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-rw-r--r--proofs/signatures/drat.plf4
1 files changed, 2 insertions, 2 deletions
diff --git a/proofs/signatures/drat.plf b/proofs/signatures/drat.plf
index fa7ca3055..9f1ec00a9 100644
--- a/proofs/signatures/drat.plf
+++ b/proofs/signatures/drat.plf
@@ -325,7 +325,7 @@
; Do unit propagation on `f`, constructing a UP model for it.
-(program build_up_model ((f cnf)) clause
+(program build_up_model ((f cnf)) UPConstructionResult
(match (unit_search f)
(USRBottom UPCRBottom)
(USRNoUnit (UPCRModel cln))
@@ -338,7 +338,7 @@
; Given some starting assignment (`up_model`), continue UP to construct a larger
; model.
-(program extend_up_model ((f cnf) (up_model clause)) clause
+(program extend_up_model ((f cnf) (up_model clause)) UPConstructionResult
(do (clause_into_global up_model)
(let result (build_up_model f)
(do (clause_undo_into_global up_model)
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