 <span class='comment'>// (just need to get to `println!`)</span>
        <span class='kw'>let</span> <span class='ident'>x</span>: <span class='kw-2'>&amp;</span><span class='lifetime'>&#39;b</span> <span class='ident'>i32</span> <span class='op'>=</span> <span class='ident'>Index</span>::<span class='ident'>index</span>::<span class='op'>&lt;</span><span class='lifetime'>&#39;b</span><span class='op'>&gt;</span>(<span class='kw-2'>&amp;</span><span class='lifetime'>&#39;b</span> <span class='ident'>data</