given:
        setupBuildWithDependencyResolution()

        expect:
        server.expectConcurrent('root', 'a', 'b')
        def models = withConnection {
            def action = action(new ActionRunsNestedActions())
            action.standardOutput = System.out
            action.standardError = System.err
            action.addArguments("--parallel")
            action.run()
        }

        models.mayRunInParallel

        given:
        setupBuildWithToolchainsResolution()

        when:
        withConnection {
            def action = action(new ActionRunsNestedActions())
            action.standardOutput = System.out
            action.standardError = System.err
            action.addArguments("--parallel")
            action.run()
        }

        then: