Obtained 36 stack frames.
/usr/games/crawl-git-df7db63c15(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x58137d0a447e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-df7db63c15(_Z20crash_signal_handleri+0x18f) [0x58137d0a48ef]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x78497d642910]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11b) [0x78497d69999b]: 
/lib/x86_64-linux-gnu/libc.so.6(raise+0x16) [0x78497d642866]: 
/usr/games/crawl-git-df7db63c15(+0x4908fd) [0x58137d0b18fd]: 
/usr/games/crawl-git-df7db63c15(_Z10die_nolinePKcz+0x16b) [0x58137d0b219b]: die_noline(char const*, ...)
/usr/games/crawl-git-df7db63c15(_Z20crash_signal_handleri+0x2d0) [0x58137d0a4a30]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x78497d642910]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa5d4b) [0x78497d6a5d4b]: 
/lib/x86_64-linux-gnu/libc.so.6(free+0x73) [0x78497d6a87f3]: 
/usr/games/crawl-git-df7db63c15(+0x4664fe) [0x58137d0874fe]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xc5b2) [0x78497e00c5b2]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xdedf) [0x78497e00dedf]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xead2) [0x78497e00ead2]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xefe5) [0x78497e00efe5]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x1a6e1) [0x78497e01a6e1]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xe71d) [0x78497e00e71d]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x1a743) [0x78497e01a743]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xae23) [0x78497e00ae23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(lua_resume+0x72) [0x78497e00d072]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x21937) [0x78497e021937]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x21a23) [0x78497e021a23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xfcfd) [0x78497e00fcfd]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x1a2ba) [0x78497e01a2ba]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xe71d) [0x78497e00e71d]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xae23) [0x78497e00ae23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xd7b0) [0x78497e00d7b0]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(lua_pcall+0x5c) [0x78497e00d8dc]: 
/usr/games/crawl-git-df7db63c15(_ZN4CLua6callfnEPKcii+0xca) [0x58137d08b9aa]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-df7db63c15(+0xbdce4e) [0x58137d7fde4e]: 
/usr/games/crawl-git-df7db63c15(+0xbdd9d5) [0x58137d7fe9d5]: 
/usr/games/crawl-git-df7db63c15(main+0x1f7) [0x58137cfdf397]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x280d0) [0x78497d6280d0]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x89) [0x78497d628189]: 
/usr/games/crawl-git-df7db63c15(_start+0x25) [0x58137cfdfdb5]: