this derivation will be built:
  /nix/store/r6qpf259b5q5w8ablk00ib57hckcmsnq-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/r6qpf259b5q5w8ablk00ib57hckcmsnq-bcachefs-module-7.0.0-30-generic.drv'...