these 5 derivations will be built:
  /nix/store/y3fl5xfy8lh68aq5wcnrv4vwny6zfhwx-closure-info.drv
  /nix/store/r352qrl5lkrn1s04v8wn9ca0wq5fp6qc-test-script.drv
  /nix/store/1f5av9l5h2rqvwxkiw2zfg427xc8zcxa-driverConfiguration.json.drv
  /nix/store/443a7542m13nn8rxbkpv6yjwmjc5gwcm-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/1dg2745vyxk5r36gwm8dx4g1i8185sdy-container-test-run-iets-grpc-e2e.drv