these 6 derivations will be built:
  /nix/store/wc5j1njwljb9v2ywg6wgdgrpykcfjwk5-iets-0.1.0.drv
  /nix/store/wapk1ysfnrs1bz23c91wq86d51pzza0g-closure-info.drv
  /nix/store/z46a98q13j2zy7fsw4slj3qnziqrv2g2-test-script.drv
  /nix/store/0m6vqbnqgr1fks1xj0ys0089m4iiy634-driverConfiguration.json.drv
  /nix/store/rr15bsj72hp4xvl95yipalqw0rc8j5az-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/dakjnqwhxc5hz9hf0abq2dm7ndggc24b-container-test-run-iets-plumbing-e2e.drv