these 6 derivations will be built:
  /nix/store/zlhx72mrh7nwbk33bmna7dd40grblck0-iets-0.1.0.drv
  /nix/store/bih2641fh8w8aa029dli3bnr7n1gbl11-closure-info.drv
  /nix/store/z5pc5h7jqm42ad1nkkscmf7amdci008g-test-script.drv
  /nix/store/y2l3piwi6prfjv27q5rk9lbzjl1bg59f-driverConfiguration.json.drv
  /nix/store/svzzmbcv1df22k9msfvpmdrispcmwkxi-nixos-test-driver-iets-flaketest.drv
  /nix/store/ba6k3jr4md7pqfyq0b5nhlzrpgfmrc01-container-test-run-iets-flaketest.drv