these 4 derivations will be built:
  /nix/store/znq302hfayk7qnji1ngpd7lqvjwmvwxi-test-script.drv
  /nix/store/335l98jsj88aqmvvdc0jf9cx9mcf7zq8-driverConfiguration.json.drv
  /nix/store/xkf6lhmxxyxhzjdvygqb7rcm2q1hpxzl-nixos-test-driver-iets-flaketest.drv
  /nix/store/yj3ggw8w3zs2n695zd5rvshgwqfrs2pj-container-test-run-iets-flaketest.drv