these 6 derivations will be built:
  /nix/store/jccw7p7ig5i5dqfg3agqmkgr5qyv3q05-iets-0.1.0.drv
  /nix/store/rs8s626d1n274xfhw3rrc6bwsr7c9r50-closure-info.drv
  /nix/store/ad500rv7pqwn93xkbz3mq62kahmagp9a-test-script.drv
  /nix/store/s8p92vjkaj4pdjj6l0g68nfwkpz84hxn-driverConfiguration.json.drv
  /nix/store/a8wbchy8v0n5985q49gh2zkhbjrrbs71-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/8iw2iy5fy6i01v0jic2l3r8i6mdwkr79-container-test-run-iets-grpc-e2e.drv