these 6 derivations will be built:
  /nix/store/bfd8blq5bzb5svcys599njbbjpyj9qh3-iets-0.1.0.drv
  /nix/store/40a14vh4aj33jfcyk5wjwj7pwvagc80g-closure-info.drv
  /nix/store/f38ggf95zxlfmdk8mjpd68d3xb00pp4q-test-script.drv
  /nix/store/n56s3cwnp11y9cx490gc2mkc6baxar3b-driverConfiguration.json.drv
  /nix/store/n1l5rfj0sr70px690fp0l7qizrrjb8wg-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/6522s74v6vbcr3brz5w6nhy19wvfm00y-container-test-run-iets-grpc-e2e.drv