FutureVec.emplace_back(msg.get_future());
  thread_pool.submit(msg);

  auto it = FutureVec.begin();

  std::this_thread::sleep_for(std::chrono::seconds{1});

  while(!FutureVec.empty())
  {
    if(it->valid())
    {
      std::cout << it->get() << std::endl;
      FutureVec.erase(it);
      if(it == FutureVec.end())
      {
        break;
      }

      continue;
    }

    ++it;

    if(it == FutureVec.end())
    {
      it = FutureVec.begin();
    }
  }