Find one escaped go vet error: ``` $ cd pkg/httputils/ $ go vet . httputils_test.go:28: arg response for printf verb %q of wrong type: *net/http.Response ``` You can also find it with ``` $ go vet github.com/docker/docker/pkg/httputils/ ``` or ``` $ go vet ./... ``` Signed-off-by: Zhang Wei <zhangwei555@huawei.com> Upstream-commit: 3551893f46316388add55ab7421e9614d85dc52e Component: engine