Obtained 32 stack frames.
/usr/games/crawl-git-df7db63c15(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x64941476f47e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-df7db63c15(_Z20crash_signal_handleri+0x18f) [0x64941476f8ef]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x7c5544e42910]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11b) [0x7c5544e9999b]: 
/lib/x86_64-linux-gnu/libc.so.6(raise+0x16) [0x7c5544e42866]: 
/usr/games/crawl-git-df7db63c15(+0x4908fd) [0x64941477c8fd]: 
/usr/games/crawl-git-df7db63c15(_Z10die_nolinePKcz+0x16b) [0x64941477d19b]: die_noline(char const*, ...)
/usr/games/crawl-git-df7db63c15(_Z20crash_signal_handleri+0x2d0) [0x64941476fa30]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x7c5544e42910]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xde8c) [0x7c554586be8c]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xead2) [0x7c554586cad2]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xefe5) [0x7c554586cfe5]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x1a6e1) [0x7c55458786e1]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xe71d) [0x7c554586c71d]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x1a743) [0x7c5545878743]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xae23) [0x7c5545868e23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(lua_resume+0x72) [0x7c554586b072]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x21937) [0x7c554587f937]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x21a23) [0x7c554587fa23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xfcfd) [0x7c554586dcfd]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x1a2ba) [0x7c55458782ba]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xe71d) [0x7c554586c71d]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xae23) [0x7c5545868e23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xd7b0) [0x7c554586b7b0]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(lua_pcall+0x5c) [0x7c554586b8dc]: 
/usr/games/crawl-git-df7db63c15(_ZN4CLua6callfnEPKcii+0xca) [0x6494147569aa]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-df7db63c15(+0xbdce4e) [0x649414ec8e4e]: 
/usr/games/crawl-git-df7db63c15(+0xbdd9d5) [0x649414ec99d5]: 
/usr/games/crawl-git-df7db63c15(main+0x1f7) [0x6494146aa397]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x280d0) [0x7c5544e280d0]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x89) [0x7c5544e28189]: 
/usr/games/crawl-git-df7db63c15(_start+0x25) [0x6494146aadb5]: