Record Case Detail

Notes

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

Stderr

=================================================================
==1421==ERROR: AddressSanitizer: attempting free on address which was not malloc()-ed: 0x603000000078 in thread T0
    #0 0x516bf8  (/out/package/dlist_mem+0x516bf8)
    #1 0x51d7e2  (/out/package/dlist_mem+0x51d7e2)
    #2 0x52103f  (/out/package/dlist_mem+0x52103f)
    #3 0x7fb29b361b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #4 0x41da19  (/out/package/dlist_mem+0x41da19)

0x603000000078 is located 8 bytes inside of 24-byte region [0x603000000070,0x603000000088)
allocated by thread T0 here:
    #0 0x515e80  (/out/package/dlist_mem+0x515e80)
    #1 0x51d663  (/out/package/dlist_mem+0x51d663)
    #2 0x52103f  (/out/package/dlist_mem+0x52103f)
    #3 0x7fb29b361b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)

SUMMARY: AddressSanitizer: bad-free (/out/package/dlist_mem+0x516bf8) 
==1421==ABORTING

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


        

JOJ Answer

Test success.