1 2Semaphore reinitialization: semaphore 0x........ 3 at 0x........: sem_init (drd_pthread_intercepts.c:?) 4 by 0x........: main (tc18_semabuse.c:26) 5semaphore 0x........ was first observed at: 6 at 0x........: sem_init (drd_pthread_intercepts.c:?) 7 by 0x........: main (tc18_semabuse.c:23) 8 9Invalid semaphore: semaphore 0x........ 10 at 0x........: sem_wait (drd_pthread_intercepts.c:?) 11 by 0x........: main (tc18_semabuse.c:34) 12semaphore 0x........ was first observed at: 13 at 0x........: sem_init (drd_pthread_intercepts.c:?) 14 by 0x........: main (tc18_semabuse.c:23) 15 16 17ERROR SUMMARY: 2 errors from 2 contexts (suppressed: 0 from 0) 18