> [Tremblay:master:(1) 0.000000] [s4u_test/INFO] Spawning 1 workers
> [Jupiter:worker:(2) 0.000000] [s4u_test/INFO] Waiting on the barrier
> [Tremblay:master:(1) 0.000000] [s4u_test/INFO] Waiting on the barrier
> [Tremblay:master:(1) 0.000000] [s4u_test/INFO] Bye
> [Jupiter:worker:(2) 0.000000] [s4u_test/INFO] Bye
> [Tremblay:master:(1) 0.000000] [s4u_test/INFO] Spawning 1 workers
> [Jupiter:worker:(2) 0.000000] [s4u_test/INFO] Waiting on the barrier
> [Tremblay:master:(1) 0.000000] [s4u_test/INFO] Waiting on the barrier
> [Tremblay:master:(1) 0.000000] [s4u_test/INFO] Bye
> [Jupiter:worker:(2) 0.000000] [s4u_test/INFO] Bye