these 6 derivations will be built:
  /nix/store/bx53zbllp9i0131fv931xml7djl5pahs-iets-0.1.0.drv
  /nix/store/nlxm5qrjh6ipjz0cxc9phcrb675yhpyb-closure-info.drv
  /nix/store/5fqy77bvmsy0v8wf5z5j1qdp5cpnk59f-test-script.drv
  /nix/store/av94sfppca8brcfmqg66jh4zghmrh06z-driverConfiguration.json.drv
  /nix/store/wchivnxigfh03a0xiw6q6f6jiyinsyym-nixos-test-driver-iets-cachetest.drv
  /nix/store/52lyz5r5clrz8zaa7vczsb7y1npn4g70-container-test-run-iets-cachetest.drv