this derivation will be built:
  /nix/store/g94njc0a4z77ks213y82cgkjsk3gwqd2-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/g94njc0a4z77ks213y82cgkjsk3gwqd2-bcachefs-module-7.0.0-29-generic.drv'...