these 6 derivations will be built:
  /nix/store/hx22na60l9iyf3rnqjq80kgi57pnni3n-iets-0.1.0.drv
  /nix/store/129ph7x4ffvgzc94bqd3w8igll7khm02-closure-info.drv
  /nix/store/nkidk63f795g9v96alw79njd1nl9mg5k-test-script.drv
  /nix/store/r76dskybgl6immrrv04vvnfd8f0ikq4r-driverConfiguration.json.drv
  /nix/store/av83n7gypmafifwvac53vmmb88jnh4vm-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/84k2phn6gxgval4xg07dxynj4ghmvi1h-container-test-run-iets-grpc-e2e.drv