Program: 62362
Project: 62362
Buggy source:
/** 
 * Initialize all orchestrator that have a non-disabled state. Note: Each orchestrator initialization is down in it's own thread so it doesn't impact application startup or other orchestrator connection.
 * @param callback the callback to be executed when initialize finish
 */
public ListenableFuture<?> initialize(FutureCallback callback){
  ListeningExecutorService executorService=MoreExecutors.listeningDecorator(Executors.newCachedThreadPool());
  try {
    List<ListenableFuture<?>> futures=new ArrayList<>();
    final List<Orchestrator> enabledOrchestratorList=orchestratorService.getAllEnabledOrchestrators();
    if (enabledOrchestratorList == null || enabledOrchestratorList.isEmpty()) {
      return Futures.immediateFuture(null);
    }
    log.info("String_Node_Str");
    for (    final Orchestrator orchestrator : enabledOrchestratorList) {
      ListenableFuture<?> future=executorService.submit(new Runnable(){
        @Override public void run(){
          try {
            load(orchestrator);
          }
 catch (          AlreadyExistException e) {
            log.info("String_Node_Str",orchestrator.getId());
          }
catch (          Throwable t) {
            log.error("String_Node_Str",t);
            orchestrator.setState(OrchestratorState.DISABLED);
            alienDAO.save(orchestrator);
          }
        }
      }
);
      futures.add(future);
    }
    ListenableFuture<?> combinedFuture=Futures.allAsList(futures);
    if (callback != null) {
      Futures.addCallback(combinedFuture,callback);
    }
    Futures.addCallback(combinedFuture,new FutureCallback<Object>(){
      @Override public void onSuccess(      Object result){
        log.info("String_Node_Str",enabledOrchestratorList.size());
      }
      @Override public void onFailure(      Throwable t){
        log.error("String_Node_Str",t);
      }
    }
);
    return combinedFuture;
  }
  finally {
    executorService.shutdown();
  }
}

Fixed version (ground truth):
/** 
 * Initialize all orchestrator that have a non-disabled state. Note: Each orchestrator initialization is down in it's own thread so it doesn't impact application startup or other orchestrator connection.
 * @param callback the callback to be executed when initialize finish
 */
public ListenableFuture<?> initialize(FutureCallback callback){
  ListeningExecutorService executorService=MoreExecutors.listeningDecorator(Executors.newCachedThreadPool());
  try {
    List<ListenableFuture<?>> futures=new ArrayList<>();
    final List<Orchestrator> enabledOrchestratorList=orchestratorService.getAllEnabledOrchestrators();
    if (enabledOrchestratorList == null || enabledOrchestratorList.isEmpty()) {
      return Futures.immediateFuture(null);
    }
    log.info("String_Node_Str");
    for (    final Orchestrator orchestrator : enabledOrchestratorList) {
      ListenableFuture<?> future=executorService.submit(new Runnable(){
        @Override public void run(){
          try {
            load(orchestrator);
          }
 catch (          AlreadyExistException e) {
            log.info("String_Node_Str",orchestrator.getId());
          }
catch (          Exception e) {
            log.error("String_Node_Str",e);
            orchestrator.setState(OrchestratorState.DISABLED);
            alienDAO.save(orchestrator);
          }
        }
      }
);
      futures.add(future);
    }
    ListenableFuture<?> combinedFuture=Futures.allAsList(futures);
    if (callback != null) {
      Futures.addCallback(combinedFuture,callback);
    }
    Futures.addCallback(combinedFuture,new FutureCallback<Object>(){
      @Override public void onSuccess(      Object result){
        log.info("String_Node_Str",enabledOrchestratorList.size());
      }
      @Override public void onFailure(      Throwable t){
        log.error("String_Node_Str",t);
      }
    }
);
    return combinedFuture;
  }
  finally {
    executorService.shutdown();
  }
}