these 5 derivations will be built:
  /nix/store/jsss5ssycw69s7drr68b3yvfqsg58z4x-closure-info.drv
  /nix/store/czmdvc2i7qqk8fzd7kpp2ix7zyc3cx17-test-script.drv
  /nix/store/m2q1khkc32ql7mmsc2pw3yhrv1s21gxy-driverConfiguration.json.drv
  /nix/store/8srpjk3w87bimm0pd65aj1mjsrqizszj-nixos-test-driver-iets-cachetest.drv
  /nix/store/5bbixzcnp6qbwl23vf7mx6398g6clqrb-container-test-run-iets-cachetest.drv