parse "gopher://null.host:0/sU2y\xa1\"A\x85\xc3\xdbv\xce)\xaf9\xd0´k\xfd緋a\x01p\xee\xebS\x8fvgc\xc7\xe3\x9bw\x9b\x0e\x86w\xe5=\x1d\u007f|\xb4K\xadsF\xee|\r\x822@a\\\xf1\xe7\xca": net/url: invalid control character in URL