Obtained 36 stack frames.
/usr/games/crawl-git-43051b6e75(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x57aa4443139e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-43051b6e75(_Z20crash_signal_handleri+0x18f) [0x57aa4443180f]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x70be3747d330]: 
/usr/games/crawl-git-43051b6e75(+0xcd77cb) [0x57aa44c177cb]: 
/usr/games/crawl-git-43051b6e75(lua_next+0x32) [0x57aa44c09d82]: 
/usr/games/crawl-git-43051b6e75(+0xce2391) [0x57aa44c22391]: 
/usr/games/crawl-git-43051b6e75(+0xcccd63) [0x57aa44c0cd63]: 
/usr/games/crawl-git-43051b6e75(+0xcccfb2) [0x57aa44c0cfb2]: 
/usr/games/crawl-git-43051b6e75(+0xcdb864) [0x57aa44c1b864]: 
/usr/games/crawl-git-43051b6e75(+0xccd07d) [0x57aa44c0d07d]: 
/usr/games/crawl-git-43051b6e75(+0xccbec3) [0x57aa44c0bec3]: 
/usr/games/crawl-git-43051b6e75(+0xccd4a4) [0x57aa44c0d4a4]: 
/usr/games/crawl-git-43051b6e75(lua_pcallk+0x95) [0x57aa44c09755]: 
/usr/games/crawl-git-43051b6e75(_ZN4CLua5pcallEii+0x60) [0x57aa44416390]: CLua::pcall(int, int)
/usr/games/crawl-git-43051b6e75(_ZN4CLua6callfnEPKcii+0xb4) [0x57aa44417cb4]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-43051b6e75(_Z13do_crash_dumpv+0x1b84) [0x57aa44440d24]: do_crash_dump()
/usr/games/crawl-git-43051b6e75(_Z20crash_signal_handleri+0x1fa) [0x57aa4443187a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x70be3747d330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x70be374d6b2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x70be3747d27e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x70be374608ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x70be374617b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x70be374e0ff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xab12c) [0x70be374e312c]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_free+0x7e) [0x70be374e5dae]: 
/usr/games/crawl-git-43051b6e75(+0xcdf9f1) [0x57aa44c1f9f1]: 
/usr/games/crawl-git-43051b6e75(+0xcd1049) [0x57aa44c11049]: 
/usr/games/crawl-git-43051b6e75(+0xcce3b9) [0x57aa44c0e3b9]: 
/usr/games/crawl-git-43051b6e75(+0xcd07a6) [0x57aa44c107a6]: 
/usr/games/crawl-git-43051b6e75(+0xcd64b6) [0x57aa44c164b6]: 
/usr/games/crawl-git-43051b6e75(_ZN4CLua5closeEv+0xbe) [0x57aa4441859e]: CLua::close()
/usr/games/crawl-git-43051b6e75(+0x2f2c74) [0x57aa44232c74]: 
/usr/games/crawl-git-43051b6e75(+0x2f5c40) [0x57aa44235c40]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x70be374621ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x70be3746228b]: 
/usr/games/crawl-git-43051b6e75(_start+0x25) [0x57aa44363f45]: