*device = custom_device;
  LoggingDevice* logging_device = new LoggingDevice;
  logging_device->arrived_flag = arrived_flag;
  logging_device->executed_flag = executed_flag;
  logging_device->device_name = name;
  logging_device->underlying_device =
      "/job:localhost/replica:0/task:0/device:CPU:0";
  logging_device->strict_scope_placement = true;
  *device_info = reinterpret_cast<void*>(logging_device);