Obtained 31 stack frames.
/usr/games/crawl-git-91728b37d5(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x55c849a0e25e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-91728b37d5(_Z20crash_signal_handleri+0x18f) [0x55c849a0e6cf]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x7e020ac42910]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11b) [0x7e020ac9999b]: 
/lib/x86_64-linux-gnu/libc.so.6(raise+0x16) [0x7e020ac42866]: 
/usr/games/crawl-git-91728b37d5(+0x4ef81d) [0x55c849a1b81d]: 
/usr/games/crawl-git-91728b37d5(_Z10die_nolinePKcz+0x16b) [0x55c849a1c00b]: die_noline(char const*, ...)
/usr/games/crawl-git-91728b37d5(_Z20crash_signal_handleri+0x2d0) [0x55c849a0e810]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x7e020ac42910]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xdca3) [0x7e020b620ca3]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xead2) [0x7e020b621ad2]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xefe5) [0x7e020b621fe5]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x1a743) [0x7e020b62d743]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xe71d) [0x7e020b62171d]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xae23) [0x7e020b61de23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xd7b0) [0x7e020b6207b0]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(lua_pcall+0x5c) [0x7e020b6208dc]: 
/usr/games/crawl-git-91728b37d5(_ZN4CLua6callfnEPKcii+0xca) [0x55c8499f56da]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-91728b37d5(_Z21userdef_annotate_itemB5cxx11PKcPK8item_def+0x70) [0x55c84a0413e0]: userdef_annotate_item[abi:cxx11](char const*, item_def const*)
/usr/games/crawl-git-91728b37d5(+0x729d55) [0x55c849c55d55]: 
/usr/games/crawl-git-91728b37d5(_Z21item_needs_autopickupRK8item_defb+0x16a) [0x55c849c59d3a]: item_needs_autopickup(item_def const&, bool)
/usr/games/crawl-git-91728b37d5(_Z18tile_draw_map_cellRK9coord_defb+0x241) [0x55c84a185c01]: tile_draw_map_cell(coord_def const&, bool)
/usr/games/crawl-git-91728b37d5(_Z19tile_draw_map_cellsv+0xff) [0x55c84a18648f]: tile_draw_map_cells()
/usr/games/crawl-git-91728b37d5(_Z10viewwindowbbP9animationP13view_renderer+0x152) [0x55c84a10f7d2]: viewwindow(bool, bool, animation*, view_renderer*)
/usr/games/crawl-git-91728b37d5(+0xc907ec) [0x55c84a1bc7ec]: 
/usr/games/crawl-git-91728b37d5(+0xc92d56) [0x55c84a1bed56]: 
/usr/games/crawl-git-91728b37d5(+0xc93e65) [0x55c84a1bfe65]: 
/usr/games/crawl-git-91728b37d5(main+0x1f7) [0x55c849942617]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x280d0) [0x7e020ac280d0]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x89) [0x7e020ac28189]: 
/usr/games/crawl-git-91728b37d5(_start+0x25) [0x55c849943105]: