fix doc tests

crates/test-utils/src/assert_linear.rs

@@ -11,7 +11,7 @@
 //! Ideally, we should use a proper "model selection" to directly compare
 //! quadratic and linear models, but that sounds rather complicated:
 //!
-//!     https://stats.stackexchange.com/questions/21844/selecting-best-model-based-on-linear-quadratic-and-cubic-fit-of-data
+//! > https://stats.stackexchange.com/questions/21844/selecting-best-model-based-on-linear-quadratic-and-cubic-fit-of-data
 //!
 //! We might get false positives on a VM, but never false negatives. So, if the
 //! first round fails, we repeat the ordeal three more times and fail only if

crates/test-utils/src/fixture.rs

@@ -6,7 +6,8 @@
 //! Use this to test functionality local to one file.
 //!
 //! Simple Example:
-//! ```
+//!
+//! ```ignore
 //! r#"
 //! fn main() {
 //!     println!("Hello World")
@@ -19,7 +20,8 @@
 //! which is also how to define multiple files in a single test fixture
 //!
 //! Example using two files in the same crate:
-//! ```
+//!
+//! ```ignore
 //! "
 //! //- /main.rs
 //! mod foo;
@@ -33,7 +35,8 @@
 //! ```
 //!
 //! Example using two crates with one file each, with one crate depending on the other:
-//! ```
+//!
+//! ```ignore
 //! r#"
 //! //- /main.rs crate:a deps:b
 //! fn main() {
@@ -51,7 +54,8 @@
 //! for the syntax.
 //!
 //! Example using some available metadata:
-//! ```
+//!
+//! ```ignore
 //! "
 //! //- /lib.rs crate:foo deps:bar,baz cfg:foo=a,bar=b env:OUTDIR=path/to,OTHER=foo
 //! fn insert_source_code_here() {}