* (The difference was introduced as part of Java-8-specific changes in cl/132882204, but we
     * could probably make *some* of those changes here in the backport, too.)
     */
    public LoadingValueReference(ValueReference<K, V> oldValue) {
      this.oldValue = oldValue;
    }

    @Override
    public boolean isLoading() {
      return true;

  * Docker version 1.12.1 [has been validated](https://github.com/kubernetes/kubernetes/issues/28698) through the Kubernetes docker automated validation framework as has Docker version 1.12.3
 *  Docker 1.10.3 contains [backports provided by RedHat](https://github.com/docker/docker/compare/v1.10.3...runcom:docker-1.10.3-stable) for known issues
  * Docker versions as old as may 1.9.1 work with [known issues](CHANGELOG.md#191) but this is not guaranteed