func dockerCmd(c *check.C, args ...string) (string, int) { return integration.DockerCmd(dockerBinary, c, args...) }
func dockerCmd(c *check.C, args ...string) (string, int) { if err := validateArgs(args...); err != nil { c.Fatalf(err.Error()) } return integration.DockerCmd(dockerBinary, c, args...) }