Obtained 36 stack frames.
/usr/games/crawl-git-ca6055191c(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x5fbad3554b1e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-ca6055191c(_Z20crash_signal_handleri+0x18f) [0x5fbad3554f8f]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x702627121330]: 
/usr/games/crawl-git-ca6055191c(+0xce005b) [0x5fbad3d4005b]: 
/usr/games/crawl-git-ca6055191c(lua_next+0x32) [0x5fbad3d32612]: 
/usr/games/crawl-git-ca6055191c(+0xceac21) [0x5fbad3d4ac21]: 
/usr/games/crawl-git-ca6055191c(+0xcd55f3) [0x5fbad3d355f3]: 
/usr/games/crawl-git-ca6055191c(+0xcd5842) [0x5fbad3d35842]: 
/usr/games/crawl-git-ca6055191c(+0xce40f4) [0x5fbad3d440f4]: 
/usr/games/crawl-git-ca6055191c(+0xcd590d) [0x5fbad3d3590d]: 
/usr/games/crawl-git-ca6055191c(+0xcd4753) [0x5fbad3d34753]: 
/usr/games/crawl-git-ca6055191c(+0xcd5d34) [0x5fbad3d35d34]: 
/usr/games/crawl-git-ca6055191c(lua_pcallk+0x95) [0x5fbad3d31fe5]: 
/usr/games/crawl-git-ca6055191c(_ZN4CLua5pcallEii+0x60) [0x5fbad3539b10]: CLua::pcall(int, int)
/usr/games/crawl-git-ca6055191c(_ZN4CLua6callfnEPKcii+0xb4) [0x5fbad353b434]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-ca6055191c(_Z13do_crash_dumpv+0x1b84) [0x5fbad35644a4]: do_crash_dump()
/usr/games/crawl-git-ca6055191c(_Z20crash_signal_handleri+0x1fa) [0x5fbad3554ffa]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x702627121330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x70262717ab2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x70262712127e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7026271048ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7026271057b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x702627184ff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xab12c) [0x70262718712c]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_free+0x7e) [0x702627189dae]: 
/usr/games/crawl-git-ca6055191c(+0xce8281) [0x5fbad3d48281]: 
/usr/games/crawl-git-ca6055191c(+0xcd98d9) [0x5fbad3d398d9]: 
/usr/games/crawl-git-ca6055191c(+0xcd6c49) [0x5fbad3d36c49]: 
/usr/games/crawl-git-ca6055191c(+0xcd9036) [0x5fbad3d39036]: 
/usr/games/crawl-git-ca6055191c(+0xcded46) [0x5fbad3d3ed46]: 
/usr/games/crawl-git-ca6055191c(_ZN4CLua5closeEv+0xbe) [0x5fbad353bd1e]: CLua::close()
/usr/games/crawl-git-ca6055191c(+0x2f5274) [0x5fbad3355274]: 
/usr/games/crawl-git-ca6055191c(+0x2f8240) [0x5fbad3358240]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x7026271061ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x70262710628b]: 
/usr/games/crawl-git-ca6055191c(_start+0x25) [0x5fbad34871c5]: