these 5 derivations will be built:
  /nix/store/d381xm3ap142hxamyz09clkss5f2jfk7-closure-info.drv
  /nix/store/jqiw35qj8cif5pp99a88vqwbhdz5j6nw-test-script.drv
  /nix/store/jljp2jmahfaz0h9l7v4vy3qiq753dfih-driverConfiguration.json.drv
  /nix/store/4qjf3kg252y0axjxwmb6l61i0r2k0ky1-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/gfv7l3gy26a4gr6ysvkl3y5h8q813irg-container-test-run-iets-grpc-e2e.drv