these 6 derivations will be built:
  /nix/store/psyff3azffag4y4dn6yf3qx2v7zf2277-iets-0.1.0.drv
  /nix/store/yvrb2vdll8z5s57vf3lfgayr30jhb7ga-closure-info.drv
  /nix/store/zw4vffam2451540k0a6zw2haxjn24z8h-test-script.drv
  /nix/store/9cn60azx84lwdisqr8fc86a6na5m6q35-driverConfiguration.json.drv
  /nix/store/w6g8rdfqg7as3llxw9lj4myrcb7zhzwy-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/bhq13nx33qsg1ma4jldy1x9p6x0s27qx-container-test-run-iets-grpc-e2e.drv