Record Case Detail

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

 pwd: /out/package
ppid: 2156
   1: WRITELN echo 321 > 1.txt
   2: WRITELN <
   3: WRITELN 1.txt cat
   4: WRITELN ls
   5: WRITELN exit
exit: 0

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 $ > /in/main.c:1697:9: runtime error: index -1 out of bounds for type 'char *[100]'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /in/main.c:1697:9 in 
/in/main.c:1697:36: runtime error: index -1 out of bounds for type 'char *[100]'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /in/main.c:1697:36 in 
AddressSanitizer:DEADLYSIGNAL
=================================================================
==2159==ERROR: AddressSanitizer: SEGV on unknown address 0xfffffffefffffffe (pc 0x0000004b265b bp 0x7fff2a9df330 sp 0x7fff2a9deaa0 T0)
==2159==The signal is caused by a READ memory access.
    #0 0x4b265a  (/out/package/mumsh_memory_check+0x4b265a)
    #1 0x554c14  (/out/package/mumsh_memory_check+0x554c14)
    #2 0x559645  (/out/package/mumsh_memory_check+0x559645)
    #3 0x7f0c15f85b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #4 0x41d189  (/out/package/mumsh_memory_check+0x41d189)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV (/out/package/m

mumsh $ mumsh $ > 321
mumsh $ 1.txt
driver
mumsh
mumsh_memory_check
mumsh $ exit

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JOJ Answer