Record Case Detail

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

 pwd: /out/package
ppid: 4558
   1: WRITELN > abc | | grep 123
   2: WRITELN exit
exit: 1

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

However, the main problem you meet now is Runtime Error. And the exit code of your program is 1, which should be 0.

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

mumsh $ =================================================================
==4559==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x619000000980 at pc 0x0000004aa6fa bp 0x7ffd1a615ef0 sp 0x7ffd1a6156a0
READ of size 1004 at 0x619000000980 thread T0
    #0 0x4aa6f9  (/out/package/mumsh_memory_check+0x4aa6f9)
    #1 0x5165e9  (/out/package/mumsh_memory_check+0x5165e9)
    #2 0x5153f2  (/out/package/mumsh_memory_check+0x5153f2)
    #3 0x7f9ec3c8bb96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #4 0x41cce9  (/out/package/mumsh_memory_check+0x41cce9)

0x619000000980 is located 0 bytes to the right of 1024-byte region [0x619000000580,0x619000000980)
allocated by thread T0 here:
    #0 0x4dcba0  (/out/package/mumsh_memory_check+0x4dcba0)
    #1 0x518e48  (/out/package/mumsh_memory_check+0x518e48)
    #2 0x51538a  (/out/package/mumsh_memory_check+0x51538a)
    #3 0x7f9ec3c8bb96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)

SUMMARY: AddressSanitizer: heap-buffer-overflow (/out/package/mumsh_memory_check+0x4aa6

mumsh $ error: missing program
mumsh $ exit

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JOJ Answer