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-rw-r--r--src/opt/sfm/sfmSat.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/opt/sfm/sfmSat.c b/src/opt/sfm/sfmSat.c
index bf6a06b0..01b9d4cf 100644
--- a/src/opt/sfm/sfmSat.c
+++ b/src/opt/sfm/sfmSat.c
@@ -59,7 +59,7 @@ void Sfm_NtkWindowToSolver( Sfm_Ntk_t * p )
// if ( p->pSat )
// printf( "%d ", p->pSat->stats.learnts );
sat_solver_restart( p->pSat );
- sat_solver_setnvars( p->pSat, 1 + Vec_IntSize(p->vDivs) + 2 * Vec_IntSize(p->vTfo) + Vec_IntSize(p->vRoots) + 100 );
+ sat_solver_setnvars( p->pSat, 1 + Vec_IntSize(p->vDivs) + 2 * Vec_IntSize(p->vTfo) + Vec_IntSize(p->vRoots) + 50 );
// create SAT variables
Sfm_NtkCleanVars( p );
p->nSatVars = 1;