==786695== Memcheck, a memory error detector
==786695== Copyright (C) 2002-2022, and GNU GPL'd, by Julian Seward et al.
==786695== Using Valgrind-3.22.0 and LibVEX; rerun with -h for copyright info
==786695== Command: /home/william/install/ruby-3_2_3-debug/bin/ruby -I.:. ./import_fragments_runme.rb
==786695== Parent PID: 786684
==786695== 
==786695== Warning: client switching stacks?  SP change: 0x1ffe8020c0 --> 0x1ffefff7f0
==786695==          to suppress, use: --max-stackframe=8378160 or greater
==786695== Conditional jump or move depends on uninitialised value(s)
==786695==    at 0x3B7694: add_insn_info (compile.c:2244)
==786695==    by 0x3B8894: iseq_set_sequence (compile.c:2546)
==786695==    by 0x3B5A01: iseq_setup (compile.c:1514)
==786695==    by 0x3B4643: rb_iseq_compile_node (compile.c:856)
==786695==    by 0x1A4BCD: rb_iseq_new_with_opt (iseq.c:1011)
==786695==    by 0x3B5546: new_child_iseq (compile.c:1363)
==786695==    by 0x3D59AF: iseq_compile_each0 (compile.c:9878)
==786695==    by 0x3D3597: iseq_compile_each (compile.c:9407)
==786695==    by 0x3BBF12: compile_block (compile.c:4205)
==786695==    by 0x3D374B: iseq_compile_each0 (compile.c:9437)
==786695==    by 0x3D3597: iseq_compile_each (compile.c:9407)
==786695==    by 0x3B4198: rb_iseq_compile_node (compile.c:785)
==786695==  Uninitialised value was created by a heap allocation
==786695==    at 0x4846828: malloc (in /usr/libexec/valgrind/vgpreload_memcheck-amd64-linux.so)
==786695==    by 0x166EF4: objspace_xmalloc0 (gc.c:12337)
==786695==    by 0x1672C8: ruby_xmalloc2_body (gc.c:12589)
==786695==    by 0x16CDDD: ruby_xmalloc2 (gc.c:14773)
==786695==    by 0x3B7D56: iseq_set_sequence (compile.c:2383)
==786695==    by 0x3B5A01: iseq_setup (compile.c:1514)
==786695==    by 0x3B4643: rb_iseq_compile_node (compile.c:856)
==786695==    by 0x1A4BCD: rb_iseq_new_with_opt (iseq.c:1011)
==786695==    by 0x3B5546: new_child_iseq (compile.c:1363)
==786695==    by 0x3D59AF: iseq_compile_each0 (compile.c:9878)
==786695==    by 0x3D3597: iseq_compile_each (compile.c:9407)
==786695==    by 0x3BBF12: compile_block (compile.c:4205)
==786695== 
==786695== Invalid read of size 8
==786695==    at 0x32D259: RBASIC_CLASS (rbasic.h:155)
==786695==    by 0x339804: opt_equality_specialized (vm_insnhelper.c:2287)
==786695==    by 0x339954: opt_equality (vm_insnhelper.c:2321)
==786695==    by 0x34DA05: vm_exec_core (insns.def:1174)
==786695==    by 0x36299B: rb_vm_exec (vm.c:2383)
==786695==    by 0x363730: rb_iseq_eval_main (vm.c:2633)
==786695==    by 0x13CEB8: rb_ec_exec_node (eval.c:289)
==786695==    by 0x13D025: ruby_run_node (eval.c:330)
==786695==    by 0x138454: rb_main (main.c:38)
==786695==    by 0x1384CC: main (main.c:57)
==786695==  Address 0x1ffeffe2b8 is on thread 1's stack
==786695==  1624 bytes below stack pointer
==786695== 
==786695== Invalid read of size 8
==786695==    at 0x32D259: RBASIC_CLASS (rbasic.h:155)
==786695==    by 0x33989D: opt_equality_specialized (vm_insnhelper.c:2302)
==786695==    by 0x339954: opt_equality (vm_insnhelper.c:2321)
==786695==    by 0x34DA05: vm_exec_core (insns.def:1174)
==786695==    by 0x36299B: rb_vm_exec (vm.c:2383)
==786695==    by 0x363730: rb_iseq_eval_main (vm.c:2633)
==786695==    by 0x13CEB8: rb_ec_exec_node (eval.c:289)
==786695==    by 0x13D025: ruby_run_node (eval.c:330)
==786695==    by 0x138454: rb_main (main.c:38)
==786695==    by 0x1384CC: main (main.c:57)
==786695==  Address 0x1ffeffe2b8 is on thread 1's stack
==786695==  1624 bytes below stack pointer
==786695== 
==786695== Invalid read of size 8
==786695==    at 0x32D259: RBASIC_CLASS (rbasic.h:155)
==786695==    by 0x32DAD4: rb_class_of (globals.h:175)
==786695==    by 0x339591: vm_search_method (vm_insnhelper.c:2178)
==786695==    by 0x339692: vm_method_cfunc_is (vm_insnhelper.c:2237)
==786695==    by 0x33998F: opt_equality (vm_insnhelper.c:2324)
==786695==    by 0x34DA05: vm_exec_core (insns.def:1174)
==786695==    by 0x36299B: rb_vm_exec (vm.c:2383)
==786695==    by 0x363730: rb_iseq_eval_main (vm.c:2633)
==786695==    by 0x13CEB8: rb_ec_exec_node (eval.c:289)
==786695==    by 0x13D025: ruby_run_node (eval.c:330)
==786695==    by 0x138454: rb_main (main.c:38)
==786695==    by 0x1384CC: main (main.c:57)
==786695==  Address 0x1ffeffe2b8 is on thread 1's stack
==786695==  1488 bytes below stack pointer
==786695== 
==786695== Invalid read of size 4
==786695==    at 0x2EE81D: hash_table_index (id_table.c:132)
==786695==    by 0x2EEBB4: rb_id_table_lookup (id_table.c:230)
==786695==    by 0x339232: vm_search_cc (vm_insnhelper.c:1988)
==786695==    by 0x3394B2: rb_vm_search_method_slowpath (vm_insnhelper.c:2084)
==786695==    by 0x339519: vm_search_method_slowpath0 (vm_insnhelper.c:2106)
==786695==    by 0x339613: vm_search_method_fastpath (vm_insnhelper.c:2172)
==786695==    by 0x339613: vm_search_method (vm_insnhelper.c:2182)
==786695==    by 0x339692: vm_method_cfunc_is (vm_insnhelper.c:2237)
==786695==    by 0x33998F: opt_equality (vm_insnhelper.c:2324)
==786695==    by 0x34DA05: vm_exec_core (insns.def:1174)
==786695==    by 0x36299B: rb_vm_exec (vm.c:2383)
==786695==    by 0x363730: rb_iseq_eval_main (vm.c:2633)
==786695==    by 0x13CEB8: rb_ec_exec_node (eval.c:289)
==786695==  Address 0xa is not stack'd, malloc'd or (recently) free'd
==786695== 
==786695== 
==786695== Process terminating with default action of signal 6 (SIGABRT)
==786695==    at 0x4ADBB2C: __pthread_kill_implementation (pthread_kill.c:44)
==786695==    by 0x4ADBB2C: __pthread_kill_internal (pthread_kill.c:78)
==786695==    by 0x4ADBB2C: pthread_kill@@GLIBC_2.34 (pthread_kill.c:89)
==786695==    by 0x4A8227D: raise (raise.c:26)
==786695==    by 0x4A658FE: abort (abort.c:79)
==786695==    by 0x410D68: die (error.c:776)
==786695==    by 0x41102E: rb_bug_for_fatal_signal (error.c:817)
==786695==    by 0x2B91BD: sigsegv (signal.c:964)
==786695==    by 0x4A8232F: ??? (in /usr/lib/x86_64-linux-gnu/libc.so.6)
==786695==    by 0x2EE81C: hash_table_index (id_table.c:132)
==786695== 
==786695== HEAP SUMMARY:
==786695==     in use at exit: 37,271,274 bytes in 21,263 blocks
==786695==   total heap usage: 45,447 allocs, 24,184 frees, 52,578,135 bytes allocated
==786695== 
==786695== LEAK SUMMARY:
==786695==    definitely lost: 2,272 bytes in 37 blocks
==786695==    indirectly lost: 544 bytes in 2 blocks
==786695==      possibly lost: 2,304 bytes in 1 blocks
==786695==    still reachable: 37,266,154 bytes in 21,223 blocks
==786695==         suppressed: 0 bytes in 0 blocks
==786695== Rerun with --leak-check=full to see details of leaked memory
==786695== 
==786695== For lists of detected and suppressed errors, rerun with: -s
==786695== ERROR SUMMARY: 5 errors from 5 contexts (suppressed: 0 from 0)