 new ones</p></dd></dl><dl><dt class="spec value" id="val-get_footprint_indexes"><a href="#val-get_footprint_indexes" class="anchor"></a><code><span class="keyword">val</span> get_footprint_indexes : <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> <a href="../../IStdlib/index.html#module-IntSet">IStdlib.IntSet</a>.t</code></dt><dd><p>get the footprint indexes for all of the sources in the trace</p></dd></dl><dl><dt class="spec value" id="val-append"><a href="#val-append" class="anchor"></a><code><s