these 5 derivations will be built:
  /nix/store/j0355iwsf9ih7araqml6b3yb4ifwa40i-closure-info.drv
  /nix/store/2ibaan7yzpzy6x3bry2gmy01lhs3idyc-test-script.drv
  /nix/store/nmy59aqj1k67p1yfjvrh99v87ry8fx8p-driverConfiguration.json.drv
  /nix/store/0q38y4qh5hiapbz8q9gdqmzkizqq82fz-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/4a9ar18s9005z7mxkfi2hlydp4p6lknc-container-test-run-iets-grpc-e2e.drv