parse "gopher://c\x9cS\xf7\xa4\xc5\x0e\x96\x11\x15\x9b\xd9[K\x91\x19*\xb8\x01v\xfe\xb5q\xcaز\xf4Ы$\xb4\xefdB!\xcd/": net/url: invalid control character in URL