LoadingCache<String, String> cache =
        builder.build(
            new CacheLoader<String, String>() {
              @Override
              @SuppressWarnings("CacheLoaderNull") // test of broken user implementation
              public String load(String key) throws InterruptedException {
                callCount.incrementAndGet();
                startSignal.await();

    LoadingCache<String, String> cache =
        builder.build(
            new CacheLoader<String, String>() {
              @Override
              @SuppressWarnings("CacheLoaderNull") // test of broken user implementation
              public String load(String key) throws InterruptedException {
                callCount.incrementAndGet();
                startSignal.await();