these 6 derivations will be built:
  /nix/store/qfmpks8kb2zm5yagr2pl8if3q00pic6w-iets-0.1.0.drv
  /nix/store/6r6v583n2jj8dkhz71fw4rl8kc6qkqh5-closure-info.drv
  /nix/store/l6vsak8m1gs652vh50hwwq9hf183dx8g-test-script.drv
  /nix/store/phj9pzvlwybrypqwxg1gq3gn9w3i49cy-driverConfiguration.json.drv
  /nix/store/q6w080znmkbakx27h7mbmsnznrj3bns1-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/n62ilrdp070871isbmjzyj3im694z8ky-container-test-run-iets-plumbing-e2e.drv