Program: 100902
Project: 100902
Buggy source:
/** 
 * Executes the arara commands provided in the list.
 * @return A boolean value about the execution. To be honest, I don't thinkit's necessary to return an actual value, but I kept it for possible future use.
 * @throws com.github.arara.exception.AraraException Raised when the commandis not found in the underlying system.
 */
public boolean execute() throws AraraException {
  logger.info(localization.getMessage("String_Node_Str"));
  for (  AraraCommand currentAraraCommand : commands) {
    if (dryRun == false) {
      ConditionalMethods.setBasenameReference(AraraMethods.getBasename(currentAraraCommand.getFilename()));
      if ((currentAraraCommand.getConditional().getType() == AraraConditionalType.IF) || (currentAraraCommand.getConditional().getType() == AraraConditionalType.WHILE)) {
        if (ConditionalEvaluator.evaluate(currentAraraCommand.getConditional().getCondition()) == false) {
          continue;
        }
      }
      if (AraraUtils.haltFromAraraTrigger(currentAraraCommand.getCommand())) {
        break;
      }
      long counter=0;
      boolean condition;
      do {
        System.out.print(localization.getMessage("String_Node_Str",currentAraraCommand.getName()).concat("String_Node_Str"));
        if (showVerboseOutput) {
          System.out.println("String_Node_Str");
        }
        logger.info(localization.getMessage("String_Node_Str",currentAraraCommand.getName()));
        logger.trace(localization.getMessage("String_Node_Str",currentAraraCommand.getCommand()));
        if (runCommand(currentAraraCommand)) {
          System.out.println(localization.getMessage("String_Node_Str"));
          logger.info(localization.getMessage("String_Node_Str",currentAraraCommand.getName()));
        }
 else {
          System.out.println(localization.getMessage("String_Node_Str"));
          logger.warn(localization.getMessage("String_Node_Str",currentAraraCommand.getName()));
          return false;
        }
        if (showVerboseOutput) {
          System.out.println("String_Node_Str");
        }
        if (currentAraraCommand.getConditional().isEmpty()) {
          break;
        }
        counter++;
        condition=ConditionalEvaluator.evaluate(currentAraraCommand.getConditional().getCondition());
        if (currentAraraCommand.getConditional().getType() == AraraConditionalType.UNTIL) {
          condition=!condition;
        }
      }
 while (condition && (counter <= maximumNumberOfLoops));
    }
 else {
      if (AraraUtils.haltFromAraraTrigger(currentAraraCommand.getCommand())) {
        break;
      }
      System.out.println(currentAraraCommand.getName() + "String_Node_Str" + currentAraraCommand.getCommand());
    }
  }
  logger.info(localization.getMessage("String_Node_Str"));
  return true;
}

Fixed version (ground truth):
/** 
 * Executes the arara commands provided in the list.
 * @return A boolean value about the execution. To be honest, I don't thinkit's necessary to return an actual value, but I kept it for possible future use.
 * @throws com.github.arara.exception.AraraException Raised when the commandis not found in the underlying system.
 */
public boolean execute() throws AraraException {
  logger.info(localization.getMessage("String_Node_Str"));
  for (  AraraCommand currentAraraCommand : commands) {
    if (dryRun == false) {
      ConditionalMethods.setBasenameReference(AraraMethods.getBasename(currentAraraCommand.getFilename()));
      if ((currentAraraCommand.getConditional().getType() == AraraConditionalType.IF) || (currentAraraCommand.getConditional().getType() == AraraConditionalType.WHILE)) {
        if (ConditionalEvaluator.evaluate(currentAraraCommand.getConditional().getCondition()) == false) {
          continue;
        }
      }
      if (AraraUtils.haltFromAraraTrigger(currentAraraCommand.getCommand())) {
        break;
      }
      long counter=0;
      boolean condition;
      do {
        System.out.print(localization.getMessage("String_Node_Str",currentAraraCommand.getName()).concat("String_Node_Str"));
        if (showVerboseOutput) {
          System.out.println("String_Node_Str");
        }
        logger.info(localization.getMessage("String_Node_Str",currentAraraCommand.getName()));
        logger.trace(localization.getMessage("String_Node_Str",currentAraraCommand.getCommand()));
        if (runCommand(currentAraraCommand)) {
          System.out.println(localization.getMessage("String_Node_Str"));
          logger.info(localization.getMessage("String_Node_Str",currentAraraCommand.getName()));
        }
 else {
          System.out.println(localization.getMessage("String_Node_Str"));
          logger.warn(localization.getMessage("String_Node_Str",currentAraraCommand.getName()));
          return false;
        }
        if (showVerboseOutput) {
          System.out.println("String_Node_Str");
        }
        if (currentAraraCommand.getConditional().isEmpty() || currentAraraCommand.getConditional().getType() == AraraConditionalType.IF) {
          break;
        }
        counter++;
        condition=ConditionalEvaluator.evaluate(currentAraraCommand.getConditional().getCondition());
        if (currentAraraCommand.getConditional().getType() == AraraConditionalType.UNTIL) {
          condition=!condition;
        }
      }
 while (condition && (counter <= maximumNumberOfLoops));
    }
 else {
      if (AraraUtils.haltFromAraraTrigger(currentAraraCommand.getCommand())) {
        break;
      }
      System.out.println(currentAraraCommand.getName() + "String_Node_Str" + currentAraraCommand.getCommand());
    }
  }
  logger.info(localization.getMessage("String_Node_Str"));
  return true;
}