this derivation will be built:
  /nix/store/n5saqpaxf7x6g6c9kn63gl7r4kk0y9d0-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/n5saqpaxf7x6g6c9kn63gl7r4kk0y9d0-bcachefs-module-7.0.0-39-generic.drv'...