</span>
  <span>?options:<span><a href="../../../Utils/Dot/index.html#type-graph_style">Utils.Dot.graph_style</a> list</span> <span class="arrow">&#45;&gt;</span></span>
  <span>int <span class="arrow">&#45;&gt;</span></span>
  <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span>
  unit</span></code></div><div class="spec-doc"><p><code>dot_output_execs name depth s</code> writes a .dot representation, with name <code>name</code> of the execution trees obtained by calling <code>unwind de