these 6 derivations will be built:
  /nix/store/x4cq918mf8iwqn9k8x9hgapaldsznin9-iets-0.1.0.drv
  /nix/store/1mg7f4k4fi56xbzbm8wxjchybkjfl0ih-closure-info.drv
  /nix/store/s68lkwd0bf4yj7q91yzd8g9plzqhcwqj-test-script.drv
  /nix/store/iwh850pv8dn7qk7hnnwv53xiaf110j12-driverConfiguration.json.drv
  /nix/store/6j2v7aqvbk8i30bk8mi4844h7fvqq6fm-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/k07xjcf41kp1nhfw3hhd328mk7p7gpwj-container-test-run-iets-grpc-e2e.drv