Obtained 38 stack frames.
/usr/games/crawl-git-7991ae8747(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x63587b73d77e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-7991ae8747(_Z20crash_signal_handleri+0x18f) [0x63587b73dbef]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7c87484e8330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x7c8748541b2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x7c87484e827e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7c87484cb8ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7c87484cc7b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x7c874854bff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa9b7c) [0x7c874854cb7c]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa9d2b) [0x7c874854cd2b]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xaba90) [0x7c874854ea90]: 
/lib/x86_64-linux-gnu/libc.so.6(malloc+0x1a2) [0x7c87485507f2]: 
/lib/x86_64-linux-gnu/libstdc++.so.6(_Znwm+0x24) [0x7c8748887904]
/lib/x86_64-linux-gnu/libstdc++.so.6(_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7reserveEm+0x4c) [0x7c8748934dac]
/usr/games/crawl-git-7991ae8747(_Z17get_last_messagesB5cxx11ib+0x456) [0x63587baa8066]: get_last_messages[abi:cxx11](int, bool)
/usr/games/crawl-git-7991ae8747(_Z13do_crash_dumpv+0xa94) [0x63587b74c014]: do_crash_dump()
/usr/games/crawl-git-7991ae8747(_Z20crash_signal_handleri+0x1fa) [0x63587b73dc5a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7c87484e8330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x7c8748541b2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x7c87484e827e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7c87484cb8ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7c87484cc7b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x7c874854bff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa9b7c) [0x7c874854cb7c]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa9cda) [0x7c874854ccda]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xaada5) [0x7c874854dda5]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_free+0x7e) [0x7c8748550dae]: 
/usr/games/crawl-git-7991ae8747(+0xcddaa1) [0x63587bf28aa1]: 
/usr/games/crawl-git-7991ae8747(+0xccf0f9) [0x63587bf1a0f9]: 
/usr/games/crawl-git-7991ae8747(+0xccc441) [0x63587bf17441]: 
/usr/games/crawl-git-7991ae8747(+0xcce856) [0x63587bf19856]: 
/usr/games/crawl-git-7991ae8747(+0xcd4566) [0x63587bf1f566]: 
/usr/games/crawl-git-7991ae8747(_ZN4CLua5closeEv+0xbe) [0x63587b72497e]: CLua::close()
/usr/games/crawl-git-7991ae8747(+0x2f328c) [0x63587b53e28c]: 
/usr/games/crawl-git-7991ae8747(+0x2f6258) [0x63587b541258]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x7c87484cd1ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x7c87484cd28b]: 
/usr/games/crawl-git-7991ae8747(_start+0x25) [0x63587b66f4f5]: