auto buffers = mutable_model->mutable_buffers();
  bool ret = true;
  for (auto& it : buffer_idx_map_) {
    tflite::Buffer* buffer = buffers->GetMutableObject(it.first);

    ret &= buffer->mutate_offset(it.second.first);
    ret &= buffer->mutate_size(it.second.second);
  }

  if (!ret) {
    LOG(ERROR) << "failed to update buffer offsets\n";
    return ret;
  }