these 4 derivations will be built:
  /nix/store/16f103yxfn1prbxn9ps924j275bmi9ib-test-script.drv
  /nix/store/r0d5mhhcmhm8x0fbjyajv9f142m2n70g-driverConfiguration.json.drv
  /nix/store/3alzkagnldv5lz6y7aq7jq36qli43lyp-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/v8s4pf298bnmahg7yskw9d1ljza50qfg-container-test-run-iets-plumbing-e2e.drv