Standard output
1578455910441 Test testAsync0: 1/0 - execute
1578455910441 Test testAsync0: 1/0 - sleeping
1578455910442 Test testAsync1: 1/0 - execute
1578455910442 Test testAsync1: 1/0 - sleeping
1578455910442 Test testAsync2: 1/0 - execute
1578455910442 Test testAsync2: 1/0 - sleeping
1578455910442 Test testAsync3: 1/0 - execute
1578455910443 Test testAsync3: 1/0 - sleeping
1578455910443 Test testAsync4: 1/0 - execute
1578455910443 Test testAsync4: 1/0 - sleeping
1578455914441 Test testAsync0: 1/0 - complete
1578455914442 Test testAsync1: 1/0 - complete
1578455914443 Test testAsync2: 1/0 - complete
1578455914443 Test testAsync3: 1/0 - complete
1578455914444 Test testAsync4: 1/0 - complete