fier">ep</span> <span class="special">&lt;&lt;</span> <span class="string">"\n"</span><span class="special">;</span>
    <span class="special">}</span>
<span class="special">);</span>

<span class="comment">// The timer is still running. If we don't want the next</span>
<span class="comment">// operation to time out 30 seconds relative to the previous</span>
<span class="comment">// call  to `expires_after`, we need to turn it off before</span>
<span class="comment">// starting another asynchronous operatio