Standard output
1755231344856 Test testAsync4: 1/0 - execute
1755231344857 Test testAsync4: 1/0 - sleeping
1755231344857 Test testAsync3: 1/0 - execute
1755231344857 Test testAsync3: 1/0 - sleeping
1755231344854 Test testAsync1: 1/0 - execute
1755231344857 Test testAsync1: 1/0 - sleeping
1755231344855 Test testAsync2: 1/0 - execute
1755231344858 Test testAsync2: 1/0 - sleeping
1755231344855 Test testAsync0: 1/0 - execute
1755231344860 Test testAsync0: 1/0 - sleeping
1755231348857 Test testAsync4: 1/0 - complete
1755231348861 Test testAsync0: 1/0 - complete
1755231348860 Test testAsync2: 1/0 - complete
1755231348858 Test testAsync3: 1/0 - complete
1755231348858 Test testAsync1: 1/0 - complete