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-rw-r--r--src/theory/arith/attempt_solution_simplex.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/theory/arith/attempt_solution_simplex.cpp b/src/theory/arith/attempt_solution_simplex.cpp
index 9db56ff68..f0cecc24b 100644
--- a/src/theory/arith/attempt_solution_simplex.cpp
+++ b/src/theory/arith/attempt_solution_simplex.cpp
@@ -67,6 +67,7 @@ Result::Sat AttemptSolutionSDP::attempt(const ApproximateSimplex::Solution& sol)
if(processSignals()){
Debug("arith::findModel") << "attemptSolution("<< instance <<") early conflict" << endl;
+ d_conflictVariables.purge();
return Result::UNSAT;
}else if(d_errorSet.errorEmpty()){
Debug("arith::findModel") << "attemptSolution("<< instance <<") fixed itself" << endl;
@@ -114,9 +115,12 @@ Result::Sat AttemptSolutionSDP::attempt(const ApproximateSimplex::Solution& sol)
bool conflict = processSignals();
if(conflict){
d_errorSet.reduceToSignals();
+ d_conflictVariables.purge();
+
return Result::UNSAT;
}
}
+ Assert( d_conflictVariables.empty() );
if(d_errorSet.errorEmpty()){
return Result::SAT;
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