these 6 derivations will be built:
  /nix/store/vljpn4d2bmx5hx2i40b16f2wf2c6z68w-iets-0.1.0.drv
  /nix/store/akvas60b4gmrxxnzag6ghqyv3k9h0044-closure-info.drv
  /nix/store/6xvk4cajib0yx4pwpa6ngkkhjhvi5n3g-test-script.drv
  /nix/store/4fmfmmlddc9av2d0ilwbck63jpdkjzq5-driverConfiguration.json.drv
  /nix/store/vpqm1scb6mrzkm7y19fnvn0q4a1vlgvn-nixos-test-driver-iets-flaketest.drv
  /nix/store/4qggzx30jxrf0i0m13fwks36qgm3ys1m-container-test-run-iets-flaketest.drv