these 6 derivations will be built:
  /nix/store/l5j2kik16b9ff60qdh3w0bydf3dqlr7n-iets-0.1.0.drv
  /nix/store/3ghd3fiha1bh7x3rybx89f12wgkmxig7-closure-info.drv
  /nix/store/v51ghq8h89vj8z1rkr0c4rrbd1jfj120-test-script.drv
  /nix/store/4zdfbvfswrhcfvbld90lsvm235ns7zdf-driverConfiguration.json.drv
  /nix/store/3xj4pjnv1ll2x86xyhyvjs803j7lnhzf-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/cnydimf2nzppnj21a82aifg7cw2p3dvi-container-test-run-iets-grpc-e2e.drv