Obtained 36 stack frames.
/usr/games/crawl-git-12c0fc42ba(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x61144eb4445e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-12c0fc42ba(_Z20crash_signal_handleri+0x18f) [0x61144eb448cf]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7efb19f1f330]: 
/usr/games/crawl-git-12c0fc42ba(+0xcd77cb) [0x61144f32a7cb]: 
/usr/games/crawl-git-12c0fc42ba(lua_next+0x32) [0x61144f31cd82]: 
/usr/games/crawl-git-12c0fc42ba(+0xce2391) [0x61144f335391]: 
/usr/games/crawl-git-12c0fc42ba(+0xcccd63) [0x61144f31fd63]: 
/usr/games/crawl-git-12c0fc42ba(+0xcccfb2) [0x61144f31ffb2]: 
/usr/games/crawl-git-12c0fc42ba(+0xcdb864) [0x61144f32e864]: 
/usr/games/crawl-git-12c0fc42ba(+0xccd07d) [0x61144f32007d]: 
/usr/games/crawl-git-12c0fc42ba(+0xccbec3) [0x61144f31eec3]: 
/usr/games/crawl-git-12c0fc42ba(+0xccd4a4) [0x61144f3204a4]: 
/usr/games/crawl-git-12c0fc42ba(lua_pcallk+0x95) [0x61144f31c755]: 
/usr/games/crawl-git-12c0fc42ba(_ZN4CLua5pcallEii+0x60) [0x61144eb29450]: CLua::pcall(int, int)
/usr/games/crawl-git-12c0fc42ba(_ZN4CLua6callfnEPKcii+0xb4) [0x61144eb2ad74]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-12c0fc42ba(_Z13do_crash_dumpv+0x1b84) [0x61144eb53de4]: do_crash_dump()
/usr/games/crawl-git-12c0fc42ba(_Z20crash_signal_handleri+0x1fa) [0x61144eb4493a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7efb19f1f330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x7efb19f78b2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x7efb19f1f27e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7efb19f028ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7efb19f037b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x7efb19f82ff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xab12c) [0x7efb19f8512c]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_free+0x7e) [0x7efb19f87dae]: 
/usr/games/crawl-git-12c0fc42ba(+0xcdf9f1) [0x61144f3329f1]: 
/usr/games/crawl-git-12c0fc42ba(+0xcd1049) [0x61144f324049]: 
/usr/games/crawl-git-12c0fc42ba(+0xcce3b9) [0x61144f3213b9]: 
/usr/games/crawl-git-12c0fc42ba(+0xcd07a6) [0x61144f3237a6]: 
/usr/games/crawl-git-12c0fc42ba(+0xcd64b6) [0x61144f3294b6]: 
/usr/games/crawl-git-12c0fc42ba(_ZN4CLua5closeEv+0xbe) [0x61144eb2b65e]: CLua::close()
/usr/games/crawl-git-12c0fc42ba(+0x2f2cce) [0x61144e945cce]: 
/usr/games/crawl-git-12c0fc42ba(+0x2f5c9a) [0x61144e948c9a]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x7efb19f041ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x7efb19f0428b]: 
/usr/games/crawl-git-12c0fc42ba(_start+0x25) [0x61144ea77035]: