return problems;
    }

    private SimpleProblemCollector validateRaw(String pom, int level) throws Exception {
        return validateRaw(pom, mbr -> mbr.setValidationLevel(level));
    }

    private SimpleProblemCollector validateRaw(String pom, UnaryOperator<ModelBuildingRequest> requestConfigurer)
            throws Exception {
        Model model = read(pom);