Obtained 19 stack frames.
/usr/games/crawl-git-7f377d1fea(_Z17write_stack_traceP8_IO_FILEi+0x23) [0x600cb3]: write_stack_trace(_IO_FILE*, int)
/usr/games/crawl-git-7f377d1fea(_Z20crash_signal_handleri+0x174) [0x601024]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7f357acef4f0]: 
/usr/games/crawl-git-7f377d1fea(_Z23raw_feature_descriptionRK9coord_def+0x64) [0x65a044]: raw_feature_description(coord_def const&)
/usr/games/crawl-git-7f377d1fea(_Z13do_crash_dumpv+0xce1) [0x6083a1]: do_crash_dump()
/usr/games/crawl-git-7f377d1fea(_Z20crash_signal_handleri+0x74) [0x600f24]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7f357acef4f0]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0x2b) [0x7f357b055efb]: 
/usr/games/crawl-git-7f377d1fea() [0x607234]
/usr/games/crawl-git-7f377d1fea() [0x6075a9]
/usr/games/crawl-git-7f377d1fea() [0x9f24c0]
/usr/games/crawl-git-7f377d1fea(_Z8tag_readR6reader8tag_type+0xfc8) [0x9fb6c8]: tag_read(reader&, tag_type)
/usr/games/crawl-git-7f377d1fea() [0x6a9ff2]
/usr/games/crawl-git-7f377d1fea() [0x6aefeb]
/usr/games/crawl-git-7f377d1fea(_Z12restore_gameRKSs+0xa) [0x6af78a]: restore_game(std::string const&)
/usr/games/crawl-git-7f377d1fea(_Z12startup_stepv+0xe92) [0x9d0da2]: startup_step()
/usr/games/crawl-git-7f377d1fea(main+0x31e) [0x4fceee]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd) [0x7f357acdbead]: 
/usr/games/crawl-git-7f377d1fea() [0x56f149]