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src/librustc_error_codes/error_codes/E0759.md

@@ -1,4 +1,4 @@
-A `'static` requirement in a return type involving a trait is not fulfilled.
+Return type involving a trait did not require `'static` lifetime.
 
 Erroneous code examples:
 
@@ -14,7 +14,7 @@ fn bar(x: &i32) -> Box<dyn Debug> { // error!
 }
 ```
 
-These examples have the same semantics as the following:
+Add `'static` requirement to fix them:
 
 ```compile_fail,E0759
 # use std::fmt::Debug;