Obtained 26 stack frames.
/usr/games/crawl-git-d248d352fb(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x5d66df12f88e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-d248d352fb(_Z20crash_signal_handleri+0x18f) [0x5d66df12fcff]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x721274825330]: 
/usr/games/crawl-git-d248d352fb(+0xcd6138) [0x5d66df913138]: 
/usr/games/crawl-git-d248d352fb(lua_getglobal+0x84) [0x5d66df904054]: 
/usr/games/crawl-git-d248d352fb(_ZN4CLua10pushglobalERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE+0x16d) [0x5d66df113bfd]: CLua::pushglobal(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)
/usr/games/crawl-git-d248d352fb(_ZN4CLua6callfnEPKcii+0x80) [0x5d66df116170]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-d248d352fb(_Z13do_crash_dumpv+0x1b84) [0x5d66df13f214]: do_crash_dump()
/usr/games/crawl-git-d248d352fb(_Z20crash_signal_handleri+0x1fa) [0x5d66df12fd6a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x721274825330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x72127487eb2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x72127482527e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7212748088ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7212748097b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x721274888ff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xab12c) [0x72127488b12c]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_free+0x7e) [0x72127488ddae]: 
/usr/games/crawl-git-d248d352fb(+0xcde021) [0x5d66df91b021]: 
/usr/games/crawl-git-d248d352fb(+0xccf679) [0x5d66df90c679]: 
/usr/games/crawl-git-d248d352fb(+0xcd4b0d) [0x5d66df911b0d]: 
/usr/games/crawl-git-d248d352fb(_ZN4CLua5closeEv+0xbe) [0x5d66df116a8e]: CLua::close()
/usr/games/crawl-git-d248d352fb(+0x2f33a0) [0x5d66def303a0]: 
/usr/games/crawl-git-d248d352fb(+0x2f636c) [0x5d66def3336c]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x72127480a1ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x72127480a28b]: 
/usr/games/crawl-git-d248d352fb(_start+0x25) [0x5d66df061605]: