these 6 derivations will be built:
  /nix/store/fk8spr0prc1c35yf2bmchnnk9xq6ji0f-iets-0.1.0.drv
  /nix/store/9c3qp6lmiy6mklm6kgcc0fiis44clgif-closure-info.drv
  /nix/store/irhk1rywwj68p66kf6zgr73afxz9gxz4-test-script.drv
  /nix/store/1k935qvmn81w8kjv0pcr9ni586p8il4x-driverConfiguration.json.drv
  /nix/store/ddazsy6bnxmyqlndhhnrl6kxz72fcwjc-nixos-test-driver-iets-build-e2e.drv
  /nix/store/znvwvr6f4pk9mv8rdmv44psmgz0cb95a-container-test-run-iets-build-e2e.drv