these 6 derivations will be built:
  /nix/store/g9dni5n6wvfivlvzczr88bm36495n2kg-iets-0.1.0.drv
  /nix/store/i107q1byhzlxpjfw9r5h5vl294dcx8p0-closure-info.drv
  /nix/store/dmx40qi5h8s4grmf2hpri788d0jf8kzz-test-script.drv
  /nix/store/35mw7j4lqwiwz2871dlszfxjb3w4ffdm-driverConfiguration.json.drv
  /nix/store/cdi8pskd9xy39l8wjlnclyym63cx6h82-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/kas7z3kj6567yvh2hzhalplfb3v36j4i-container-test-run-iets-plumbing-e2e.drv