Program: 96363
Project: 96363
Buggy source:
public GtkSystemTray(){
  super();
  Gtk.startGui();
  final CountDownLatch blockUntilStarted=new CountDownLatch(1);
  dispatch(new Runnable(){
    @Override public void run(){
      final Pointer trayIcon_=Gtk.gtk_status_icon_new();
      trayIcon=trayIcon_;
      Gtk.gtk_status_icon_set_title(trayIcon_,"String_Node_Str");
      final GEventCallback gtkCallback2=new GEventCallback(){
        @Override public void callback(        Pointer notUsed,        final GdkEventButton event){
          if (event.type == 4) {
            Gtk.gtk_menu_popup(getMenu(),null,null,Gtk.gtk_status_icon_position_menu,trayIcon,0,event.time);
          }
        }
      }
;
      final NativeLong button_press_event=Gobject.g_signal_connect_object(trayIcon_,"String_Node_Str",gtkCallback2,null,0);
      gtkCallbacks.add(gtkCallback2);
      gtkCallbacks.add(button_press_event);
      blockUntilStarted.countDown();
    }
  }
);
  if (SystemTray.isJavaFxLoaded) {
    if (!JavaFX.isEventThread()) {
      try {
        blockUntilStarted.await(10,TimeUnit.SECONDS);
      }
 catch (      InterruptedException e) {
        e.printStackTrace();
      }
    }
  }
 else   if (SystemTray.isSwtLoaded) {
    if (SystemTray.FORCE_LINUX_TYPE != SystemTray.LINUX_GTK) {
      try {
        blockUntilStarted.await(10,TimeUnit.SECONDS);
      }
 catch (      InterruptedException e) {
        e.printStackTrace();
      }
    }
  }
 else {
    try {
      blockUntilStarted.await(10,TimeUnit.SECONDS);
    }
 catch (    InterruptedException e) {
      e.printStackTrace();
    }
  }
}

Fixed version (ground truth):
public GtkSystemTray(){
  super();
  Gtk.startGui();
  final CountDownLatch blockUntilStarted=new CountDownLatch(1);
  dispatch(new Runnable(){
    @Override public void run(){
      final Pointer trayIcon_=Gtk.gtk_status_icon_new();
      Gtk.gtk_status_icon_set_visible(trayIcon_,false);
      trayIcon=trayIcon_;
    }
  }
);
  dispatch(new Runnable(){
    @Override public void run(){
      Gtk.gtk_status_icon_set_title(trayIcon,"String_Node_Str");
      Gtk.gtk_status_icon_set_name(trayIcon,"String_Node_Str");
      final GEventCallback gtkCallback=new GEventCallback(){
        @Override public void callback(        Pointer notUsed,        final GdkEventButton event){
          if (event.type == 4) {
            Gtk.gtk_menu_popup(getMenu(),null,null,Gtk.gtk_status_icon_position_menu,trayIcon,0,event.time);
          }
        }
      }
;
      final NativeLong button_press_event=Gobject.g_signal_connect_object(trayIcon,"String_Node_Str",gtkCallback,null,0);
      gtkCallbacks.add(gtkCallback);
      gtkCallbacks.add(button_press_event);
      blockUntilStarted.countDown();
    }
  }
);
  if (SystemTray.isJavaFxLoaded) {
    if (!JavaFX.isEventThread()) {
      try {
        blockUntilStarted.await(10,TimeUnit.SECONDS);
      }
 catch (      InterruptedException e) {
        e.printStackTrace();
      }
    }
  }
 else   if (SystemTray.isSwtLoaded) {
    if (SystemTray.FORCE_LINUX_TYPE != SystemTray.LINUX_GTK) {
      try {
        blockUntilStarted.await(10,TimeUnit.SECONDS);
      }
 catch (      InterruptedException e) {
        e.printStackTrace();
      }
    }
  }
 else {
    try {
      blockUntilStarted.await(10,TimeUnit.SECONDS);
    }
 catch (    InterruptedException e) {
      e.printStackTrace();
    }
  }
}