these 4 derivations will be built:
  /nix/store/1safv3pc92lr0lg1waqhjr174q38wmkx-test-script.drv
  /nix/store/nkgv1hscc824kmdps8m83x614vwppvzm-driverConfiguration.json.drv
  /nix/store/5lr0mgg781yjj8zwkrphfrwsq5ghrp6n-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/0gcyv4x2hpmmzd9j02gnww0pqxk7rdgb-container-test-run-iets-plumbing-e2e.drv