Program: 145234
Project: 145234
Buggy source:
private void tryForm(){
  addToTextArea("String_Node_Str");
  updateStatus("String_Node_Str");
  addToTextArea("String_Node_Str");
  File workDir=new File(this.origJarDir + "String_Node_Str");
  if (workDir.exists()) {
    deleteDirectory(workDir);
  }
  workDir.mkdirs();
  updateStatus("String_Node_Str");
  addToTextArea("String_Node_Str");
  unjar(this.origJarDir + this.JAR_NAME,workDir.getAbsolutePath());
  updateStatus("String_Node_Str");
  addToTextArea("String_Node_Str");
  File form=new File(workDir.getAbsolutePath() + "String_Node_Str" + this.FORM_NAME);
  File newForm=new File(this.newForm);
  if (!form.exists()) {
    System.err.println("String_Node_Str");
    addToTextArea("String_Node_Str");
    deleteDirectory(workDir);
    return;
  }
  if (!newForm.exists()) {
    System.err.println("String_Node_Str");
    deleteDirectory(workDir);
    return;
  }
  form.delete();
  try {
    byte[] data=new byte[BUFFER];
    form.createNewFile();
    FileInputStream in=new FileInputStream(newForm);
    FileOutputStream out=new FileOutputStream(form);
    int count;
    while ((count=in.read(data,0,BUFFER)) != -1) {
      out.write(data,0,count);
    }
  }
 catch (  FileNotFoundException e1) {
    e1.printStackTrace();
  }
catch (  IOException e1) {
    e1.printStackTrace();
  }
  updateStatus("String_Node_Str");
  addToTextArea("String_Node_Str");
  File testDir=new File(this.origJarDir + "String_Node_Str");
  if (testDir.exists()) {
    deleteDirectory(testDir);
  }
  testDir.mkdirs();
  updateStatus("String_Node_Str");
  addToTextArea("String_Node_Str");
  long size=jar(workDir.getAbsolutePath(),testDir.getAbsolutePath(),this.JAR_NAME);
  deleteDirectory(workDir);
  String jarSize=new String("String_Node_Str" + size);
  String outJad=new String(testDir.getAbsolutePath() + "String_Node_Str" + this.JAD_NAME);
  try {
    PrintWriter pw=new PrintWriter(outJad);
    pw.print(this.JAD_START);
    pw.print(jarSize);
    pw.print(this.JAD_FINISH);
    pw.flush();
    pw.close();
  }
 catch (  FileNotFoundException e) {
    e.printStackTrace();
  }
  updateStatus("String_Node_Str");
  emulate(this.wtkPath,outJad);
}

Fixed version (ground truth):
private void tryForm(){
  addToTextArea("String_Node_Str");
  updateStatus("String_Node_Str");
  addToTextArea("String_Node_Str");
  File workDir=new File(this.origJarDir + "String_Node_Str");
  if (workDir.exists()) {
    deleteDirectory(workDir);
  }
  workDir.mkdirs();
  updateStatus("String_Node_Str");
  addToTextArea("String_Node_Str");
  if (!unjar(this.origJarDir + this.JAR_NAME,workDir.getAbsolutePath()))   return;
  updateStatus("String_Node_Str");
  addToTextArea("String_Node_Str");
  File form=new File(workDir.getAbsolutePath() + "String_Node_Str" + this.FORM_NAME);
  File newForm=new File(this.newForm);
  if (!form.exists()) {
    System.err.println("String_Node_Str");
    addToTextArea("String_Node_Str");
    deleteDirectory(workDir);
    return;
  }
  if (!newForm.exists()) {
    System.err.println("String_Node_Str");
    deleteDirectory(workDir);
    return;
  }
  form.delete();
  try {
    byte[] data=new byte[BUFFER];
    form.createNewFile();
    FileInputStream in=new FileInputStream(newForm);
    FileOutputStream out=new FileOutputStream(form);
    int count;
    while ((count=in.read(data,0,BUFFER)) != -1) {
      out.write(data,0,count);
    }
  }
 catch (  FileNotFoundException e1) {
    e1.printStackTrace();
  }
catch (  IOException e1) {
    e1.printStackTrace();
  }
  updateStatus("String_Node_Str");
  addToTextArea("String_Node_Str");
  File testDir=new File(this.origJarDir + "String_Node_Str");
  if (testDir.exists()) {
    deleteDirectory(testDir);
  }
  testDir.mkdirs();
  updateStatus("String_Node_Str");
  addToTextArea("String_Node_Str");
  long size=jar(workDir.getAbsolutePath(),testDir.getAbsolutePath(),this.JAR_NAME);
  deleteDirectory(workDir);
  String jarSize=new String("String_Node_Str" + size);
  String outJad=new String(testDir.getAbsolutePath() + "String_Node_Str" + this.JAD_NAME);
  try {
    PrintWriter pw=new PrintWriter(outJad);
    pw.print(this.JAD_START);
    pw.print(jarSize);
    pw.print(this.JAD_FINISH);
    pw.flush();
    pw.close();
  }
 catch (  FileNotFoundException e) {
    e.printStackTrace();
  }
  updateStatus("String_Node_Str");
  emulate(this.wtkPath,outJad);
}