ep-engine is printing garbage to the memcached log using -vvv

41 - Running task: (conn_listening)
<40 new auto-negotiating client connection
40 - Running task: (conn_new_cmd)
40: going from conn_new_cmd to conn_waiting
40 - Running task: (conn_waiting)
40: going from conn_waiting to conn_read
40 - Running task: (conn_read)
40: going from conn_read to conn_parse_cmd
40 - Running task: (conn_parse_cmd)
40: Client using the ascii protocol
<40 stats
(null) 0
40: going from conn_parse_cmd to conn_write
40 - Running task: (conn_write)
40 - Running task: (conn_write)
40 - Running task: (conn_write)
40: going from conn_write to conn_new_cmd
40 - Running task: (conn_new_cmd)
40: going from conn_new_cmd to conn_waiting
40 - Running task: (conn_waiting)
40: going from conn_waiting to conn_read
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
(null) 0
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(null) 0
(null) 0