StacktraceTop: pthread_join (threadid=<optimized out>, thread_return=0x7fff5696f9b8) at pthread_join.c:46 ?? () ?? () ?? () ?? ()
StacktraceTop: <optimized out>, thread_ return= 0x7fff5696f9b8) at pthread_join.c:46
pthread_join (threadid=
?? ()
?? ()
?? ()
?? ()