Fixed test output acceptance for the wrong control model

integration/test_powerwindow.py

@@ -1372,6 +1372,8 @@ class TestPowerWindow(unittest.TestCase):
                 "Please give your command.",
                 # Computations happen without output
                 #### ERROR detected: go back to the start to fix it
+                "Found error path:",
+                None,
                 # Manual transformation revise_plant
                 "Please perform manual transformation \"revise_plant\"",
                 "Model loaded, ready for commands!",