Record Case Detail

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

 pwd: /out/package
ppid: 68969
   1: WRITELN mkdir test
   2: WRITELN cd test
   3: WRITELN echo 123 > 1.txt
   4: WRITELN cat 1.txt
   5: WRITELN ls -a
   6: WRITELN cd ..
   7: WRITELN ls -R
   8: WRITELN cat test/1.txt
   9: 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 $ mumsh $ mumsh $ mumsh $ 123
mumsh $ .
..
1.txt
driver
mumsh
mumsh_memory_check
test
mumsh $ mumsh $ .:
1.txt
driver
mumsh
mumsh_memory_check
test

./test:
mumsh $ cat: test/1.txt: No such file or directory
mumsh $ exit
mumsh $ =================================================================
==68972==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x619000001e7e at pc 0x000000515256 bp 0x7fffa0cb2a10 sp 0x7fffa0cb2a08
WRITE of size 1 at 0x619000001e7e thread T0
    #0 0x515255  (/out/package/mumsh_memory_check+0x515255)
    #1 0x7f827a2c2b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #2 0x41cb89  (/out/package/mumsh_memory_check+0x41cb89)

0x619000001e7e is located 2 bytes to the left of 1024-byte region [0x619000001e80,0x619000002280)
allocated by thread T0 here:
    #0 0x4dca40  (/out/package/mumsh_memory_check+0x4dca40)
    #1 0x51505b  (/out/package/mumsh_memory_check+0x51505b)
    #2 0x7f827a2c2b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)

SUMMARY: AddressSanitizer: heap-buffer-ove

mumsh $ mumsh $ mumsh $ mumsh $ 123
mumsh $ .
..
1.txt
mumsh $ mumsh $ .:
driver
mumsh
mumsh_memory_check
test

./test:
1.txt
mumsh $ 123
mumsh $ exit

Notes

Stderr

Hints

Your Answer

JOJ Answer