});
from_child.send(22);
-assert!(from_child.recv() == ~"22");
+assert!(from_child.recv() == "22".to_owned());
from_child.send(23);
from_child.send(0);
-assert!(from_child.recv() == ~"23");
-assert!(from_child.recv() == ~"0");
+assert!(from_child.recv() == "23".to_owned());
+assert!(from_child.recv() == "0".to_owned());
# }
~~~~