these 6 derivations will be built:
  /nix/store/ay51zxqkxq8c1278h6l6afdixnxgnmqj-iets-0.1.0.drv
  /nix/store/vv9fz6ip5p7ail0l410n5fpj7yf0jbpc-closure-info.drv
  /nix/store/yzipbksbbl016b3kv9v8assrcrk2pa3i-test-script.drv
  /nix/store/xhl59v2l9mlc5qcbq129k623406rgg0f-driverConfiguration.json.drv
  /nix/store/xgrivrv26idgjz3b2m0caxkbk6dphca5-nixos-test-driver-iets-classic-e2e.drv
  /nix/store/5cq4fbiy7ys2myg0raggnlflclh2d8vn-container-test-run-iets-classic-e2e.drv