this derivation will be built:
  /nix/store/rnvb7kwh712a7xcvnrmyxbs3i9bras58-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/rnvb7kwh712a7xcvnrmyxbs3i9bras58-bcachefs-module-7.0.0-38-generic.drv'...