==4086718== Memcheck, a memory error detector
==4086718== Copyright (C) 2002-2022, and GNU GPL'd, by Julian Seward et al.
==4086718== Using Valgrind-3.22.0 and LibVEX; rerun with -h for copyright info
==4086718== Command: ../y86 -e inputs/iotrap_dec.o
==4086718== 
Beginning execution at 0x0100
256256I/O Error
Y86 CPU state:
    PC: 0000000000000118   flags: Z0 S0 O0     HLT
  %rax: 0000000000000000    %rcx: 0000000000000000
  %rdx: 0000000000000000    %rbx: 0000000000000000
  %rsp: 0000000000000000    %rbp: 0000000000000000
  %rsi: 0000000000000300    %rdi: 0000000000000308
   %r8: 0000000000000000     %r9: 0000000000000000
  %r10: 0000000000000000    %r11: 0000000000000000
  %r12: 0000000000000000    %r13: 0000000000000000
  %r14: 0000000000000000
Total execution count: 6
==4086718== 
==4086718== HEAP SUMMARY:
==4086718==     in use at exit: 0 bytes in 0 blocks
==4086718==   total heap usage: 4 allocs, 4 frees, 25,048 bytes allocated
==4086718== 
==4086718== All heap blocks were freed -- no leaks are possible
==4086718== 
==4086718== For lists of detected and suppressed errors, rerun with: -s
==4086718== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)