1 2Start. 3---Thread-Announcement------------------------------------------ 4 5Thread #x was created 6 ... 7 by 0x........: pthread_create@* (hg_intercepts.c:...) 8 by 0x........: main (free_is_write.c:32) 9 10---Thread-Announcement------------------------------------------ 11 12Thread #x is the program's root thread 13 14---------------------------------------------------------------- 15 16Possible data race during write of size 1 at 0x........ by thread #x 17Locks held: none 18 at 0x........: free (vg_replace_malloc.c:...) 19 by 0x........: thread_func (free_is_write.c:15) 20 by 0x........: mythread_wrapper (hg_intercepts.c:...) 21 ... 22 23This conflicts with a previous read of size 1 by thread #x 24Locks held: none 25 at 0x........: main (free_is_write.c:36) 26 Address 0x........ is 5 bytes inside an unallocated block of size 16 in arena "client" 27 28Done. 29 30ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0) 31