Rust: adjust unit tests and expected output

Author: aibaars

rust/ql/test/TestUtils.qll

@@ -1,6 +1,6 @@
 private import rust
 
-predicate toBeTested(Element e) { not e instanceof CrateElement }
+predicate toBeTested(Element e) { not e instanceof CrateElement and not e instanceof Builtin }
 
 class CrateElement extends Element {
   CrateElement() {
@@ -9,3 +9,7 @@ class CrateElement extends Element {
     any(Crate c).getModule() = this.(AstNode).getParentNode*()
   }
 }
+
+class Builtin extends AstNode {
+  Builtin() { this.getFile().getAbsolutePath().matches("%/builtins/%.rs") }
+}

rust/ql/test/query-tests/diagnostics/LinesOfCode.expected

@@ -1 +1 @@
-| 60 |
+| 77 |

rust/ql/test/query-tests/diagnostics/SummaryStatsReduced.expected

@@ -9,7 +9,7 @@
 | Inconsistencies - Path resolution | 0 |
 | Inconsistencies - SSA | 0 |
 | Inconsistencies - data flow | 0 |
-| Lines of code extracted | 60 |
+| Lines of code extracted | 77 |
 | Lines of user code extracted | 60 |
 | Macro calls - resolved | 8 |
 | Macro calls - total | 9 |