*
     * @return true if the problem collector has overflowed and some problems were not preserved
     */
    boolean problemsOverflow();

    /**
     * Reports a problem: always maintains the counters, but whether problem is preserved in memory, depends on
     * implementation and its configuration.
     *

            ArrayList<org.apache.maven.model.building.ModelProblem> problems = new ArrayList<>();
            problemCollector.problems().map(BuildSession::convert).forEach(problems::add);
            if (problemCollector.problemsOverflow()) {
                problems.add(
                        0,
                        new DefaultModelProblem(