fileSystemOperations.removeTransformDir(File(testKitTmpDir, "caches"))

        fileSystemOperations.removeOldVersionsFromDir(workerDir.dir("daemon"), expireDistributionCache)

        // Remove old distributions used by wrapper that we're unlikely to ever require again
        fileSystemOperations.removeOldVersionsFromDir(workerDir.dir("wrapper/dists"), expireDistributionCache, "gradle-", "-bin")
        fileSystemOperations.delete {

val logger = Logging.getLogger("gradlebuild.cleanup")


/**
 * Removes state for versions that we're unlikely to ever need again, such as old snapshot versions.
 */
fun FileSystemOperations.removeOldVersionsFromDir(dir: Directory, shouldDelete: Spec<GradleVersion>, dirPrefix: String = "", dirSuffix: String = "") {
    if (dir.asFile.isDirectory) {
        for (cacheDir in dir.asFile.listFiles()) {