/private/tmp/pr-val/paper-repro-runs/karpathy-nanoGPT/repo/train.py:196: FutureWarning: `torch.cuda.amp.GradScaler(args...)` is deprecated. Please use `torch.amp.GradScaler('cuda', args...)` instead.
  scaler = torch.cuda.amp.GradScaler(enabled=(dtype == 'float16'))
/private/tmp/pr-val/paper-repro-runs/karpathy-nanoGPT/env/lib/python3.12/site-packages/torch/cuda/amp/grad_scaler.py:31: UserWarning: torch.cuda.amp.GradScaler is enabled, but CUDA is not available.  Disabling.
  super().__init__(
