45;&gt;</span></span> <span><a href="#type-inst">inst</a> <span class="arrow">&#45;&gt;</span></span> <a href="#type-inst">inst</a></span></code></div><div class="spec-doc"><p>join of instrumentations, can raise JoinFail</p></div></div><div class="odoc-spec"><div class="spec value" id="val-inst_partial_meet" class="anchored"><a href="#val-inst_partial_meet" class="anchor"></a><code><span><span class="keyword">val</span> inst_partial_meet : <span><a href="#type-inst">inst</a> <span class="arrow">&#45;&gt;</s