cargo: Long lines

Author: brson

src/cargo/cargo.rs

@@ -273,7 +273,8 @@ fn load_one_source_package(&src: source, p: map::hashmap<str, json::json>) {
     let description = alt p.find("description") {
         some(json::string(_n)) { _n }
         _ {
-            warn("Malformed source json: " + src.name + " (missing description)");
+            warn("Malformed source json: " + src.name
+                 + " (missing description)");
             ret;
         }
     };