> [1.00] [ bob] Test for completed activities
> [1.00] [ bob] Nothing matches, test again in 0.5s
> [1.50] [ bob] Nothing matches, test again in 0.5s
+> [1.99] [ carl] Send 'Control Message'
+> [2.00] [ bob] Completed a Mess
> [2.00] [ bob] Nothing matches, test again in 0.5s
> [2.50] [ bob] Nothing matches, test again in 0.5s
> [3.00] [ bob] Completed an I/O