Update some dependencies for metrics-util.

metrics-util/CHANGELOG.md

@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.3.1] - 2019-11-21
+### Changed
+- Updated to crossbeam-epoch 0.8 and switched directly to crossbeam-utils for tests.
+
 ## [0.3.0] - 2019-04-30
 ### Added
 - `MetricTree` allows storing hierarchical metric values while being serializable by serde. (#38)

metrics-util/Cargo.toml

@@ -24,11 +24,11 @@ name = "streaming_integers"
 harness = false
 
 [dependencies]
-crossbeam-epoch = "^0.7"
+crossbeam-epoch = "^0.8"
 serde = "^1.0"
 
 [dev-dependencies]
-crossbeam = "^0.7"
+crossbeam-utils = "^0.7"
 criterion = "^0.2.9"
 lazy_static = "^1.3"
 rand = "^0.6"

metrics-util/src/bucket.rs

@@ -264,6 +264,7 @@ impl<T> Default for AtomicBucket<T> {
 #[cfg(test)]
 mod tests {
     use super::{AtomicBucket, Block, BLOCK_SIZE};
+    use crossbeam_utils::thread::scope;
 
     #[test]
     fn test_create_new_block() {
@@ -325,7 +326,7 @@ mod tests {
         let data = block.data();
         assert_eq!(data.len(), 0);
 
-        let res = crossbeam::scope(|s| {
+        let res = scope(|s| {
             let t1 = s.spawn(|_| {
                 let mut i = 0;
                 let mut total = 0;
@@ -409,7 +410,7 @@ mod tests {
         let snapshot = bucket.data();
         assert_eq!(snapshot.len(), 0);
 
-        let res = crossbeam::scope(|s| {
+        let res = scope(|s| {
             let t1 = s.spawn(|_| {
                 let mut i = 0;
                 let mut total = 0;