Record Case Detail

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

 pwd: /out/package
ppid: 52616
   1: WRITELN echo 123 > 1.txt
   2: WRITELN head < 1.txt
   3: WRITELN diff -y - 1.txt < 1.txt
   4: WRITELN ls
   5: 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 $ =================================================================
==52618==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x602000000080 at pc 0x000000448cd7 bp 0x7ffcc611e400 sp 0x7ffcc611dbb0
READ of size 18 at 0x602000000080 thread T0
    #0 0x448cd6  (/out/package/mumsh_memory_check+0x448cd6)
    #1 0x44979b  (/out/package/mumsh_memory_check+0x44979b)
    #2 0x44986e  (/out/package/mumsh_memory_check+0x44986e)
    #3 0x51a016  (/out/package/mumsh_memory_check+0x51a016)
    #4 0x51a2aa  (/out/package/mumsh_memory_check+0x51a2aa)
    #5 0x51a2e3  (/out/package/mumsh_memory_check+0x51a2e3)
    #6 0x7ff04ba44b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #7 0x41d069  (/out/package/mumsh_memory_check+0x41d069)

0x602000000080 is located 0 bytes to the right of 16-byte region [0x602000000070,0x602000000080)
allocated by thread T0 here:
    #0 0x4dcf20  (/out/package/mumsh_memory_check+0x4dcf20)
    #1 0x5170b1  (/out/package/mumsh_memory_check+0x5170b1)
    #2 0x51a29d  (/out/package/mumsh

mumsh $ mumsh $ 123
mumsh $ 123								123
mumsh $ 1.txt
driver
mumsh
mumsh_memory_check
mumsh $ exit

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JOJ Answer