{
  "graph": null,
  "err": {
    "errs": [
      {
        "range": "d2/testdata/d2compiler/TestCompile/image_children_Steps.d2,3:2:115-3:7:120",
        "errmsg": "d2/testdata/d2compiler/TestCompile/image_children_Steps.d2:4:3: steps is only allowed at a board root"
      }
    ]
  }
}