Standard output
1755951868596 Test testAsync3: 1/0 - execute
1755951868598 Test testAsync3: 1/0 - sleeping
1755951868598 Test testAsync2: 1/0 - execute
1755951868598 Test testAsync2: 1/0 - sleeping
1755951868596 Test testAsync1: 1/0 - execute
1755951868602 Test testAsync1: 1/0 - sleeping
1755951868596 Test testAsync0: 1/0 - execute
1755951868603 Test testAsync0: 1/0 - sleeping
1755951868596 Test testAsync4: 1/0 - execute
1755951868603 Test testAsync4: 1/0 - sleeping
1755951872598 Test testAsync3: 1/0 - complete
1755951872600 Test testAsync2: 1/0 - complete
1755951872603 Test testAsync4: 1/0 - complete
1755951872603 Test testAsync1: 1/0 - complete
1755951872604 Test testAsync0: 1/0 - complete