these 6 derivations will be built:
  /nix/store/v812g0awzqvxl96q9r2gxmj88a7bfa8v-iets-0.1.0.drv
  /nix/store/4qbichz97xf3sqfpfsavysriz118yjg4-closure-info.drv
  /nix/store/bqsddyn4gyk6lwny8n5if6hdyk3x9n1z-test-script.drv
  /nix/store/dpk0wgd30lrgbchpisrkn165af4asc7i-driverConfiguration.json.drv
  /nix/store/knhd40gfh8s3iik8d36lf5l5yi29m65s-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/gk3fq8nza5f98pi4bvq7vpbw13vfxbab-container-test-run-iets-plumbing-e2e.drv