these 6 derivations will be built:
  /nix/store/9bmlmr92d5rkj050khhwr0yj9kg596h3-iets-0.1.0.drv
  /nix/store/agillcasl4vjhgz0blq7zdcymdbcby3r-closure-info.drv
  /nix/store/sv0hqrc55gmcz0sjd1dkani4isjf6zyx-test-script.drv
  /nix/store/cy4z1d6jfcav02p8g6kbj51k9064gqj1-driverConfiguration.json.drv
  /nix/store/g9jvgqr4laicf851rk76ik911fqa36dx-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/klxnqk0dsbhlb5gc1pi6i6fjgbwhfh24-container-test-run-iets-plumbing-e2e.drv