these 6 derivations will be built:
  /nix/store/vfwcha69043j8gwn39ad8nsmqqr3w7mg-iets-0.1.0.drv
  /nix/store/zqn45wp550h6bkvgvyc0996adfn91vss-closure-info.drv
  /nix/store/ajkg76qn8j96ca9yip3h30bxrps2n49w-test-script.drv
  /nix/store/8wrcnzv7fzf4915sqai3wlxrpw0bj5aj-driverConfiguration.json.drv
  /nix/store/3ibcnxg7vmsi9r0gzva83p5n3y0xp55f-nixos-test-driver-iets-prefetch-e2e.drv
  /nix/store/l28ff2bjvbg3wvirappz0hqixkdx5s3d-container-test-run-iets-prefetch-e2e.drv