Record Case Detail

Notes

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

Stderr

=================================================================
==34365==ERROR: AddressSanitizer: heap-use-after-free on address 0x6040000002bc at pc 0x00000051cb1b bp 0x7ffe54817b30 sp 0x7ffe54817b28
READ of size 4 at 0x6040000002bc thread T0
    #0 0x51cb1a  (/out/package/call_mem+0x51cb1a)
    #1 0x7fb3346dfb96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #2 0x41da39  (/out/package/call_mem+0x41da39)

0x6040000002bc is located 44 bytes inside of 48-byte region [0x604000000290,0x6040000002c0)
freed by thread T0 here:
    #0 0x516c18  (/out/package/call_mem+0x516c18)
    #1 0x51b471  (/out/package/call_mem+0x51b471)
    #2 0x7fb3346dfb96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)

previously allocated by thread T0 here:
    #0 0x515ea0  (/out/package/call_mem+0x515ea0)
    #1 0x51a679  (/out/package/call_mem+0x51a679)
    #2 0x7fb3346dfb96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)

SUMMARY: AddressSanitizer: heap-use-after-free (/out/package/call_mem+0x51cb1a) 
Shadow bytes around the buggy address:
  0

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

Starting tick #0
Call from danshi a platinum member
Answering call from danshi
Starting tick #1
Call from mingming a silver member
Call from shijian a gold member
Starting tick #2
Call from Addison a regular member
Call from Mason a platinum member
Starting tick #3
Answering call from Mason
Starting tick #4
Starting tick #5
Answering call from shijian

JOJ Answer

Starting tick #0
Call from danshi a platinum member
Answering call from danshi
Starting tick #1
Call from mingming a silver member
Call from shijian a gold member
Starting tick #2
Call from Addison a regular member
Call from Mason a platinum member
Starting tick #3
Answering call from Mason
Starting tick #4
Starting tick #5
Answering call from shijian
Starting tick #6
Answering call from mingming
Starting tick #7
Starting tick #8
Starting tick #9
Answering call from Addison
Starting tick #10
Starting tick #11
Starting tick #12