Obtained 38 stack frames.
/usr/games/crawl-git-6d9ebc1a8c(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x5e1251f1277e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-6d9ebc1a8c(_Z20crash_signal_handleri+0x18f) [0x5e1251f12bef]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x790610a16330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x790610a6fb2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x790610a1627e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7906109f98ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7906109fa7b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x790610a79ff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa9b7c) [0x790610a7ab7c]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa9d2b) [0x790610a7ad2b]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xaba90) [0x790610a7ca90]: 
/lib/x86_64-linux-gnu/libc.so.6(malloc+0x1a2) [0x790610a7e7f2]: 
/lib/x86_64-linux-gnu/libstdc++.so.6(_Znwm+0x24) [0x790610db5904]
/lib/x86_64-linux-gnu/libstdc++.so.6(_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7reserveEm+0x4c) [0x790610e62dac]
/usr/games/crawl-git-6d9ebc1a8c(_Z17get_last_messagesB5cxx11ib+0x456) [0x5e125227d066]: get_last_messages[abi:cxx11](int, bool)
/usr/games/crawl-git-6d9ebc1a8c(_Z13do_crash_dumpv+0xa94) [0x5e1251f21014]: do_crash_dump()
/usr/games/crawl-git-6d9ebc1a8c(_Z20crash_signal_handleri+0x1fa) [0x5e1251f12c5a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x790610a16330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x790610a6fb2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x790610a1627e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7906109f98ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7906109fa7b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x790610a79ff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa9b7c) [0x790610a7ab7c]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa9cda) [0x790610a7acda]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xaada5) [0x790610a7bda5]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_free+0x7e) [0x790610a7edae]: 
/usr/games/crawl-git-6d9ebc1a8c(+0xcdd9f1) [0x5e12526fd9f1]: 
/usr/games/crawl-git-6d9ebc1a8c(+0xccf049) [0x5e12526ef049]: 
/usr/games/crawl-git-6d9ebc1a8c(+0xccc3b9) [0x5e12526ec3b9]: 
/usr/games/crawl-git-6d9ebc1a8c(+0xcce7a6) [0x5e12526ee7a6]: 
/usr/games/crawl-git-6d9ebc1a8c(+0xcd44b6) [0x5e12526f44b6]: 
/usr/games/crawl-git-6d9ebc1a8c(_ZN4CLua5closeEv+0xbe) [0x5e1251ef997e]: CLua::close()
/usr/games/crawl-git-6d9ebc1a8c(+0x2f3288) [0x5e1251d13288]: 
/usr/games/crawl-git-6d9ebc1a8c(+0x2f6254) [0x5e1251d16254]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x7906109fb1ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x7906109fb28b]: 
/usr/games/crawl-git-6d9ebc1a8c(_start+0x25) [0x5e1251e444f5]: