these 4 derivations will be built:
  /nix/store/0s8lv9wzybicg8r77piqvs12jfcp6nka-test-script.drv
  /nix/store/j8ckm2qpa392m7c1gsk97d5ahm2cw0zr-driverConfiguration.json.drv
  /nix/store/vljrxmi2fadvgaahhfhbkxqjklhjvksj-nixos-test-driver-clan-test-iso.drv
  /nix/store/6mnmlcnf6gy65siq9pir8csijyjkfcha--test-run-clan-test-iso.drv