these 6 derivations will be built:
  /nix/store/39mg30q9gbk004lwc1d7vali5yn077jk-iets-0.1.0.drv
  /nix/store/rxg6hk3sdn8ywkrnrbqyzggq4q59xmdj-closure-info.drv
  /nix/store/si02bs6592x7nc1gdawli933xp43azi2-test-script.drv
  /nix/store/xiiy3ibhk63kn4q9z8b1hmr9g0hkvy3y-driverConfiguration.json.drv
  /nix/store/gi56r65ililwkzrvjasnkx1q4nln0gk5-nixos-test-driver-iets-cachetest.drv
  /nix/store/n26z2rrazzd4fmqwsl7ljnayl666xnkk-container-test-run-iets-cachetest.drv