parse "gopher://null.host:0/9/\x83T\x9enFl\xa521\x92\xbfb\xda\xc1X\x12\xb9x鳏\xa3\x80\x1c g2\xb2;\x92\xb3\x81o~$\x9e\xc9n&\x9d\xdaG9u^\xa7\xdb\xd0?\x1b\xe4f۪\x06\xf9U\x8e\r\xb9\xb8\xd3}P{\xfb\xca\x16*\xb5\xe1\x04\xfc\x81\xcc]\x1cπ\"\uef26\xfe\x9c\xb9|\xcd]\x13z\xd5d\xf77A\xb4\xc5\xdd/": net/url: invalid control character in URL