Obtained 36 stack frames.
/usr/games/crawl-git-ab3808680d(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x63a5fe0e088e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-ab3808680d(_Z20crash_signal_handleri+0x18f) [0x63a5fe0e0cff]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7f469cc44330]: 
/usr/games/crawl-git-ab3808680d(+0xcd5e3b) [0x63a5fe8c3e3b]: 
/usr/games/crawl-git-ab3808680d(lua_next+0x32) [0x63a5fe8b63f2]: 
/usr/games/crawl-git-ab3808680d(+0xce0a01) [0x63a5fe8cea01]: 
/usr/games/crawl-git-ab3808680d(+0xccb3d3) [0x63a5fe8b93d3]: 
/usr/games/crawl-git-ab3808680d(+0xccb622) [0x63a5fe8b9622]: 
/usr/games/crawl-git-ab3808680d(+0xcd9ed4) [0x63a5fe8c7ed4]: 
/usr/games/crawl-git-ab3808680d(+0xccb6ed) [0x63a5fe8b96ed]: 
/usr/games/crawl-git-ab3808680d(+0xcca533) [0x63a5fe8b8533]: 
/usr/games/crawl-git-ab3808680d(+0xccbb14) [0x63a5fe8b9b14]: 
/usr/games/crawl-git-ab3808680d(lua_pcallk+0x95) [0x63a5fe8b5dc5]: 
/usr/games/crawl-git-ab3808680d(_ZN4CLua5pcallEii+0x60) [0x63a5fe0c5880]: CLua::pcall(int, int)
/usr/games/crawl-git-ab3808680d(_ZN4CLua6callfnEPKcii+0xb4) [0x63a5fe0c71a4]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-ab3808680d(_Z13do_crash_dumpv+0x1b84) [0x63a5fe0f0214]: do_crash_dump()
/usr/games/crawl-git-ab3808680d(_Z20crash_signal_handleri+0x1fa) [0x63a5fe0e0d6a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7f469cc44330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x7f469cc9db2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x7f469cc4427e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7f469cc278ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7f469cc287b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x7f469cca7ff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xab38c) [0x7f469ccaa38c]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_free+0x7e) [0x7f469ccacdae]: 
/usr/games/crawl-git-ab3808680d(+0xcde061) [0x63a5fe8cc061]: 
/usr/games/crawl-git-ab3808680d(+0xccf6b9) [0x63a5fe8bd6b9]: 
/usr/games/crawl-git-ab3808680d(+0xcd5fa5) [0x63a5fe8c3fa5]: 
/usr/games/crawl-git-ab3808680d(+0xccee16) [0x63a5fe8bce16]: 
/usr/games/crawl-git-ab3808680d(+0xcd4b26) [0x63a5fe8c2b26]: 
/usr/games/crawl-git-ab3808680d(_ZN4CLua5closeEv+0xbe) [0x63a5fe0c7a8e]: CLua::close()
/usr/games/crawl-git-ab3808680d(+0x2f33a0) [0x63a5fdee13a0]: 
/usr/games/crawl-git-ab3808680d(+0x2f636c) [0x63a5fdee436c]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x7f469cc291ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x7f469cc2928b]: 
/usr/games/crawl-git-ab3808680d(_start+0x25) [0x63a5fe012605]: