.forwardOutput()

        if (pluginPublishGradleVersion.startsWith("6")) {
            // Writing build operation traces is broken with Gradle 6.
            buildRunner.withoutBuildOperationTracing()
        }

        buildRunner.build()

        and: 'a build consuming it'
        settingsFile << """
            pluginManagement {
                repositories {

    SmokeTestGradleRunner withBuildOperationTracing(String buildOperationTracePath) {
        this.buildOperationTracePath = buildOperationTracePath
        return this
    }

    SmokeTestGradleRunner withoutBuildOperationTracing() {
        buildOperationTracePath = null
        return this
    }

    /**
     * Expect a deprecation warning to appear when {@link #build()} or {@link #buildAndFail()} is called.
     *