parse "gopher://null.host:0/5wƭ\xc2c\xf7M\xc6M7M\"m@}\xc9\xf0\xf5\xe5\x8es7P\xf6\xe9\\\x91r\xec\xc8M2M\xf3\xc9\xf4lZ\x1d\x8e\xa6\x9f\xc2C3\xdeG\x93\x9a\x93~\xacͦ": net/url: invalid control character in URL