Obtained 39 stack frames.
/usr/games/crawl-0.34(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x5ee0ca9eaa9e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-0.34(_Z20crash_signal_handleri+0x18f) [0x5ee0ca9eaf0f]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x7537b6e42910]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11b) [0x7537b6e9999b]: 
/lib/x86_64-linux-gnu/libc.so.6(raise+0x16) [0x7537b6e42866]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xd7) [0x7537b6e268b7]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x27750) [0x7537b6e27750]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa3c67) [0x7537b6ea3c67]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa7bdc) [0x7537b6ea7bdc]: 
/lib/x86_64-linux-gnu/libc.so.6(realloc+0x256) [0x7537b6ea8d36]: 
/usr/games/crawl-0.34(+0xcdb5e4) [0x5ee0cb1d15e4]: 
/usr/games/crawl-0.34(+0xcd6545) [0x5ee0cb1cc545]: 
/usr/games/crawl-0.34(+0xcd73b2) [0x5ee0cb1cd3b2]: 
/usr/games/crawl-0.34(+0xcd75c4) [0x5ee0cb1cd5c4]: 
/usr/games/crawl-0.34(+0xcd6423) [0x5ee0cb1cc423]: 
/usr/games/crawl-0.34(+0xcd7a04) [0x5ee0cb1cda04]: 
/usr/games/crawl-0.34(lua_pcallk+0x95) [0x5ee0cb1c9cb5]: 
/usr/games/crawl-0.34(_ZN4CLua5pcallEii+0x60) [0x5ee0ca9cf9c0]: CLua::pcall(int, int)
/usr/games/crawl-0.34(_ZN4CLua6callfnEPKcii+0xb4) [0x5ee0ca9d12e4]: CLua::callfn(char const*, int, int)
/usr/games/crawl-0.34(_Z13do_crash_dumpv+0x1b94) [0x5ee0ca9fa454]: do_crash_dump()
/usr/games/crawl-0.34(_Z20crash_signal_handleri+0x1fa) [0x5ee0ca9eaf7a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x7537b6e42910]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11b) [0x7537b6e9999b]: 
/lib/x86_64-linux-gnu/libc.so.6(raise+0x16) [0x7537b6e42866]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xd7) [0x7537b6e268b7]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x27750) [0x7537b6e27750]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa3c67) [0x7537b6ea3c67]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa5ea4) [0x7537b6ea5ea4]: 
/lib/x86_64-linux-gnu/libc.so.6(free+0x73) [0x7537b6ea87f3]: 
/usr/games/crawl-0.34(+0x4d6d1e) [0x5ee0ca9ccd1e]: 
/usr/games/crawl-0.34(+0xcdb5a9) [0x5ee0cb1d15a9]: 
/usr/games/crawl-0.34(+0xcdad06) [0x5ee0cb1d0d06]: 
/usr/games/crawl-0.34(+0xce09f6) [0x5ee0cb1d69f6]: 
/usr/games/crawl-0.34(_ZN4CLua5closeEv+0xbe) [0x5ee0ca9d1bce]: CLua::close()
/usr/games/crawl-0.34(+0x2f501c) [0x5ee0ca7eb01c]: 
/usr/games/crawl-0.34(+0x2f7ff1) [0x5ee0ca7edff1]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x280d0) [0x7537b6e280d0]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x89) [0x7537b6e28189]: 
/usr/games/crawl-0.34(_start+0x25) [0x5ee0ca91cf95]: