File outputFile = file('someDir/test2.txt')
        def outputFiles = TestFiles.fixed(outputFile)


        when:
        registry.registerOutputs(dir1)
        registry.registerOutputs(file1)
        registry.registerOutputs(outputFiles)
        registry.resolveOutputs()

        then:
        registry.isOutputOwnedByBuild(dir1)
        registry.isOutputOwnedByBuild(file1)

        buildOutputCleanupRegistry.registerOutputs(buildDir);

        final Provider<Delete> clean = project.getTasks().register(CLEAN_TASK_NAME, Delete.class, cleanTask -> {
            cleanTask.setDescription("Deletes the build directory.");
            cleanTask.setGroup(BUILD_GROUP);
            cleanTask.delete(buildDir);
        });
        buildOutputCleanupRegistry.registerOutputs(clean.map(cl -> cl.getTargetFiles()));
    }

@ServiceScope(Scope.Build.class)
public interface BuildOutputCleanupRegistry {

    /**
     * Registers outputs to be cleaned up as {@link org.gradle.api.Project#files(Object...)}.
     */
    void registerOutputs(Object files);

    /**
     * Determines if an output file is owned by this build and therefore can be safely removed.
     *

    public DefaultBuildOutputCleanupRegistry(FileCollectionFactory fileCollectionFactory) {
        this.fileCollectionFactory = fileCollectionFactory;
    }

    @Override
    public void registerOutputs(Object files) {
        synchronized (lock) {
            if (resolvedPaths != null) {
                // Some tasks cannot declare the dependencies on other projects, yet, for example the dependencies task.

        // Register the project's source set output directories
        sourceSets.all(sourceSet -> buildOutputCleanupRegistry.registerOutputs(sourceSet.getOutput()));
    }

    /**
     * Unless there are other concerns, we'd prefer to run jar tasks prior to test tasks, as this might offer a small performance improvement

        withGradleIsolate(gradle, userTypesCodec) {
            readCollection {
                val files = readNonNull<FileCollection>()
                buildOutputCleanupRegistry.registerOutputs(files)
            }
        }
    }

    private
    suspend fun DefaultWriteContext.writeCachedEnvironmentState(gradle: GradleInternal) {