Add missing stat for lemmas based on inferences (#4214)

diff --git a/src/theory/strings/inference_manager.cpp b/src/theory/strings/inference_manager.cpp
index cb0c807ccf68bbab5075ed7f757ce7a419e8da1f..772444f9005f4ce99656bf5cc9b5ce4658ac5a42 100644 (file)
--- a/src/theory/strings/inference_manager.cpp
+++ b/src/theory/strings/inference_manager.cpp
@@ -601,6 +601,7 @@ void InferenceManager::doPendingLemmas()
     for (const Node& lc : d_pendingLem)
     {
       Trace("strings-pending") << "Process pending lemma : " << lc << std::endl;
+      ++(d_statistics.d_lemmasInfer);
       d_out.lemma(lc);
     }
     for (const std::pair<const Node, bool>& prp : d_pendingReqPhase)