s.t</a>)</span> list</span></span></code></div><div class="spec-doc"><p>path from a source to a sink with passthroughs at each step in the call stack. the first set of passthroughs are the ones in the &quot;reporting&quot; procedure that calls the first function in both the source and sink stack</p></div></div><div class="odoc-spec"><div class="spec type" id="type-report" class="anchored"><a href="#type-report" class="anchor"></a><code><span><span class="keyword">type</span> report</span><span> = </span><sp