Record Case Detail

Notes

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

Stderr

$ ./ex3_memory_check rand_double.txt inc
reading rand_double.txt
=================================================================
==10220==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x61600075a781 at pc 0x0000004adafc bp 0x7fff983af9d0 sp 0x7fff983af180
WRITE of size 1024 at 0x61600075a781 thread T0
    #0 0x4adafb  (/out/package/ex3_memory_check+0x4adafb)
    #1 0x5184b1  (/out/package/ex3_memory_check+0x5184b1)
    #2 0x518715  (/out/package/ex3_memory_check+0x518715)
    #3 0x7f4526c23b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #4 0x41cac9  (/out/package/ex3_memory_check+0x41cac9)

0x61600075a781 is located 0 bytes to the right of 513-byte region [0x61600075a580,0x61600075a781)
allocated by thread T0 here:
    #0 0x4dc980  (/out/package/ex3_memory_check+0x4dc980)
    #1 0x518482  (/out/package/ex3_memory_check+0x518482)
    #2 0x518715  (/out/package/ex3_memory_check+0x518715)
    #3 0x7f4526c23b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)

SUMMARY: AddressSanitizer: heap-buffer-over

Hints

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.

Your Answer

Program exit with non zero value 1!

JOJ Answer

Correct!