these 6 derivations will be built:
  /nix/store/3wmwc9raz1pddrv84af6c78rf3niq2gh-iets-0.1.0.drv
  /nix/store/pjdz2qkg42igwg0iwqbbi7mpq6rzqhqd-closure-info.drv
  /nix/store/sm06pg2d3wkkasyqg9rzncl2wzhrf5yn-test-script.drv
  /nix/store/1074kdf75jis2sy2pi9475bc6ab4ar1s-driverConfiguration.json.drv
  /nix/store/5iq1yvjrpgk3yblyrjvmqkyqnmjd0i9s-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/mr382y79akhavacsyw2hw8p6h58zqdkd-container-test-run-iets-grpc-e2e.drv