RESOLVED [1:25pm CT]:
The iOS build issues should now be resolved and builds should be functioning normally again. Note that due to a backlog of builds, some builds may take some time to queue up. Please contact us if you have any further issues.
IDENTIFIED & MONITORING [1:05pm CT]:
The problem has been identified as a bad build server. The server has been restarted and builds are normalizing again. We are monitoring for any other issues, but should have a resolution shortly.
INITIAL REPORT [12:45pm CT]:
Our engineers are investigating potential iOS build errors with our Package build service. Some builds are still succeeding, while others are failing.