/**
     * An artifact set that contains a single transformed local file.
     */
    private static class TransformedLocalFileArtifactSet extends AbstractTransformedArtifactSet implements FileCollectionInternal.Source {
        private final SingletonFileResolvedVariant delegate;

        public TransformedLocalFileArtifactSet(SingletonFileResolvedVariant delegate,
                                               ImmutableAttributes attributes,