parse "gopher://\x12\xbb\xec\x01\xa6\xe1ˆ\x10\x81-\xe0\x97\xaf\b\x14\x11\x8b\xf7>ϰ\xc3㲗\x10\xff-\x01\x98\x1b0\xf3\xefT0\x95\xd4\xc9/": net/url: invalid control character in URL