Program: 95504
Project: 95504
Buggy source:
/** 
 * @param url of import file
 * @param paramNameMapper 
 * @param compNameCache 
 * @param assignNewGuid <code>true</code> if the project and all subnodesshould be assigned new GUIDs. Otherwise  <code>false</code>.
 * @param assignNewVersion if <code>true</code> the project will havea new project version number, otherwise it will have the stored project version from the dto.
 * @param monitor 
 * @param io console
 * @return IProjectPO new project object 
 * @throws JBVersionException 
 * @throws PMReadException 
 * @throws InterruptedException 
 * @throws ToolkitPluginException 
 * @throws PMSaveException 
 */
public IProjectPO readProject(URL url,ParamNameBPDecorator paramNameMapper,final IWritableComponentNameCache compNameCache,boolean assignNewGuid,boolean assignNewVersion,IProgressMonitor monitor,IProgressConsole io) throws JBVersionException, PMReadException, InterruptedException, ToolkitPluginException {
  SubMonitor subMonitor=SubMonitor.convert(monitor,Messages.ImportFileBPReading,2);
  IProjectPO projectPO=null;
  monitor.subTask(Messages.ImportJsonStoragePreparing);
  try (InputStream urlInputStream=url.openStream();ZipInputStream zipInputStream=new ZipInputStream(urlInputStream,StandardCharsets.UTF_8)){
    ObjectMapper mapper=new ObjectMapper();
    mapper.disable(JsonParser.Feature.AUTO_CLOSE_SOURCE);
    Map<String,Class> fileTypeMapping=new HashMap<>();
    fileTypeMapping.put(NFO,ExportInfoDTO.class);
    fileTypeMapping.put(PJT,ProjectDTO.class);
    TypeReference tr=new TypeReference<ArrayList<TestresultSummaryDTO>>(){
    }
;
    Map<String,Object> allDTOs=new HashMap<>();
    for (int i=0; i < 3; i++) {
      ZipEntry entry=zipInputStream.getNextEntry();
      String entryName=entry.getName();
      Class entryTypeMapping=fileTypeMapping.get(entryName);
      allDTOs.put(entryName,entryTypeMapping != null ? mapper.readValue(zipInputStream,entryTypeMapping) : mapper.readValue(zipInputStream,tr));
    }
    ExportInfoDTO exportDTO=(ExportInfoDTO)allDTOs.get(NFO);
    checkMinimumRequiredJSONVersion(exportDTO);
    ProjectDTO projectDTO=(ProjectDTO)allDTOs.get(PJT);
    if (!assignNewGuid && projectExists(projectDTO)) {
      existProjectHandling(io,projectDTO);
      return null;
    }
    projectPO=load(projectDTO,subMonitor.newChild(1),io,assignNewGuid,assignNewVersion,paramNameMapper,compNameCache,false);
    JsonImporter importer=new JsonImporter(monitor,io,false);
    List<TestresultSummaryDTO> summaryDTOs=(List<TestresultSummaryDTO>)allDTOs.get(RST);
    importer.initTestResultSummaries(subMonitor.newChild(1),summaryDTOs,projectPO);
  }
 catch (  IOException e) {
    if (!monitor.isCanceled()) {
      log.info(Messages.GeneralIoExeption);
      throw new PMReadException(Messages.InvalidImportFile,MessageIDs.E_IO_EXCEPTION);
    }
  }
  return projectPO;
}

Fixed version (ground truth):
/** 
 * @param url of import file
 * @param paramNameMapper 
 * @param compNameCache 
 * @param assignNewGuid <code>true</code> if the project and all subnodesshould be assigned new GUIDs. Otherwise  <code>false</code>.
 * @param assignNewVersion if <code>true</code> the project will havea new project version number, otherwise it will have the stored project version from the dto.
 * @param monitor 
 * @param io console
 * @return IProjectPO new project object 
 * @throws JBVersionException 
 * @throws PMReadException 
 * @throws InterruptedException 
 * @throws ToolkitPluginException 
 * @throws PMSaveException 
 */
public IProjectPO readProject(URL url,ParamNameBPDecorator paramNameMapper,final IWritableComponentNameCache compNameCache,boolean assignNewGuid,boolean assignNewVersion,IProgressMonitor monitor,IProgressConsole io) throws JBVersionException, PMReadException, InterruptedException, ToolkitPluginException {
  SubMonitor subMonitor=SubMonitor.convert(monitor,Messages.ImportFileBPReading,2);
  IProjectPO projectPO=null;
  monitor.subTask(Messages.ImportJsonStoragePreparing);
  try (InputStream urlInputStream=url.openStream();ZipInputStream zipInputStream=new ZipInputStream(urlInputStream,StandardCharsets.UTF_8)){
    ObjectMapper mapper=new ObjectMapper();
    mapper.disable(JsonParser.Feature.AUTO_CLOSE_SOURCE);
    Map<String,Class> fileTypeMapping=new HashMap<>();
    fileTypeMapping.put(NFO,ExportInfoDTO.class);
    fileTypeMapping.put(PJT,ProjectDTO.class);
    TypeReference tr=new TypeReference<ArrayList<TestresultSummaryDTO>>(){
    }
;
    Map<String,Object> allDTOs=new HashMap<>();
    for (int i=0; i < 3; i++) {
      ZipEntry entry=zipInputStream.getNextEntry();
      String entryName=entry.getName();
      Class entryTypeMapping=fileTypeMapping.get(entryName);
      allDTOs.put(entryName,entryTypeMapping != null ? mapper.readValue(zipInputStream,entryTypeMapping) : mapper.readValue(zipInputStream,tr));
    }
    ExportInfoDTO exportDTO=(ExportInfoDTO)allDTOs.get(NFO);
    checkMinimumRequiredJSONVersion(exportDTO);
    ProjectDTO projectDTO=(ProjectDTO)allDTOs.get(PJT);
    if (!assignNewGuid && projectExists(projectDTO)) {
      existProjectHandling(io,projectDTO);
      return null;
    }
    projectPO=load(projectDTO,subMonitor.newChild(1),io,assignNewGuid,assignNewVersion,paramNameMapper,compNameCache,false);
    JsonImporter importer=new JsonImporter(monitor,io,false);
    List<TestresultSummaryDTO> summaryDTOs=(List<TestresultSummaryDTO>)allDTOs.get(RST);
    importer.initTestResultSummaries(subMonitor.newChild(1),summaryDTOs,projectPO);
  }
 catch (  IOException e) {
    log.warn("String_Node_Str",e);
    if (!monitor.isCanceled()) {
      log.info(Messages.GeneralIoExeption);
      throw new PMReadException(Messages.InvalidImportFile,MessageIDs.E_IO_EXCEPTION);
    }
  }
  return projectPO;
}