these 6 derivations will be built:
  /nix/store/y5dywn9znli4a7bb3licpfb6knccbmws-iets-0.1.0.drv
  /nix/store/kzf6yx7brpam380icm2vqm0gxjaljbaz-closure-info.drv
  /nix/store/5jm6bxz17lbjdvd6fybhpl0xxd39iihs-test-script.drv
  /nix/store/3144f2kagb63xqjjg4cmf5875h3ajcix-driverConfiguration.json.drv
  /nix/store/dg0na5gpjga3b7dwph5wiwz6wcav5i3x-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/691wcl5i4yclki7aq9ypfqvhmdq14xx3-container-test-run-iets-plumbing-e2e.drv