these 6 derivations will be built:
  /nix/store/zlhx72mrh7nwbk33bmna7dd40grblck0-iets-0.1.0.drv
  /nix/store/bih2641fh8w8aa029dli3bnr7n1gbl11-closure-info.drv
  /nix/store/q8f4ddg1mgjz9igvb3lq6zjc162ff8w7-test-script.drv
  /nix/store/6d950yp2llagi04mfnl1ai5fn3dyrk2h-driverConfiguration.json.drv
  /nix/store/f8fs68ck546q3qz4rxc3vvhixkliamch-nixos-test-driver-iets-cachetest.drv
  /nix/store/0brb9d0627qxsj5gm8cr17c7z7ai90ff-container-test-run-iets-cachetest.drv