this derivation will be built:
  /nix/store/502zf34p8hd2jgbw1frn7gspzrk7ycwn-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/502zf34p8hd2jgbw1frn7gspzrk7ycwn-bcachefs-module-7.0.0-34-generic.drv'...