+static void test_cancel(double computation_amount)
+{
+ XBT_INFO("Hello! Execute %g flops, should take 1 second", computation_amount);
+ simgrid::s4u::ExecPtr activity = simgrid::s4u::this_actor::exec_async(computation_amount);
+ simgrid::s4u::this_actor::sleep_for(0.5);
+ XBT_INFO("I changed my mind, cancel!");
+ activity->cancel();
+
+ XBT_INFO("Goodbye now!");
+}
+