Comment 3 for bug 1772179

I managed to reproduce on a caas model with 2 related applications

$ juju destroy-controller ian --destroy-all-models -y
Destroying controller
Waiting for hosted model resources to be reclaimed
Waiting on 2 models, 3 machines, 7 applications
Waiting on 2 models, 3 machines, 7 applications
Waiting on 2 models, 3 machines, 6 applications
Waiting on 2 models, 3 machines, 2 applications
Waiting on 2 models, 3 machines, 2 applications
Waiting on 2 models, 3 machines, 2 applications
Waiting on 2 models, 3 machines, 2 applications
...