Obtained 36 stack frames.
/usr/games/crawl-0.34(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x56008f297f1e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-0.34(_Z20crash_signal_handleri+0x18f) [0x56008f29838f]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7f6747017330]: 
/usr/games/crawl-0.34(+0xce18ab) [0x56008fa848ab]: 
/usr/games/crawl-0.34(lua_next+0x32) [0x56008fa76e62]: 
/usr/games/crawl-0.34(+0xcec471) [0x56008fa8f471]: 
/usr/games/crawl-0.34(+0xcd6e43) [0x56008fa79e43]: 
/usr/games/crawl-0.34(+0xcd7092) [0x56008fa7a092]: 
/usr/games/crawl-0.34(+0xce5944) [0x56008fa88944]: 
/usr/games/crawl-0.34(+0xcd715d) [0x56008fa7a15d]: 
/usr/games/crawl-0.34(+0xcd5fa3) [0x56008fa78fa3]: 
/usr/games/crawl-0.34(+0xcd7584) [0x56008fa7a584]: 
/usr/games/crawl-0.34(lua_pcallk+0x95) [0x56008fa76835]: 
/usr/games/crawl-0.34(_ZN4CLua5pcallEii+0x60) [0x56008f27cf10]: CLua::pcall(int, int)
/usr/games/crawl-0.34(_ZN4CLua6callfnEPKcii+0xb4) [0x56008f27e834]: CLua::callfn(char const*, int, int)
/usr/games/crawl-0.34(_Z13do_crash_dumpv+0x1b84) [0x56008f2a78a4]: do_crash_dump()
/usr/games/crawl-0.34(_Z20crash_signal_handleri+0x1fa) [0x56008f2983fa]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7f6747017330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x7f6747070b2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x7f674701727e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7f6746ffa8ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7f6746ffb7b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x7f674707aff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xab38c) [0x7f674707d38c]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_free+0x7e) [0x7f674707fdae]: 
/usr/games/crawl-0.34(+0xce9ad1) [0x56008fa8cad1]: 
/usr/games/crawl-0.34(+0xcdb129) [0x56008fa7e129]: 
/usr/games/crawl-0.34(+0xcd84e5) [0x56008fa7b4e5]: 
/usr/games/crawl-0.34(+0xcda886) [0x56008fa7d886]: 
/usr/games/crawl-0.34(+0xce0596) [0x56008fa83596]: 
/usr/games/crawl-0.34(_ZN4CLua5closeEv+0xbe) [0x56008f27f11e]: CLua::close()
/usr/games/crawl-0.34(+0x2f5636) [0x56008f098636]: 
/usr/games/crawl-0.34(+0x2f8602) [0x56008f09b602]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x7f6746ffc1ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x7f6746ffc28b]: 
/usr/games/crawl-0.34(_start+0x25) [0x56008f1ca5a5]: