def lines_to_display(full_trace)
      ActiveRecordQueryTrace.lines.zero? ? full_trace : full_trace.first(ActiveRecordQueryTrace.lines)
    end
def lines_to_display(full_trace)
      ActiveRecordQueryTrace.lines.zero? ? full_trace : full_trace.first(ActiveRecordQueryTrace.lines)
    end
Must be called after the backtrace cleaner.