this derivation will be built:
  /nix/store/7bqmwf541srg94i5rrxp8lvcr2knhiis-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/7bqmwf541srg94i5rrxp8lvcr2knhiis-bcachefs-module-7.0.0-39-generic.drv'...