this derivation will be built:
  /nix/store/45d87pfx6108anzwf562rwcg3risbh4m-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/45d87pfx6108anzwf562rwcg3risbh4m-bcachefs-module-7.0.0-38-generic.drv'...