Undo bump of rand as it bumps MSRV

rand 0.7 requires support for the 2018 edition, which only works on
1.32 (our current MSRV is 1.28).

This also means that the root crate no longer needs a version bump.

Author: jonhoo

CHANGELOG.md

@@ -1,7 +1,3 @@
-# Version 0.7.4
-
-- Bump `rand` dev-dependency to version 0.7.
-
 # Version 0.7.3
 
 - Fix breakage with nightly feature due to rust-lang/rust#65214.

Cargo.toml

@@ -4,7 +4,7 @@ name = "crossbeam"
 # - Update CHANGELOG.md
 # - Update README.md
 # - Create "crossbeam-X.Y.Z" git tag
-version = "0.7.4"
+version = "0.7.3"
 authors = ["The Crossbeam Project Developers"]
 license = "MIT/Apache-2.0"
 readme = "README.md"
@@ -60,7 +60,7 @@ path = "./crossbeam-utils"
 default-features = false
 
 [dev-dependencies]
-rand = "0.7"
+rand = "0.6"
 
 [workspace]
 members = [

crossbeam-channel/CHANGELOG.md

@@ -1,6 +1,5 @@
 # Version 0.4.1
 
-- Bump `rand` dev-dependency to version 0.7.
 - Avoid time drift in `channel::tick`. (#456)
 - Fix unsoundness issues by adopting `MaybeUninit`. (#458)
 

crossbeam-channel/Cargo.toml

@@ -24,5 +24,5 @@ path = "../crossbeam-utils"
 
 [dev-dependencies]
 num_cpus = "1.10.0"
-rand = "0.7"
+rand = "0.6"
 signal-hook = "0.1.5"

crossbeam-deque/CHANGELOG.md

@@ -1,6 +1,5 @@
 # Version 0.7.3
 
-- Bump `rand` dev-dependency to version 0.7.
 - Stop stealing from the same deque. (#448)
 - Fix unsoundness issues by adopting `MaybeUninit`. (#458)
 

crossbeam-deque/Cargo.toml

@@ -27,4 +27,4 @@ version = "0.7"
 path = "../crossbeam-utils"
 
 [dev-dependencies]
-rand = "0.7"
+rand = "0.6"

crossbeam-epoch/CHANGELOG.md

@@ -1,6 +1,5 @@
 # Version 0.8.1
 
-- Bump `rand` dev-dependency to version 0.7.
 - Bump `autocfg` dependency to version 1.0. (#460)
 - Reduce stall in list iteration. (#376)
 - Stop stealing from the same deque. (#448)

crossbeam-epoch/Cargo.toml

@@ -44,4 +44,4 @@ default-features = false
 autocfg = "1"
 
 [dev-dependencies]
-rand = "0.7"
+rand = "0.6"

crossbeam-queue/CHANGELOG.md

@@ -1,6 +1,5 @@
 # Version 0.2.2
 
-- Bump `rand` dev-dependency to version 0.7.
 - Fix unsoundness issues by adopting `MaybeUninit`. (#458)
 
 # Version 0.2.1

crossbeam-queue/Cargo.toml

@@ -30,4 +30,4 @@ path = "../crossbeam-utils"
 default-features = false
 
 [dev-dependencies]
-rand = "0.7"
+rand = "0.6"

crossbeam-utils/CHANGELOG.md

@@ -1,6 +1,5 @@
 # Version 0.7.1
 
-- Bump `rand` dev-dependency to version 0.7.
 - Bump `autocfg` dependency to version 1.0. (#460)
 - Make `AtomicCell` lockfree for u8, u16, u32, u64 sized values at 1.34+. (#454)
 

crossbeam-utils/Cargo.toml

@@ -29,4 +29,4 @@ lazy_static = { version = "1.1.0", optional = true }
 autocfg = "1"
 
 [dev-dependencies]
-rand = "0.7"
+rand = "0.6"