Standard output
1574222029960 Test testAsync1: 1/0 - execute
1574222029960 Test testAsync1: 1/0 - sleeping
1574222029962 Test testAsync4: 1/0 - execute
1574222029962 Test testAsync4: 1/0 - sleeping
1574222029963 Test testAsync0: 1/0 - execute
1574222029963 Test testAsync0: 1/0 - sleeping
1574222029964 Test testAsync2: 1/0 - execute
1574222029964 Test testAsync2: 1/0 - sleeping
1574222029964 Test testAsync3: 1/0 - execute
1574222029964 Test testAsync3: 1/0 - sleeping
1574222033961 Test testAsync1: 1/0 - complete
1574222033962 Test testAsync4: 1/0 - complete
1574222033964 Test testAsync0: 1/0 - complete
1574222033964 Test testAsync2: 1/0 - complete
1574222033965 Test testAsync3: 1/0 - complete