this derivation will be built:
  /nix/store/0v9d7mjmvz6gxgq3m5y21hv9dnhrz9qr-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/0v9d7mjmvz6gxgq3m5y21hv9dnhrz9qr-bcachefs-module-7.0.0-38-generic.drv'...