these 4 derivations will be built:
  /nix/store/l3m87jkxgi64gfcnbxpy5ih0rrnfa78a-test-script.drv
  /nix/store/kkzqbvh68w64cqf238g5vz943yg0gfxm-driverConfiguration.json.drv
  /nix/store/4z8d94wd4hn2mlqdfq4zq402v4kkw2iw-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/k0p9ifjrmfsl3n724zi382afrv2dvhmv-container-test-run-iets-plumbing-e2e.drv