these 6 derivations will be built:
  /nix/store/3h5vd0yw3j8rwyhk61f8za96f2dkx5b5-iets-0.1.0.drv
  /nix/store/5kc4rv5fn8zb6khblzv9d6gwrzs27zci-closure-info.drv
  /nix/store/7fm6fr3gjqv1hpfabwnpvrmid81b2js3-test-script.drv
  /nix/store/9724zlzsaj1whm59i9j5jb275hffd35m-driverConfiguration.json.drv
  /nix/store/z5mprrrq1xgkxsjzk193lyprwibrgfc5-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/7jhp7hdxc25r114ysxi0017s184p9ph8-container-test-run-iets-grpc-e2e.drv