these 6 derivations will be built:
  /nix/store/vs7h9kn28cg90whp1bmpf9h8669v3xs3-iets-0.1.0.drv
  /nix/store/d5b4jdhs1ybm21793i4p9yjfgpzkvm30-closure-info.drv
  /nix/store/qqsdyca1yja59jy3vrpzhvwza3g2z2ck-test-script.drv
  /nix/store/9jlz1qdarb52w2h71wablkq7riybd38z-driverConfiguration.json.drv
  /nix/store/q2bv6frhzyzfs2zkiwqmyj70smxva4j6-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/4zza735dracdhflcmy2hy2w4pkkpvmpf-container-test-run-iets-grpc-e2e.drv