these 5 derivations will be built:
  /nix/store/ihmwbdwa7956d6w1bc8s9k4vypwjrxr8-closure-info.drv
  /nix/store/nzsij9jwyivf92phb1aisk10v3xk296k-test-script.drv
  /nix/store/gcf9a79yq9sj3gmmrwl243lqddi1n8j0-driverConfiguration.json.drv
  /nix/store/ixpa8adxnwv5zdqgplmyzl133lkk4h5y-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/p8gxj062qr0p9rvlcrrkrf7fjq3q365n-container-test-run-iets-grpc-e2e.drv