message: Explicit load
diff: @@ -292,7 +292,7 @@ public:
  void Execute() override {
  FinalizeHT(state, radix);
  - auto total_tasks = parent.total_tasks;
  + auto total_tasks = parent.total_tasks.load();
  auto finished_tasks = ++parent.finished_tasks;
  // finish the whole pipeline
  if (total_tasks == finished_tasks) {
  