these 6 derivations will be built:
  /nix/store/6gs1c4zhd1wnb08vkhza76zdis3p11p0-iets-0.1.0.drv
  /nix/store/n3abljfbxb6k4hc48kvs2syl2qk8jsf2-closure-info.drv
  /nix/store/0c37k4zp4ahg7sqjrzrgjwhr29blnf6s-test-script.drv
  /nix/store/cg9csm45qrsj8pkfbsm8iv6acd7294xm-driverConfiguration.json.drv
  /nix/store/q1chj4b61n158lbf7ybzn7b7g3d55cl7-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/cg4drixbxqdgxi6gk3g27kiwm37gx7s8-container-test-run-iets-plumbing-e2e.drv