update Miri
diff --git a/src/tools/miri b/src/tools/miri
index b9b2af9..b13b79d 160000
--- a/src/tools/miri
+++ b/src/tools/miri
@@ -1 +1 @@
-Subproject commit b9b2af9729243ab8d5b02cca2e19ce93cc23c1b1
+Subproject commit b13b79db73e3fa692fc648a8cd70f162a5eade34