Standard output
1742559295452 Test testAsync4: 1/0 - execute
1742559295459 Test testAsync4: 1/0 - sleeping
1742559295455 Test testAsync1: 1/0 - execute
1742559295459 Test testAsync1: 1/0 - sleeping
1742559295452 Test testAsync0: 1/0 - execute
1742559295454 Test testAsync3: 1/0 - execute
1742559295459 Test testAsync3: 1/0 - sleeping
1742559295459 Test testAsync0: 1/0 - sleeping
1742559295454 Test testAsync2: 1/0 - execute
1742559295462 Test testAsync2: 1/0 - sleeping
1742559299459 Test testAsync4: 1/0 - complete
1742559299460 Test testAsync0: 1/0 - complete
1742559299459 Test testAsync1: 1/0 - complete
1742559299463 Test testAsync3: 1/0 - complete
1742559299465 Test testAsync2: 1/0 - complete