diff --git a/tests/rustdoc/issue-29449.rs b/tests/rustdoc/issue-29449.rs
index 0d829cf6fcffe..0b9b29a69eefb 100644
--- a/tests/rustdoc/issue-29449.rs
+++ b/tests/rustdoc/issue-29449.rs
@@ -1,3 +1,5 @@
+#![crate_name="issue_29449"]
+
 // @has issue_29449/struct.Foo.html
 pub struct Foo;
 
diff --git a/tests/rustdoc/issue-29503.rs b/tests/rustdoc/issue-29503.rs
index 01ae4438500da..310acd09a8238 100644
--- a/tests/rustdoc/issue-29503.rs
+++ b/tests/rustdoc/issue-29503.rs
@@ -1,3 +1,5 @@
+#![crate_name="issue_29503"]
+
 use std::fmt;
 
 // @has issue_29503/trait.MyTrait.html
diff --git a/tests/rustdoc/issue-29584.rs b/tests/rustdoc/issue-29584.rs
index 4364a9649b57b..6e3feafc7ad69 100644
--- a/tests/rustdoc/issue-29584.rs
+++ b/tests/rustdoc/issue-29584.rs
@@ -1,6 +1,8 @@
 // aux-build:issue-29584.rs
 // ignore-cross-compile
 
+#![crate_name="issue_29584"]
+
 extern crate issue_29584;
 
 // @has issue_29584/struct.Foo.html
diff --git a/tests/rustdoc/issue-30109.rs b/tests/rustdoc/issue-30109.rs
index e9447538ad782..ff9a22b5f7b37 100644
--- a/tests/rustdoc/issue-30109.rs
+++ b/tests/rustdoc/issue-30109.rs
@@ -2,6 +2,8 @@
 // aux-build:issue-30109-1.rs
 // ignore-cross-compile
 
+#![crate_name="issue_30109"]
+
 pub mod quux {
     extern crate issue_30109_1 as bar;
     use self::bar::Bar;
diff --git a/tests/rustdoc/issue-30252.rs b/tests/rustdoc/issue-30252.rs
index c3777362a66d9..749c63d741c64 100644
--- a/tests/rustdoc/issue-30252.rs
+++ b/tests/rustdoc/issue-30252.rs
@@ -1,5 +1,7 @@
 // compile-flags:--test --cfg feature="bar"
 
+#![crate_name="issue_30252"]
+
 /// ```rust
 /// assert_eq!(cfg!(feature = "bar"), true);
 /// ```
diff --git a/tests/rustdoc/issue-30366.rs b/tests/rustdoc/issue-30366.rs
index c6274a058b0e5..0fa5dc6fe7f4a 100644
--- a/tests/rustdoc/issue-30366.rs
+++ b/tests/rustdoc/issue-30366.rs
@@ -1,5 +1,7 @@
 // @has issue_30366/index.html '//a/@href' 'http://www.rust-lang.org/'
 
+#![crate_name="issue_30366"]
+
 /// Describe it. [Link somewhere][1].
 ///
 /// [1]: http://www.rust-lang.org/
diff --git a/tests/rustdoc/issue-31808.rs b/tests/rustdoc/issue-31808.rs
index e55c5bd4f7cee..58f9daaff591a 100644
--- a/tests/rustdoc/issue-31808.rs
+++ b/tests/rustdoc/issue-31808.rs
@@ -1,5 +1,7 @@
 // Test that associated item impls on primitive types don't crash rustdoc
 
+#![crate_name="issue_31808"]
+
 pub trait Foo {
     const BAR: usize;
     type BAZ;
diff --git a/tests/rustdoc/issue-31899.rs b/tests/rustdoc/issue-31899.rs
index 3eee374465d2b..570ab59bbe981 100644
--- a/tests/rustdoc/issue-31899.rs
+++ b/tests/rustdoc/issue-31899.rs
@@ -1,3 +1,5 @@
+#![crate_name="issue_31899"]
+
 // @has issue_31899/index.html
 // @hasraw - 'Make this line a bit longer.'
 // @!hasraw - 'rust rust-example-rendered'
diff --git a/tests/rustdoc/issue-32374.rs b/tests/rustdoc/issue-32374.rs
index 985bf03a12159..36070dbb731d8 100644
--- a/tests/rustdoc/issue-32374.rs
+++ b/tests/rustdoc/issue-32374.rs
@@ -1,6 +1,7 @@
 #![feature(staged_api)]
 #![doc(issue_tracker_base_url = "https://issue_url/")]
 #![unstable(feature = "test", issue = "32374")]
+#![crate_name="issue_32374"]
 
 // @matches issue_32374/index.html '//*[@class="item-name"]/span[@class="stab deprecated"]' \
 //      'Deprecated'
diff --git a/tests/rustdoc/issue-32395.rs b/tests/rustdoc/issue-32395.rs
index 5552300f9fe89..d419c75b71c7e 100644
--- a/tests/rustdoc/issue-32395.rs
+++ b/tests/rustdoc/issue-32395.rs
@@ -2,6 +2,8 @@
 // build-aux-docs
 // ignore-cross-compile
 
+#![crate_name="issue_32395"]
+
 // @has variant_struct/enum.Foo.html
 // @!hasraw - 'pub qux'
 // @!hasraw - 'pub(crate) qux'
diff --git a/tests/rustdoc/issue-32556.rs b/tests/rustdoc/issue-32556.rs
index e1cf115099726..369aef72e1906 100644
--- a/tests/rustdoc/issue-32556.rs
+++ b/tests/rustdoc/issue-32556.rs
@@ -1,3 +1,5 @@
+#![crate_name="issue_32556"]
+
 /// Blah blah blah
 /// ```ignore (testing rustdoc's handling of ignore)
 /// bad_assert!();
diff --git a/tests/rustdoc/issue-32890.rs b/tests/rustdoc/issue-32890.rs
index 970954433ec72..dfac0ef22b7f7 100644
--- a/tests/rustdoc/issue-32890.rs
+++ b/tests/rustdoc/issue-32890.rs
@@ -1,3 +1,5 @@
+#![crate_name="issue_32890"]
+
 // @has issue_32890/struct.Foo.html
 pub struct Foo<T>(T);
 
diff --git a/tests/rustdoc/issue-33069.rs b/tests/rustdoc/issue-33069.rs
index 0213a53cab5d7..9c0e0014bd1a8 100644
--- a/tests/rustdoc/issue-33069.rs
+++ b/tests/rustdoc/issue-33069.rs
@@ -1,3 +1,5 @@
+#![crate_name="issue_33069"]
+
 pub trait Bar {}
 
 #[doc(hidden)]
diff --git a/tests/rustdoc/issue-33178-1.rs b/tests/rustdoc/issue-33178-1.rs
index 4dc425346abb2..24740c12952c8 100644
--- a/tests/rustdoc/issue-33178-1.rs
+++ b/tests/rustdoc/issue-33178-1.rs
@@ -2,6 +2,8 @@
 // aux-build:variant-struct.rs
 // ignore-cross-compile
 
+#![crate_name="issue_33178_1"]
+
 // @has issue_33178_1/index.html
 // @!has - //a/@title empty
 pub extern crate empty;
diff --git a/tests/rustdoc/issue-33178.rs b/tests/rustdoc/issue-33178.rs
index ed643f5ae118f..fb44d8efc8c87 100644
--- a/tests/rustdoc/issue-33178.rs
+++ b/tests/rustdoc/issue-33178.rs
@@ -3,6 +3,8 @@
 // build-aux-docs
 // ignore-cross-compile
 
+#![crate_name="issue_33178"]
+
 // @has issue_33178/index.html
 // @has - '//a[@title="mod empty"][@href="../empty/index.html"]' empty
 pub extern crate empty;
diff --git a/tests/rustdoc/issue-33302.rs b/tests/rustdoc/issue-33302.rs
index a316f3ad99bcf..b4e6cc7aaac2a 100644
--- a/tests/rustdoc/issue-33302.rs
+++ b/tests/rustdoc/issue-33302.rs
@@ -1,3 +1,5 @@
+#![crate_name="issue_33302"]
+
 // Ensure constant and array length values are not taken from source
 // code, which wreaks havoc with macros.