these 6 derivations will be built:
  /nix/store/cm0b7pvis3nxns71c17wxs0f3awi1s0m-iets-0.1.0.drv
  /nix/store/nqpcly6ic3j65adlvnvsv24hkiw68jlv-closure-info.drv
  /nix/store/a1z8gvkhnzpfyyl0xjd0bfhr6j7b15q3-test-script.drv
  /nix/store/sqyqww7s0w970lw04s7ganmdxgaxipvb-driverConfiguration.json.drv
  /nix/store/h0ylzzlzx8fiv8cqy4gwlax20qnyywwp-nixos-test-driver-iets-cachetest.drv
  /nix/store/j431x5ifckrpcb3akgbxf3s46m141ahn-container-test-run-iets-cachetest.drv