this derivation will be built:
  /nix/store/7cvkq6niqymzb023s28qsi4i84nl8d60-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/7cvkq6niqymzb023s28qsi4i84nl8d60-bcachefs-module-7.0.0-31-generic.drv'...