From 78b986c8c45159c1a6669602ec724dbfa2a5047b Mon Sep 17 00:00:00 2001
From: Andrew Reynolds <andrew.j.reynolds@gmail.com>
Date: Wed, 23 May 2018 20:41:11 -0500
Subject: [PATCH] Remove spurious assertion in nonlinear extension (#1972)

---
 src/theory/arith/nonlinear_extension.cpp | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/theory/arith/nonlinear_extension.cpp b/src/theory/arith/nonlinear_extension.cpp
index 2ad79ac57..c9a4c5075 100644
--- a/src/theory/arith/nonlinear_extension.cpp
+++ b/src/theory/arith/nonlinear_extension.cpp
@@ -1038,7 +1038,6 @@ bool NonlinearExtension::checkModel(const std::vector<Node>& assertions,
 void NonlinearExtension::addCheckModelSubstitution(TNode v, TNode s)
 {
   // should not substitute the same variable twice
-  Assert(v.isVar());
   Assert(!hasCheckModelAssignment(v));
   for (unsigned i = 0, size = d_check_model_subs.size(); i < size; i++)
   {
-- 
2.30.2