Record Case Detail

Notes

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

Stderr

 pwd: /out/package
ppid: 9142
   1: WRITELN echo 123 > 1.txt
   2: WRITELN echo 222 > 2.txt
   3: WRITELN echo 321 > 4.txt
   4: WRITELN <1.txt >3.txt cat 2.txt 4.txt
   5: WRITELN cat 1.txt
   6: WRITELN cat 2.txt
   7: WRITELN cat 3.txt
   8: WRITELN cat 4.txt
   9: WRITELN ls
  10: WRITELN exit

Hints

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.

Your Answer

mumsh $ mumsh $ 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
=================================================================
==9147==ERROR: AddressSanitizer: SEGV on unknown address 0xfffffffefffffffe (pc 0x0000004b265b bp 0x7ffc22964930 sp 0x7ffc229640a0 T0)
==9147==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 0x7f6fe8bf6b96  (/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 (

JOJ Answer

mumsh $ mumsh $ mumsh $ mumsh $ mumsh $ 123
mumsh $ 222
mumsh $ 222
321
mumsh $ 321
mumsh $ 1.txt
2.txt
3.txt
4.txt
driver
mumsh
mumsh_memory_check
mumsh $ exit