bump to 0.6

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "object-pool"
-version = "0.5.5"
+version = "0.6.0"
 authors = ["CJP10"]
 edition = "2018"
 description = "A thread-safe object pool with automatic return and attach/detach semantics"
@@ -13,11 +13,11 @@ categories = ["concurrency", "memory-management", "data-structures"]
 license = "MIT/Apache-2.0"
 
 [dependencies]
-parking_lot = "0.11"
+parking_lot = "0.12.3"
 
 [dev-dependencies]
-criterion = "0.3"
-criterion-plot = "0.4"
+criterion = "0.5.1"
+criterion-plot = "0.5.0"
 
 [[bench]]
 name = "bench"

src/experimental.rs

@@ -5,7 +5,7 @@ use std::{
     ops::{Deref, DerefMut},
     sync::atomic::{
         AtomicU64,
-        Ordering::{Acquire, Relaxed, Release, SeqCst},
+        Ordering::{Acquire, Relaxed, Release},
     },
 };
 
@@ -138,9 +138,8 @@ impl AtomicBitSet {
 
 #[cfg(test)]
 mod tests {
-    use crate::experimental::{Pool, Reusable, U64_BITS};
+    use crate::experimental::Pool;
     use std::iter::FromIterator;
-    use std::ops::{Add, AddAssign, DerefMut};
     use std::sync::atomic::Ordering::Relaxed;
 
     #[test]
@@ -155,7 +154,7 @@ mod tests {
 
     #[test]
     fn pull_set_return() {
-        let p = Pool::from_iter((0..100usize));
+        let p = Pool::from_iter(0..100usize);
         assert_eq!(p.len(), 100);
         assert_eq!(p.capacity(), 100);
         assert_eq!(p.bitset.ints.len(), 2);