these 6 derivations will be built:
  /nix/store/gh89mfggkjlwvibzybis63x6f7cmhf1h-iets-0.1.0.drv
  /nix/store/mxm0kd5kmdj02r56kxd75h6lp6ns0b83-closure-info.drv
  /nix/store/48pjdgzwmk1h0qpz4kz1kl59yibavb5m-test-script.drv
  /nix/store/1q0fdcbp2l3r497zv27afq0d9ycrar4m-driverConfiguration.json.drv
  /nix/store/dqyfgn5ampccsai0varb1pnsxy5m7pc6-nixos-test-driver-iets-flaketest.drv
  /nix/store/dxzp3pww5b5cw2lndvhi642lfqi1lgk9-container-test-run-iets-flaketest.drv