parse "gopher://null.host:0/C1\xe45\x97\xe8M)\x0e\x92F\x93J\x18\x89f\xcc\xc5\xdfM\xc677/\x95[ߝ9\xbb\xfa\xccʙK\xb7\xb8\xd8=C": net/url: invalid control character in URL