parse "gopher://null.host:0/u\x9a\xc8\b\xa4,\x16\x0f-m\xab\xa9ABq\xb6\xe7Mb\xbb1!\xb8\xbc̫G\x11\x04\xdc}\x03\xeeb\xe8:}ᶰ\xeb\x869y\x16\xe0xI\xa3\xfbΔ\xd9xe\xe9q\xc8": net/url: invalid control character in URL