Crash caused by signal #6: Aborted

Version: Dungeon Crawl Stone Soup 0.34-a0-762-gab639c6bf4
Platform: unix
Bits: 64
Game mode: normal
Tiles: online

Seed: 0, deterministic pregen: 1
Command line: /usr/games/crawl-git-ab639c6bf4 -name tswn -rc /dgldir/rcfiles/crawl-git/tswn.rc -macro /dgldir/rcfiles/crawl-git/tswn.macro -morgue /dgldir/morgue/tswn/ -webtiles-socket /crawl-master/webserver/sockets/tswn:2025-09-14.20:37:01.sock -await-connection

RC options:
restart_after_game = false


Crash caused by signal #6: Aborted

Obtained 41 stack frames.
/usr/games/crawl-git-ab639c6bf4(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x6504286b8c3e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-ab639c6bf4(_Z13do_crash_dumpv+0x43a) [0x6504286c6d0a]: do_crash_dump()
/usr/games/crawl-git-ab639c6bf4(_Z20crash_signal_handleri+0x1fa) [0x6504286b911a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x42910) [0x72cfaf842910]: 
/usr/games/crawl-git-ab639c6bf4(_Z16strip_tag_prefixRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKS4_+0x170) [0x65042897f130]: strip_tag_prefix(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)
/usr/games/crawl-git-ab639c6bf4(_ZN9item_list17parse_single_specER9item_specNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE+0x2fc) [0x6504289d15dc]: item_list::parse_single_spec(item_spec&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)
/usr/games/crawl-git-ab639c6bf4(_ZN9item_list15parse_item_specENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE+0x210) [0x6504289d3c40]: item_list::parse_item_spec(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)
/usr/games/crawl-git-ab639c6bf4(_ZN9item_list8add_itemERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEb+0x7d) [0x6504289ce4cd]: item_list::add_item(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, bool)
/usr/games/crawl-git-ab639c6bf4(+0x75cc36) [0x650428938c36]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xfcfd) [0x72cfb0253cfd]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xe6e9) [0x72cfb02526e9]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xae23) [0x72cfb024ee23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xd7b0) [0x72cfb02517b0]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(lua_pcall+0x5c) [0x72cfb02518dc]: 
/usr/games/crawl-git-ab639c6bf4(+0x74e63f) [0x65042892a63f]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xfcfd) [0x72cfb0253cfd]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x1a24a) [0x72cfb025e24a]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xe71d) [0x72cfb025271d]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xae23) [0x72cfb024ee23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xd7b0) [0x72cfb02517b0]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(lua_pcall+0x5c) [0x72cfb02518dc]: 
/usr/games/crawl-git-ab639c6bf4(_ZN4CLua6callfnEPKcii+0xca) [0x6504286a000a]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-ab639c6bf4(_ZN7map_def7run_luaB5cxx11Eb+0x13f) [0x6504289b887f]: map_def::run_lua[abi:cxx11](bool)
/usr/games/crawl-git-ab639c6bf4(_ZN7map_def16validate_map_defB5cxx11ERK12depth_ranges+0x54) [0x6504289cc294]: map_def::validate_map_def[abi:cxx11](depth_ranges const&)
/usr/games/crawl-git-ab639c6bf4(_Z7yyparsev+0x126b) [0x650428e7287b]: yyparse()
/usr/games/crawl-git-ab639c6bf4(_Z8read_mapRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE+0x2a4) [0x6504289ec464]: read_map(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)
/usr/games/crawl-git-ab639c6bf4(+0x759e20) [0x650428935e20]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xfcfd) [0x72cfb0253cfd]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0x1a2ba) [0x72cfb025e2ba]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xe71d) [0x72cfb025271d]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xae23) [0x72cfb024ee23]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(+0xd7b0) [0x72cfb02517b0]: 
/lib/x86_64-linux-gnu/liblua5.1.so.0(lua_pcall+0x5c) [0x72cfb02518dc]: 
/usr/games/crawl-git-ab639c6bf4(_ZN4CLua8execfileEPKcbbb+0x88) [0x6504286a17e8]: CLua::execfile(char const*, bool, bool, bool)
/usr/games/crawl-git-ab639c6bf4(_Z9read_mapsv+0x4c) [0x6504289e71bc]: read_maps()
/usr/games/crawl-git-ab639c6bf4(_Z12startup_stepv+0x5dd) [0x650428ce891d]: startup_step()
/usr/games/crawl-git-ab639c6bf4(+0xc8d6ed) [0x650428e696ed]: 
/usr/games/crawl-git-ab639c6bf4(main+0x1f7) [0x6504285ed4b7]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x280d0) [0x72cfaf8280d0]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x89) [0x72cfaf828189]: 
/usr/games/crawl-git-ab639c6bf4(_start+0x25) [0x6504285edfa5]: 

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[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x000072cfaf90fbf7 in __GI___wait4 (pid=1365116, stat_loc=0x0, options=0, usage=0x0) at ../sysdeps/unix/sysv/linux/wait4.c:30
#0  0x000072cfaf90fbf7 in __GI___wait4 (pid=1365116, stat_loc=0x0, options=0, usage=0x0) at ../sysdeps/unix/sysv/linux/wait4.c:30
        sc_ret = -512
        sc_ret = <optimized out>
#1  0x00006504286b92ec in call_gdb (file=0x72cfaf9ff6c0 <_IO_2_1_stderr_>) at crash.cc:438
        gdb = <optimized out>
        attach_cmd = "attach 1365073\000\000\000\000\000"
#2  0x00006504286c6d28 in do_crash_dump () at dbg-asrt.cc:673
        t = 1757882235
        dir = "/dgldir/morgue/tswn/"
        name = "/dgldir/morgue/tswn/crash--20250914-203715.txt", '\000' <repeats 133 times>
        signal_info = "Crash caused by signal #6: Aborted"
        cause_msg = "Crash caused by signal #6: Aborted"
        file = 0x72cfaf9ff6c0 <_IO_2_1_stderr_>
#3  0x00006504286b911a in crash_signal_handler (sig_num=6) at crash.cc:198
No locals.
#4  <signal handler called>
No locals.
#5  strip_tag_prefix (s="skull_of_zonguldrok no_pickup", tagprefix="ego:") at libutil.cc:178
        pos = 18446744073709551615
        ns = <optimized out>
        argument = " acquire"
#6  0x00006504289d15dc in item_list::parse_single_spec (this=this@entry=0x65042933a5d0 <lc_map+368>, result=..., s="skull_of_zonguldrok no_pickup") at mapdef.cc:5291
        weight = <optimized out>
        qty = <optimized out>
        fresh = <optimized out>
        special = <optimized out>
        place = ""
        acquirement_source = ""
        ego_str = <error: Cannot access memory at address 0x1d>
        mimic = -1349881684
        charges = <optimized out>
        custom_name = ""
        original = ""
        plus = <optimized out>
        artprops = <incomplete sequence \340>
        tile = ""
        unrand_id = <optimized out>
        ego = <optimized out>
#7  0x00006504289d3c40 in item_list::parse_item_spec (this=this@entry=0x65042933a5d0 <lc_map+368>, spec="skull_of_zonguldrok no_pickup") at mapdef.cc:5869
        parsed_spec = {genweight = 10, base_type = OBJ_RANDOM, sub_type = 101, plus = -1, plus2 = -1, ego = 0, allow_uniques = 1, level = -1, item_special = 0, qty = 0, acquirement_source = 0, place = {branch = BRANCH_DUNGEON, depth = -1}, props = {<std::map<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, CrawlStoreValue, std::less<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::allocator<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const, CrawlStoreValue> > >> = std::map with 0 elements, <No data fields>}, _corpse_monster_spec = 0x0}
        specifier = "skull_of_zonguldrok no_pickup"
        __for_range = @0x7ffc4979be60: std::vector of length 1, capacity 1 = {"skull_of_zonguldrok no_pickup"}
        __for_begin = <optimized out>
        __for_end = <optimized out>
        list = {ilist = std::vector of length 0, capacity 0, fix_slot = false}
#8  0x00006504289ce4cd in item_list::add_item (this=this@entry=0x65042933a5d0 <lc_map+368>, spec="skull_of_zonguldrok no_pickup", fix=fix@entry=false) at mapdef.cc:4920
        sp = {ilist = std::vector of length 0, capacity 0, fix_slot = false}
#9  0x0000650428938c36 in dgn_item (ls=