make test check-fail

Author: lolbinarycat

tests/rustdoc/deref/deref-methods-24686-target.rs

@@ -1,4 +1,5 @@
 //@ known-bug: #24686
+//@ run-fail
 #![crate_name = "foo"]
 
 // test for https://github.com/rust-lang/rust/issues/24686
@@ -14,7 +15,7 @@ impl Foo<u32> {
 //@ has foo/struct.Bar.html
 //@ has - '//a[@href="#method.get_i32"]' 'get_i32'
 //@ !has - '//a[@href="#method.get_u32"]' 'get_u32'
-//@ count - '//a[@class="method"]' 1
+//@ count - '//a[@class="fn"]' 1
 pub struct Bar(Foo<i32>);
 impl Deref for Bar {
     type Target = Foo<i32>;