# MutantHub mutant #581: Arithmetic operator mutation at descriptor.cpp:342
# Repository: bitcoin/bitcoin @ 1aafd49077041e874d6b5f114927bc37e5b85d71
# File: src/script/descriptor.cpp:342-342
# Review: APPROVED; outcome: KILLED
--- a/src/script/descriptor.cpp
+++ b/src/script/descriptor.cpp
@@ -342,1 +342,1 @@
-        std::copy(keyid.begin(), keyid.begin() + sizeof(info.fingerprint), info.fingerprint);
+        std::copy(keyid.begin(), keyid.begin() - sizeof(info.fingerprint), info.fingerprint);