these 5 derivations will be built:
  /nix/store/2cx4088svq1ill982qh9lncj09pxjy1a-closure-info.drv
  /nix/store/fnrlpwcg9nmwk0infhhcwr6rm9rfxnkx-test-script.drv
  /nix/store/68l5cgkzkx42slnbkmsw40sf443694ww-driverConfiguration.json.drv
  /nix/store/5mjinivvcc8jhy7pw5mlyrzkc7qgni2q-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/4zv86yyhsnjfh1w3xn9kwkcb8gihl798-container-test-run-iets-grpc-e2e.drv