# MutantHub mutant #757: Arithmetic operator mutation at descriptor.cpp:1795
# Repository: bitcoin/bitcoin @ 1aafd49077041e874d6b5f114927bc37e5b85d71
# File: src/script/descriptor.cpp:1795-1795
# Review: APPROVED; outcome: KILLED
--- a/src/script/descriptor.cpp
+++ b/src/script/descriptor.cpp
@@ -1795,1 +1795,1 @@
-            elem = elem.first(elem.size() - 1);
+            elem = elem.first(elem.size() + 1);