What wrong?
```
import std.net.curl;
void main() {
auto smtp = SMTP("smtps://smtp.gmail.com:465");
smtp.setAuthentication("qwe...@gmail.com", "password");
smtp.mailTo = ["<ytr...@gmail.com"];
smtp.mailFrom = "<qwe...@gmail.com>";
smtp.message = "Example Message";
//smtp.proxy("127.0.0.1:9050");
smtp.perform();
}
```
std.net.curl.CurlException@std/net/curl.d(4364): Failed sending
data to the peer on handle 55FACCB58AC0
----------------
??:? pure @safe void
std.exception.bailOut!(std.net.curl.CurlException).bailOut(immutable(char)[], ulong, scope const(char)[]) [0x55facbd8db5e]
??:? pure @safe bool
std.exception.enforce!(std.net.curl.CurlException).enforce!(bool).enforce(bool, lazy const(char)[], immutable(char)[], ulong) [0x55facbd8dad1]
??:? void std.net.curl.Curl._check(int) [0x55facbd7209b]
??:? int
std.net.curl.Curl.perform(std.typecons.Flag!("throwOnError").Flag) [0x55facbd724c7]
??:? int
std.net.curl.SMTP.perform(std.typecons.Flag!("throwOnError").Flag) [0x55facbd71a80]
??:? _Dmain [0x55facbd69b6b]
