this derivation will be built:
  /nix/store/6j2b21dv7dzbk26a675ys6yqrgdfvf8b-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/6j2b21dv7dzbk26a675ys6yqrgdfvf8b-bcachefs-module-7.0.0-38-generic.drv'...