Program: 6279
Project: 6279
Buggy source:
private void doMain(String[] args) throws Exception {
  System.out.println(String.format("String_Node_Str",getClass().getSimpleName(),ProjectInfo.getVersion()));
  System.out.println();
  if (args.length < 1) {
    printHelp();
    return;
  }
  Action action=parseAction(args[0]);
  if (action == null) {
    System.out.println(String.format("String_Node_Str",args[0]));
    printHelp(true);
    return;
  }
  boolean interactive=true;
  if ((args.length >= 2) && (args[1]).equals("String_Node_Str")) {
    interactive=false;
    System.out.println("String_Node_Str");
  }
  try {
switch (action) {
case UPGRADE:
{
        System.out.println(String.format("String_Node_Str",action.name().toLowerCase(),action.getDescription()));
        String response=getResponse(interactive);
        if (response.equalsIgnoreCase("String_Node_Str") || response.equalsIgnoreCase("String_Node_Str")) {
          System.out.println("String_Node_Str");
          try {
            startUp(false);
            performUpgrade();
            System.out.println("String_Node_Str");
          }
  finally {
            stop();
          }
        }
 else {
          System.out.println("String_Node_Str");
        }
        break;
      }
case UPGRADE_HBASE:
{
      System.out.println(String.format("String_Node_Str",action.name().toLowerCase(),action.getDescription()));
      String response=getResponse(interactive);
      if (response.equalsIgnoreCase("String_Node_Str") || response.equalsIgnoreCase("String_Node_Str")) {
        System.out.println("String_Node_Str");
        try {
          startUp(true);
          performHBaseUpgrade();
          System.out.println("String_Node_Str");
        }
  finally {
          stop();
        }
      }
 else {
        System.out.println("String_Node_Str");
      }
      break;
    }
case HELP:
  printHelp();
break;
}
}
 catch (Exception e) {
System.out.println(String.format("String_Node_Str",action,e.getMessage()));
e.printStackTrace(System.out);
}
}

Fixed version (ground truth):
private void doMain(String[] args) throws Exception {
  System.out.println(String.format("String_Node_Str",getClass().getSimpleName(),ProjectInfo.getVersion()));
  System.out.println();
  if (args.length < 1) {
    printHelp();
    return;
  }
  Action action=parseAction(args[0]);
  if (action == null) {
    System.out.println(String.format("String_Node_Str",args[0]));
    printHelp(true);
    return;
  }
  boolean interactive=true;
  if ((args.length >= 2) && (args[1]).equals("String_Node_Str")) {
    interactive=false;
    System.out.println("String_Node_Str");
  }
  try {
switch (action) {
case UPGRADE:
{
        System.out.println(String.format("String_Node_Str",action.name().toLowerCase(),action.getDescription()));
        String response=getResponse(interactive);
        if (response.equalsIgnoreCase("String_Node_Str") || response.equalsIgnoreCase("String_Node_Str")) {
          System.out.println("String_Node_Str");
          try {
            startUp(false);
            performUpgrade();
            System.out.println("String_Node_Str");
          }
  finally {
            stop();
          }
        }
 else {
          System.out.println("String_Node_Str");
        }
        break;
      }
case UPGRADE_HBASE:
{
      System.out.println(String.format("String_Node_Str",action.name().toLowerCase(),action.getDescription()));
      String response=getResponse(interactive);
      if (response.equalsIgnoreCase("String_Node_Str") || response.equalsIgnoreCase("String_Node_Str")) {
        System.out.println("String_Node_Str");
        try {
          startUp(true);
          performHBaseUpgrade();
          System.out.println("String_Node_Str");
        }
  finally {
          stop();
        }
      }
 else {
        System.out.println("String_Node_Str");
      }
      break;
    }
case HELP:
  printHelp();
break;
}
}
 catch (Exception e) {
System.out.println(String.format("String_Node_Str",action,e.getMessage()));
throw e;
}
}