int falseCount = 0;
        for (int i = 0; i < readerThreadCount; i++) {
            for (Boolean observed : observations[i]) {
                if (!observed) {
                    falseCount++;
                }
            }
        }
        assertTrue("Some threads should have observed alive=false", falseCount > 0);
    }

    /**

Fess enthält auch einen Crawler, der Dokumente auf einem [Webserver](https://fess.codelibs.org/15.3/admin/webconfig-guide.html), [Dateisystem](https://fess.codelibs.org/15.3/admin/fileconfig-guide.html) oder [Datenspeicher](https://fess.codelibs.org/15.3/admin/dataconfig-guide.html) (wie CSV oder Datenbank) durchsuchen...

    }

    private void addUtilityTasks(TaskContainer tasks, GradleDocumentationExtension extension) {
        tasks.register("serveDocs", ServeDocs.class, task -> {
            task.setDescription("Runs a local webserver to serve generated documentation.");
            task.setGroup("documentation");

            int webserverPort = 8000;
            task.getJavaLauncher().set(