FeaturePreviewsFixture.enableGroovyCompilationAvoidance(settingsFile)
        }

        if (isUseJar()) {
            useJar()
        } else {
            useClassesDir(language)
        }

        buildFile << """
            allprojects {
                tasks.withType(AbstractCompile) {
                    options.incremental = ${isIncremental()}
                }