[Mar  4 21:04:22] VERBOSE[23230] res_pjsip/pjsip_configuration.c: Contact peer_200/sip:peer_200@195.162.105.123:5060 has been deleted
[Mar  4 21:04:22] VERBOSE[23230] res_pjsip/pjsip_configuration.c: Endpoint peer_200 is now Unreachable
[Mar  4 21:04:22] WARNING[23230] res_pjsip/pjsip_options.c: Unable to cancel schedule ID 101.  This is probably a bug (res_pjsip/pjsip_options.c: unschedule_qualify, line 600).
[Mar  4 21:04:22] ERROR[23230] astobj2.c: FRACK!, Failed assertion bad magic number 0x0 for object 0x7f21349aa780 (0)
[Mar  4 21:04:22] VERBOSE[23230] logger.c: Got 16 backtrace records
[Mar  4 21:04:22] VERBOSE[23230] logger.c: #0: [0x457c0f] asterisk() [0x457c0f]
[Mar  4 21:04:22] VERBOSE[23230] logger.c: #1: [0x7f212758e68e] /usr/lib/asterisk/modules/res_pjsip.so(+0x2c68e) [0x7f212758e68e]
[Mar  4 21:04:22] VERBOSE[23230] logger.c: #2: [0x5945c5] asterisk() [0x5945c5]
[Mar  4 21:04:22] VERBOSE[23230] logger.c: #3: [0x459528] asterisk() [0x459528]
[Mar  4 21:04:22] VERBOSE[23230] logger.c: #4: [0x459981] asterisk(__ao2_callback+0x31) [0x459981]
[Mar  4 21:04:22] VERBOSE[23230] logger.c: #5: [0x594821] asterisk() [0x594821]
[Mar  4 21:04:22] VERBOSE[23230] logger.c: #6: [0x5b4b87] asterisk(ast_taskprocessor_execute+0xc7) [0x5b4b87]
[Mar  4 21:04:22] VERBOSE[23230] logger.c: #7: [0x5bb790] asterisk() [0x5bb790]
[Mar  4 21:04:22] VERBOSE[23230] logger.c: #8: [0x5b4b87] asterisk(ast_taskprocessor_execute+0xc7) [0x5b4b87]
[Mar  4 21:04:22] VERBOSE[23230] logger.c: #9: [0x5bc942] asterisk() [0x5bc942]
[Mar  4 21:04:22] VERBOSE[23230] logger.c: #10: [0x5c77fb] asterisk() [0x5c77fb]