code: func (ds *dockerService) checkVersionCompatibility() error {
  	apiVersion, err := ds.getDockerAPIVersion()
  	if err != nil {
  		return err
  	}
  
  	minAPIVersion, err := semver.Parse(libdocker.MinimumDockerAPIVersion)
  	if err != nil {
  		return err
  	}
  
  	// Verify the docker version.
  	result := apiVersion.Compare(minAPIVersion)
  	if result < 0 {
  		return fmt.Errorf("docker API version is older than %s", libdocker.MinimumDockerAPIVersion)
  	}
  
  	return nil
  }
docs: // checkVersionCompatibility verifies whether docker is in a compatible version.