diff --git a/serde_test/src/assert.rs b/serde_test/src/assert.rs
index 047a9a3..ff3914a 100644
--- a/serde_test/src/assert.rs
+++ b/serde_test/src/assert.rs
@@ -9,7 +9,7 @@ use std::fmt::Debug;
 /// Runs both `assert_ser_tokens` and `assert_de_tokens`.
 ///
 /// ```edition2021
-/// # use serde_derive::{Serialize, Deserialize};
+/// # use serde_derive::{Deserialize, Serialize};
 /// # use serde_test::{assert_tokens, Token};
 /// #
 /// #[derive(Serialize, Deserialize, PartialEq, Debug)]
@@ -43,7 +43,7 @@ where
 /// Asserts that `value` serializes to the given `tokens`.
 ///
 /// ```edition2021
-/// # use serde_derive::{Serialize, Deserialize};
+/// # use serde_derive::{Deserialize, Serialize};
 /// # use serde_test::{assert_ser_tokens, Token};
 /// #
 /// #[derive(Serialize, Deserialize, PartialEq, Debug)]
@@ -85,11 +85,10 @@ where
 /// `error`.
 ///
 /// ```edition2021
-/// use std::sync::{Arc, Mutex};
-/// use std::thread;
-///
 /// use serde_derive::Serialize;
 /// use serde_test::{assert_ser_tokens_error, Token};
+/// use std::sync::{Arc, Mutex};
+/// use std::thread;
 ///
 /// #[derive(Serialize)]
 /// struct Example {
@@ -102,7 +101,7 @@ where
 ///     };
 ///     let lock = example.lock.clone();
 ///
-///     let _ = thread::spawn(move || {
+///     let thread = thread::spawn(move || {
 ///         // This thread will acquire the mutex first, unwrapping the result
 ///         // of `lock` because the lock has not been poisoned.
 ///         let _guard = lock.lock().unwrap();
@@ -110,8 +109,8 @@ where
 ///         // This panic while holding the lock (`_guard` is in scope) will
 ///         // poison the mutex.
 ///         panic!()
-///     })
-///     .join();
+///     });
+///     thread.join();
 ///
 ///     let expected = &[
 ///         Token::Struct {
@@ -143,7 +142,7 @@ where
 /// Asserts that the given `tokens` deserialize into `value`.
 ///
 /// ```edition2021
-/// # use serde_derive::{Serialize, Deserialize};
+/// # use serde_derive::{Deserialize, Serialize};
 /// # use serde_test::{assert_de_tokens, Token};
 /// #
 /// #[derive(Serialize, Deserialize, PartialEq, Debug)]
@@ -200,7 +199,7 @@ where
 /// Asserts that the given `tokens` yield `error` when deserializing.
 ///
 /// ```edition2021
-/// # use serde_derive::{Serialize, Deserialize};
+/// # use serde_derive::{Deserialize, Serialize};
 /// # use serde_test::{assert_de_tokens_error, Token};
 /// #
 /// #[derive(Serialize, Deserialize, PartialEq, Debug)]
diff --git a/serde_test/src/token.rs b/serde_test/src/token.rs
index b486d73..e67093b 100644
--- a/serde_test/src/token.rs
+++ b/serde_test/src/token.rs
@@ -183,7 +183,7 @@ pub enum Token {
     /// A serialized unit struct of the given name.
     ///
     /// ```edition2021
-    /// # use serde_derive::{Serialize, Deserialize};
+    /// # use serde_derive::{Deserialize, Serialize};
     /// # use serde_test::{assert_tokens, Token};
     /// #
     /// # fn main() {
@@ -198,7 +198,7 @@ pub enum Token {
     /// A unit variant of an enum.
     ///
     /// ```edition2021
-    /// # use serde_derive::{Serialize, Deserialize};
+    /// # use serde_derive::{Deserialize, Serialize};
     /// # use serde_test::{assert_tokens, Token};
     /// #
     /// # fn main() {
@@ -227,7 +227,7 @@ pub enum Token {
     /// After this header is the value contained in the newtype struct.
     ///
     /// ```edition2021
-    /// # use serde_derive::{Serialize, Deserialize};
+    /// # use serde_derive::{Deserialize, Serialize};
     /// # use serde_test::{assert_tokens, Token};
     /// #
     /// # fn main() {
@@ -248,7 +248,7 @@ pub enum Token {
     /// After this header is the value contained in the newtype variant.
     ///
     /// ```edition2021
-    /// # use serde_derive::{Serialize, Deserialize};
+    /// # use serde_derive::{Deserialize, Serialize};
     /// # use serde_test::{assert_tokens, Token};
     /// #
     /// # fn main() {
@@ -329,7 +329,7 @@ pub enum Token {
     /// `TupleStructEnd`.
     ///
     /// ```edition2021
-    /// # use serde_derive::{Serialize, Deserialize};
+    /// # use serde_derive::{Deserialize, Serialize};
     /// # use serde_test::{assert_tokens, Token};
     /// #
     /// # fn main() {
@@ -359,7 +359,7 @@ pub enum Token {
     /// `TupleVariantEnd`.
     ///
     /// ```edition2021
-    /// # use serde_derive::{Serialize, Deserialize};
+    /// # use serde_derive::{Deserialize, Serialize};
     /// # use serde_test::{assert_tokens, Token};
     /// #
     /// # fn main() {
@@ -428,7 +428,7 @@ pub enum Token {
     /// After this header are the fields of the struct, followed by `StructEnd`.
     ///
     /// ```edition2021
-    /// # use serde_derive::{Serialize, Deserialize};
+    /// # use serde_derive::{Deserialize, Serialize};
     /// # use serde_test::{assert_tokens, Token};
     /// #
     /// # fn main() {
@@ -463,7 +463,7 @@ pub enum Token {
     /// `StructVariantEnd`.
     ///
     /// ```edition2021
-    /// # use serde_derive::{Serialize, Deserialize};
+    /// # use serde_derive::{Deserialize, Serialize};
     /// # use serde_test::{assert_tokens, Token};
     /// #
     /// # fn main() {
@@ -500,7 +500,7 @@ pub enum Token {
     /// The header to an enum of the given name.
     ///
     /// ```edition2021
-    /// # use serde_derive::{Serialize, Deserialize};
+    /// # use serde_derive::{Deserialize, Serialize};
     /// # use serde_test::{assert_tokens, Token};
     /// #
     /// # fn main() {