number'>1</span>, <span class='number'>2</span>);
{
    <span class='comment'>// reborrow x to two disjoint subfields</span>
    <span class='kw'>let</span> <span class='ident'>y</span> <span class='op'>=</span> <span class='kw-2'>&amp;</span><span class='kw-2'>mut</span> <span class='ident'>x</span>.<span class='number'>0</span>;
    <span class='kw'>let</span> <span class='ident'>z</span> <span class='op'>=</span> <span class='kw-2'>&amp;</span><span class='kw-2'>mut</span> <span class='ident'>x</span>.<s