these 6 derivations will be built:
  /nix/store/z5njqy0zvirpg5idp71w9pvli33s6fqm-iets-0.1.0.drv
  /nix/store/ijrspjfvsqf9jk39kghxwpqx4b2vw4qh-closure-info.drv
  /nix/store/3hbqbzsf7mbdvyyixcwv5mrpb04cff20-test-script.drv
  /nix/store/99zhiqn3x9mzlsy6lcg8j0g4w1rmb64f-driverConfiguration.json.drv
  /nix/store/f4q0qf8r1cijil68ifx1h4lrlwfd9f13-nixos-test-driver-iets-prefetch-e2e.drv
  /nix/store/0ahy1bjpasv105vay3kjicfa1pmyk8sn-container-test-run-iets-prefetch-e2e.drv