these 6 derivations will be built:
  /nix/store/r1nss2p7l3xn6fz1vi4az980pwx1yqlz-iets-0.1.0.drv
  /nix/store/csazzz9vfbvr3d4dfqf4ba974aclmpvw-closure-info.drv
  /nix/store/2rzb1k8y1004swgp6ksblqz0192j5f5m-test-script.drv
  /nix/store/yxrxpm1asimyqisa797yy36jf4r759vf-driverConfiguration.json.drv
  /nix/store/44jdh4vg4qk4rh8naf45sid0wj2qbkbd-nixos-test-driver-iets-flaketest.drv
  /nix/store/f8m4332rgqgklcd5689cjp0i47if902j-container-test-run-iets-flaketest.drv