private void processUnwatchable() {
      List<String> roots = new ArrayList<>(myLines.size());
      for (String line : myLines) roots.add(myVm.prefix + line.replace('/', '\\'));
      myVm.ignored = new CopyOnWriteArrayList<>(roots);
      myNotificationSink.notifyManualWatchRoots(WslFileWatcher.this, roots);
    }
private void processUnwatchable()