Record Case Detail

This function is in beta test. Please help improve it in the issues here.

 pwd: /out/package
ppid: 27759
   1: WRITELN cd non-existing
   2: WRITELN exit

Your answer may be identical to the JOJ answer in the first several lines.

However, you will still get Wrong Answer because the complete output may be longer and there might be errors in the future lines.

Please double check your code to solve this problem and try again.

mumsh $ non-existing: No such file or directory
AddressSanitizerAddressSanitizer:DEADLYSIGNAL
:DEADLYSIGNAL
=================================================================
=================================================================
==27760==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x000000428643 bp 0x7ffc990727d0 sp 0x7ffc99072780 T0)
==27761==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x000000428643 bp 0x7ffc990727d0 sp 0x7ffc99072780 T0)
==27760==The signal is caused by a READ memory access.
==27761==The signal is caused by a READ memory access.
==27760==Hint: address points to the zero page.
==27761==Hint: address points to the zero page.
    #0 0x428642  (/out/package/mumsh_memory_check+0x428642)
    #1 0x4dcdfa  (/out/package/mumsh_memory_check+0x4dcdfa)
    #2 0x525e44  (/out/package/mumsh_memory_check+0x525e44)
    #3 0x525254  (/out/package/mumsh_memory_check+0x525254)
    #4 0x515fa0  (/out/package/mumsh_memory_check+0x515fa0)
    #5 0x7f54b

mumsh $ non-existing: No such file or directory
mumsh $ exit

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JOJ Answer