these 6 derivations will be built:
  /nix/store/3vb8fi2iambaz032qrqpdnc4c145ybv7-iets-0.1.0.drv
  /nix/store/a4jvjm4im4dapy0nfw9ws53vqsizklf3-closure-info.drv
  /nix/store/16bi59mm9qv6ixk1az7h2b467mkd2yza-test-script.drv
  /nix/store/4p9yx5wb13gyq94af7fiwgm5japz28cb-driverConfiguration.json.drv
  /nix/store/2lvz4yrg5x94xdyk1nb1h78anrqp82w2-nixos-test-driver-iets-prefetch-e2e.drv
  /nix/store/ylnqd184rpybc8fcyba9zrlm77rlr7zk-container-test-run-iets-prefetch-e2e.drv