bump rand dependency of library tests

Cargo.lock

@@ -30,7 +30,7 @@ version = "0.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "43bb833f0bf979d8475d38fbf09ed3b8a55e1885fe93ad3f93239fc6a4f17b98"
 dependencies = [
- "getrandom 0.2.0",
+ "getrandom",
  "once_cell",
  "version_check",
 ]
@@ -50,7 +50,7 @@ version = "0.0.0"
 dependencies = [
  "compiler_builtins",
  "core",
- "rand 0.7.3",
+ "rand",
  "rand_xorshift",
 ]
 
@@ -878,7 +878,7 @@ dependencies = [
 name = "core"
 version = "0.0.0"
 dependencies = [
- "rand 0.7.3",
+ "rand",
  "rand_xorshift",
 ]
 
@@ -1506,17 +1506,6 @@ dependencies = [
  "unicode-width",
 ]
 
-[[package]]
-name = "getrandom"
-version = "0.1.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
-dependencies = [
- "cfg-if 1.0.0",
- "libc",
- "wasi 0.9.0+wasi-snapshot-preview1",
-]
-
 [[package]]
 name = "getrandom"
 version = "0.2.0"
@@ -1826,7 +1815,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "af1955a75fa080c677d3972822ec4bad316169ab1cfc6c257a942c2265dbe5fe"
 dependencies = [
  "bitmaps",
- "rand_core 0.6.2",
+ "rand_core",
  "rand_xoshiro",
  "sized-chunks",
  "typenum",
@@ -2319,14 +2308,14 @@ version = "0.1.0"
 dependencies = [
  "colored",
  "env_logger 0.9.0",
- "getrandom 0.2.0",
+ "getrandom",
  "lazy_static",
  "libc",
  "libffi",
  "libloading",
  "log",
  "measureme",
- "rand 0.8.5",
+ "rand",
  "regex",
  "rustc-workspace-hack",
  "rustc_version",
@@ -2692,7 +2681,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5d5285893bb5eb82e6aaf5d59ee909a06a16737a8970984dd7746ba9283498d6"
 dependencies = [
  "phf_shared",
- "rand 0.8.5",
+ "rand",
 ]
 
 [[package]]
@@ -2858,38 +2847,15 @@ dependencies = [
  "proc-macro2",
 ]
 
-[[package]]
-name = "rand"
-version = "0.7.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03"
-dependencies = [
- "getrandom 0.1.16",
- "libc",
- "rand_chacha 0.2.2",
- "rand_core 0.5.1",
- "rand_hc",
-]
-
 [[package]]
 name = "rand"
 version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
 dependencies = [
  "libc",
- "rand_chacha 0.3.0",
- "rand_core 0.6.2",
-]
-
-[[package]]
-name = "rand_chacha"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4c8ed856279c9737206bf725bf36935d8666ead7aa69b52be55af369d193402"
-dependencies = [
- "ppv-lite86",
- "rand_core 0.5.1",
+ "rand_chacha",
+ "rand_core",
 ]
 
 [[package]]
@@ -2899,16 +2865,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e12735cf05c9e10bf21534da50a147b924d555dc7a547c42e6bb2d5b6017ae0d"
 dependencies = [
  "ppv-lite86",
- "rand_core 0.6.2",
-]
-
-[[package]]
-name = "rand_core"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
-dependencies = [
- "getrandom 0.1.16",
+ "rand_core",
 ]
 
 [[package]]
@@ -2917,25 +2874,16 @@ version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34cf66eb183df1c5876e2dcf6b13d57340741e8dc255b48e40a26de954d06ae7"
 dependencies = [
- "getrandom 0.2.0",
-]
-
-[[package]]
-name = "rand_hc"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
-dependencies = [
- "rand_core 0.5.1",
+ "getrandom",
 ]
 
 [[package]]
 name = "rand_xorshift"
-version = "0.2.0"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77d416b86801d23dde1aa643023b775c3a462efc0ed96443add11546cdf1dca8"
+checksum = "d25bf25ec5ae4a3f1b92f929810509a2f53d7dca2f50b794ff57e3face536c8f"
 dependencies = [
- "rand_core 0.5.1",
+ "rand_core",
 ]
 
 [[package]]
@@ -2944,7 +2892,7 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6f97cdb2a36ed4183de61b2f824cc45c9f1037f28afe0a322e9fff4c108b5aaa"
 dependencies = [
- "rand_core 0.6.2",
+ "rand_core",
 ]
 
 [[package]]
@@ -2986,7 +2934,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "528532f3d801c87aec9def2add9ca802fe569e44a544afe633765267840abe64"
 dependencies = [
- "getrandom 0.2.0",
+ "getrandom",
  "redox_syscall",
 ]
 
@@ -3190,7 +3138,7 @@ dependencies = [
  "bstr 0.2.17",
  "clap 3.2.20",
  "libz-sys",
- "rand 0.8.5",
+ "rand",
  "regex",
  "serde_json",
  "syn",
@@ -3691,7 +3639,7 @@ dependencies = [
 name = "rustc_incremental"
 version = "0.0.0"
 dependencies = [
- "rand 0.8.5",
+ "rand",
  "rustc_ast",
  "rustc_data_structures",
  "rustc_errors",
@@ -4353,7 +4301,7 @@ dependencies = [
 name = "rustc_ty_utils"
 version = "0.0.0"
 dependencies = [
- "rand 0.8.5",
+ "rand",
  "rand_xoshiro",
  "rustc_data_structures",
  "rustc_errors",
@@ -4780,7 +4728,7 @@ dependencies = [
  "panic_abort",
  "panic_unwind",
  "profiler_builtins",
- "rand 0.7.3",
+ "rand",
  "rustc-demangle",
  "std_detect",
  "unwind",

library/alloc/Cargo.toml

@@ -13,8 +13,8 @@ core = { path = "../core" }
 compiler_builtins = { version = "0.1.40", features = ['rustc-dep-of-std'] }
 
 [dev-dependencies]
-rand = "0.7"
-rand_xorshift = "0.2"
+rand = "0.8"
+rand_xorshift = "0.3"
 
 [[test]]
 name = "collectionstests"

library/alloc/benches/slice.rs

@@ -1,6 +1,6 @@
 use std::{mem, ptr};
 
-use rand::distributions::{Alphanumeric, Standard};
+use rand::distributions::{Alphanumeric, Standard, DistString};
 use rand::Rng;
 use test::{black_box, Bencher};
 
@@ -218,7 +218,7 @@ fn gen_strings(len: usize) -> Vec<String> {
     let mut v = vec![];
     for _ in 0..len {
         let n = rng.gen::<usize>() % 20 + 1;
-        v.push((&mut rng).sample_iter(&Alphanumeric).take(n).collect());
+        v.push(Alphanumeric.sample_string(&mut rng, n));
     }
     v
 }

library/alloc/tests/slice.rs

@@ -396,8 +396,11 @@ fn test_sort() {
     for len in (2..25).chain(500..510) {
         for &modulus in &[5, 10, 100, 1000] {
             for _ in 0..10 {
-                let orig: Vec<_> =
-                    rng.sample_iter::<i32, _>(&Standard).map(|x| x % modulus).take(len).collect();
+                let orig: Vec<_> = (&mut rng)
+                    .sample_iter::<i32, _>(&Standard)
+                    .map(|x| x % modulus)
+                    .take(len)
+                    .collect();
 
                 // Sort in default order.
                 let mut v = orig.clone();

library/core/Cargo.toml

@@ -24,8 +24,8 @@ path = "benches/lib.rs"
 test = true
 
 [dev-dependencies]
-rand = "0.7"
-rand_xorshift = "0.2"
+rand = "0.8"
+rand_xorshift = "0.3"
 
 [features]
 # Make panics and failed asserts immediately abort without formatting any message

library/core/benches/num/int_log/mod.rs

@@ -21,7 +21,7 @@ macro_rules! int_log_bench {
             /* Exponentially distributed random numbers from the whole range of the type.  */
             let numbers: Vec<$t> = (0..256)
                 .map(|_| {
-                    let x = rng.gen::<$t>() >> rng.gen_range(0, <$t>::BITS);
+                    let x = rng.gen::<$t>() >> rng.gen_range(0..<$t>::BITS);
                     if x != 0 { x } else { 1 }
                 })
                 .collect();
@@ -38,7 +38,7 @@ macro_rules! int_log_bench {
             /* Exponentially distributed random numbers from the range 0..256.  */
             let numbers: Vec<$t> = (0..256)
                 .map(|_| {
-                    let x = (rng.gen::<u8>() >> rng.gen_range(0, u8::BITS)) as $t;
+                    let x = (rng.gen::<u8>() >> rng.gen_range(0..u8::BITS)) as $t;
                     if x != 0 { x } else { 1 }
                 })
                 .collect();

library/std/Cargo.toml

@@ -33,7 +33,7 @@ default-features = false
 features = ['read_core', 'elf', 'macho', 'pe', 'unaligned', 'archive']
 
 [dev-dependencies]
-rand = "0.7"
+rand = "0.8"
 
 [target.'cfg(any(all(target_family = "wasm", not(target_os = "emscripten")), all(target_vendor = "fortanix", target_env = "sgx")))'.dependencies]
 dlmalloc = { version = "0.2.3", features = ['rustc-dep-of-std'] }

library/std/src/collections/hash/map/tests.rs

@@ -714,12 +714,12 @@ fn test_entry_take_doesnt_corrupt() {
 
     // 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) => {

library/std/tests/env.rs

@@ -1,12 +1,11 @@
 use std::env::*;
 use std::ffi::{OsStr, OsString};
 
-use rand::distributions::Alphanumeric;
-use rand::{thread_rng, Rng};
+use rand::distributions::{Alphanumeric, DistString};
+use rand::thread_rng;
 
 fn make_rand_name() -> OsString {
-    let rng = thread_rng();
-    let n = format!("TEST{}", rng.sample_iter(&Alphanumeric).take(10).collect::<String>());
+    let n = format!("TEST{}", Alphanumeric.sample_string(&mut thread_rng(), 10));
     let n = OsString::from(n);
     assert!(var_os(&n).is_none());
     n