Obtained 19 stack frames.
/usr/games/crawl-git-a7442b6e12(_Z17write_stack_traceP8_IO_FILEi+0x23) [0x5f9733]: write_stack_trace(_IO_FILE*, int)
/usr/games/crawl-git-a7442b6e12(_Z20crash_signal_handleri+0x174) [0x5f9aa4]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7f85ee2544f0]: 
/usr/games/crawl-git-a7442b6e12(_Z23raw_feature_descriptionRK9coord_def+0x4b) [0x64fb9b]: raw_feature_description(coord_def const&)
/usr/games/crawl-git-a7442b6e12(_Z13do_crash_dumpv+0xce1) [0x600751]: do_crash_dump()
/usr/games/crawl-git-a7442b6e12(_Z20crash_signal_handleri+0x74) [0x5f99a4]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7f85ee2544f0]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0x2b) [0x7f85ee5baefb]: 
/usr/games/crawl-git-a7442b6e12() [0x5ff5e4]
/usr/games/crawl-git-a7442b6e12() [0x5ff959]
/usr/games/crawl-git-a7442b6e12() [0x9eaadf]
/usr/games/crawl-git-a7442b6e12(_Z8tag_readR6reader8tag_type+0x14d) [0x9f510d]: tag_read(reader&, tag_type)
/usr/games/crawl-git-a7442b6e12() [0x6a1bb2]
/usr/games/crawl-git-a7442b6e12() [0x6a663b]
/usr/games/crawl-git-a7442b6e12(_Z12restore_gameRKSs+0xa) [0x6a6dda]: restore_game(std::string const&)
/usr/games/crawl-git-a7442b6e12(_Z12startup_stepv+0xd33) [0x9c8a53]: startup_step()
/usr/games/crawl-git-a7442b6e12(main+0x31e) [0x4fd82e]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd) [0x7f85ee240ead]: 
/usr/games/crawl-git-a7442b6e12() [0x571b89]