parse "gopher://null.host:0/6\x99\x87c\x17ɘ\xd3\u007f\x9f\x9aR'\xceވ\x9c\xf1\xcb\xe6\x19\x95\x1b\xbe\xaaf\x1f\x04\xf9\x80\x9bka96iz\x8e\xca\x00HX\xa3\x13\xed\"\xb2\x05\x87": net/url: invalid control character in URL