2 files changed, 6 insertions, 5 deletions
diff --git a/library/std/src/collections/hash/map/tests.rs b/library/std/src/collections/hash/map/tests.rs
index 65634f206..6b89518e2 100644
--- a/library/std/src/collections/hash/map/tests.rs
+++ b/library/std/src/collections/hash/map/tests.rs
@@ -3,7 +3,8 @@ use super::HashMap;
 use super::RandomState;
 use crate::assert_matches::assert_matches;
 use crate::cell::RefCell;
-use rand::{thread_rng, Rng};
+use crate::test_helpers::test_rng;
+use rand::Rng;
 use realstd::collections::TryReserveErrorKind::*;
 
 // https://github.com/rust-lang/rust/issues/62301
@@ -710,16 +711,16 @@ fn test_entry_take_doesnt_corrupt() {
     }
 
     let mut m = HashMap::new();
-    let mut rng = thread_rng();
+    let mut rng = test_rng();
 
     // Populate the map with some items.
     for _ in 0..50 {
-        let x = rng.gen_range(-10, 10);
+        let x = rng.gen_range(-10..10);
         m.insert(x, ());
     }
 
     for _ in 0..1000 {
-        let x = rng.gen_range(-10, 10);
+        let x = rng.gen_range(-10..10);
         match m.entry(x) {
             Vacant(_) => {}
             Occupied(e) => {
diff --git a/library/std/src/collections/hash/set.rs b/library/std/src/collections/hash/set.rs
index cee884145..b59f89d32 100644
--- a/library/std/src/collections/hash/set.rs
+++ b/library/std/src/collections/hash/set.rs
@@ -317,7 +317,7 @@ impl<T, S> HashSet<T, S> {
     ///
     /// let mut set = HashSet::from([1, 2, 3, 4, 5, 6]);
     /// set.retain(|&k| k % 2 == 0);
-    /// assert_eq!(set.len(), 3);
+    /// assert_eq!(set, HashSet::from([2, 4, 6]));
     /// ```
     ///
     /// # Performance