extension.getMaxFailures().convention(0);
        extension.getThreads().convention(1);
        extension.setRuleSetFiles(project.getLayout().files());
        extension.ruleSetsConvention(project.getProviders().provider(() -> ruleSetsConvention(extension)));
        conventionMappingOf(extension).map("targetJdk", () ->
            getDefaultTargetJdk(getJavaPluginExtension().getSourceCompatibility()));
        return extension;
    }