private GradleExecuter executor
    private boolean ignoreCleanupAssertions

    private boolean enableProblemsApiCheck = false
    private BuildOperationsFixture buildOperationsFixture = null

    GradleExecuter getExecuter() {
        if (executor == null) {
            executor = createExecuter()
            if (ignoreCleanupAssertions) {
                executor.ignoreCleanupAssertions()
            }
        }

     * @see org.gradle.integtests.fixtures.RepoScriptBlockUtil
     */
    GradleExecuter withPluginRepositoryMirrorDisabled();

    GradleExecuter ignoreMissingSettingsFile();

    GradleExecuter ignoreCleanupAssertions();

    GradleExecuter withToolchainDetectionEnabled();

    GradleExecuter withToolchainDownloadEnabled();