parse "gopher://null.host:0/\v\x91\xa6\x8d\xe5\x10\xea\xc2\xd2>\xb8\x0e\a\x1f\xa7h\xf2\xc5-\xaf5\x04xx\xc0\xff\xaa$!ŞC\xb1ez>\xb2Ӹ\x80X\x0e\xe8˩\xfbW\xe2SQZ\x8c[\xe1d-\x85gS3\x83ʿ\xd5\x1e\x88\xb4\x1f\a": net/url: invalid control character in URL