these 6 derivations will be built:
  /nix/store/5vq6435vkjx3qxw7k4ys00zaagxggghn-iets-0.1.0.drv
  /nix/store/crr16y56jmxcxcfm224nh3j0rrj6mnak-closure-info.drv
  /nix/store/xs17lxqb3kmra6apxy1r4jk6r37x7a19-test-script.drv
  /nix/store/x3f45qxjw1ylrfss31w43nby57cbf3zq-driverConfiguration.json.drv
  /nix/store/78wvidggz7jbbg66dfplxzxkbl5zknca-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/w683yfb5dvz2b4pd0z67dixdps58dw2q-container-test-run-iets-plumbing-e2e.drv