This is now resolved.
Unidling and git pushes have been reenabled.
We're monitoring this incident closely.
Processes can be started again. Unidling continues to be unavailable for development apps for the moment.
Git pushes also remain disabled.
We are experiencing errors starting and restarting dynos. Engineers are working to resolve the problem.
We advise you not to perform any process-related actions at this time.
Git pushes are currently disabled.