these 6 derivations will be built:
  /nix/store/lmwrf1vlgawr1y0gq3l2i6hvhwjdapd6-iets-0.1.0.drv
  /nix/store/9071ww2xcvldff513h1kkz5i0igskm0l-closure-info.drv
  /nix/store/3fk1rwmwifrnyr321bb2fhqhgl73dp4x-test-script.drv
  /nix/store/6rm4h6dkyrzxdm8wkwnv3vwm2kyjv3fn-driverConfiguration.json.drv
  /nix/store/kxgifag41zvp6yp6rg0mpbh242m4ahs8-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/dswjv99g9cdq5n8zx5294ja55bxrwx7g-container-test-run-iets-grpc-e2e.drv