Merge pull request kubernetes#20773 from justinsb/fix/e2e_pods_to_be_…

…ready_format

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test/e2e/service.go

@@ -1758,7 +1758,7 @@ func (j *ServiceTestJig) waitForPodsCreated(namespace string, replicas int) ([]s
 func (j *ServiceTestJig) waitForPodsReady(namespace string, pods []string) error {
 	timeout := 2 * time.Minute
 	if !checkPodsRunningReady(j.Client, namespace, pods, timeout) {
-		return fmt.Errorf("Timeout waiting for %d pods to be ready")
+		return fmt.Errorf("Timeout waiting for %d pods to be ready", len(pods))
 	}
 	return nil
 }