this derivation will be built:
  /nix/store/v4cnia85vaqqd2vzq1xh63wdqw7wdmlj-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/v4cnia85vaqqd2vzq1xh63wdqw7wdmlj-bcachefs-module-7.0.0-31-generic.drv'...