Resolved
The issue is now resolved, builds from a Git push to a Bitbucket repository are now succesfully triggered.
Monitoring
The fix has deployed. We are now monitoring the situation.
Identified
We identified the issue and are working on a fix.
Investigating
Automated builds are not triggered from a Git push to a Bitbucket repository. We are investigating the root cause. Git pushes on GitHub repositories are not impacted.