these 6 derivations will be built:
  /nix/store/n18wfw1hg7mdp69vqkyl7nx9x3za443m-iets-0.1.0.drv
  /nix/store/4alyl6ll81vjdscv1xhq6q3fln74hysp-closure-info.drv
  /nix/store/4d8yan9gl7lnpamq42b8nii69r58507j-test-script.drv
  /nix/store/c691jfd15xflh8a7jwp517bj95vlbgy0-driverConfiguration.json.drv
  /nix/store/hc8lrmrlxgazhlrbcpp8c3rx4xc5smxn-nixos-test-driver-iets-cachetest.drv
  /nix/store/x9dsi83611vqv65iqk1njk7y35jfay70-container-test-run-iets-cachetest.drv