Lets see if I can get these ui tests to run.

src/test/ui/dollar-crate/dollar-crate-is-keyword.rs

@@ -6,7 +6,7 @@ macro_rules! m {
             struct $crate {} //~ ERROR expected identifier, found reserved identifier `$crate`
         }
 
-        use $crate; // ERROR `$crate` may not be imported
+        use $crate; //~ ERROR `$crate` may not be imported
         use $crate as $crate; //~ ERROR expected identifier, found reserved identifier `$crate`
     }
 }