Record Case Detail

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

 pwd: /out/package
ppid: 80117
   1: WRITELN echo 123 > 1.txt
   2: WRITELN "echo" "<
   3: WRITELN 1.'txt'" <
   4: WRITELN 1.txt >
   5: WRITELN "2.""txt"
   6: WRITELN cat 1.txt
   7: WRITELN cat 2.txt
   8: WRITELN ls

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 $ mumsh $ > > > =================================================================
==80118==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x618000000ba0 at pc 0x00000051768f bp 0x7ffda5a90660 sp 0x7ffda5a90658
READ of size 8 at 0x618000000ba0 thread T0
    #0 0x51768e  (/out/package/mumsh_memory_check+0x51768e)
    #1 0x518528  (/out/package/mumsh_memory_check+0x518528)
    #2 0x522d10  (/out/package/mumsh_memory_check+0x522d10)
    #3 0x7f8591adab96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #4 0x41cc69  (/out/package/mumsh_memory_check+0x41cc69)

0x618000000ba0 is located 0 bytes to the right of 800-byte region [0x618000000880,0x618000000ba0)
allocated by thread T0 here:
    #0 0x4dcb20  (/out/package/mumsh_memory_check+0x4dcb20)
    #1 0x522021  (/out/package/mumsh_memory_check+0x522021)
    #2 0x522c18  (/out/package/mumsh_memory_check+0x522c18)
    #3 0x7f8591adab96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)

SUMMARY: AddressSanitizer: heap-buffer-overflow (/out/package/mumsh_memory_c

mumsh $ mumsh $ > > > mumsh $ 123
mumsh $ <
1.'txt'
mumsh $ 1.txt
2.txt
driver
mumsh
mumsh_memory_check
mumsh $ exit

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JOJ Answer