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7c05c9700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 184 (Thread 0x7fe7bfdc8700 (LWP 22210)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd27300, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd27300, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ece52c70, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ece52c70)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=this@entry=0x7fe7ece52c70)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x00000000005aea89 in worker_libevent (arg=0x7fe7ece52c60) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/thread.cc:115
#7  0x0000000000b8edd9 in run (this=0x7fe7ecd64f30) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe7bfdc8700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 183 (Thread 0x7fe7bd9ff700 (LWP 22211)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3181303320, absSteadyTime=absSteadyTime@entry=0x7fe7bd9ed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db1b0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db1b0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7bd9ed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db1b0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db1b0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db1b0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd53f30)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ec76c2c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ec76c2c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7bd9ff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 182 (Thread 0x7fe7bd1fe700 (LWP 22212)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3172910616, absSteadyTime=absSteadyTime@entry=0x7fe7bd1ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db030) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db030, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7bd1ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db030) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db030, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db030, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed5997d0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ec76c3c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ec76c3c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7bd1fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 181 (Thread 0x7fe7bc9fd700 (LWP 22213)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3164517912, absSteadyTime=absSteadyTime@entry=0x7fe7bc9eb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db168) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db168, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7bc9eb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db168) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db168, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db168, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599280)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ec76c400) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ec76c400) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7bc9fd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 180 (Thread 0x7fe7b67da700 (LWP 22214)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3061614104, absSteadyTime=absSteadyTime@entry=0x7fe7b67c85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db330) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db330, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7b67c8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db330) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db330, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db330, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed5995a0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd0e480) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd0e480) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7b67da700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 179 (Thread 0x7fe7b5fd9700 (LWP 22215)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3053221400, absSteadyTime=absSteadyTime@entry=0x7fe7b5fc75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db810) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db810, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7b5fc7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db810) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db810, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db810, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599550)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd0e4c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd0e4c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7b5fd9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 178 (Thread 0x7fe7b57d8700 (LWP 22216)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3044828696, absSteadyTime=absSteadyTime@entry=0x7fe7b57c65f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dba80) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dba80, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7b57c6618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dba80) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dba80, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dba80, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599410)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd0e440) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd0e440) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7b57d8700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 177 (Thread 0x7fe7b4fd7700 (LWP 22217)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3036435992, absSteadyTime=absSteadyTime@entry=0x7fe7b4fc55f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db8d0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db8d0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7b4fc5618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db8d0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db8d0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db8d0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed5999b0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd0e500) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd0e500) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7b4fd7700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 176 (Thread 0x7fe7a3fff700 (LWP 22218)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2751387160, absSteadyTime=absSteadyTime@entry=0x7fe7a3fed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db510) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db510, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7a3fed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db510) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db510, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db510, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599910)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14540) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14540) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7a3fff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 175 (Thread 0x7fe7a37fe700 (LWP 22219)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2742994456, absSteadyTime=absSteadyTime@entry=0x7fe7a37ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbca8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbca8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7a37ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbca8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbca8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbca8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed5992d0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14580) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14580) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7a37fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 174 (Thread 0x7fe7a2ffd700 (LWP 22220)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2734601752, absSteadyTime=absSteadyTime@entry=0x7fe7a2feb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db348) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db348, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7a2feb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db348) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db348, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db348, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a040)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd145c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd145c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7a2ffd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 173 (Thread 0x7fe7a27fc700 (LWP 22221)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2726209048, absSteadyTime=absSteadyTime@entry=0x7fe7a27ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db3f0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db3f0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7a27ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db3f0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db3f0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db3f0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599a00)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14600) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14600) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7a27fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 172 (Thread 0x7fe7a1ffb700 (LWP 22222)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2717816344, absSteadyTime=absSteadyTime@entry=0x7fe7a1fe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db120) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db120, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7a1fe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db120) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db120, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db120, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed5998c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14640) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14640) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7a1ffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 171 (Thread 0x7fe7a17fa700 (LWP 22223)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2709423640, absSteadyTime=absSteadyTime@entry=0x7fe7a17e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db378) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db378, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7a17e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db378) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db378, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db378, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599870)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14680) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14680) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7a17fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 170 (Thread 0x7fe7a0ff9700 (LWP 22224)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2701030936, absSteadyTime=absSteadyTime@entry=0x7fe7a0fe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbe40) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbe40, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe7a0fe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbe40) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbe40, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbe40, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599460)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd146c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd146c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe7a0ff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 169 (Thread 0x7fe77ffff700 (LWP 22225)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2147407384, absSteadyTime=absSteadyTime@entry=0x7fe77ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db2b8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db2b8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe77ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db2b8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db2b8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db2b8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599370)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14700) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14700) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe77ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 168 (Thread 0x7fe77f7fe700 (LWP 22226)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2139014680, absSteadyTime=absSteadyTime@entry=0x7fe77f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db9f0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db9f0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe77f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db9f0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db9f0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db9f0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a450)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14740) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14740) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe77f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 167 (Thread 0x7fe77effd700 (LWP 22227)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2130621976, absSteadyTime=absSteadyTime@entry=0x7fe77efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbc60) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbc60, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe77efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbc60) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbc60, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbc60, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599d20)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14780) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14780) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe77effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 166 (Thread 0x7fe77e7fc700 (LWP 22228)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2122229272, absSteadyTime=absSteadyTime@entry=0x7fe77e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbbd0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbbd0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe77e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbbd0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbbd0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbbd0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a4a0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd147c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd147c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe77e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 165 (Thread 0x7fe77dffb700 (LWP 22229)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2113836568, absSteadyTime=absSteadyTime@entry=0x7fe77dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db528) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db528, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe77dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db528) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db528, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db528, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599cd0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14800) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14800) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe77dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 164 (Thread 0x7fe77d7fa700 (LWP 22230)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2105443864, absSteadyTime=absSteadyTime@entry=0x7fe77d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db4b0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db4b0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe77d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db4b0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db4b0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db4b0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599c30)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14840) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14840) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe77d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 163 (Thread 0x7fe77cff9700 (LWP 22231)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2097051160, absSteadyTime=absSteadyTime@entry=0x7fe77cfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db1f8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db1f8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe77cfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db1f8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db1f8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db1f8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599d70)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14880) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14880) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe77cff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 162 (Thread 0x7fe75ffff700 (LWP 22232)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1610536472, absSteadyTime=absSteadyTime@entry=0x7fe75ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db138) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db138, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe75ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db138) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db138, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db138, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599140)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd148c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd148c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe75ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 161 (Thread 0x7fe75f7fe700 (LWP 22233)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1602143768, absSteadyTime=absSteadyTime@entry=0x7fe75f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db060) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db060, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe75f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db060) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db060, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db060, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a360)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14900) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14900) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe75f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 160 (Thread 0x7fe75effd700 (LWP 22234)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1593751064, absSteadyTime=absSteadyTime@entry=0x7fe75efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db678) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db678, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe75efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db678) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db678, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db678, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599aa0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14940) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14940) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe75effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 159 (Thread 0x7fe75e7fc700 (LWP 22235)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1585358360, absSteadyTime=absSteadyTime@entry=0x7fe75e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db7c8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db7c8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe75e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db7c8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db7c8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db7c8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599960)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14980) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14980) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe75e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 158 (Thread 0x7fe75dffb700 (LWP 22236)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1576965656, absSteadyTime=absSteadyTime@entry=0x7fe75dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db5e8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db5e8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe75dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db5e8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db5e8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db5e8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a310)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd149c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd149c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe75dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 157 (Thread 0x7fe75d7fa700 (LWP 22237)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1568572952, absSteadyTime=absSteadyTime@entry=0x7fe75d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbc48) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbc48, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe75d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbc48) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbc48, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbc48, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed5991e0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14a00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14a00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe75d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 156 (Thread 0x7fe75cff9700 (LWP 22238)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1560180248, absSteadyTime=absSteadyTime@entry=0x7fe75cfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db198) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db198, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe75cfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db198) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db198, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db198, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599b90)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14a40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14a40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe75cff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 155 (Thread 0x7fe73ffff700 (LWP 22239)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1073665560, absSteadyTime=absSteadyTime@entry=0x7fe73ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db648) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db648, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe73ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db648) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db648, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db648, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a950)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14a80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14a80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe73ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 154 (Thread 0x7fe73f7fe700 (LWP 22240)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1065272856, absSteadyTime=absSteadyTime@entry=0x7fe73f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db768) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db768, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe73f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db768) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db768, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db768, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed598fb0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14ac0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14ac0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe73f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 153 (Thread 0x7fe73effd700 (LWP 22241)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1056880152, absSteadyTime=absSteadyTime@entry=0x7fe73efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db990) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db990, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe73efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db990) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db990, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db990, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a900)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14b00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14b00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe73effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 152 (Thread 0x7fe73e7fc700 (LWP 22242)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1048487448, absSteadyTime=absSteadyTime@entry=0x7fe73e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbb58) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbb58, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe73e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbb58) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbb58, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbb58, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a540)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14b40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14b40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe73e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 151 (Thread 0x7fe73dffb700 (LWP 22243)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1040094744, absSteadyTime=absSteadyTime@entry=0x7fe73dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db438) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db438, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe73dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db438) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db438, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db438, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a6d0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14b80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14b80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe73dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 150 (Thread 0x7fe73d7fa700 (LWP 22244)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1031702040, absSteadyTime=absSteadyTime@entry=0x7fe73d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db0d8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db0d8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe73d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db0d8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db0d8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db0d8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a720)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14bc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14bc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe73d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 149 (Thread 0x7fe73cff9700 (LWP 22245)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1023309336, absSteadyTime=absSteadyTime@entry=0x7fe73cfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbd38) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbd38, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe73cfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbd38) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbd38, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbd38, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a7c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14c00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14c00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe73cff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 148 (Thread 0x7fe71ffff700 (LWP 22246)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=536794648, absSteadyTime=absSteadyTime@entry=0x7fe71ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db630) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db630, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe71ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db630) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db630, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db630, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a9a0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14c40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14c40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe71ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 147 (Thread 0x7fe71f7fe700 (LWP 22247)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=528401944, absSteadyTime=absSteadyTime@entry=0x7fe71f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbd68) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbd68, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe71f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbd68) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbd68, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbd68, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a860)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14c80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14c80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe71f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 146 (Thread 0x7fe71effd700 (LWP 22248)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=520009240, absSteadyTime=absSteadyTime@entry=0x7fe71efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbd08) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbd08, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe71efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbd08) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbd08, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbd08, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a400)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14cc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14cc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe71effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 145 (Thread 0x7fe71e7fc700 (LWP 22249)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=511616536, absSteadyTime=absSteadyTime@entry=0x7fe71e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db900) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db900, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe71e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db900) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db900, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db900, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a5e0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14d00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14d00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe71e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 144 (Thread 0x7fe71dffb700 (LWP 22250)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=503223832, absSteadyTime=absSteadyTime@entry=0x7fe71dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db6c0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db6c0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe71dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db6c0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db6c0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db6c0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a680)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14d40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14d40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe71dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 143 (Thread 0x7fe71d7fa700 (LWP 22251)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=494831128, absSteadyTime=absSteadyTime@entry=0x7fe71d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbb40) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbb40, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe71d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbb40) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbb40, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbb40, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a590)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14d80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14d80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe71d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 142 (Thread 0x7fe71cff9700 (LWP 22252)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=486438424, absSteadyTime=absSteadyTime@entry=0x7fe71cfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db7b0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db7b0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe71cfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db7b0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db7b0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db7b0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a810)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14dc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14dc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe71cff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 141 (Thread 0x7fe6fffff700 (LWP 22253)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4294891032, absSteadyTime=absSteadyTime@entry=0x7fe6fffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db408) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db408, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6fffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db408) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db408, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db408, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59aae0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14e00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14e00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6fffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 140 (Thread 0x7fe6ff7fe700 (LWP 22254)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4286498328, absSteadyTime=absSteadyTime@entry=0x7fe6ff7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db390) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db390, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6ff7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db390) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db390, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db390, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59abd0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14e40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14e40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6ff7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 139 (Thread 0x7fe6feffd700 (LWP 22255)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4278105624, absSteadyTime=absSteadyTime@entry=0x7fe6fefeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db918) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db918, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6fefeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db918) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db918, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db918, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59ac20)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14e80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14e80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6feffd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 138 (Thread 0x7fe6fe7fc700 (LWP 22256)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4269712920, absSteadyTime=absSteadyTime@entry=0x7fe6fe7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db498) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db498, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6fe7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db498) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db498, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db498, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59aa90)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14ec0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14ec0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6fe7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 137 (Thread 0x7fe6fdffb700 (LWP 22257)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4261320216, absSteadyTime=absSteadyTime@entry=0x7fe6fdfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dba38) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dba38, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6fdfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dba38) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dba38, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dba38, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599f50)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14f00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14f00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6fdffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 136 (Thread 0x7fe6fd7fa700 (LWP 22258)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4252927512, absSteadyTime=absSteadyTime@entry=0x7fe6fd7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db7f8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db7f8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6fd7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db7f8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db7f8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db7f8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59aa40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14f40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14f40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6fd7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 135 (Thread 0x7fe6fcff9700 (LWP 22259)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4244534808, absSteadyTime=absSteadyTime@entry=0x7fe6fcfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db3d8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db3d8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6fcfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db3d8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db3d8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db3d8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599fa0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14f80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14f80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6fcff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 134 (Thread 0x7fe6dffff700 (LWP 22260)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3758020120, absSteadyTime=absSteadyTime@entry=0x7fe6dffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db798) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db798, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6dffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db798) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db798, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db798, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a1d0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd14fc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd14fc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6dffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 133 (Thread 0x7fe6df7fe700 (LWP 22261)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3749627416, absSteadyTime=absSteadyTime@entry=0x7fe6df7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db3c0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db3c0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6df7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db3c0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db3c0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db3c0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599eb0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62000) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62000) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6df7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 132 (Thread 0x7fe6deffd700 (LWP 22262)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3741234712, absSteadyTime=absSteadyTime@entry=0x7fe6defeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db0a8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db0a8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6defeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db0a8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db0a8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db0a8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599af0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62040) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62040) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6deffd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 131 (Thread 0x7fe6de7fc700 (LWP 22263)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3732842008, absSteadyTime=absSteadyTime@entry=0x7fe6de7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db108) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db108, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6de7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db108) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db108, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db108, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed598ec0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62080) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62080) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6de7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 130 (Thread 0x7fe6ddffb700 (LWP 22264)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3724449304, absSteadyTime=absSteadyTime@entry=0x7fe6ddfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db048) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db048, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6ddfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db048) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db048, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db048, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a180)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd620c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd620c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6ddffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 129 (Thread 0x7fe6dd7fa700 (LWP 22265)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3716056600, absSteadyTime=absSteadyTime@entry=0x7fe6dd7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbab0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbab0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6dd7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbab0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbab0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbab0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a0e0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62100) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62100) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6dd7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 128 (Thread 0x7fe6dcff9700 (LWP 22266)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3707663896, absSteadyTime=absSteadyTime@entry=0x7fe6dcfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db540) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db540, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6dcfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db540) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db540, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db540, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed598b00)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62140) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62140) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6dcff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 127 (Thread 0x7fe6bffff700 (LWP 22267)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3221149208, absSteadyTime=absSteadyTime@entry=0x7fe6bffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbb70) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbb70, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6bffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbb70) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbb70, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbb70, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b210)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62180) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62180) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6bffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 126 (Thread 0x7fe6bf7fe700 (LWP 22268)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3212756504, absSteadyTime=absSteadyTime@entry=0x7fe6bf7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db5a0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db5a0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6bf7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db5a0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db5a0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db5a0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59af40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd621c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd621c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6bf7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 125 (Thread 0x7fe6beffd700 (LWP 22269)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3204363800, absSteadyTime=absSteadyTime@entry=0x7fe6befeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db720) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db720, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6befeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db720) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db720, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db720, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b1c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62200) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62200) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6beffd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 124 (Thread 0x7fe6be7fc700 (LWP 22270)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3195971096, absSteadyTime=absSteadyTime@entry=0x7fe6be7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbba0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbba0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6be7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbba0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbba0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbba0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59ad60)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62240) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62240) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6be7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 123 (Thread 0x7fe6bdffb700 (LWP 22271)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3187578392, absSteadyTime=absSteadyTime@entry=0x7fe6bdfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbc00) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbc00, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6bdfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbc00) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbc00, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbc00, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b120)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62280) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62280) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6bdffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 122 (Thread 0x7fe6bd7fa700 (LWP 22272)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3179185688, absSteadyTime=absSteadyTime@entry=0x7fe6bd7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db078) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db078, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6bd7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db078) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db078, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db078, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59acc0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd622c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd622c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6bd7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 121 (Thread 0x7fe6bcff9700 (LWP 22273)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3170792984, absSteadyTime=absSteadyTime@entry=0x7fe6bcfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db6a8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db6a8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe6bcfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db6a8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db6a8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db6a8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed598c40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62300) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62300) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe6bcff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 120 (Thread 0x7fe69ffff700 (LWP 22274)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2684278296, absSteadyTime=absSteadyTime@entry=0x7fe69ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbcd8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbcd8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe69ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbcd8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbcd8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbcd8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a270)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62340) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62340) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe69ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 119 (Thread 0x7fe69f7fe700 (LWP 22275)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2675885592, absSteadyTime=absSteadyTime@entry=0x7fe69f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db0c0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db0c0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe69f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db0c0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db0c0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db0c0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed598c90)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62380) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62380) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe69f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 118 (Thread 0x7fe69effd700 (LWP 22276)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2667492888, absSteadyTime=absSteadyTime@entry=0x7fe69efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db960) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db960, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe69efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db960) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db960, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db960, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59ad10)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd623c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd623c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe69effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 117 (Thread 0x7fe69e7fc700 (LWP 22277)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2659100184, absSteadyTime=absSteadyTime@entry=0x7fe69e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbbb8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbbb8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe69e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbbb8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbbb8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbbb8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed5990f0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62400) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62400) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe69e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 116 (Thread 0x7fe69dffb700 (LWP 22278)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2650707480, absSteadyTime=absSteadyTime@entry=0x7fe69dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db690) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db690, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe69dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db690) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db690, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db690, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b0d0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62440) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62440) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe69dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 115 (Thread 0x7fe69d7fa700 (LWP 22279)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2642314776, absSteadyTime=absSteadyTime@entry=0x7fe69d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbcf0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbcf0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe69d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbcf0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbcf0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbcf0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59ab80)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62480) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62480) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe69d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 114 (Thread 0x7fe69cff9700 (LWP 22280)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2633922072, absSteadyTime=absSteadyTime@entry=0x7fe69cfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db3a8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db3a8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe69cfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db3a8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db3a8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db3a8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed598d30)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd624c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd624c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe69cff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 113 (Thread 0x7fe67ffff700 (LWP 22281)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2147407384, absSteadyTime=absSteadyTime@entry=0x7fe67ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db5d0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db5d0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe67ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db5d0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db5d0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db5d0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b710)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62500) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62500) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe67ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 112 (Thread 0x7fe67f7fe700 (LWP 22282)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2139014680, absSteadyTime=absSteadyTime@entry=0x7fe67f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db018) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db018, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe67f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db018) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db018, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db018, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16ccb40, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16ccb40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16ccb00, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfa800, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b850)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62540) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62540) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe67f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 111 (Thread 0x7fe67effd700 (LWP 22283)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2130621976, absSteadyTime=absSteadyTime@entry=0x7fe67efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db6d8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db6d8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe67efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db6d8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db6d8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db6d8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59ccf0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62640) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62640) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe67effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 110 (Thread 0x7fe67e7fc700 (LWP 22284)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2122229272, absSteadyTime=absSteadyTime@entry=0x7fe67e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db6f0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db6f0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe67e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db6f0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db6f0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db6f0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59cb10)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62680) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62680) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe67e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 109 (Thread 0x7fe67dffb700 (LWP 22285)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2113836568, absSteadyTime=absSteadyTime@entry=0x7fe67dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db930) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db930, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe67dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db930) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db930, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db930, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59c430)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd626c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd626c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe67dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 108 (Thread 0x7fe67d7fa700 (LWP 22286)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2105443864, absSteadyTime=absSteadyTime@entry=0x7fe67d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db7e0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db7e0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe67d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db7e0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db7e0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db7e0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59c340)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62740) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62740) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe67d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 107 (Thread 0x7fe67cff9700 (LWP 22287)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2097051160, absSteadyTime=absSteadyTime@entry=0x7fe67cfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db738) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db738, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe67cfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db738) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db738, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db738, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59c390)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62780) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62780) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe67cff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 106 (Thread 0x7fe65ffff700 (LWP 22288)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1610536472, absSteadyTime=absSteadyTime@entry=0x7fe65ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db8b8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db8b8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe65ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db8b8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db8b8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db8b8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59cc00)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62700) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62700) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe65ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 105 (Thread 0x7fe65f7fe700 (LWP 22289)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1602143768, absSteadyTime=absSteadyTime@entry=0x7fe65f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dba68) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dba68, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe65f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dba68) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dba68, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dba68, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59cd40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd627c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd627c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe65f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 104 (Thread 0x7fe65effd700 (LWP 22290)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1593751064, absSteadyTime=absSteadyTime@entry=0x7fe65efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db780) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db780, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe65efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db780) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db780, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db780, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed598bf0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd62800) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd62800) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe65effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 103 (Thread 0x7fe65e7fc700 (LWP 22291)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1585358360, absSteadyTime=absSteadyTime@entry=0x7fe65e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db300) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db300, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe65e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db300) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db300, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db300, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59c570)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93840) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93840) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe65e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 102 (Thread 0x7fe65dffb700 (LWP 22292)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1576965656, absSteadyTime=absSteadyTime@entry=0x7fe65dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dba08) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dba08, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe65dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dba08) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dba08, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dba08, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59c3e0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93880) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93880) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe65dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 101 (Thread 0x7fe65d7fa700 (LWP 22293)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1568572952, absSteadyTime=absSteadyTime@entry=0x7fe65d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbdb0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbdb0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe65d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbdb0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbdb0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbdb0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59cde0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd938c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd938c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe65d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 100 (Thread 0x7fe65cff9700 (LWP 22294)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1560180248, absSteadyTime=absSteadyTime@entry=0x7fe65cfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dba98) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dba98, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe65cfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dba98) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dba98, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dba98, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59cfc0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93900) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93900) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe65cff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 99 (Thread 0x7fe63ffff700 (LWP 22295)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1073665560, absSteadyTime=absSteadyTime@entry=0x7fe63ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db978) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db978, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe63ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db978) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db978, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db978, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599b40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93940) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93940) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe63ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 98 (Thread 0x7fe63f7fe700 (LWP 22296)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1065272856, absSteadyTime=absSteadyTime@entry=0x7fe63f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbc18) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbc18, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe63f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbc18) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbc18, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbc18, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599be0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93980) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93980) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe63f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 97 (Thread 0x7fe63effd700 (LWP 22297)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1056880152, absSteadyTime=absSteadyTime@entry=0x7fe63efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db828) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db828, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe63efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db828) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db828, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db828, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599dc0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd939c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd939c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe63effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 96 (Thread 0x7fe63e7fc700 (LWP 22298)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1048487448, absSteadyTime=absSteadyTime@entry=0x7fe63e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db480) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db480, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe63e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db480) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db480, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db480, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a630)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93a00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93a00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe63e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 95 (Thread 0x7fe63dffb700 (LWP 22299)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1040094744, absSteadyTime=absSteadyTime@entry=0x7fe63dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db948) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db948, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe63dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db948) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db948, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db948, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a770)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93a40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93a40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe63dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 94 (Thread 0x7fe63d7fa700 (LWP 22300)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1031702040, absSteadyTime=absSteadyTime@entry=0x7fe63d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db750) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db750, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe63d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db750) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db750, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db750, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59ab30)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93a80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93a80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe63d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 93 (Thread 0x7fe63cff9700 (LWP 22301)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1023309336, absSteadyTime=absSteadyTime@entry=0x7fe63cfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db888) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db888, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe63cfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db888) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db888, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db888, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59ac70)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93ac0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93ac0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe63cff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 92 (Thread 0x7fe61ffff700 (LWP 22302)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=536794648, absSteadyTime=absSteadyTime@entry=0x7fe61ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db258) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db258, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe61ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db258) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db258, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db258, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59aef0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93b00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93b00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe61ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 91 (Thread 0x7fe61f7fe700 (LWP 22303)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=528401944, absSteadyTime=absSteadyTime@entry=0x7fe61f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db4f8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db4f8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe61f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db4f8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db4f8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db4f8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b030)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93b40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93b40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe61f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 90 (Thread 0x7fe61effd700 (LWP 22304)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=520009240, absSteadyTime=absSteadyTime@entry=0x7fe61efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db240) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db240, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe61efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db240) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db240, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db240, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a4f0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93b80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93b80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe61effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 89 (Thread 0x7fe61e7fc700 (LWP 22305)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=511616536, absSteadyTime=absSteadyTime@entry=0x7fe61e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db660) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db660, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe61e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db660) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db660, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db660, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a8b0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93bc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93bc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe61e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 88 (Thread 0x7fe61dffb700 (LWP 22306)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=503223832, absSteadyTime=absSteadyTime@entry=0x7fe61dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db228) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db228, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe61dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db228) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db228, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db228, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a9f0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93c00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93c00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe61dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 87 (Thread 0x7fe61d7fa700 (LWP 22307)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=494831128, absSteadyTime=absSteadyTime@entry=0x7fe61d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dba20) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dba20, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe61d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dba20) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dba20, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dba20, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59adb0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93c40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93c40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe61d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 86 (Thread 0x7fe61cff9700 (LWP 22308)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=486438424, absSteadyTime=absSteadyTime@entry=0x7fe61cfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db0f0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db0f0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe61cfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db0f0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db0f0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db0f0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b170)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93c80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93c80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe61cff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 85 (Thread 0x7fe5fffff700 (LWP 22309)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4294891032, absSteadyTime=absSteadyTime@entry=0x7fe5fffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db600) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db600, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5fffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db600) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db600, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db600, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b2b0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93cc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93cc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5fffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 84 (Thread 0x7fe5ff7fe700 (LWP 22310)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4286498328, absSteadyTime=absSteadyTime@entry=0x7fe5ff7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db2d0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db2d0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5ff7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db2d0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db2d0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db2d0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b670)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93d00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93d00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5ff7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 83 (Thread 0x7fe5feffd700 (LWP 22311)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4278105624, absSteadyTime=absSteadyTime@entry=0x7fe5fefeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db420) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db420, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5fefeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db420) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db420, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db420, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed599f00)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93d40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93d40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5feffd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 82 (Thread 0x7fe5fe7fc700 (LWP 22312)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4269712920, absSteadyTime=absSteadyTime@entry=0x7fe5fe7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db588) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db588, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5fe7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db588) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db588, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db588, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a090)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93d80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93d80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5fe7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 81 (Thread 0x7fe5fdffb700 (LWP 22313)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4261320216, absSteadyTime=absSteadyTime@entry=0x7fe5fdfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbc78) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbc78, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5fdfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbc78) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbc78, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbc78, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed5990a0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93dc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93dc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5fdffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 80 (Thread 0x7fe5fd7fa700 (LWP 22314)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4252927512, absSteadyTime=absSteadyTime@entry=0x7fe5fd7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db840) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db840, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5fd7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db840) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db840, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db840, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a130)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93e00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93e00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5fd7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 79 (Thread 0x7fe5fcff9700 (LWP 22315)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4244534808, absSteadyTime=absSteadyTime@entry=0x7fe5fcfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db9d8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db9d8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5fcfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db9d8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db9d8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db9d8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a2c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93e40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93e40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5fcff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 78 (Thread 0x7fe5dffff700 (LWP 22316)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3758020120, absSteadyTime=absSteadyTime@entry=0x7fe5dffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db708) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db708, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5dffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db708) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db708, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db708, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59a3b0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93e80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93e80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5dffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 77 (Thread 0x7fe5df7fe700 (LWP 22317)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3749627416, absSteadyTime=absSteadyTime@entry=0x7fe5df7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db9c0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db9c0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5df7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db9c0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db9c0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db9c0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b3f0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93ec0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93ec0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5df7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 76 (Thread 0x7fe5deffd700 (LWP 22318)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3741234712, absSteadyTime=absSteadyTime@entry=0x7fe5defeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbd50) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbd50, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5defeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbd50) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbd50, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbd50, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b530)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93f00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93f00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5deffd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 75 (Thread 0x7fe5de7fc700 (LWP 22319)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3732842008, absSteadyTime=absSteadyTime@entry=0x7fe5de7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbdc8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbdc8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5de7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbdc8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbdc8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbdc8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b7b0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93f40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93f40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5de7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 74 (Thread 0x7fe5ddffb700 (LWP 22320)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3724449304, absSteadyTime=absSteadyTime@entry=0x7fe5ddfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db450) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db450, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5ddfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db450) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db450, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db450, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59b8f0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93f80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93f80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5ddffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 73 (Thread 0x7fe5dd7fa700 (LWP 22321)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3716056600, absSteadyTime=absSteadyTime@entry=0x7fe5dd7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db360) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db360, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5dd7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db360) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db360, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db360, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59ba30)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecd93fc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecd93fc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5dd7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 72 (Thread 0x7fe5dcff9700 (LWP 22322)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3707663896, absSteadyTime=absSteadyTime@entry=0x7fe5dcfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db858) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db858, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5dcfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db858) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db858, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db858, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59bb70)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0000) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0000) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5dcff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 71 (Thread 0x7fe5bffff700 (LWP 22323)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3221149208, absSteadyTime=absSteadyTime@entry=0x7fe5bffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db270) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db270, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5bffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db270) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db270, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db270, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59bcb0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0040) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0040) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5bffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 70 (Thread 0x7fe5bf7fe700 (LWP 22324)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3212756504, absSteadyTime=absSteadyTime@entry=0x7fe5bf7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db5b8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db5b8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5bf7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db5b8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db5b8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db5b8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59bdf0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0080) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0080) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5bf7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 69 (Thread 0x7fe5beffd700 (LWP 22325)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3204363800, absSteadyTime=absSteadyTime@entry=0x7fe5befeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbac8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbac8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5befeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbac8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbac8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbac8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59bf30)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd00c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd00c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5beffd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 68 (Thread 0x7fe5be7fc700 (LWP 22326)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3195971096, absSteadyTime=absSteadyTime@entry=0x7fe5be7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db2a0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db2a0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5be7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db2a0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db2a0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db2a0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59c070)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0100) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0100) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5be7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 67 (Thread 0x7fe5bdffb700 (LWP 22327)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3187578392, absSteadyTime=absSteadyTime@entry=0x7fe5bdfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbde0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbde0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5bdfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbde0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbde0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbde0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59c1b0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0140) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0140) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5bdffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 66 (Thread 0x7fe5bd7fa700 (LWP 22328)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3179185688, absSteadyTime=absSteadyTime@entry=0x7fe5bd7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db4e0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db4e0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5bd7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db4e0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db4e0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db4e0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59c2f0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0180) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0180) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5bd7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 65 (Thread 0x7fe5bcff9700 (LWP 22329)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=3170792984, absSteadyTime=absSteadyTime@entry=0x7fe5bcfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db090) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db090, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe5bcfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db090) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db090, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db090, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59c480)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd01c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd01c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe5bcff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 64 (Thread 0x7fe59ffff700 (LWP 22330)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2684278296, absSteadyTime=absSteadyTime@entry=0x7fe59ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db1c8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db1c8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe59ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db1c8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db1c8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db1c8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59c5c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0200) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0200) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe59ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 63 (Thread 0x7fe59f7fe700 (LWP 22331)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2675885592, absSteadyTime=absSteadyTime@entry=0x7fe59f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db570) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db570, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe59f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db570) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db570, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db570, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59c700)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0240) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0240) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe59f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 62 (Thread 0x7fe59effd700 (LWP 22332)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2667492888, absSteadyTime=absSteadyTime@entry=0x7fe59efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db2e8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db2e8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe59efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db2e8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db2e8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db2e8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59c840)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0280) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0280) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe59effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 61 (Thread 0x7fe59e7fc700 (LWP 22333)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2659100184, absSteadyTime=absSteadyTime@entry=0x7fe59e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbb88) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbb88, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe59e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbb88) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbb88, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbb88, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59c980)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd02c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd02c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe59e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 60 (Thread 0x7fe59dffb700 (LWP 22334)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2650707480, absSteadyTime=absSteadyTime@entry=0x7fe59dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db150) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db150, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe59dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db150) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db150, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db150, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59cac0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0300) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0300) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe59dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 59 (Thread 0x7fe59d7fa700 (LWP 22335)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2642314776, absSteadyTime=absSteadyTime@entry=0x7fe59d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbae0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbae0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe59d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbae0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbae0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbae0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59cc50)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0340) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0340) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe59d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 58 (Thread 0x7fe59cff9700 (LWP 22336)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2633922072, absSteadyTime=absSteadyTime@entry=0x7fe59cfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db558) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db558, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe59cfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db558) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db558, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db558, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59cd90)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0380) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0380) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe59cff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 57 (Thread 0x7fe57ffff700 (LWP 22337)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2147407384, absSteadyTime=absSteadyTime@entry=0x7fe57ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbbe8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbbe8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe57ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbbe8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbbe8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbbe8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59ced0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd03c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd03c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe57ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 56 (Thread 0x7fe57f7fe700 (LWP 22338)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2139014680, absSteadyTime=absSteadyTime@entry=0x7fe57f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dba50) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dba50, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe57f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dba50) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dba50, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dba50, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59cf20)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0400) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0400) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe57f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 55 (Thread 0x7fe57effd700 (LWP 22339)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2130621976, absSteadyTime=absSteadyTime@entry=0x7fe57efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db288) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db288, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe57efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db288) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db288, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db288, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ed59cf70)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0440) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0440) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe57effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 54 (Thread 0x7fe57e7fc700 (LWP 22340)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2122229272, absSteadyTime=absSteadyTime@entry=0x7fe57e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db468) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db468, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe57e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db468) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db468, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db468, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd50010)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0480) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0480) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe57e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 53 (Thread 0x7fe57dffb700 (LWP 22341)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2113836568, absSteadyTime=absSteadyTime@entry=0x7fe57dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db1e0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db1e0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe57dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db1e0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db1e0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db1e0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd50060)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd04c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd04c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe57dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 52 (Thread 0x7fe57d7fa700 (LWP 22342)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2105443864, absSteadyTime=absSteadyTime@entry=0x7fe57d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbaf8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbaf8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe57d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbaf8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbaf8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbaf8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd500b0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0500) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0500) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe57d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 51 (Thread 0x7fe57cff9700 (LWP 22343)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=2097051160, absSteadyTime=absSteadyTime@entry=0x7fe57cfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbb28) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbb28, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe57cfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbb28) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbb28, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbb28, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd50100)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0540) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0540) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe57cff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 50 (Thread 0x7fe55ffff700 (LWP 22344)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1610536472, absSteadyTime=absSteadyTime@entry=0x7fe55ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db4c8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db4c8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe55ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db4c8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db4c8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db4c8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd50150)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0580) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0580) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe55ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 49 (Thread 0x7fe55f7fe700 (LWP 22345)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1602143768, absSteadyTime=absSteadyTime@entry=0x7fe55f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbd20) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbd20, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe55f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbd20) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbd20, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbd20, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd501a0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd05c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd05c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe55f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 48 (Thread 0x7fe55effd700 (LWP 22346)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1593751064, absSteadyTime=absSteadyTime@entry=0x7fe55efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db618) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db618, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe55efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db618) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db618, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db618, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd501f0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0600) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0600) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe55effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 47 (Thread 0x7fe55e7fc700 (LWP 22347)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1585358360, absSteadyTime=absSteadyTime@entry=0x7fe55e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db318) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db318, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe55e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db318) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db318, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db318, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd50240)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0640) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0640) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe55e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 46 (Thread 0x7fe55dffb700 (LWP 22348)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1576965656, absSteadyTime=absSteadyTime@entry=0x7fe55dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbd80) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbd80, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe55dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbd80) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbd80, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbd80, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd50290)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0680) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0680) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe55dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 45 (Thread 0x7fe55d7fa700 (LWP 22349)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1568572952, absSteadyTime=absSteadyTime@entry=0x7fe55d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db8a0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db8a0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe55d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db8a0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db8a0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db8a0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd502e0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd06c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd06c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe55d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 44 (Thread 0x7fe55cff9700 (LWP 22350)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1560180248, absSteadyTime=absSteadyTime@entry=0x7fe55cfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db8e8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db8e8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe55cfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db8e8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db8e8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db8e8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd50330)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0700) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0700) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe55cff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 43 (Thread 0x7fe53ffff700 (LWP 22351)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1073665560, absSteadyTime=absSteadyTime@entry=0x7fe53ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db870) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db870, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe53ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db870) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db870, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db870, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd50380)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0740) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0740) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe53ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 42 (Thread 0x7fe53f7fe700 (LWP 22352)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1065272856, absSteadyTime=absSteadyTime@entry=0x7fe53f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db180) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db180, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe53f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db180) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db180, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db180, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd503d0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0780) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0780) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe53f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 41 (Thread 0x7fe53effd700 (LWP 22353)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1056880152, absSteadyTime=absSteadyTime@entry=0x7fe53efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbb10) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbb10, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe53efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbb10) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbb10, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbb10, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd50420)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd07c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd07c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe53effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 40 (Thread 0x7fe53e7fc700 (LWP 22354)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1048487448, absSteadyTime=absSteadyTime@entry=0x7fe53e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbc30) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbc30, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe53e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbc30) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbc30, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbc30, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16d8640, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16d8640)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16d8600, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7eccfb400, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd50470)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0800) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0800) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe53e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 39 (Thread 0x7fe53dffb700 (LWP 22355)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1040094744, absSteadyTime=absSteadyTime@entry=0x7fe53dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbd98) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbd98, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe53dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbd98) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbd98, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbd98, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e4140, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e4140)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e4100, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948000, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd51b40)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0900) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0900) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe53dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 38 (Thread 0x7fe53d7fa700 (LWP 22356)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1031702040, absSteadyTime=absSteadyTime@entry=0x7fe53d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db9a8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db9a8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe53d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db9a8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db9a8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db9a8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e4140, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e4140)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e4100, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948000, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd51b90)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0940) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0940) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe53d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 37 (Thread 0x7fe53cff9700 (LWP 22357)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=1023309336, absSteadyTime=absSteadyTime@entry=0x7fe53cfe75f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbcc0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbcc0, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe53cfe7618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbcc0) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbcc0, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbcc0, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e4140, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e4140)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e4100, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948000, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd51be0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0980) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0980) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe53cff9700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 36 (Thread 0x7fe51ffff700 (LWP 22358)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=536794648, absSteadyTime=absSteadyTime@entry=0x7fe51ffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbdf8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbdf8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe51ffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbdf8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbdf8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbdf8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e4140, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e4140)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e4100, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948000, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd51c30)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0a00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0a00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe51ffff700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 35 (Thread 0x7fe51f7fe700 (LWP 22359)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=528401944, absSteadyTime=absSteadyTime@entry=0x7fe51f7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67db210) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67db210, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe51f7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67db210) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67db210, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67db210, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e4140, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e4140)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e4100, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948000, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd51c80)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0a40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0a40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe51f7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 34 (Thread 0x7fe51effd700 (LWP 22360)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=520009240, absSteadyTime=absSteadyTime@entry=0x7fe51efeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbe10) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbe10, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe51efeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbe10) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbe10, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbe10, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e4140, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e4140)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e4100, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948000, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd51cd0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd09c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd09c0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe51effd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 33 (Thread 0x7fe51e7fc700 (LWP 22361)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=511616536, absSteadyTime=absSteadyTime@entry=0x7fe51e7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbe28) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbe28, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe51e7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbe28) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbe28, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbe28, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e4140, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e4140)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e4100, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948000, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd51d20)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0a80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0a80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe51e7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 32 (Thread 0x7fe51dffb700 (LWP 22362)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=503223832, absSteadyTime=absSteadyTime@entry=0x7fe51dfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbc90) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbc90, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe51dfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbc90) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbc90, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbc90, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e4140, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e4140)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e4100, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948000, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd51d70)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecdd0ac0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecdd0ac0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe51dffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 31 (Thread 0x7fe51d7fa700 (LWP 22363)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=494831128, absSteadyTime=absSteadyTime@entry=0x7fe51d7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbf78) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbf78, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe51d7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbf78) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbf78, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbf78, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e58c0, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e58c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e5880, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948c00, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd52040)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecefdbc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecefdbc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe51d7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 30 (Thread 0x7fe51cff9700 (LWP 22364)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00000000009e9f71 in __gthread_cond_timedwait (__abs_timeout=0x7fe51cfe4f10, __mutex=<optimized out>, __cond=0x7fe373626668) at /opt/gcc-10.2.0/include/c++/10.2.0/x86_64-pc-linux-gnu/bits/gthr-default.h:872
#2  __wait_until_impl<std::chrono::duration<long, std::ratio<1, 1000000000> > > (__lock=..., __lock=..., __atime=..., this=0x7fe373626668) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:232
#3  wait_until<std::chrono::duration<long, std::ratio<1, 1000000000> > > (__atime=..., __lock=..., this=0x7fe373626668) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:126
#4  operator() (__closure=<synthetic pointer>) at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/lsm/lsm_tree.cc:368
#5  magma::LSMTree::tryLevel0BlockingCompaction() () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/lsm/lsm_tree.cc:383
#6  0x00000000009f1a02 in add (autoFlush=false, rawVal=..., rawKey=..., op=magma::Update, this=0x7fe373626400) at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/lsm/lsm_tree.cc:335
#7  magma::LSMTree::Write(magma::Operation, magma::Slice const&, magma::Slice const&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/lsm/lsm_tree.cc:1520
#8  0x0000000000982d5e in magma::KVStore::writeDocument(magma::Magma::WriteOperation const&, magma::WAL*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/magma/kvstore/kvstore.cc:836
#9  0x0000000000982dd5 in magma::KVStore::write(magma::Magma::WriteOperation const&, magma::WAL*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/magma/kvstore/kvstore.cc:639
#10 0x0000000000991301 in magma::KVStore::WriteDocs(magma::WAL*, std::vector<magma::Magma::WriteOperation, std::allocator<magma::Magma::WriteOperation> > const&, std::function<void (magma::Magma::WriteOperation const&, bool, magma::Slice)>, std::function<std::pair<magma::Status, std::vector<magma::Magma::WriteOperation, std::allocator<magma::Magma::WriteOperation> > const*> ()>) ()
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/magma/kvstore/write.cc:162
#11 0x000000000098c096 in magma::KVStore::ReplayWrites(std::vector<magma::Magma::WriteOperation, std::allocator<magma::Magma::WriteOperation> > const&, magma::WALOffset) ()
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/magma/kvstore/kvstore.cc:705
#12 0x0000000000993dc3 in magma::Magma::Impl::recovery() () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/magma/db_recovery.cc:180
#13 0x000000000092e4af in magma::Magma::Impl::Open() () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/magma/db.cc:156
#14 0x000000000092e65d in magma::Magma::Open (this=<optimized out>) at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/magma/db.cc:173
#15 0x0000000000894c71 in MagmaMemoryTrackingProxy::Open() () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/kvstore/magma-kvstore/magma-memory-tracking-proxy.cc:297
#16 0x0000000000883614 in MagmaKVStore::MagmaKVStore(MagmaKVStoreConfig&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/kvstore/magma-kvstore/magma-kvstore.cc:651
#17 0x0000000000836b5b in make_unique<MagmaKVStore, MagmaKVStoreConfig&> () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/kvstore/kvstore.cc:204
#18 KVStoreFactory::create(KVStoreConfig&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/kvstore/kvstore.cc:205
#19 0x0000000000707797 in KVShard::KVShard(Configuration&, unsigned short, unsigned short) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/kvshard.cc:44
#20 0x000000000073d059 in make_unique<KVShard, Configuration&, unsigned long const&, unsigned long&> () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/ep_engine.h:693
#21 VBucketMap::VBucketMap(KVBucket&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/vbucketmap.cc:27
#22 0x00000000006f621b in KVBucket::KVBucket(EventuallyPersistentEngine&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/ep_engine.h:658
#23 0x000000000081e6e6 in EPBucket::EPBucket(EventuallyPersistentEngine&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/ep_bucket.cc:241
#24 0x00000000006a3f98 in make_unique<EPBucket, EventuallyPersistentEngine&> () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/ep_engine.cc:6842
#25 EventuallyPersistentEngine::makeBucket(Configuration&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/ep_engine.cc:6842
#26 0x00000000006b4a03 in EventuallyPersistentEngine::initialize(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) ()
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/ep_engine.cc:2167
#27 0x00000000005c0862 in BucketManager::create(Cookie&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, BucketType) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/buckets.cc:211
#28 0x000000000062a4fe in operator() (__closure=0x7fe7ecddb660) at /opt/gcc-10.2.0/include/c++/10.2.0/bits/char_traits.h:322
#29 __invoke_impl<void, CreateRemoveBucketCommandContext::create()::<lambda()>&> (__f=...) at /opt/gcc-10.2.0/include/c++/10.2.0/bits/invoke.h:60
#30 __invoke_r<void, CreateRemoveBucketCommandContext::create()::<lambda()>&> (__fn=...) at /opt/gcc-10.2.0/include/c++/10.2.0/bits/invoke.h:110
#31 std::_Function_handler<void (), CreateRemoveBucketCommandContext::create()::{lambda()#1}>::_M_invoke(std::_Any_data const&) () at /opt/gcc-10.2.0/include/c++/10.2.0/bits/std_function.h:291
#32 0x0000000000628b54 in operator() (this=0x7fe3f7f5f8c8) at /opt/gcc-10.2.0/include/c++/10.2.0/bits/std_function.h:248
#33 OneShotTask::run (this=0x7fe3f7f5f850) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/one_shot_task.h:50
#34 0x0000000000aa6662 in GlobalTask::execute() () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/globaltask.cc:68
#35 0x0000000000aa3875 in FollyExecutorPool::TaskProxy::scheduleViaCPUPool()::{lambda()#2}::operator()() const (__closure=0x7fe51cfe7840)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:189
#36 0x0000000000bfa660 in operator() (this=0x7fe51cfe7840) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:416
#37 folly::ThreadPoolExecutor::runTask(std::shared_ptr<folly::ThreadPoolExecutor::Thread> const&, folly::ThreadPoolExecutor::Task&&) (this=this@entry=0x7fe7d1948c00, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd52090,
    task=task@entry=<unknown type in /usr/lib/debug/opt/couchbase/bin/memcached-7.1.0-2075.x86_64.debug, CU 0xa37b680, DIE 0xa3ff5b5>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/ThreadPoolExecutor.cpp:97
#38 0x0000000000be241a in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948c00, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd52090)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:265
#39 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#40 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#41 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#42 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#43 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#44 0x0000000000aa3504 in operator() (this=0x7fe7ecefdc00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#45 operator() (__closure=0x7fe7ecefdc00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#46 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#47 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#48 0x00007fe7f25eaea5 in start_thread (arg=0x7fe51cff9700) at pthread_create.c:307
#49 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 29 (Thread 0x7fe4fffff700 (LWP 22365)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4294891032, absSteadyTime=absSteadyTime@entry=0x7fe4fffed5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbfa8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbfa8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe4fffed618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbfa8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbfa8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea1a7 in futexWaitPreIdle<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > >, std::chrono::duration<long, std::ratio<1, 1000000000> > > (timeoutVariationFrac=0.5, stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=..., _ret=<synthetic pointer>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:194
#6  futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5, stackToRetain=1024,
    idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:151
#7  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbfa8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#8  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#9  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e58c0, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#10 0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e58c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#11 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e5880, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#12 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948c00, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd520e0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#13 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#14 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#15 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#16 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#17 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#18 0x0000000000aa3504 in operator() (this=0x7fe7ecefdc40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 operator() (__closure=0x7fe7ecefdc40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#20 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#21 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#22 0x00007fe7f25eaea5 in start_thread (arg=0x7fe4fffff700) at pthread_create.c:307
#23 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 28 (Thread 0x7fe4ff7fe700 (LWP 22366)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4286498328, absSteadyTime=absSteadyTime@entry=0x7fe4ff7ec5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbf90) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbf90, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe4ff7ec618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbf90) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbf90, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbf90, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e58c0, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e58c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e5880, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948c00, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd52130)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecefdcc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecefdcc0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe4ff7fe700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 27 (Thread 0x7fe4feffd700 (LWP 22367)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4278105624, absSteadyTime=absSteadyTime@entry=0x7fe4fefeb5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbf60) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbf60, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe4fefeb618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbf60) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbf60, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbf60, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e58c0, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e58c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e5880, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948c00, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd52180)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecefdd00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecefdd00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe4feffd700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 26 (Thread 0x7fe4fe7fc700 (LWP 22368)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4269712920, absSteadyTime=absSteadyTime@entry=0x7fe4fe7ea5f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbf48) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbf48, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe4fe7ea618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbf48) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbf48, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbf48, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e58c0, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e58c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e5880, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948c00, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd521d0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7ecefdc80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7ecefdc80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe4fe7fc700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 25 (Thread 0x7fe4fdffb700 (LWP 22369)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4261320216, absSteadyTime=absSteadyTime@entry=0x7fe4fdfe95f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbf30) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbf30, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe4fdfe9618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbf30) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbf30, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbf30, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e58c0, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e58c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e5880, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948c00, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd52220)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7d1c0ad40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7d1c0ad40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe4fdffb700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 24 (Thread 0x7fe4fd7fa700 (LWP 22370)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x0000000000bda13d in nativeFutexWaitImpl (waitMask=waitMask@entry=4252927512, absSteadyTime=absSteadyTime@entry=0x7fe4fd7e85f8, absSystemTime=absSystemTime@entry=0x0, expected=expected@entry=2,
    addr=addr@entry=0x7fe7b67dbee8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:123
#2  folly::detail::futexWaitImpl (futex=futex@entry=0x7fe7b67dbee8, expected=expected@entry=2, absSystemTime=absSystemTime@entry=0x0, absSteadyTime=absSteadyTime@entry=0x7fe4fd7e8618, waitMask=waitMask@entry=4294967295)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex.cpp:254
#3  0x0000000000be420a in futexWaitImpl<std::atomic<unsigned int> const, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (waitMask=4294967295,
    deadline=..., expected=2, futex=0x7fe7b67dbee8) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:85
#4  folly::detail::futexWaitUntil<std::atomic<unsigned int>, std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (futex=futex@entry=0x7fe7b67dbee8, expected=expected@entry=2,
    deadline=..., waitMask=waitMask@entry=4294967295) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/Futex-inl.h:123
#5  0x0000000000bea06d in futexWaitUntil<std::atomic<unsigned int>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > > (timeoutVariationFrac=0.5,
    stackToRetain=1024, idleTimeout=..., waitMask=4294967295, deadline=..., expected=2, fut=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/detail/MemoryIdler.h:164
#6  folly::SaturatingSemaphore<true, std::atomic>::tryWaitSlow<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=this@entry=0x7fe7b67dbee8, deadline=..., opt=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:318
#7  0x0000000000bea6d6 in try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (opt=..., deadline=..., this=<optimized out>)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/SaturatingSemaphore.h:179
#8  folly::detail::LifoSemBase<folly::SaturatingSemaphore<true, std::atomic>, std::atomic>::try_wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (
    this=this@entry=0x16e58c0, deadline=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:521
#9  0x0000000000bede30 in try_wait_for<long, std::ratio<1, 1000> > (timeout=<synthetic pointer>, this=0x16e58c0)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/synchronization/LifoSem.h:498
#10 folly::UnboundedBlockingQueue<folly::CPUThreadPoolExecutor::CPUTask>::try_take_for (this=0x16e5880, time=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/task_queue/UnboundedBlockingQueue.h:41
#11 0x0000000000be23a7 in folly::CPUThreadPoolExecutor::threadRun (this=0x7fe7d1948c00, thread=std::shared_ptr (count 3, weak 0) 0x7fe7ecd52270)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:243
#12 0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#13 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#14 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#15 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#16 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#17 0x0000000000aa3504 in operator() (this=0x7fe7d1c0ad80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#18 operator() (__closure=0x7fe7d1c0ad80) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:47
#19 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...)
    at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
#20 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#21 0x00007fe7f25eaea5 in start_thread (arg=0x7fe4fd7fa700) at pthread_create.c:307
#22 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 23 (Thread 0x7fe4fcff9700 (LWP 22371)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ecd27c00, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ecd27c00, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ec76ef00, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ec76ef00)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=0x7fe7ec76ef00) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x0000000000bf1e89 in folly::IOThreadPoolExecutor::threadRun (this=0x7fe7ec76ea00, thread=...)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/IOThreadPoolExecutor.cpp:195
#7  0x0000000000bfd619 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (
    __t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
#8  __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>)
    at /usr/local/include/c++/7.3.0/bits/invoke.h:95
#9  __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
#10 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
#11 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
#12 0x00007fe7f07e2d40 in execute_native_thread_routine () from /opt/couchbase/bin/../lib/libstdc++.so.6
#13 0x00007fe7f25eaea5 in start_thread (arg=0x7fe4fcff9700) at pthread_create.c:307
#14 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 22 (Thread 0x7fe3f65ff700 (LWP 22372)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007fe7f1af7e51 in background_thread_sleep (tsdn=<optimized out>, interval=10000000000, info=<optimized out>) at src/background_thread.c:255
#2  background_work_sleep_once (ind=<optimized out>, info=<optimized out>, tsdn=<optimized out>) at src/background_thread.c:307
#3  background_work (ind=<optimized out>, tsd=0x7fe3f65ee220) at src/background_thread.c:497
#4  background_thread_entry (ind_arg=<optimized out>) at src/background_thread.c:522
#5  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3f65ff700) at pthread_create.c:307
#6  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 21 (Thread 0x7fe3f5dfe700 (LWP 22373)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00000000009b56df in __gthread_cond_timedwait (__abs_timeout=0x7fe3f5dec960, __mutex=<optimized out>, __cond=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/x86_64-pc-linux-gnu/bits/gthr-default.h:872
#2  __wait_until_impl<std::chrono::duration<long, std::ratio<1, 1000000000> > > (__lock=..., __lock=..., __atime=<synthetic pointer>, this=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:232
#3  wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (__atime=..., __lock=..., this=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:141
#4  wait_for<long, std::ratio<1, 1000000000> > (__rtime=..., __rtime=..., __lock=..., this=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:172
#5  magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:99
#6  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#7  0x0000000000b8edd9 in run (this=0x7fe3f67461f0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3f5dfe700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 20 (Thread 0x7fe3f55fd700 (LWP 22374)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00000000009b56df in __gthread_cond_timedwait (__abs_timeout=0x7fe3f55eb960, __mutex=<optimized out>, __cond=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/x86_64-pc-linux-gnu/bits/gthr-default.h:872
#2  __wait_until_impl<std::chrono::duration<long, std::ratio<1, 1000000000> > > (__lock=..., __lock=..., __atime=<synthetic pointer>, this=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:232
#3  wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (__atime=..., __lock=..., this=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:141
#4  wait_for<long, std::ratio<1, 1000000000> > (__rtime=..., __rtime=..., __lock=..., this=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:172
#5  magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:99
#6  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#7  0x0000000000b8edd9 in run (this=0x7fe3f6746220) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3f55fd700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 19 (Thread 0x7fe3f4dfc700 (LWP 22375)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00000000009b56df in __gthread_cond_timedwait (__abs_timeout=0x7fe3f4dea960, __mutex=<optimized out>, __cond=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/x86_64-pc-linux-gnu/bits/gthr-default.h:872
#2  __wait_until_impl<std::chrono::duration<long, std::ratio<1, 1000000000> > > (__lock=..., __lock=..., __atime=<synthetic pointer>, this=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:232
#3  wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (__atime=..., __lock=..., this=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:141
#4  wait_for<long, std::ratio<1, 1000000000> > (__rtime=..., __rtime=..., __lock=..., this=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:172
#5  magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:99
#6  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#7  0x0000000000b8edd9 in run (this=0x7fe3f6746250) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3f4dfc700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 18 (Thread 0x7fe3effff700 (LWP 22376)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00000000009b56df in __gthread_cond_timedwait (__abs_timeout=0x7fe3effed960, __mutex=<optimized out>, __cond=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/x86_64-pc-linux-gnu/bits/gthr-default.h:872
#2  __wait_until_impl<std::chrono::duration<long, std::ratio<1, 1000000000> > > (__lock=..., __lock=..., __atime=<synthetic pointer>, this=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:232
#3  wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1, 1000000000> > > (__atime=..., __lock=..., this=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:141
#4  wait_for<long, std::ratio<1, 1000000000> > (__rtime=..., __rtime=..., __lock=..., this=0x7fe3f78215f8) at /opt/gcc-10.2.0/include/c++/10.2.0/condition_variable:172
#5  magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:99
#6  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#7  0x0000000000b8edd9 in run (this=0x7fe3f6746280) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#8  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#9  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3effff700) at pthread_create.c:307
#10 0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 17 (Thread 0x7fe3ef7fe700 (LWP 22377)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f67462b0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3ef7fe700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 16 (Thread 0x7fe3eeffd700 (LWP 22378)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f67462e0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3eeffd700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 15 (Thread 0x7fe3ee7fc700 (LWP 22379)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6746310) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3ee7fc700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 14 (Thread 0x7fe3edffb700 (LWP 22380)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6746340) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3edffb700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 13 (Thread 0x7fe3e7fff700 (LWP 22386)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6bf11d0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3e7fff700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 12 (Thread 0x7fe3e77fe700 (LWP 22387)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6bf1200) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3e77fe700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 11 (Thread 0x7fe3e6ffd700 (LWP 22388)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6bf1230) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3e6ffd700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 10 (Thread 0x7fe3e67fc700 (LWP 22389)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6c0aaa0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3e67fc700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 9 (Thread 0x7fe3e5ffb700 (LWP 22390)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6c0aad0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3e5ffb700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7fe3e57fa700 (LWP 22391)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6c0ab00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3e57fa700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7fe3e4ff9700 (LWP 22392)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6c24370) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3e4ff9700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7fe3de9ff700 (LWP 22393)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6c243a0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3de9ff700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7fe3de1fe700 (LWP 22394)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6c243d0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3de1fe700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7fe3dd9fd700 (LWP 22395)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6c36c40) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3dd9fd700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7fe3dd1fc700 (LWP 22396)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6c36c70) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3dd1fc700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7fe3dc9fb700 (LWP 22397)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe7f07dd8bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /opt/couchbase/bin/../lib/libstdc++.so.6
#2  0x00000000009b5448 in magma::TaskQueue::dequeue(std::atomic<bool>&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:101
#3  0x00000000009b5831 in magma::TaskWorker::loop(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/magma/util/worker.cc:160
#4  0x0000000000b8edd9 in run (this=0x7fe3f6c36ca0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:51
#5  platform_thread_wrap(void*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/platform/src/cb_pthreads.cc:64
#6  0x00007fe7f25eaea5 in start_thread (arg=0x7fe3dc9fb700) at pthread_create.c:307
#7  0x00007fe7eff2b8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7fe7f3725c40 (LWP 22135)):
#0  0x00007fe7eff2beb3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe7f18bf3c5 in epoll_dispatch (base=0x7fe7ec765300, tv=<optimized out>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/epoll.c:465
#2  0x00007fe7f18b6376 in event_base_loop (base=0x7fe7ec765300, flags=1) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/libevent/libevent-prefix/src/libevent/event.c:1998
#3  0x0000000000c03d47 in folly::EventBase::loopBody (this=this@entry=0x7fe7ec76e780, flags=flags@entry=0, ignoreKeepAlive=ignoreKeepAlive@entry=false)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:397
#4  0x0000000000c04216 in folly::EventBase::loop (this=this@entry=0x7fe7ec76e780)
    at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:315
#5  0x0000000000c05bd6 in folly::EventBase::loopForever (this=0x7fe7ec76e780) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/io/async/EventBase.cpp:538
#6  0x000000000056774b in memcached_main(int, char**) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/daemon/memcached.cc:1026
#7  0x00007fe7efe4f555 in __libc_start_main (main=0x53cb20 <main(int, char**)>, argc=3, argv=0x7ffc7e21b5a8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc7e21b598)
    at ../csu/libc-start.c:266
#8  0x000000000055fd97 in _start () at /opt/gcc-10.2.0/include/c++/10.2.0/bits/char_traits.h:322