Push seems to the registry give:
'''received unexpected HTTP status: 503 Service Unavailable'''<p>Status page says all is OK: https://status.cloud.google.com/
Event Start: 1 hour ago<p>Affected Products:
Cloud Services<p>Description:
We've received a report of an issue with Google Cloud Functions as of Tuesday, 2018-09-04 04:51 US/Pacific. We will provide more information by Tuesday, 2018-09-04 05:30 US/Pacific.
Now the status page has been updated:
<a href="https://status.cloud.google.com/incident/storage/18003" rel="nofollow">https://status.cloud.google.com/incident/storage/18003</a>