Standard output
1739396748443 Test testAsync4: 1/0 - execute
1739396748447 Test testAsync4: 1/0 - sleeping
1739396748446 Test testAsync3: 1/0 - execute
1739396748447 Test testAsync3: 1/0 - sleeping
1739396748446 Test testAsync2: 1/0 - execute
1739396748447 Test testAsync2: 1/0 - sleeping
1739396748446 Test testAsync1: 1/0 - execute
1739396748448 Test testAsync1: 1/0 - sleeping
1739396748444 Test testAsync0: 1/0 - execute
1739396748449 Test testAsync0: 1/0 - sleeping
1739396752447 Test testAsync4: 1/0 - complete
1739396752448 Test testAsync2: 1/0 - complete
1739396752448 Test testAsync3: 1/0 - complete
1739396752450 Test testAsync0: 1/0 - complete
1739396752448 Test testAsync1: 1/0 - complete