Obtained 36 stack frames.
/usr/games/crawl-git-15974c44ed(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x58d9f26ec76e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-15974c44ed(_Z20crash_signal_handleri+0x18f) [0x58d9f26ecbdf]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7f3d311fc330]: 
/usr/games/crawl-git-15974c44ed(+0xcd565b) [0x58d9f2ecf65b]: 
/usr/games/crawl-git-15974c44ed(lua_next+0x32) [0x58d9f2ec1c12]: 
/usr/games/crawl-git-15974c44ed(+0xce0221) [0x58d9f2eda221]: 
/usr/games/crawl-git-15974c44ed(+0xccabf3) [0x58d9f2ec4bf3]: 
/usr/games/crawl-git-15974c44ed(+0xccae42) [0x58d9f2ec4e42]: 
/usr/games/crawl-git-15974c44ed(+0xcd96f4) [0x58d9f2ed36f4]: 
/usr/games/crawl-git-15974c44ed(+0xccaf0d) [0x58d9f2ec4f0d]: 
/usr/games/crawl-git-15974c44ed(+0xcc9d53) [0x58d9f2ec3d53]: 
/usr/games/crawl-git-15974c44ed(+0xccb334) [0x58d9f2ec5334]: 
/usr/games/crawl-git-15974c44ed(lua_pcallk+0x95) [0x58d9f2ec15e5]: 
/usr/games/crawl-git-15974c44ed(_ZN4CLua5pcallEii+0x60) [0x58d9f26d1760]: CLua::pcall(int, int)
/usr/games/crawl-git-15974c44ed(_ZN4CLua6callfnEPKcii+0xb4) [0x58d9f26d3084]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-15974c44ed(_Z13do_crash_dumpv+0x1b84) [0x58d9f26fc0f4]: do_crash_dump()
/usr/games/crawl-git-15974c44ed(_Z20crash_signal_handleri+0x1fa) [0x58d9f26ecc4a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7f3d311fc330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x7f3d31255b2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x7f3d311fc27e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7f3d311df8ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7f3d311e07b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x7f3d3125fff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xab38c) [0x7f3d3126238c]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_free+0x7e) [0x7f3d31264dae]: 
/usr/games/crawl-git-15974c44ed(+0xcdd881) [0x58d9f2ed7881]: 
/usr/games/crawl-git-15974c44ed(+0xcceed9) [0x58d9f2ec8ed9]: 
/usr/games/crawl-git-15974c44ed(+0xccc221) [0x58d9f2ec6221]: 
/usr/games/crawl-git-15974c44ed(+0xcce636) [0x58d9f2ec8636]: 
/usr/games/crawl-git-15974c44ed(+0xcd4346) [0x58d9f2ece346]: 
/usr/games/crawl-git-15974c44ed(_ZN4CLua5closeEv+0xbe) [0x58d9f26d396e]: CLua::close()
/usr/games/crawl-git-15974c44ed(+0x2f327c) [0x58d9f24ed27c]: 
/usr/games/crawl-git-15974c44ed(+0x2f6248) [0x58d9f24f0248]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x7f3d311e11ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x7f3d311e128b]: 
/usr/games/crawl-git-15974c44ed(_start+0x25) [0x58d9f261e4e5]: