Rust: Update test assertions to match results

Author: paldepind

rust/ql/test/library-tests/variables/variables.expected

@@ -1,8 +1,4 @@
 testFailures
-| variables.rs:493:13:493:16 | self | Unexpected result: read_access=self |
-| variables.rs:493:25:493:25 | n | Unexpected result: read_access=n |
-| variables.rs:495:9:495:9 | f | Unexpected result: read_access=f |
-| variables.rs:496:9:496:9 | f | Unexpected result: read_access=f |
 variable
 | variables.rs:3:14:3:14 | s |
 | variables.rs:7:14:7:14 | i |

rust/ql/test/library-tests/variables/variables.rs

@@ -490,10 +490,10 @@ impl MyStruct {
     fn my_method(&mut self) {
         let mut f = |n| {
             // Capture of `self`
-            self.val += n;
+            self.val += n; // $ read_access=self read_access=n
         };
-        f(3);
-        f(4);
+        f(3); // $ read_access=f
+        f(4); // $ read_access=f
     }
 }