Standard output
1755634688563 Test testAsync4: 1/0 - execute
1755634688566 Test testAsync4: 1/0 - sleeping
1755634688564 Test testAsync2: 1/0 - execute
1755634688566 Test testAsync2: 1/0 - sleeping
1755634688565 Test testAsync0: 1/0 - execute
1755634688567 Test testAsync0: 1/0 - sleeping
1755634688563 Test testAsync3: 1/0 - execute
1755634688567 Test testAsync3: 1/0 - sleeping
1755634688563 Test testAsync1: 1/0 - execute
1755634688568 Test testAsync1: 1/0 - sleeping
1755634692566 Test testAsync4: 1/0 - complete
1755634692568 Test testAsync3: 1/0 - complete
1755634692568 Test testAsync2: 1/0 - complete
1755634692568 Test testAsync1: 1/0 - complete
1755634692568 Test testAsync0: 1/0 - complete