message: Reset trace information when closing device
diff: @@ -280,6 +280,8 @@ port::Status PoplarExecutor::ClosePoplarDevice() {
  if (device_open_) {
  //poplar_device_.release();
  device_open_ = false;
  + profile_enabled_ = false;
  + reports_.clear();
  }
  return port::Status::OK();
  }
  