c.Close()
	}()
	rp, wp, err := os.Pipe()
	if err != nil {
		log.Fatalf("failed to create a pipe: %v", err)
	}
	defer rp.Close()
	defer wp.Close()
	pipeReadDone := make(chan bool)
	go func() { // func11
		var data [1]byte
		rp.Read(data[:])
		pipeReadDone <- true
	}()

	time.Sleep(100 * time.Millisecond)
	runtime.GC()
	runtime.Gosched()