this derivation will be built:
  /nix/store/zv2h393qc3im8rf6x9nzz19710rjx6gg-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/zv2h393qc3im8rf6x9nzz19710rjx6gg-bcachefs-module-7.0.0-38-generic.drv'...