Crash in libcouchbase

thread #1, queue = 'com.apple.main-thread', stop reason = EXC_BAD_ACCESS (code=EXC_I386_GPFLT)

  * frame #0: 0x00007fff908972d0 libsystem_platform.dylib`_platform_strcmp + 80

    frame #1: 0x000000010537ba84 libcouchbase.2.dylib`::lcb_host_equals(a=0x00a600010085c000, b=0x000000010088f223) at hostlist.cc:138

    frame #2: 0x0000000105329258 libcouchbase.2.dylib`lcb_st::find_server(this=0x00000001006050b0, host=0x000000010088f223) const at instance.cc:618

    frame #3: 0x0000000105341324 libcouchbase.2.dylib`CccpProvider::schedule_next_request(this=0x0000000100605a60, err=LCB_ERROR, can_rollover=false) at bc_cccp.cc:140

    frame #4: 0x00000001053416f8 libcouchbase.2.dylib`CccpProvider::mcio_error(this=0x0000000100605a60, err=LCB_ERROR) at bc_cccp.cc:166

    frame #5: 0x0000000105341c78 libcouchbase.2.dylib`lcb::clconfig::cccp_update(cookie_=0x00000001007af6d0, err=LCB_ERROR, bytes=0x0000000000000000, nbytes=0, origin=0x0000000000000000) at bc_cccp.cc:234

    frame #6: 0x0000000105373c35 libcouchbase.2.dylib`ext_callback_proxy(pl=0x00007fff5fbfb5a0, req=0x0000000102512c50, rc=LCB_ERROR, resdata=0x00007fff5fbfb568) at getconfig.cc:31

    frame #7: 0x0000000105377a9a libcouchbase.2.dylib`H_config(pipeline=0x00007fff5fbfb5a0, request=0x0000000102512c50, response=0x00007fff5fbfb568, immerr=LCB_ERROR) at handler.cc:876

    frame #8: 0x00000001053757fd libcouchbase.2.dylib`::mcreq_dispatch_response(pipeline=0x00007fff5fbfb5a0, req=0x0000000102512c50, res=0x00007fff5fbfb568, immerr=LCB_ERROR) at handler.cc:984

    frame #9: 0x00000001053e5484 libcouchbase.2.dylib`lcb::RetryQueue::fail(this=0x0000000100606140, op=0x0000000105073a00, err=LCB_ERROR) at retryq.cc:164

    frame #10: 0x00000001053e6506 libcouchbase.2.dylib`lcb::RetryQueue::~RetryQueue(this=0x0000000100606140) at retryq.cc:403

    frame #11: 0x00000001053e6555 libcouchbase.2.dylib`lcb::RetryQueue::~RetryQueue(this=0x0000000100606140) at retryq.cc:398

    frame #12: 0x0000000105328a6b libcouchbase.2.dylib`::lcb_destroy(instance=0x00000001006050b0) at instance.cc:557

    frame #13: 0x00000001052c6baa _libcouchbase.cpython-36m-darwin.so`Bucket_dtor(self=0x0000000106257a70) at bucket.c:829 [opt]

    frame #14: 0x00000001000dfb55 Python`subtype_dealloc + 849

    frame #15: 0x00000001052c9e6e _libcouchbase.cpython-36m-darwin.so`MultiResult_dealloc(self=0x00000001065c24f8) at multiresult.c:151 [opt]

    frame #16: 0x00000001000c9215 Python`dict_dealloc + 120

    frame #17: 0x00000001000dfbef Python`subtype_dealloc + 1003

    frame #18: 0x00000001000b8355 Python`frame_dealloc + 96

    frame #19: 0x000000010015dc20 Python`tb_dealloc + 88

    frame #20: 0x000000010015dc0b Python`tb_dealloc + 67

    frame #21: 0x000000010015dc0b Python`tb_dealloc + 67

    frame #22: 0x00000001000b0b64 Python`BaseException_clear + 96

    frame #23: 0x00000001000b0a04 Python`BaseException_dealloc + 55

    frame #24: 0x00000001000dfb55 Python`subtype_dealloc + 849

    frame #25: 0x00000001000ddf88 Python`tupledealloc + 90

    frame #26: 0x00000001000ddf88 Python`tupledealloc + 90

    frame #27: 0x00000001000bc28d Python`list_clear + 60

    frame #28: 0x00000001000be0ba Python`listclear + 9

    frame #29: 0x00000001000d1828 Python`_PyCFunction_FastCallDict + 525

    frame #30: 0x000000010013600f Python`call_function + 489

    frame #31: 0x000000010012eecc Python`_PyEval_EvalFrameDefault + 4930

    frame #32: 0x00000001001367df Python`_PyEval_EvalCodeWithName + 1829

    frame #33: 0x0000000100137096 Python`_PyFunction_FastCallDict + 444

    frame #34: 0x0000000100099ab9 Python`_PyObject_FastCallDict + 196

    frame #35: 0x0000000100099bdc Python`_PyObject_Call_Prepend + 156

    frame #36: 0x000000010009993a Python`PyObject_Call + 101

    frame #37: 0x000000010012f121 Python`_PyEval_EvalFrameDefault + 5527

    frame #38: 0x00000001001367df Python`_PyEval_EvalCodeWithName + 1829

    frame #39: 0x0000000100137096 Python`_PyFunction_FastCallDict + 444

    frame #40: 0x0000000100099ab9 Python`_PyObject_FastCallDict + 196

    frame #41: 0x0000000100099bdc Python`_PyObject_Call_Prepend + 156

    frame #42: 0x000000010009993a Python`PyObject_Call + 101

    frame #43: 0x00000001000e3fce Python`slot_tp_call + 50

    frame #44: 0x0000000100099a84 Python`_PyObject_FastCallDict + 143

    frame #45: 0x0000000100135fdf Python`call_function + 441

    frame #46: 0x000000010012eecc Python`_PyEval_EvalFrameDefault + 4930

    frame #47: 0x0000000100137166 Python`_PyFunction_FastCall + 121

    frame #48: 0x0000000100135fe6 Python`call_function + 448

    frame #49: 0x000000010012eecc Python`_PyEval_EvalFrameDefault + 4930

    frame #50: 0x0000000100137166 Python`_PyFunction_FastCall + 121

    frame #51: 0x0000000100099ab9 Python`_PyObject_FastCallDict + 196

    frame #52: 0x0000000100099bdc Python`_PyObject_Call_Prepend + 156

    frame #53: 0x000000010009993a Python`PyObject_Call + 101

    frame #54: 0x000000010012f121 Python`_PyEval_EvalFrameDefault + 5527

    frame #55: 0x00000001001367df Python`_PyEval_EvalCodeWithName + 1829

    frame #56: 0x0000000100137096 Python`_PyFunction_FastCallDict + 444

    frame #57: 0x0000000100099ab9 Python`_PyObject_FastCallDict + 196

    frame #58: 0x0000000100099bdc Python`_PyObject_Call_Prepend + 156

    frame #59: 0x000000010009993a Python`PyObject_Call + 101

    frame #60: 0x00000001000e3fce Python`slot_tp_call + 50

    frame #61: 0x0000000100099a84 Python`_PyObject_FastCallDict + 143

    frame #62: 0x0000000100135fdf Python`call_function + 441

    frame #63: 0x000000010012eecc Python`_PyEval_EvalFrameDefault + 4930

    frame #64: 0x0000000100137166 Python`_PyFunction_FastCall + 121

    frame #65: 0x0000000100099ab9 Python`_PyObject_FastCallDict + 196

    frame #66: 0x0000000100099bdc Python`_PyObject_Call_Prepend + 156

    frame #67: 0x000000010009993a Python`PyObject_Call + 101

    frame #68: 0x000000010012f121 Python`_PyEval_EvalFrameDefault + 5527

    frame #69: 0x00000001001367df Python`_PyEval_EvalCodeWithName + 1829

    frame #70: 0x0000000100137096 Python`_PyFunction_FastCallDict + 444

    frame #71: 0x0000000100099ab9 Python`_PyObject_FastCallDict + 196

    frame #72: 0x0000000100099bdc Python`_PyObject_Call_Prepend + 156

    frame #73: 0x000000010009993a Python`PyObject_Call + 101

    frame #74: 0x00000001000e3fce Python`slot_tp_call + 50

    frame #75: 0x0000000100099a84 Python`_PyObject_FastCallDict + 143

    frame #76: 0x0000000100135fdf Python`call_function + 441

    frame #77: 0x000000010012eecc Python`_PyEval_EvalFrameDefault + 4930

    frame #78: 0x0000000100137166 Python`_PyFunction_FastCall + 121

    frame #79: 0x0000000100099ab9 Python`_PyObject_FastCallDict + 196

    frame #80: 0x0000000100099bdc Python`_PyObject_Call_Prepend + 156

    frame #81: 0x000000010009993a Python`PyObject_Call + 101

    frame #82: 0x000000010012f121 Python`_PyEval_EvalFrameDefault + 5527

    frame #83: 0x00000001001367df Python`_PyEval_EvalCodeWithName + 1829

    frame #84: 0x0000000100137096 Python`_PyFunction_FastCallDict + 444

    frame #85: 0x0000000100099ab9 Python`_PyObject_FastCallDict + 196

    frame #86: 0x0000000100099bdc Python`_PyObject_Call_Prepend + 156

    frame #87: 0x000000010009993a Python`PyObject_Call + 101

    frame #88: 0x00000001000e3fce Python`slot_tp_call + 50

    frame #89: 0x0000000100099a84 Python`_PyObject_FastCallDict + 143

    frame #90: 0x0000000100135fdf Python`call_function + 441

    frame #91: 0x000000010012eecc Python`_PyEval_EvalFrameDefault + 4930

    frame #92: 0x0000000100137166 Python`_PyFunction_FastCall + 121

    frame #93: 0x0000000100099ab9 Python`_PyObject_FastCallDict + 196

    frame #94: 0x0000000100099bdc Python`_PyObject_Call_Prepend + 156

    frame #95: 0x000000010009993a Python`PyObject_Call + 101

    frame #96: 0x000000010012f121 Python`_PyEval_EvalFrameDefault + 5527

    frame #97: 0x00000001001367df Python`_PyEval_EvalCodeWithName + 1829

    frame #98: 0x0000000100137096 Python`_PyFunction_FastCallDict + 444

    frame #99: 0x0000000100099ab9 Python`_PyObject_FastCallDict + 196

    frame #100: 0x0000000100099bdc Python`_PyObject_Call_Prepend + 156

    frame #101: 0x000000010009993a Python`PyObject_Call + 101

    frame #102: 0x00000001000e3fce Python`slot_tp_call + 50

    frame #103: 0x0000000100099a84 Python`_PyObject_FastCallDict + 143

    frame #104: 0x0000000100135fdf Python`call_function + 441

    frame #105: 0x000000010012eecc Python`_PyEval_EvalFrameDefault + 4930

    frame #106: 0x0000000100137166 Python`_PyFunction_FastCall + 121

    frame #107: 0x0000000100135fe6 Python`call_function + 448

    frame #108: 0x000000010012eecc Python`_PyEval_EvalFrameDefault + 4930

    frame #109: 0x0000000100137166 Python`_PyFunction_FastCall + 121

    frame #110: 0x0000000100135fe6 Python`call_function + 448

    frame #111: 0x000000010012eecc Python`_PyEval_EvalFrameDefault + 4930

    frame #112: 0x00000001001367df Python`_PyEval_EvalCodeWithName + 1829

    frame #113: 0x000000010012db4f Python`PyEval_EvalCodeEx + 52

    frame #114: 0x00000001000b9c1b Python`function_call + 338

    frame #115: 0x000000010009993a Python`PyObject_Call + 101

    frame #116: 0x000000010012f121 Python`_PyEval_EvalFrameDefault + 5527

    frame #117: 0x00000001001367df Python`_PyEval_EvalCodeWithName + 1829

    frame #118: 0x0000000100137096 Python`_PyFunction_FastCallDict + 444

    frame #119: 0x0000000100099ab9 Python`_PyObject_FastCallDict + 196

    frame #120: 0x0000000100099bdc Python`_PyObject_Call_Prepend + 156

    frame #121: 0x000000010009993a Python`PyObject_Call + 101

    frame #122: 0x00000001000e48fa Python`slot_tp_init + 57

    frame #123: 0x00000001000e1846 Python`type_call + 184

    frame #124: 0x0000000100099a84 Python`_PyObject_FastCallDict + 143

    frame #125: 0x0000000100135fdf Python`call_function + 441

    frame #126: 0x000000010012eecc Python`_PyEval_EvalFrameDefault + 4930

    frame #127: 0x00000001001367df Python`_PyEval_EvalCodeWithName + 1829

    frame #128: 0x000000010012db15 Python`PyEval_EvalCode + 43

    frame #129: 0x000000010015525a Python`run_mod + 54

    frame #130: 0x000000010015553a Python`PyRun_FileExFlags + 180

    frame #131: 0x0000000100154ac7 Python`PyRun_SimpleFileExFlags + 280

    frame #132: 0x0000000100168878 Python`Py_Main + 3268

    frame #133: 0x0000000100001e1d python`___lldb_unnamed_symbol1$$python + 227

    frame #134: 0x00007fff90688235 libdyld.dylib`start + 1