C tapicero.*RestClient::InternalServerError:
# possible race condition between multiple tapicero
# instances, so we ignore it
# see https://leap.se/code/issues/5168
 I tapicero.*RestClient::PreconditionFailed:
# Ignore transient Tapicero errors when creating a db (#6511)
 I tapicero.*Creating database user-[[:alnum:]]* failed \(trying again soon\): RestClient::InternalServerError: 500 Internal Server Error
 C tapicero.*Creating database.*failed due to:
 C tapicero.*failed
 W tapicero.*Couch stream ended unexpectedly.