this derivation will be built:
  /nix/store/ckd7wbkh7yahz6hvlpj6gqkzqf6sw3w9-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/ckd7wbkh7yahz6hvlpj6gqkzqf6sw3w9-bcachefs-module-7.0.0-38-generic.drv'...