these 6 derivations will be built:
  /nix/store/2ncmz00d9nzff3kj00plmqwj7b005amg-iets-0.1.0.drv
  /nix/store/0f9mw7lgzz6bvvcz3dzbxxz7n7vl2vsi-closure-info.drv
  /nix/store/zyd5kp3jkcpiamjchmd7dm1y0xq1nq0g-test-script.drv
  /nix/store/x7za3qy1jig71jsqipd7hk9nimvc1370-driverConfiguration.json.drv
  /nix/store/ha7p57dvxs1ij5zrr1d6r7s1dcir9gvk-nixos-test-driver-iets-prefetch-e2e.drv
  /nix/store/id1fh6r3jmp6yyf9c2jy36fzrqz18wfy-container-test-run-iets-prefetch-e2e.drv