diff --git a/src/test/run-make/sanitizer-memory/Makefile b/src/test/run-make/sanitizer-memory/Makefile
index 7502ef0e7a7b..f3a896cd4ab9 100644
--- a/src/test/run-make/sanitizer-memory/Makefile
+++ b/src/test/run-make/sanitizer-memory/Makefile
@@ -3,8 +3,10 @@
 all:
 ifeq ($(TARGET),x86_64-unknown-linux-gnu)
 ifdef SANITIZER_SUPPORT
-	$(RUSTC) -g -Z sanitizer=memory -Z print-link-args uninit.rs | grep -q librustc_msan
-	$(TMPDIR)/uninit 2>&1 | grep -q use-of-uninitialized-value
+	$(RUSTC) -g -Z sanitizer=memory -Z print-link-args uninit.rs | tee $(TMPDIR)/out
+	grep -q librustc_msan $(TMPDIR)/out
+	$(TMPDIR)/uninit 2>&1 | tee $(TMPDIR)/out
+	grep -q use-of-uninitialized-value $(TMPDIR)/out
 endif
 endif