these 6 derivations will be built:
  /nix/store/3vb8fi2iambaz032qrqpdnc4c145ybv7-iets-0.1.0.drv
  /nix/store/a4jvjm4im4dapy0nfw9ws53vqsizklf3-closure-info.drv
  /nix/store/wyv80ihqkqgj6jiayfcc79grb0p2bcgi-test-script.drv
  /nix/store/i9kl75r12lwmapnhnrl1673szkybc3a1-driverConfiguration.json.drv
  /nix/store/i30j6ahq28ffvcz4idb6fwhsrj0bab91-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/r8jx5zdj1pkd4bkw7sqv4q6c425csjga-container-test-run-iets-plumbing-e2e.drv