SIFS during stop may not index puts that don't error

@Test(dataProvider = "booleans")
   public void testWriteDuringStop(boolean deleteIndexes) throws InterruptedException, TimeoutException, ExecutionException {
      LogAppender logAppender = TestingUtil.extractField(store.delegate(), "logAppender");

      // This will block the write until after it is written to the logAppender but hasn't completed yet, which means
      // it won't be able to write to the index
      CheckPoint putCheckPoint = new CheckPoint();
      putCheckPoint.triggerForever(Mocks.AFTER_RELEASE);
      Mocks.blockingFieldMock(putCheckPoint, FlowableProcessor.class, logAppender, LogAppender.class, "completionProcessor",
            (stub, processor) -> stub.when(processor).onNext(Mockito.any()));

      Future<Void> putFuture = fork(() -> TestingUtil.join(store.write(1, marshalledEntry(internalCacheEntry("foo-231", "bar-231", -1)))));
      putCheckPoint.awaitStrict(Mocks.BEFORE_INVOCATION, 10, TimeUnit.SECONDS);

      TestingUtil.join(store.stop());

      putCheckPoint.triggerForever(Mocks.BEFORE_RELEASE);

      putFuture.get(10, TimeUnit.SECONDS);

      if (deleteIndexes) {
         Util.recursiveFileRemove(Paths.get(tmpDirectory, "index"));
      }

      startStore(store);

      assertNotNull("bar-231", TestingUtil.join(store.load(1, "foo-231")));
   }