Obtained 44 stack frames.
/usr/games/crawl-0.34(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x5e66d7a2cf4e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-0.34(_Z20crash_signal_handleri+0x18f) [0x5e66d7a2d3bf]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x73d93d5fe330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x73d93d657b2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x73d93d5fe27e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x73d93d5e18ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x73d93d5e27b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x73d93d661ff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xad13c) [0x73d93d66613c]: 
/lib/x86_64-linux-gnu/libc.so.6(realloc+0x255) [0x73d93d6672f5]: 
/usr/games/crawl-0.34(+0xcdb814) [0x5e66d8213814]: 
/usr/games/crawl-0.34(+0xcd6775) [0x5e66d820e775]: 
/usr/games/crawl-0.34(+0xcd75e2) [0x5e66d820f5e2]: 
/usr/games/crawl-0.34(+0xcd77f4) [0x5e66d820f7f4]: 
/usr/games/crawl-0.34(+0xcd6653) [0x5e66d820e653]: 
/usr/games/crawl-0.34(+0xcd7c34) [0x5e66d820fc34]: 
/usr/games/crawl-0.34(lua_pcallk+0x95) [0x5e66d820bee5]: 
/usr/games/crawl-0.34(_ZN4CLua5pcallEii+0x60) [0x5e66d7a11f40]: CLua::pcall(int, int)
/usr/games/crawl-0.34(_ZN4CLua6callfnEPKcii+0xb4) [0x5e66d7a13864]: CLua::callfn(char const*, int, int)
/usr/games/crawl-0.34(_Z13do_crash_dumpv+0x1b84) [0x5e66d7a3c8f4]: do_crash_dump()
/usr/games/crawl-0.34(_Z20crash_signal_handleri+0x1fa) [0x5e66d7a2d42a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x73d93d5fe330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x73d93d657b2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x73d93d5fe27e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x73d93d5e18ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x73d93d5e27b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x73d93d661ff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xab38c) [0x73d93d66438c]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_free+0x7e) [0x73d93d666dae]: 
/usr/games/crawl-0.34(_ZN12text_patternD1Ev+0x21) [0x5e66d7f0d6e1]: text_pattern::~text_pattern()
/usr/games/crawl-0.34(+0x76ca9d) [0x5e66d7ca4a9d]: 
/usr/games/crawl-0.34(+0xcd74f3) [0x5e66d820f4f3]: 
/usr/games/crawl-0.34(+0xcd77f4) [0x5e66d820f7f4]: 
/usr/games/crawl-0.34(+0xcd6653) [0x5e66d820e653]: 
/usr/games/crawl-0.34(+0xcd7c34) [0x5e66d820fc34]: 
/usr/games/crawl-0.34(+0xcd9076) [0x5e66d8211076]: 
/usr/games/crawl-0.34(+0xcdaf08) [0x5e66d8212f08]: 
/usr/games/crawl-0.34(+0xce0c46) [0x5e66d8218c46]: 
/usr/games/crawl-0.34(_ZN4CLua5closeEv+0xbe) [0x5e66d7a1414e]: CLua::close()
/usr/games/crawl-0.34(+0x2f565a) [0x5e66d782d65a]: 
/usr/games/crawl-0.34(+0x2f8632) [0x5e66d7830632]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x73d93d5e31ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x73d93d5e328b]: 
/usr/games/crawl-0.34(_start+0x25) [0x5e66d795f5d5]: