these 6 derivations will be built:
  /nix/store/1m0vidkikvfacdmy9p7m27min02axija-iets-0.1.0.drv
  /nix/store/plv1npjl8sbdinfb4zqqwhjw74y7hq0w-closure-info.drv
  /nix/store/36n5yrvbbrs788hw8rddxhgk7099hq5w-test-script.drv
  /nix/store/krdjh99fz4wv39rmlibc0fx9yl1kb0b4-driverConfiguration.json.drv
  /nix/store/h8qsicji4l18ivsgzjxl24fkpffwq0sa-nixos-test-driver-iets-build-e2e.drv
  /nix/store/8sjdvxma7nj6ahp3fw1aff7jbbrki3lf-container-test-run-iets-build-e2e.drv