Program: 48101
Project: 48101
Buggy source:
@Override public StepActionResult perform(Map<String,ExecutionResults> oldResults,StepResult result){
  if (result.isBack()) {
    return new StepActionResult(StepActionResultStatus.BACK);
  }
  if (retryCounter == 2) {
    try {
      EstablishChannelResponse response=performPACEWithCAN(oldResults);
      if (response == null) {
        logger.debug("String_Node_Str");
        return new StepActionResult(StepActionResultStatus.REPEAT);
      }
      WSHelper.checkResult(response);
    }
 catch (    DispatcherException|InvocationTargetException ex) {
      logger.error("String_Node_Str",ex);
    }
catch (    WSException ex) {
      logger.error("String_Node_Str",ex);
      return new StepActionResult(StepActionResultStatus.REPEAT);
    }
  }
  if (retryCounter < 3) {
    try {
      EstablishChannelResponse establishChannelResponse=performPACEWithPIN(oldResults);
      WSHelper.checkResult(establishChannelResponse);
      eacData.paceResponse=establishChannelResponse;
      return new StepActionResult(StepActionResultStatus.NEXT);
    }
 catch (    WSException ex) {
      if (ex.getResultMinor().equals(ECardConstants.Minor.IFD.CANCELLATION_BY_USER)) {
        logger.error("String_Node_Str",ex);
        return new StepActionResult(StepActionResultStatus.CANCEL);
      }
      retryCounter++;
      step.updateAttemptsDisplay(3 - retryCounter);
      if (retryCounter >= 3) {
        logger.warn("String_Node_Str");
        return new StepActionResult(StepActionResultStatus.REPEAT,new ErrorStep(lang.translationForKey("String_Node_Str","String_Node_Str"),lang.translationForKey("String_Node_Str","String_Node_Str")));
      }
      if (retryCounter == 2 && capturePin) {
        step.addCANEntry();
      }
 else       if (retryCounter == 2) {
        step.addNativeCANNotice();
      }
      logger.info("String_Node_Str",retryCounter);
      return new StepActionResult(StepActionResultStatus.REPEAT);
    }
catch (    DispatcherException|InvocationTargetException ex) {
      logger.error("String_Node_Str",ex);
      return new StepActionResult(StepActionResultStatus.CANCEL);
    }
  }
 else {
    logger.error("String_Node_Str");
    return new StepActionResult(StepActionResultStatus.NEXT,new ErrorStep(lang.translationForKey("String_Node_Str"),lang.translationForKey("String_Node_Str")));
  }
}

Fixed version (ground truth):
@Override public StepActionResult perform(Map<String,ExecutionResults> oldResults,StepResult result){
  if (result.isBack()) {
    return new StepActionResult(StepActionResultStatus.BACK);
  }
  if (retryCounter == 2) {
    try {
      EstablishChannelResponse response=performPACEWithCAN(oldResults);
      if (response == null) {
        logger.debug("String_Node_Str");
        return new StepActionResult(StepActionResultStatus.REPEAT);
      }
      WSHelper.checkResult(response);
    }
 catch (    DispatcherException|InvocationTargetException ex) {
      logger.error("String_Node_Str",ex);
    }
catch (    WSException ex) {
      logger.error("String_Node_Str",ex);
      return new StepActionResult(StepActionResultStatus.REPEAT);
    }
  }
  try {
    EstablishChannelResponse establishChannelResponse=performPACEWithPIN(oldResults);
    WSHelper.checkResult(establishChannelResponse);
    eacData.paceResponse=establishChannelResponse;
    return new StepActionResult(StepActionResultStatus.NEXT);
  }
 catch (  WSException ex) {
    if (ex.getResultMinor().equals(ECardConstants.Minor.IFD.CANCELLATION_BY_USER)) {
      logger.error("String_Node_Str",ex);
      return new StepActionResult(StepActionResultStatus.CANCEL);
    }
    retryCounter++;
    step.updateAttemptsDisplay(3 - retryCounter);
    if (retryCounter >= 3) {
      logger.warn("String_Node_Str");
      return new StepActionResult(StepActionResultStatus.REPEAT,new ErrorStep(lang.translationForKey("String_Node_Str",pin),lang.translationForKey("String_Node_Str",pin,pin,puk,pin)));
    }
    if (retryCounter == 2 && capturePin) {
      step.addCANEntry();
    }
 else     if (retryCounter == 2) {
      step.addNativeCANNotice();
    }
    logger.info("String_Node_Str",retryCounter);
    return new StepActionResult(StepActionResultStatus.REPEAT);
  }
catch (  DispatcherException|InvocationTargetException ex) {
    logger.error("String_Node_Str",ex);
    return new StepActionResult(StepActionResultStatus.CANCEL);
  }
}