Standard output
1572494240840 Test testAsync0: 1/0 - execute
1572494240840 Test testAsync0: 1/0 - sleeping
1572494240840 Test testAsync1: 1/0 - execute
1572494240840 Test testAsync1: 1/0 - sleeping
1572494240841 Test testAsync2: 1/0 - execute
1572494240841 Test testAsync2: 1/0 - sleeping
1572494240841 Test testAsync3: 1/0 - execute
1572494240841 Test testAsync4: 1/0 - execute
1572494240841 Test testAsync3: 1/0 - sleeping
1572494240841 Test testAsync4: 1/0 - sleeping
1572494244840 Test testAsync0: 1/0 - complete
1572494244841 Test testAsync1: 1/0 - complete
1572494244841 Test testAsync2: 1/0 - complete
1572494244842 Test testAsync3: 1/0 - complete
1572494244842 Test testAsync4: 1/0 - complete