rr.log

(rr) continue
Continuing.
i = 0, new_num = 2
[New Thread 2600039.2600040]

Thread 1 hit Breakpoint 3, MVM_panic (exitCode=1, messageFormat=0x7f7aeb78b298 "Invalid owner in item added to GC worklist") at src/core/exceptions.c:844
844     MVM_NO_RETURN void MVM_panic(MVMint32 exitCode, const char *messageFormat, ...) {
(rr) bt
#0  MVM_panic (exitCode=1, messageFormat=0x7f7aeb78b298 "Invalid owner in item added to GC worklist") at src/core/exceptions.c:844
#1  0x00007f7aeb5e38a7 in MVM_gc_root_add_frame_registers_to_worklist (tc=0x55963c73ddf0, worklist=0x55963e32be40, frame=0x7f7aeb326480) at src/gc/roots.c:466
#2  0x00007f7aeb5e36f9 in MVM_gc_root_add_frame_roots_to_worklist (tc=0x55963c73ddf0, worklist=0x55963e32be40, cur_frame=0x7f7aeb326480) at src/gc/roots.c:438
#3  0x00007f7aeb5e4ea5 in MVM_gc_collect (tc=0x55963c73ddf0, what_to_do=0 '\000', gen=0 '\000') at src/gc/collect.c:132
#4  0x00007f7aeb5d8f1d in run_gc (tc=0x55963c73ddf0, what_to_do=0 '\000') at src/gc/orchestrate.c:443
#5  0x00007f7aeb5d95f2 in MVM_gc_enter_from_allocator (tc=0x55963c73ddf0) at src/gc/orchestrate.c:598
#6  0x00007f7aeb5da066 in MVM_gc_allocate_nursery (tc=0x55963c73ddf0, size=32) at src/gc/allocation.c:37
#7  0x00007f7aeb54c21a in fastcreate (tc=0x55963c73ddf0, cur_op=0x7f7ae4197152 "\002") at src/core/interp.c:93
#8  0x00007f7aeb5888d4 in MVM_interp_run (tc=0x55963c73ddf0, initial_invoke=0x7f7aeb71855a <toplevel_initial_invoke>, invoke_data=0x55963c7c9db8, outer_runloop=0x0) at src/core/interp.c:6043
#9  0x00007f7aeb7186d4 in MVM_vm_run_file (instance=0x55963c73d2d0, filename=0x7fff59d3c56d "src/vm/moar/stage0/nqp.moarvm") at src/moar.c:504
#10 0x000055963b250c55 in main (argc=12, argv=0x7fff59d3a4b8) at src/main.c:305