Program: 37986
Project: 37986
Buggy source:
private static void init(){
  long start=Calendar.getInstance().getTimeInMillis();
  StringBuilder bud=new StringBuilder();
  bud.append("String_Node_Str");
  bud.append("String_Node_Str").append(LicenseS.CONTROLLER_V);
  bud.append("String_Node_Str").append(LicenseS.PORT_V);
  bud.append("String_Node_Str").append(LicenseS.USERNAME_V);
  bud.append("String_Node_Str").append(LicenseS.SSL_V);
  bud.append("String_Node_Str").append(LicenseS.ACCOUNT_V);
  bud.append("String_Node_Str").append(LicenseS.FILENAME_V);
  bud.append("String_Node_Str").append(LicenseS.INTERVAL_V);
  bud.append("String_Node_Str").append(LicenseS.UPTIME_V);
  bud.append("String_Node_Str").append(LicenseS.GROUP_V);
  bud.append("String_Node_Str").append(LicenseS.DEBUG_V).append("String_Node_Str");
  if (s.debugLevel > 0)   logger.log(Level.INFO,bud.toString());
  RESTAccess access=new RESTAccess(LicenseS.CONTROLLER_V,LicenseS.PORT_V,LicenseS.SSL_V,LicenseS.USERNAME_V,LicenseS.PASSWD_V,LicenseS.ACCOUNT_V);
  Applications apps=access.getApplications();
  if (apps == null) {
    logger.log(Level.SEVERE,"String_Node_Str");
    System.exit(1);
  }
  CustomerLicenseCount customer=new CustomerLicenseCount(LicenseS.ACCOUNT_V);
  logger.log(Level.INFO,"String_Node_Str");
  for (  Application appD : apps.getApplications()) {
    if (!LicenseS.APPS_V.isEmpty()) {
      if (LicenseS.APPS_V.contains(appD.getName())) {
        ApplicationLicenseCount appCount=new ApplicationLicenseCount(appD.getName(),appD.getId());
        customer.addApplication(appCount);
      }
    }
 else {
      ApplicationLicenseCount appCount=new ApplicationLicenseCount(appD.getName(),appD.getId());
      customer.addApplication(appCount);
    }
  }
  if (customer.getApplications().size() == 0) {
    logger.log(Level.WARNING,new StringBuilder().append("String_Node_Str").toString());
    System.exit(0);
  }
  logger.log(Level.INFO,new StringBuilder().append("String_Node_Str").append(customer.getApplications().size()).append("String_Node_Str").toString());
  customer.populateApplications(access,LicenseS.INTERVAL_V);
  customer.countTierLicenses();
  WriteExcelDoc excel=new WriteExcelDoc(customer);
  excel.init();
  long end=Calendar.getInstance().getTimeInMillis();
  long total=(end - start) / 1000;
  logger.log(Level.INFO,"String_Node_Str" + total);
}

Fixed version (ground truth):
private static void init(){
  long start=Calendar.getInstance().getTimeInMillis();
  StringBuilder bud=new StringBuilder();
  bud.append("String_Node_Str");
  bud.append("String_Node_Str").append(LicenseS.CONTROLLER_V);
  bud.append("String_Node_Str").append(LicenseS.PORT_V);
  bud.append("String_Node_Str").append(LicenseS.USERNAME_V);
  bud.append("String_Node_Str").append(LicenseS.SSL_V);
  bud.append("String_Node_Str").append(LicenseS.ACCOUNT_V);
  bud.append("String_Node_Str").append(LicenseS.FILENAME_V);
  bud.append("String_Node_Str").append(LicenseS.INTERVAL_V);
  bud.append("String_Node_Str").append(LicenseS.UPTIME_V);
  bud.append("String_Node_Str").append(LicenseS.GROUP_V);
  bud.append("String_Node_Str").append(LicenseS.DEBUG_V).append("String_Node_Str");
  if (s.debugLevel > 0)   logger.log(Level.INFO,bud.toString());
  RESTAccess access=new RESTAccess(LicenseS.CONTROLLER_V,LicenseS.PORT_V,LicenseS.SSL_V,LicenseS.USERNAME_V,LicenseS.PASSWD_V,LicenseS.ACCOUNT_V);
  Applications apps=access.getApplications();
  if (apps == null) {
    logger.log(Level.SEVERE,"String_Node_Str");
    System.exit(1);
  }
  CustomerLicenseCount customer=new CustomerLicenseCount(LicenseS.ACCOUNT_V);
  logger.log(Level.INFO,"String_Node_Str");
  for (  Application appD : apps.getApplications()) {
    if (!LicenseS.APPS_V.isEmpty()) {
      if (LicenseS.APPS_V.contains(appD.getName())) {
        ApplicationLicenseCount appCount=new ApplicationLicenseCount(appD.getName(),appD.getId());
        customer.addApplication(appCount);
      }
    }
 else {
      ApplicationLicenseCount appCount=new ApplicationLicenseCount(appD.getName(),appD.getId());
      customer.addApplication(appCount);
    }
  }
  if (customer.getApplications().isEmpty()) {
    logger.log(Level.WARNING,new StringBuilder().append("String_Node_Str").toString());
    System.exit(0);
  }
  logger.log(Level.INFO,new StringBuilder().append("String_Node_Str").append(customer.getApplications().size()).append("String_Node_Str").toString());
  customer.populateApplications(access,LicenseS.INTERVAL_V);
  customer.countTierLicenses();
  WriteExcelDoc excel=new WriteExcelDoc(customer);
  excel.init();
  long end=Calendar.getInstance().getTimeInMillis();
  long total=(end - start) / 1000;
  logger.log(Level.INFO,"String_Node_Str" + total);
}