these 6 derivations will be built:
  /nix/store/37l3cw5awml4l0bdhvjfgdsdr0c66ykd-iets-0.1.0.drv
  /nix/store/bmnkvj24i855i9zl6abqmmywnwg4qy2b-closure-info.drv
  /nix/store/pwizng1qh3r2pfjm8zgabj59yibzhpa1-test-script.drv
  /nix/store/80yclxi1nqhbl4y25pyiv4w8ady4xba9-driverConfiguration.json.drv
  /nix/store/a907ix5s28yc7jqwsq8wvynk08xs473s-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/yz2sw05qm94p2r6cij0cqjcplhgj7bxk-container-test-run-iets-plumbing-e2e.drv