Obtained 19 stack frames.
/usr/games/crawl-git-68572c6a49(_Z17write_stack_traceP8_IO_FILEi+0x23) [0x64b2d3]: write_stack_trace(_IO_FILE*, int)
/usr/games/crawl-git-68572c6a49(_Z20crash_signal_handleri+0x174) [0x64b644]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x35180) [0x7ff3c5c18180]: 
/usr/games/crawl-git-68572c6a49(_Z23raw_feature_descriptionRK9coord_def+0x64) [0x6ae724]: raw_feature_description(coord_def const&)
/usr/games/crawl-git-68572c6a49(_Z13do_crash_dumpv+0xdd8) [0x652eb8]: do_crash_dump()
/usr/games/crawl-git-68572c6a49(_Z20crash_signal_handleri+0x74) [0x64b544]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x35180) [0x7ff3c5c18180]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0x2b) [0x7ff3c5f9b79b]: 
/usr/games/crawl-git-68572c6a49() [0x651c54]
/usr/games/crawl-git-68572c6a49() [0x651fc9]
/usr/games/crawl-git-68572c6a49(_Z8tag_readR6reader8tag_type+0x4965) [0xaa3485]: tag_read(reader&, tag_type)
/usr/games/crawl-git-68572c6a49() [0x6fe5d4]
/usr/games/crawl-git-68572c6a49() [0x700755]
/usr/games/crawl-git-68572c6a49(_Z12restore_gameRKSs+0xa) [0x700efa]: restore_game(std::string const&)
/usr/games/crawl-git-68572c6a49(_Z12startup_stepv+0x109c) [0xa72e9c]: startup_step()
/usr/games/crawl-git-68572c6a49() [0x845966]
/usr/games/crawl-git-68572c6a49(main+0x2eb) [0x53cf1b]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5) [0x7ff3c5c04b45]: 
/usr/games/crawl-git-68572c6a49() [0x5b8c4c]