these 5 derivations will be built:
  /nix/store/8pmmcs9jqmrwx39kjph3gmmmapbwpdh9-closure-info.drv
  /nix/store/w4vwqdwi10jwsx77gpd6njvz4ljxgprh-test-script.drv
  /nix/store/1m81bzc8vs8v5rp5w4n5z8m0wzkkg3a5-driverConfiguration.json.drv
  /nix/store/zkylwp5mnxnic7i12xqf8m7gkdsrg6zj-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/x8prkb4pzm07xhvs2charkj0cl70di62-container-test-run-iets-grpc-e2e.drv