this derivation will be built:
  /nix/store/6h8khq1dfc2qji1z5paq05z28wbgbz76-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/6h8khq1dfc2qji1z5paq05z28wbgbz76-bcachefs-module-7.0.0-14-generic.drv'...