createTestTask("integMultiVersionTest", "forking", sourceSet, TestType.INTEGRATION) {
    // This test task runs only multi-version tests and is intended to be used in the late pipeline to sweep up versions not previously tested
    includeSpockAnnotation("org.gradle.integtests.fixtures.compatibility.MultiVersionTestCategory")
    (options as JUnitPlatformOptions).includeEngines("spock")

        api("com.thoughtworks.qdox:qdox:2.0.3")
        api("com.uwyn:jhighlight:1.0")
        api("com.vladsch.flexmark:flexmark-all:0.34.60") {
            because("Higher versions tested are either incompatible (0.62.2) or bring additional unwanted dependencies (0.36.8)")
        }
        api("org.apache.pdfbox:pdfbox:2.0.24") {
            because("Flexmark 0.34.60 brings in a vulnerable version of pdfbox")

        private
        fun openJarFile(file: Path): ZipInputStream {
            return ZipInputStream(Files.newInputStream(file))
        }
    }

    /**
     * Implementation code that can be unit-tested.
     *
     * <p>Visible for testing.</p>
     */
    class Implementation(private val excludes: List<String>) {
        fun collectPackages(files: Iterable<Path>): Trie {
            val builder = Trie.Builder()

            )
        }

    private
    fun updateCompatibilityDoc(latestKotlinVersions: List<String>) {
        val docFile = compatibilityDocFile.get().asFile
        val linePrefix = "Gradle is tested with Kotlin"
        var lineFound = false
        docFile.writeText(
            docFile.readLines().joinToString(separator = "\n", postfix = "\n") { line ->
                if (line.startsWith(linePrefix)) {

        }
    }

    private
    fun cleanupDistributionCaches(workerDir: Directory, gradleVersion: GradleVersion) {
        // Expire cache snapshots of test Gradle distributions that are older than the tested version
        // Also expire version-specific cache snapshots when they can't be re-used (for 'snapshot-1' developer builds)
        val expireDistributionCache = Spec<GradleVersion> { candidateVersion ->

            )
        }

    private
    fun updateCompatibilityDoc(latestAgpVersions: List<String>) {
        val docFile = compatibilityDocFile.get().asFile
        val linePrefix = "Gradle is tested with Android Gradle Plugin"
        var lineFound = false
        docFile.writeText(
            docFile.readLines().joinToString(separator = "\n", postfix = "\n") { line ->
                if (line.startsWith(linePrefix)) {

             * the plugin Gradle distribution, this is only true at compile time.
             *
             * At runtime, the 'DefaultImportsReader' will be the version from the distribution actively being built/tested.
             */
            val clazz = DefaultImportsReader::class.java
            return clazz.getResource(RESOURCE)
                .readText()
                .split('\n')