private static <MODELRESULT extends ModelResult> boolean alreadyBuilt(Version version, List<MODELRESULT> built) {
        return built.stream()
                    .map(modelresult -> modelresult.getModel().version())
                    .anyMatch(version::equals);
    }
Allow build of other config models to fail if there is a validation override that allow skipping old
config models, or we're manually deploying
configserver/src/main/java/com/yahoo/vespa/config/server/modelfactory/ModelsBuilder.java