these 5 derivations will be built:
  /nix/store/wbhxxj7drjhmafd362kbikax53fg2iyk-closure-info.drv
  /nix/store/h8xcy2ffmyanb4y3lvrkfydhnh8r96gq-test-script.drv
  /nix/store/77x3qm0i3il741nazw82i8r243flhn6l-driverConfiguration.json.drv
  /nix/store/n7wqp2xxrpfmmvb5a9zsnbsmgcp2jwnv-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/77m3ch4368flpd7dd6fl3xf62wsf754v-container-test-run-iets-grpc-e2e.drv