Obtained 30 stack frames.
/usr/games/crawl-git-17eea93bd4(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x5ffef8abf4ee]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-17eea93bd4(_Z20crash_signal_handleri+0x18f) [0x5ffef8abf95f]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x7125b2642910]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11b) [0x7125b269999b]: 
/lib/x86_64-linux-gnu/libc.so.6(raise+0x16) [0x7125b2642866]: 
/usr/games/crawl-git-17eea93bd4(+0x49096d) [0x5ffef8acc96d]: 
/usr/games/crawl-git-17eea93bd4(_Z10die_nolinePKcz+0x16b) [0x5ffef8acd20b]: die_noline(char const*, ...)
/usr/games/crawl-git-17eea93bd4(_Z20crash_signal_handleri+0x2d0) [0x5ffef8abfaa0]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x7125b2642910]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa61a8) [0x7125b26a61a8]: 
/lib/x86_64-linux-gnu/libc.so.6(malloc+0x19a) [0x7125b26a824a]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xc5b2) [0x7125b2f635b2]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x1a044) [0x7125b2f71044]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xae23) [0x7125b2f61e23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(lua_resume+0x72) [0x7125b2f64072]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x21937) [0x7125b2f78937]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x21a23) [0x7125b2f78a23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xfcfd) [0x7125b2f66cfd]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x1a2ba) [0x7125b2f712ba]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xe71d) [0x7125b2f6571d]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xae23) [0x7125b2f61e23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xd7b0) [0x7125b2f647b0]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(lua_pcall+0x5c) [0x7125b2f648dc]: 
/usr/games/crawl-git-17eea93bd4(_ZN4CLua6callfnEPKcii+0xca) [0x5ffef8aa6a1a]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-17eea93bd4(+0xbdcece) [0x5ffef9218ece]: 
/usr/games/crawl-git-17eea93bd4(+0xbdda55) [0x5ffef9219a55]: 
/usr/games/crawl-git-17eea93bd4(main+0x1f7) [0x5ffef89fa407]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x280d0) [0x7125b26280d0]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x89) [0x7125b2628189]: 
/usr/games/crawl-git-17eea93bd4(_start+0x25) [0x5ffef89fae25]: