these 6 derivations will be built:
  /nix/store/qfmpks8kb2zm5yagr2pl8if3q00pic6w-iets-0.1.0.drv
  /nix/store/b2nx2wbvc4asfbw45scs2c9f0igxixiz-closure-info.drv
  /nix/store/mpqs8alqfwa1mpv7krw0znwpr1xzmy9h-test-script.drv
  /nix/store/wjhbxsl8r9c83xd2ffpr6ixjccndn7mj-driverConfiguration.json.drv
  /nix/store/0zda1yxdjxd09ga7minyqh638ggd0cby-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/gl83379b5j53mc3clbmihfnq8zcf47f0-container-test-run-iets-grpc-e2e.drv