@Override
    void rename(String oldName, String newName, StreamToLoopReplacementContext context) {
      myOrigin = replaceVarReference(myOrigin, oldName, newName, context);
      myBound = replaceVarReference(myBound, oldName, newName, context);
    }
@Override
    void rename(String oldName, String newName, StreamToLoopReplacementContext context)