these 4 derivations will be built:
  /nix/store/9648zwjvhrnmmwhr0d06lxl2xy7bk0yd-test-script.drv
  /nix/store/2iffvbxaf0ij741s34avp3976kzb58zw-driverConfiguration.json.drv
  /nix/store/77chs0wsivzk4msp6l7jf9ssbrhjsb28-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/4gh8vwkpd80zqhyrf9ayc3fjz38kmw0d-container-test-run-iets-plumbing-e2e.drv