parse "gopher://null.host:0/°\xf0s\x13S$A\x88\x0f\fPa-k;k܀\x19\xfd\xa3g\x0eΰ\xfa\xd1d\x0e\xf3\xbe\xb2\xc8\xee{z&q)\xdd{\xfe>>\xb3W\xb5\xbfF\b&>G@y\xdee\xc5?5ڦ": net/url: invalid control character in URL