this derivation will be built:
  /nix/store/zly2sq7bkvcr3zdkwwpj027dwd7dyrnh-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/zly2sq7bkvcr3zdkwwpj027dwd7dyrnh-bcachefs-module-7.0.0-38-generic.drv'...