these 6 derivations will be built:
  /nix/store/ig5bk62gbh1kd474q3fb874va2i0i8hs-iets-0.1.0.drv
  /nix/store/vj574yh9lm99x1yv90maaqhywg777wyy-closure-info.drv
  /nix/store/2bxyngqxsnyv1nbq6qgrfmbax9pk58qk-test-script.drv
  /nix/store/vnxfc0pvrlyk2g62zbr7cyn5fch0d9qi-driverConfiguration.json.drv
  /nix/store/s8njwrcic7k298rw6bkgvvhghj3gsxfk-nixos-test-driver-iets-classic-e2e.drv
  /nix/store/jf2fifwzk9my46b74fprc2748kp7zc2a-container-test-run-iets-classic-e2e.drv