Standard output
1755798348619 Test testAsync4: 1/0 - execute
1755798348628 Test testAsync4: 1/0 - sleeping
1755798348619 Test testAsync3: 1/0 - execute
1755798348628 Test testAsync3: 1/0 - sleeping
1755798348619 Test testAsync2: 1/0 - execute
1755798348628 Test testAsync2: 1/0 - sleeping
1755798348619 Test testAsync1: 1/0 - execute
1755798348629 Test testAsync1: 1/0 - sleeping
1755798348619 Test testAsync0: 1/0 - execute
1755798348629 Test testAsync0: 1/0 - sleeping
1755798352628 Test testAsync4: 1/0 - complete
1755798352629 Test testAsync1: 1/0 - complete
1755798352630 Test testAsync0: 1/0 - complete
1755798352629 Test testAsync3: 1/0 - complete
1755798352629 Test testAsync2: 1/0 - complete