parse "gopher://null.host:0/Çw\xd6\x01\xba\xc2b\x11\xd7t|p̈́\xb2\u07b8\x16\x8c\xb2\x16I0\x98\xd7\xdcXDu\xf8\xe6N\x01\x06\x0fL\xd0\xc1`\x95Ut\xf7E\v\x0e\xdcG\xb5\xee\x16\xfeo\x10k\xa4": net/url: invalid control character in URL