parse "gopher://\x19U\xc9A\x16\xc1^\x16b\fOE~8\xbbEv\xa4L\xc6VE[C\am\x88\xe7\xe2J\x1e\"\x17\xf8\xa7\x8e\x98\xac\x96\x81\x99\xcc4o^\xf0\x95@]\xf7\xc7\xc2\x14\xb6nf\x90/": net/url: invalid control character in URL