parse "gopher://null.host:0/wi\x86\x992\xc2\xfe3\xd8\x14\xbc͗\x1eQ\xff\x0e\x00\x94\uecabM\\\xd0\x1b3\xf7\x00\xaf7\x90\x8a\xe7w": net/url: invalid control character in URL