these 6 derivations will be built:
  /nix/store/bmil3rn39zxjrifqnvdiziv6qv3ipizp-iets-0.1.0.drv
  /nix/store/dd9b76avipgqnmcj8s8s6sk5p5nfpkac-closure-info.drv
  /nix/store/l2flw3001klmbsjcqs2birawmc58s52m-test-script.drv
  /nix/store/q6l65dccz4b8l31c1s9ffm0plxvrzkb3-driverConfiguration.json.drv
  /nix/store/y4h0bc79yfvavznkrl2nhqrqxgjmwbz2-nixos-test-driver-iets-build-e2e.drv
  /nix/store/9ihq2560afn5ki7av22rv6552qphwyg8-container-test-run-iets-build-e2e.drv