parse "gopher://null.host:0/ü\x15\xdd\a\xa3\x0f˩`\xa3\xab6\xf7gcF\xd4\xc0\xb9F\x90\xa5\xb8ܳ{\x98\xe02*lrٰ0z/\xdb^": net/url: invalid control character in URL