terminate called after throwing an instance of 'std::runtime_error'
what(): NCCL error in: /opt/conda/conda-bld/pytorch_1614378063927/work/torch/lib/c10d/../c10d/NCCLUtils.hpp:155, unhandled cuda error, NCCL version 2.7.8
ncclUnhandledCudaError: Call to CUDA function failed.
terminate called after throwing an instance of 'std::runtime_error' what(): NCCL error in: /opt/conda/conda-bld/pytorch_1614378063927/work/torch/lib/c10d/../c10d/NCCLUtils.hpp:155, unhandled cuda error, NCCL version 2.7.8 ncclUnhandledCudaError: Call to CUDA function failed.