Obtained 30 stack frames.
/usr/games/crawl-git-17eea93bd4(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x5ab9d6d274ee]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-17eea93bd4(_Z20crash_signal_handleri+0x18f) [0x5ab9d6d2795f]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x75a812e42910]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11b) [0x75a812e9999b]: 
/lib/x86_64-linux-gnu/libc.so.6(raise+0x16) [0x75a812e42866]: 
/usr/games/crawl-git-17eea93bd4(+0x49096d) [0x5ab9d6d3496d]: 
/usr/games/crawl-git-17eea93bd4(_Z10die_nolinePKcz+0x16b) [0x5ab9d6d3520b]: die_noline(char const*, ...)
/usr/games/crawl-git-17eea93bd4(_Z20crash_signal_handleri+0x2d0) [0x5ab9d6d27aa0]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x75a812e42910]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xdca3) [0x75a8137ceca3]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xead2) [0x75a8137cfad2]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xefe5) [0x75a8137cffe5]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x1a6e1) [0x75a8137db6e1]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xae23) [0x75a8137cbe23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(lua_resume+0x72) [0x75a8137ce072]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x21937) [0x75a8137e2937]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x21a23) [0x75a8137e2a23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xfcfd) [0x75a8137d0cfd]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x1a2ba) [0x75a8137db2ba]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xe71d) [0x75a8137cf71d]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xae23) [0x75a8137cbe23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xd7b0) [0x75a8137ce7b0]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(lua_pcall+0x5c) [0x75a8137ce8dc]: 
/usr/games/crawl-git-17eea93bd4(_ZN4CLua6callfnEPKcii+0xca) [0x5ab9d6d0ea1a]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-17eea93bd4(+0xbdcece) [0x5ab9d7480ece]: 
/usr/games/crawl-git-17eea93bd4(+0xbdda55) [0x5ab9d7481a55]: 
/usr/games/crawl-git-17eea93bd4(main+0x1f7) [0x5ab9d6c62407]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x280d0) [0x75a812e280d0]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x89) [0x75a812e28189]: 
/usr/games/crawl-git-17eea93bd4(_start+0x25) [0x5ab9d6c62e25]: