--- old/test/jdk/java/util/concurrent/tck/SubmissionPublisherTest.java	2021-01-05 09:12:29.784538993 -0800
+++ new/test/jdk/java/util/concurrent/tck/SubmissionPublisherTest.java	2021-01-05 09:12:29.288542880 -0800
@@ -985,7 +985,7 @@
     public void testConsumeNPE() {
         SubmissionPublisher<Integer> p = basicPublisher();
         try {
-            CompletableFuture<Void> f = p.consume(null);
+            CompletableFuture<Void> unused = p.consume(null);
             shouldThrow();
         } catch (NullPointerException success) {}
     }