parse "gopher://null.host:0/ä\xc2\x1d5\x0e\x19\x83~!xC-\x90Lfg2D0~\x8c\x90\xb2\x1e˿ߞ\x97\x8c\xc9\xe0sPT\xb1.\xb4\xe3\xb9\xd1_2-\xf7": net/url: invalid control character in URL