Standard output
1754856737449 Test testAsync3: 1/0 - execute
1754856737453 Test testAsync3: 1/0 - sleeping
1754856737453 Test testAsync1: 1/0 - execute
1754856737454 Test testAsync1: 1/0 - sleeping
1754856737449 Test testAsync4: 1/0 - execute
1754856737454 Test testAsync4: 1/0 - sleeping
1754856737453 Test testAsync2: 1/0 - execute
1754856737454 Test testAsync2: 1/0 - sleeping
1754856737449 Test testAsync0: 1/0 - execute
1754856737456 Test testAsync0: 1/0 - sleeping
1754856741453 Test testAsync3: 1/0 - complete
1754856741456 Test testAsync0: 1/0 - complete
1754856741454 Test testAsync4: 1/0 - complete
1754856741456 Test testAsync2: 1/0 - complete
1754856741454 Test testAsync1: 1/0 - complete