Obtained 32 stack frames.
/usr/games/crawl-bcrawl(_Z17write_stack_traceP8_IO_FILEi+0x3b) [0x557ec587a06b]: write_stack_trace(_IO_FILE*, int)
/usr/games/crawl-bcrawl(_Z20crash_signal_handleri+0x1e7) [0x557ec587a517]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x3ef20) [0x7f9ff4a4df20]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0xc7) [0x7f9ff4a4de97]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0x141) [0x7f9ff4a4f801]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x89897) [0x7f9ff4a98897]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x9090a) [0x7f9ff4a9f90a]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x90b0c) [0x7f9ff4a9fb0c]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x947d8) [0x7f9ff4aa37d8]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_malloc+0x8c) [0x7f9ff4aa60fc]: 
/lib/x86_64-linux-gnu/libc.so.6(__backtrace_symbols+0x114) [0x7f9ff4b40364]: 
/usr/games/crawl-bcrawl(_Z17write_stack_traceP8_IO_FILEi+0x48) [0x557ec587a078]: write_stack_trace(_IO_FILE*, int)
/usr/games/crawl-bcrawl(_Z13do_crash_dumpv+0xb1) [0x557ec5882291]: do_crash_dump()
/usr/games/crawl-bcrawl(_Z20crash_signal_handleri+0xae) [0x557ec587a3de]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x3ef20) [0x7f9ff4a4df20]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0xc7) [0x7f9ff4a4de97]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0x141) [0x7f9ff4a4f801]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x89897) [0x7f9ff4a98897]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x9090a) [0x7f9ff4a9f90a]: 
/lib/x86_64-linux-gnu/libc.so.6(cfree+0x610) [0x7f9ff4aa6f60]: 
/usr/games/crawl-bcrawl(+0x992c89) [0x557ec5ebac89]: 
/usr/games/crawl-bcrawl(+0x98acbe) [0x557ec5eb2cbe]: 
/usr/games/crawl-bcrawl(+0x989bc5) [0x557ec5eb1bc5]: 
/usr/games/crawl-bcrawl(+0x98a9fb) [0x557ec5eb29fb]: 
/usr/games/crawl-bcrawl(+0x98e2ee) [0x557ec5eb62ee]: 
/usr/games/crawl-bcrawl(_ZN4CLuaD1Ev+0xaf) [0x557ec5863d1f]: CLua::~CLua()
/lib/x86_64-linux-gnu/libc.so.6(+0x43041) [0x7f9ff4a52041]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x4313a) [0x7f9ff4a5213a]: 
/usr/games/crawl-bcrawl(_Z3endibPKcz+0x2cd) [0x557ec59256cd]: end(int, bool, char const*, ...)
/usr/games/crawl-bcrawl(main+0x346) [0x557ec57d6e26]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xe7) [0x7f9ff4a30b97]: 
/usr/games/crawl-bcrawl(_start+0x2a) [0x557ec57d753a]: