[
  "authentication_failed",
  "baseline_missing",
  "cancelled_by_operator",
  "capacity_exhausted",
  "conflict_active_execution",
  "corrupt_blob",
  "corrupt_manifest",
  "deletion_failed",
  "forbidden",
  "host_key_changed",
  "host_key_unknown",
  "invalid_configuration",
  "not_found",
  "permission_denied",
  "source_changed",
  "source_empty",
  "timeout",
  "transient_io",
  "unsupported_entry",
  "worker_lost"
]