this derivation will be built:
  /nix/store/mszjqbkbvg3qic7327yvzqv3fy7n568a-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/mszjqbkbvg3qic7327yvzqv3fy7n568a-bcachefs-module-7.0.0-31-generic.drv'...