this derivation will be built:
  /nix/store/dk95w626zg5gdy7n6iwrg3r031g140dr-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/dk95w626zg5gdy7n6iwrg3r031g140dr-bcachefs-module-7.0.0-31-generic.drv'...