D:/Project WS/C/anaconda3/envs/6Denv/lib/site-packages/torch/include\c10/util/Optional.h(549): note: see reference to class template instantiation 'c10::trivially_copyable_optimization_optional_base' being compiled with [ T=at::TensorBase ] D:/Project WS/C/anaconda3/envs/6Denv/lib/site...