this derivation will be built:
  /nix/store/k4k8yp8c9nbbbx57hnwq76bg379ijcb7-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/k4k8yp8c9nbbbx57hnwq76bg379ijcb7-bcachefs-module-7.0.0-38-generic.drv'...