Only save farkas+tightening proofs. Error on holes

I'll remove the error later

2 files changed, 13 insertions, 5 deletions

diff --git a/src/proof/arith_proof.cpp b/src/proof/arith_proof.cpp
index 7deb22d48..2660f723f 100644
--- a/src/proof/arith_proof.cpp
+++ b/src/proof/arith_proof.cpp
@@ -1156,8 +1156,10 @@ void LFSCArithProof::printTheoryLemmaProof(std::vector<Expr>& lemma,
   }
   else
   {
+    AlwaysAssert(false) << "arith hole!";
     os << "\n; Arithmetic proofs which use reasoning more complex than Farkas "
-          "proofs are currently unsupported\n(clausify_false trust)\n";
+          "proofs and bound tightening are currently unsupported\n"
+          "(clausify_false trust)\n";
   }
 }
 
diff --git a/src/theory/arith/theory_arith_private.cpp b/src/theory/arith/theory_arith_private.cpp
index 6c226bb61..fb71bb1b1 100644
--- a/src/theory/arith/theory_arith_private.cpp
+++ b/src/theory/arith/theory_arith_private.cpp
@@ -2188,8 +2188,11 @@ void TheoryArithPrivate::outputConflicts(){
         }
 
         Assert(conflict.getNumChildren() == pf.d_farkasCoefficients->size());
-        d_containing.d_proofRecorder->saveFarkasCoefficients(
-            conflictInFarkasCoefficientOrder, pf.d_farkasCoefficients);
+        if (confConstraint->hasSimpleFarkasProof())
+        {
+          d_containing.d_proofRecorder->saveFarkasCoefficients(
+              conflictInFarkasCoefficientOrder, pf.d_farkasCoefficients);
+        }
       })
       if(Debug.isOn("arith::normalize::external")){
         conflict = flattenAndSort(conflict);
@@ -4951,8 +4954,11 @@ bool TheoryArithPrivate::rowImplicationCanBeApplied(RowIndex ridx, bool rowUp, C
         Assert(coeffs != RationalVectorPSentinel);
         Assert(conflictInFarkasCoefficientOrder.getNumChildren()
                == coeffs->size());
-        d_containing.d_proofRecorder->saveFarkasCoefficients(
-            conflictInFarkasCoefficientOrder, coeffs);
+        if (implied->hasSimpleFarkasProof())
+        {
+          d_containing.d_proofRecorder->saveFarkasCoefficients(
+              conflictInFarkasCoefficientOrder, coeffs);
+        }
       })
       outputLemma(clause);
     }else{