these 6 derivations will be built:
  /nix/store/jdihvci0831ic7cxb06mwvvkfxgsr29w-iets-0.1.0.drv
  /nix/store/qmmz2c1h2nrkr47i64v38kza20y98x0s-closure-info.drv
  /nix/store/j3j3z6jhz3cka725cji7bvzk94ml05y9-test-script.drv
  /nix/store/vcrpqa1zjdnj89czixahdypmx1chrp9x-driverConfiguration.json.drv
  /nix/store/966x9ff7f7hwxzdjmkpzr35n2l3j1739-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/n84iq6jzdi7xic60qa0b05ssl82n3197-container-test-run-iets-grpc-e2e.drv