Obtained 32 stack frames.
/usr/games/crawl-0.34(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x55b229e47a9e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-0.34(_Z20crash_signal_handleri+0x18f) [0x55b229e47f0f]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x7c5c49a42910]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0x8f) [0x7c5c49a2686f]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x27750) [0x7c5c49a27750]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa3c67) [0x7c5c49aa3c67]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa5ea4) [0x7c5c49aa5ea4]: 
/lib/x86_64-linux-gnu/libc.so.6(free+0x73) [0x7c5c49aa87f3]: 
/usr/games/crawl-0.34(_ZNK12message_line9full_textB5cxx11Ev+0x2f2) [0x55b22a1bb902]: message_line::full_text[abi:cxx11]() const
/usr/games/crawl-0.34(_Z17get_last_messagesB5cxx11ib+0x1d2) [0x55b22a1b4c92]: get_last_messages[abi:cxx11](int, bool)
/usr/games/crawl-0.34(_Z13do_crash_dumpv+0xaa4) [0x55b229e56364]: do_crash_dump()
/usr/games/crawl-0.34(_Z20crash_signal_handleri+0x1fa) [0x55b229e47f7a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x7c5c49a42910]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11b) [0x7c5c49a9999b]: 
/lib/x86_64-linux-gnu/libc.so.6(raise+0x16) [0x7c5c49a42866]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xd7) [0x7c5c49a268b7]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x27750) [0x7c5c49a27750]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa3c67) [0x7c5c49aa3c67]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa496c) [0x7c5c49aa496c]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa5905) [0x7c5c49aa5905]: 
/lib/x86_64-linux-gnu/libc.so.6(free+0x73) [0x7c5c49aa87f3]: 
/usr/games/crawl-0.34(+0xce9fa1) [0x55b22a63cfa1]: 
/usr/games/crawl-0.34(+0xcdb5a9) [0x55b22a62e5a9]: 
/usr/games/crawl-0.34(+0xcd88f1) [0x55b22a62b8f1]: 
/usr/games/crawl-0.34(+0xcdad06) [0x55b22a62dd06]: 
/usr/games/crawl-0.34(+0xce09f6) [0x55b22a6339f6]: 
/usr/games/crawl-0.34(_ZN4CLua5closeEv+0xbe) [0x55b229e2ebce]: CLua::close()
/usr/games/crawl-0.34(+0x2f5028) [0x55b229c48028]: 
/usr/games/crawl-0.34(+0x2f7ff1) [0x55b229c4aff1]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x280d0) [0x7c5c49a280d0]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x89) [0x7c5c49a28189]: 
/usr/games/crawl-0.34(_start+0x25) [0x55b229d79f95]: