these 6 derivations will be built:
  /nix/store/y4yss4yy4daxs1cpk6zw0pmla6y43s5z-iets-0.1.0.drv
  /nix/store/23ns0yq82bg682ncxa4gyzvv26453bik-closure-info.drv
  /nix/store/s1qq9all8znjs52sgcjj3b25lrrd770x-test-script.drv
  /nix/store/fyvchc1g4gmzsqgzg89zh4dj0mg7s2y7-driverConfiguration.json.drv
  /nix/store/5i5w5qcg068mx67xq061h4psrnckn0pq-nixos-test-driver-iets-classic-e2e.drv
  /nix/store/h6an1qgxn4ixdi07hhfdi7k34lwfn7fk-container-test-run-iets-classic-e2e.drv