--- old/src/hotspot/share/gc/g1/dirtyCardQueue.cpp	2019-01-08 20:21:33.360154114 -0500
+++ new/src/hotspot/share/gc/g1/dirtyCardQueue.cpp	2019-01-08 20:21:33.108140820 -0500
@@ -79,6 +79,10 @@
   _all_active = true;
 }
 
+DirtyCardQueueSet::~DirtyCardQueueSet() {
+  delete _free_ids;
+}
+
 // Determines how many mutator threads can process the buffers in parallel.
 uint DirtyCardQueueSet::num_par_ids() {
   return (uint)os::initial_active_processor_count();