val</span> get_footprint_indexes : <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <a href="../../../../IStdlib/IntSet/index.html#type-t">IStdlib.IntSet.t</a></span></code></div><div class="spec-doc"><p>get the footprint indexes for all of the sources in the trace</p></div></div><div class="odoc-spec"><div class="spec value" id="val-append" class="anchored"><a href="#val-append" class="anchor"></a><code><span><span class="keyword">val</span> append : <span><a href="#type-t">t</a> <