func (t *Task) wait(client client.DockerClient, containerID string) error {
status, err := client.WaitContainer(containerID)
if err != nil {
return fmt.Errorf("failed to wait on container exit: %s", err)
}
if status != 0 {
return fmt.Errorf("exited with non-zero status code %d", status)
}
return nil
}
