change fmt.Errorf() to fmt.Printf()
change fmt.Errorf() to fmt.Printf()

Signed-off-by: Lai Jiangshan <b337eedf453972390e4695e362aeea2634ef4e0c@gmail.com>

bergwolf/runv,YaoZengzeng/runv,gnawux/runv,gnawux/runv,feiskyer/runv,wrouesnel/runv,gao-feng/runv,laijs/runv,gao-feng/runv,gnawux/runv,jinfenw/runv,wrouesnel/runv,YaoZengzeng/runv,bergwolf/runv,laijs/runv,laijs/runv,bergwolf/runv,jinfenw/runv,jinfenw/runv,feiskyer/runv,hyperhq/runv,hyperhq/runv,gao-feng/runv,hyperhq/runv