this derivation will be built:
  /nix/store/7c160qxp4787h7l8zs9sss3p783m62zz-bcachefs-module-7.0.0-30-generic-64k.drv
building '/nix/store/7c160qxp4787h7l8zs9sss3p783m62zz-bcachefs-module-7.0.0-30-generic-64k.drv'...