Program: 9804
Project: 9804
Buggy source:
/** 
 * Create the user interface.
 */
private void createUI(){
  setLayout(new BorderLayout());
  currentClassLabel=new JLabel();
  add(currentClassLabel,BorderLayout.NORTH);
  JPanel tableHolderPanel=new JPanel(new BorderLayout());
  evaluationTable=new EvaluationTable(getOWLEditorKit());
  evaluationTable.getSelectionModel().addListSelectionListener(this);
  JScrollPane sp=new JScrollPane(evaluationTable);
  sp.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
  tableHolderPanel.add(sp);
  inconsistencyLabel=new JLabel(INCONSISTENCY_WARNING);
  inconsistencyLabel.setForeground(getBackground());
  tableHolderPanel.add(inconsistencyLabel,BorderLayout.SOUTH);
  add(tableHolderPanel);
  JPanel coverageHolderPanel=new JPanel(new BorderLayout());
  coveragePanel=new GraphicalCoveragePanel(getOWLEditorKit());
  coverageHolderPanel.add(coveragePanel);
  nextSaveButton=new JButton();
  nextSaveButton.setActionCommand("String_Node_Str");
  nextSaveButton.setToolTipText("String_Node_Str");
  nextSaveButton.setAction(new AbstractAction("String_Node_Str"){
    /** 
 */
    private static final long serialVersionUID=6982520538511324236L;
    @Override public void actionPerformed(    ActionEvent e){
      showNextEvaluatedDescriptions();
    }
  }
);
  JPanel buttonHolderPanel=new JPanel();
  progressBar=new JProgressBar();
  progressBar.setValue(0);
  progressBar.setStringPainted(true);
  buttonHolderPanel.add(progressBar);
  buttonHolderPanel.add(nextSaveButton);
  coverageHolderPanel.add(buttonHolderPanel,BorderLayout.SOUTH);
  add(coverageHolderPanel,BorderLayout.SOUTH);
}

Fixed version (ground truth):
/** 
 * Create the user interface.
 */
private void createUI(){
  setLayout(new BorderLayout());
  currentClassLabel=new JLabel();
  add(currentClassLabel,BorderLayout.NORTH);
  JPanel tableHolderPanel=new JPanel(new BorderLayout());
  evaluationTable=new EvaluationTable(getOWLEditorKit());
  evaluationTable.getSelectionModel().addListSelectionListener(this);
  JScrollPane sp=new JScrollPane(evaluationTable);
  sp.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
  tableHolderPanel.add(sp);
  inconsistencyLabel=new JLabel(INCONSISTENCY_WARNING);
  inconsistencyLabel.setForeground(getBackground());
  tableHolderPanel.add(inconsistencyLabel,BorderLayout.SOUTH);
  add(tableHolderPanel);
  JPanel coverageHolderPanel=new JPanel(new BorderLayout());
  coveragePanel=new GraphicalCoveragePanel(getOWLEditorKit());
  coverageHolderPanel.add(coveragePanel);
  nextSaveButton=new JButton();
  nextSaveButton.setActionCommand("String_Node_Str");
  nextSaveButton.setToolTipText("String_Node_Str");
  nextSaveButton.setAction(new AbstractAction("String_Node_Str"){
    /** 
 */
    private static final long serialVersionUID=6982520538511324236L;
    @Override public void actionPerformed(    ActionEvent e){
      traceInput(classes.get(currentClassIndex));
      showNextEvaluatedDescriptions();
    }
  }
);
  JPanel buttonHolderPanel=new JPanel();
  progressBar=new JProgressBar();
  progressBar.setValue(0);
  progressBar.setStringPainted(true);
  buttonHolderPanel.add(progressBar);
  buttonHolderPanel.add(nextSaveButton);
  coverageHolderPanel.add(buttonHolderPanel,BorderLayout.SOUTH);
  add(coverageHolderPanel,BorderLayout.SOUTH);
}