func simpleApplyFailure(t *testing.T, lvm lowlevel.LVM, group string, devs []string, remove bool, forceRemove bool) resource.TaskStatus {
    checkStatus, vg := simpleCheckSuccess(t, lvm, group, devs, remove, forceRemove)
    require.True(t, checkStatus.HasChanges())

    status, err := vg.Apply(context.Background())