these 6 derivations will be built:
  /nix/store/f96a5h0j4dy1dmhnxnazmn2nsxg7k2v1-iets-0.1.0.drv
  /nix/store/xn782z68bv9pirf9f73ghi7dhw0vnwip-closure-info.drv
  /nix/store/bb4rj1pk26wjw47kl1nyyprr64s1yhxs-test-script.drv
  /nix/store/czv1i6ma5p5rw7hvfs2fxl4n2fg5jq8f-driverConfiguration.json.drv
  /nix/store/qm3f1zmwick5sx6gw0hky80lbgk65bj0-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/jv2927ir4bqyxhddaii7rxfighbsbx2h-container-test-run-iets-grpc-e2e.drv