> dbx ./HelloWorldServer
Type 'help' for help.
[using memory image in core]
reading symbolic information ...

IOT/Abort trap in pthread_kill at 0xd005f734 ($t1)
0xd005f734 (pthread_kill+0x88) 80410014         lwz   r2,0x14(r1)
(dbx) where
pthread_kill(??, ??) at 0xd005f734
_p_raise(??) at 0xd005f1a4
raise.raise(??) at 0xd02a38f0
abort() at 0xd0307778
myabort()() at 0xd0244aac
terminate()() at 0xd0242df0
terminate()() at 0xd024424c
__DoThrowV6() at 0xd02468f0
_Xlen__Q2_3std6vectorXTQ3_3zmq6poll_t10fd_entry_tTQ2_3std9allocatorXTQ3_3zmq6poll_t10fd_entry_t__CFv(0x2000b640) at 0xd6bccb10
insert__Q2_3std6vectorXTQ3_3zmq6poll_t10fd_entry_tTQ2_3std9allocatorXTQ3_3zmq6poll_t10fd_entry_t__FQ2_3std6_PtritXTQ3_3zmq6poll_t10fd_entry_tTlTPQ3_3zmq6poll_t10fd_entry_tTRQ3_3zmq6poll_t10fd_entry_tTPQ3_3zmq6poll_t10fd_entry_tTRQ3_3zmq6poll_t10fd_entry_t_UlRCQ3_3zmq6poll_t10fd_entry_t(0x2000b640, 0x2ff21e30, 0x7fffffff, 0x2ff21e70) at 0xd6bcce08
resize__Q2_3std6vectorXTQ3_3zmq6poll_t10fd_entry_tTQ2_3std9allocatorXTQ3_3zmq6poll_t10fd_entry_t__FUlQ3_3zmq6poll_t10fd_entry_t(0x2000b640, 0x7fffffff, 0x0, 0x0) at 0xd6bcd53c
resize__Q2_3std6vectorXTQ3_3zmq6poll_t10fd_entry_tTQ2_3std9allocatorXTQ3_3zmq6poll_t10fd_entry_t__FUl(0x2000b640, 0x7fffffff) at 0xd6bcd6bc
__ct__Q2_3zmq6poll_tFv(0x2000b5e0) at 0xd6bcdd90
__ct__Q2_3zmq11io_thread_tFPQ2_3zmq5ctx_tUi(0x2000b590, 0x2000abf0, 0x0) at 0xd6ba8640
__ct__Q2_3zmq5ctx_tFUi(0x2000abf0, 0x1) at 0xd6b80e78
zmq.zmq_init(0x1) at 0xd6bd3978
main(), line 12 in "HelloWorldServer.c"
(dbx)