these 6 derivations will be built:
  /nix/store/aqy3j68hvrhk4ikywr721fp2yz8sn9qb-iets-0.1.0.drv
  /nix/store/xs7ry7pjsirsmksa9nv2l1nrmgjx7zgd-closure-info.drv
  /nix/store/anlhviyvkhyxf6jp0wv7x857kl3d0nkg-test-script.drv
  /nix/store/x70n99bayv6xb2xd6r445l285xv15r0s-driverConfiguration.json.drv
  /nix/store/4rmq8yn22dj63ijpxkk30ajzv1iv42nw-nixos-test-driver-iets-flaketest.drv
  /nix/store/bwa1ancanma44dif3ck2zbn3bf8nsa6g-container-test-run-iets-flaketest.drv