Fixed an issue with string conversion of the client addresses.

src/main.rs

@@ -84,14 +84,18 @@ fn main() {
 	loop {
 		match rx.recv() {
 			Ok(data) => {
+				println!("Sending mail to: {}", data[0]);
 				let mail = lettre::SendableEmail::new(
 					lettre::Envelope::new(
-						Some("m2m.chaostreff-alzye.de".parse().unwrap()),
-						vec![data[0].parse().unwrap()]
+						Some(
+							lettre::EmailAddress::new("m2m@chaostreff-alzey.de".to_owned())
+							.unwrap()
+						),
+						vec![
+							lettre::EmailAddress::new(data[0].clone()).unwrap()]
 					).unwrap(),
-					format!("You were mentioned in {} on {}", data[2], data[1])
-						.parse().unwrap(),
-					format!("{}: {}", data[3], data[4]).into()
+					format!("You were mentioned in {} on {}", data[2], data[1]),
+					format!("{}: {}", data[3], data[4]).into_bytes()
 				);
 				 match mailer.send(mail) {
 						Ok(_) => println!("Email sent successfully!"),

src/servers.rs

@@ -200,7 +200,9 @@ pub fn handle_server(config: Value, tx: Sender<[String; 5]>)
 					Some(addr) => {
 						// There must be a better way to do this…
 						let out = [
-						addr.to_string(),
+						addr.as_str()
+							.ok_or("Could not parse email address.")?
+							.to_owned(),
 						server_name.to_owned(), 
 						d[1].clone(), 
 						d[2].clone(),