Program: 88554
Project: 88554
Buggy source:
@Override public void run(ProgressStatus progressStatus){
  progressStatus.setDescription("String_Node_Str");
  progressStatus.setIndeterminate(true);
  try {
    if (!checkProject()) {
      if (validationSuite.hasErrors()) {
        validationSuite.setName("String_Node_Str");
      }
 else {
        Application.getInstance().getGUILog().log("String_Node_Str");
      }
      return;
    }
  }
 catch (  IOException|URISyntaxException|ServerException e) {
    Application.getInstance().getGUILog().log("String_Node_Str" + e.getMessage());
    e.printStackTrace();
    validationSuite=null;
    return;
  }
  progressStatus.setDescription("String_Node_Str" + rootElements.size() + "String_Node_Str"+ ((depth != 0) ? "String_Node_Str" : "String_Node_Str")+ "String_Node_Str"+ (rootElements.size() != 1 ? "String_Node_Str" : "String_Node_Str"));
  progressStatus.setIndeterminate(false);
  progressStatus.setMax(rootElements.size());
  progressStatus.setCurrent(0);
  List<Pair<Element,ObjectNode>> clientElements=new ArrayList<>(rootElements.size());
  Collection<JsonParser> jsonParsers=new ArrayList<>(3);
  for (  Element element : rootElements) {
    collectClientElementsRecursively(project,element,depth,clientElements);
    try {
      jsonParsers.add(collectServerElementsRecursively(project,element,depth,progressStatus));
      if (element == project.getPrimaryModel() && depth != 0) {
        if (progressStatus.isCancel()) {
          Application.getInstance().getGUILog().log("String_Node_Str");
          return;
        }
        jsonParsers.add(collectServerHoldingBinElementsRecursively(project,depth - 1,progressStatus));
        if (progressStatus.isCancel()) {
          Application.getInstance().getGUILog().log("String_Node_Str");
          return;
        }
        jsonParsers.add(collectServerModuleElementsRecursively(project,0,progressStatus));
      }
    }
 catch (    ServerException|URISyntaxException|IOException e) {
      Application.getInstance().getGUILog().log("String_Node_Str");
      e.printStackTrace();
      validationSuite=null;
      return;
    }
    if (jsonParsers.isEmpty()) {
      if (!progressStatus.isCancel()) {
        Application.getInstance().getGUILog().log("String_Node_Str");
      }
      validationSuite=null;
      return;
    }
    progressStatus.increase();
  }
  if (progressStatus.isCancel()) {
    Application.getInstance().getGUILog().log("String_Node_Str");
    return;
  }
  elementValidator=new ElementValidator(clientElements,null,jsonParsers,project);
  elementValidator.run(progressStatus);
}

Fixed version (ground truth):
@Override public void run(ProgressStatus progressStatus){
  progressStatus.setDescription("String_Node_Str");
  progressStatus.setIndeterminate(true);
  ProjectValidator pv=new ProjectValidator(project);
  pv.validate();
  if (pv.hasErrors()) {
    Application.getInstance().getGUILog().log("String_Node_Str");
    return;
  }
  if (pv.getValidationSuite().hasErrors()) {
    Utils.displayValidationWindow(project,pv.getValidationSuite(),"String_Node_Str");
    return;
  }
  if (project.isRemote()) {
    BranchValidator bv=new BranchValidator(project);
    bv.validate(null,false);
    if (bv.hasErrors()) {
      Application.getInstance().getGUILog().log("String_Node_Str");
      return;
    }
    if (bv.getValidationSuite().hasErrors()) {
      Utils.displayValidationWindow(project,bv.getValidationSuite(),"String_Node_Str");
      return;
    }
  }
  progressStatus.setDescription("String_Node_Str" + rootElements.size() + "String_Node_Str"+ ((depth != 0) ? "String_Node_Str" : "String_Node_Str")+ "String_Node_Str"+ (rootElements.size() != 1 ? "String_Node_Str" : "String_Node_Str"));
  progressStatus.setIndeterminate(false);
  progressStatus.setMax(rootElements.size());
  progressStatus.setCurrent(0);
  List<Pair<Element,ObjectNode>> clientElements=new ArrayList<>(rootElements.size());
  Collection<JsonParser> jsonParsers=new ArrayList<>(3);
  for (  Element element : rootElements) {
    collectClientElementsRecursively(project,element,depth,clientElements);
    try {
      jsonParsers.add(collectServerElementsRecursively(project,element,depth,progressStatus));
      if (element == project.getPrimaryModel() && depth != 0) {
        if (progressStatus.isCancel()) {
          Application.getInstance().getGUILog().log("String_Node_Str");
          return;
        }
        jsonParsers.add(collectServerHoldingBinElementsRecursively(project,depth - 1,progressStatus));
        if (progressStatus.isCancel()) {
          Application.getInstance().getGUILog().log("String_Node_Str");
          return;
        }
        jsonParsers.add(collectServerModuleElementsRecursively(project,0,progressStatus));
      }
    }
 catch (    ServerException|URISyntaxException|IOException e) {
      Application.getInstance().getGUILog().log("String_Node_Str");
      e.printStackTrace();
      validationSuite=null;
      return;
    }
    if (jsonParsers.isEmpty()) {
      if (!progressStatus.isCancel()) {
        Application.getInstance().getGUILog().log("String_Node_Str");
      }
      validationSuite=null;
      return;
    }
    progressStatus.increase();
  }
  if (progressStatus.isCancel()) {
    Application.getInstance().getGUILog().log("String_Node_Str");
    return;
  }
  elementValidator=new ElementValidator(clientElements,null,jsonParsers,project);
  elementValidator.run(progressStatus);
}