} finally {
      deleteRecursivelyOrLog(root);
    }
  }

  @AndroidIncompatible // Path (for symlink creation)

  public void testScanDirectory_symlinkToRootCycle() throws IOException {
    if (isWindows()) {
      return; // TODO: b/136041958 - Can we detect cycles under Windows?
    }
    ClassLoader loader = ClassPathTest.class.getClassLoader();