these 6 derivations will be built:
  /nix/store/l71h95lnka6i4hi4x41qf0sy4n500720-iets-0.1.0.drv
  /nix/store/1ycchcpi0mawxfnmpcfc5za2rsmfx8yw-closure-info.drv
  /nix/store/3dgnk3v9y8362jljp6g56kf5bg3nns3y-test-script.drv
  /nix/store/jzpr05yd4ig2kjd38s5ham4mf10w5al5-driverConfiguration.json.drv
  /nix/store/0my1qcrfava9hs35z7swg7z8z1hiq3px-nixos-test-driver-iets-build-e2e.drv
  /nix/store/7jp5br21p1fklirfaahb8l5a0mi68xzc-container-test-run-iets-build-e2e.drv