address review comments

pkg/drivers/kic/kic.go

@@ -273,16 +273,15 @@ func (d *Driver) Remove() error {
 
 	if err := oci.DeleteContainer(d.NodeConfig.OCIBinary, d.MachineName); err != nil {
 		if strings.Contains(err.Error(), "is already in progress") {
-			glog.Warningf("Docker engine is stuck. please restart docker daemon on your computer.")
-			return err
+			return errors.Wrap(err, "stuck delete")
 		}
 		if strings.Contains(err.Error(), "No such container:") {
-			glog.Infof("no container name %q found to delete", d.MachineName)
-			return nil
+			return nil // nothing was found to delete.
 		}
 
 	}
 
+	// check there be no container left after delete
 	if id, err := oci.ContainerID(d.OCIBinary, d.MachineName); err == nil && id != "" {
 		return fmt.Errorf("expected no container ID be found for %q after delete. but got %q", d.MachineName, id)
 	}

pkg/minikube/machine/stop.go

@@ -47,7 +47,6 @@ func StopHost(api libmachine.API, machineName string) error {
 func stop(h *host.Host) error {
 	start := time.Now()
 	if driver.NeedsShutdown(h.DriverName) {
-		glog.Infof("As there are issues with stopping Hyper-V VMs using API, trying to shut down using SSH")
 		if err := trySSHPowerOff(h); err != nil {
 			return errors.Wrap(err, "ssh power off")
 		}
@@ -79,6 +78,7 @@ func trySSHPowerOff(h *host.Host) error {
 	}
 
 	out.T(out.Shutdown, `Powering off "{{.profile_name}}" via SSH ...`, out.V{"profile_name": h.Name})
+	// differnet for kic because RunSSHCommand is not implemented by kic
 	if driver.IsKIC(h.DriverName) {
 		err := oci.ShutDown(h.DriverName, h.Name)
 		glog.Infof("shutdown container: err=%v", err)

test/integration/pause_test.go

@@ -53,7 +53,6 @@ func TestPause(t *testing.T) {
 	})
 }
 
-// validateFreshStart
 func validateFreshStart(ctx context.Context, t *testing.T, profile string) {
 	args := append([]string{"start", "-p", profile, "--memory=1800", "--install-addons=false", "--wait=false"}, StartArgs()...)
 	rr, err := Run(t, exec.CommandContext(ctx, Target(), args...))