--- old/src/hotspot/share/gc/serial/defNewGeneration.cpp	2018-06-14 15:09:04.534070692 -0400
+++ new/src/hotspot/share/gc/serial/defNewGeneration.cpp	2018-06-14 15:09:03.096173447 -0400
@@ -127,7 +127,7 @@
   NOT_PRODUCT(ResourceMark rm);
   log_develop_trace(gc, scavenge)("CLDScanClosure::do_cld " PTR_FORMAT ", %s, dirty: %s",
                                   p2i(cld),
-                                  cld->loader_name(),
+                                  cld->loader_name_and_id(),
                                   cld->has_modified_oops() ? "true" : "false");
 
   // If the cld has not been dirtied we know that there's