rand: Upgrade 0.8 to 0.9, batch 14/N

Summary:
Batch of upgrades from rand 0.8 to rand 0.9. These upgrades are
strictly mechanical, driven by the script at P2123045218. Crates which did not
compile under these chages are left out.

Reviewed By: dtolnay

Differential Revision: D90697099

fbshipit-source-id: d5afb0ea4d2080c64a489ecbdedb0d5df5251569

Author: JakobDegen

hphp/hack/src/Cargo.lock

@@ -20,6 +20,6 @@ print = { version = "0.0.0", path = "../print" }
 
 [dev-dependencies]
 hash = { version = "0.0.0", path = "../../../utils/hash" }
-rand = { version = "0.8", features = ["small_rng"] }
+rand = { version = "0.9", features = ["small_rng"] }
 testutils = { version = "0.0.0", path = "../testutils" }
 verify = { version = "0.0.0", path = "../verify" }

hphp/hack/src/hackc/ir/passes/Cargo.toml

@@ -139,8 +139,8 @@ mod tests {
     use ir_core::Block;
     use ir_core::BlockId;
     use rand::Rng;
+    use rand::rng;
     use rand::seq::SliceRandom;
-    use rand::thread_rng;
 
     use super::*;
 
@@ -203,15 +203,15 @@ mod tests {
     fn permute_random() {
         let names = ["a", "b", "c", "d", "e", "f"];
         let blocks = make_dummy_blocks(&names);
-        let mut rng = thread_rng();
+        let mut rng = rng();
 
         for _ in 0..100 {
             // Create a random selection, including usually dropping entries.
             let mut order = (0..names.len())
                 .map(|n| BlockId(n as u32))
                 .collect::<Vec<_>>();
             order.shuffle(&mut rng);
-            order.truncate(rng.gen_range(0..order.len()));
+            order.truncate(rng.random_range(0..order.len()));
 
             let mut b1 = blocks.clone();
             permute_and_truncate(&mut b1, order_to_remap(&order, blocks.len()));
@@ -279,7 +279,7 @@ mod tests {
             testutils::Block::jmp("dead2", "dead"),
         ];
 
-        let mut rng = thread_rng();
+        let mut rng = rng();
 
         for _ in 0..50 {
             // Shuffle block order, but leave the entry block first. We should always
@@ -305,19 +305,19 @@ mod tests {
     #[test]
     fn random_rpo() {
         let names = ["a", "b", "c", "d", "e", "f", "g", "h", "i", "j"];
-        let mut rng = thread_rng();
+        let mut rng = rng();
 
         for _ in 0..500 {
             // Build up a random function.
-            let num_blocks = rng.gen_range(2..names.len());
+            let num_blocks = rng.random_range(2..names.len());
             let mut blocks = Vec::new();
             let mut rblocks = Vec::new();
             for i in 0..num_blocks {
                 // Choose 0, 1 or 2 successor, with only a small chance of 0.
-                let num_successors = (rng.gen_range(0..7) + 2) / 3;
+                let num_successors = (rng.random_range(0..7) + 2) / 3;
                 let mut succ = || {
                     // NOTE: You can't branch to the entry block.
-                    names[rng.gen_range(1..num_blocks)]
+                    names[rng.random_range(1..num_blocks)]
                 };
                 let (term, rterm) = match num_successors {
                     0 => (testutils::Terminator::Ret, testutils::Terminator::Ret),

hphp/hack/src/hackc/ir/passes/rpo_sort.rs

@@ -15,7 +15,7 @@ anyhow = "1.0.98"
 crossbeam = "0.8"
 hh24_types = { version = "0.0.0", path = "../../utils/hh24_types" }
 oxidized = { version = "0.0.0", path = "../../oxidized" }
-rand = { version = "0.8", features = ["small_rng"] }
+rand = { version = "0.9", features = ["small_rng"] }
 relative_path = { version = "0.0.0", path = "../../utils/rust/relative_path" }
 rusqlite = { version = "0.37.0", features = ["backup", "blob", "bundled", "column_decltype", "functions", "limits", "modern_sqlite", "serde_json"] }
 serde = { version = "1.0.219", features = ["derive", "rc"] }

hphp/hack/src/naming/names_rust/Cargo.toml

@@ -166,8 +166,8 @@ impl Names {
                     .expect("SystemTime::now() before UNIX_EPOCH")
                     .as_secs(),
                 {
-                    use rand::distributions::DistString;
-                    rand::distributions::Alphanumeric.sample_string(&mut rand::thread_rng(), 10)
+                    use rand::distr::SampleString;
+                    rand::distr::Alphanumeric.sample_string(&mut rand::rng(), 10)
                 },
             )],
         )?;

hphp/hack/src/naming/names_rust/naming_sqlite.rs

@@ -18,4 +18,4 @@ ocamlrep = { version = "0.1.0", git = "https://github.com/facebook/ocamlrep/", b
 shmrs = { version = "0.0.0", path = "../../../shmrs" }
 
 [dev-dependencies]
-rand = { version = "0.8", features = ["small_rng"] }
+rand = { version = "0.9", features = ["small_rng"] }

hphp/hack/src/shmffi/cargo/ocaml_blob/Cargo.toml

@@ -344,14 +344,14 @@ mod tests {
         let mut rng = StdRng::from_seed([0; 32]);
 
         for _ in 0..NUM_TESTS {
-            let buffer_size = (rng.r#gen::<u32>() & ((1 << 31) - 1)) as usize;
-            let uncompressed_size = if rng.gen_bool(0.5) {
+            let buffer_size = (rng.random::<u32>() & ((1 << 31) - 1)) as usize;
+            let uncompressed_size = if rng.random_bool(0.5) {
                 buffer_size
             } else {
-                (rng.r#gen::<u32>() & ((1 << 31) - 1)) as usize
+                (rng.random::<u32>() & ((1 << 31) - 1)) as usize
             };
-            let is_serialized = rng.gen_bool(0.5);
-            let is_evictable = rng.gen_bool(0.5);
+            let is_serialized = rng.random_bool(0.5);
+            let is_evictable = rng.random_bool(0.5);
 
             let header = HeapValueHeaderFields {
                 buffer_size,

hphp/hack/src/shmffi/ocaml_blob.rs

@@ -20,4 +20,4 @@ static_assertions = "1.1.0"
 
 [dev-dependencies]
 nix = { version = "0.30.1", features = ["dir", "event", "hostname", "inotify", "ioctl", "mman", "mount", "net", "poll", "ptrace", "reboot", "resource", "sched", "signal", "term", "time", "user", "zerocopy"] }
-rand = { version = "0.8", features = ["small_rng"] }
+rand = { version = "0.9", features = ["small_rng"] }

hphp/hack/src/shmrs/Cargo.toml

@@ -460,7 +460,7 @@ mod integration_tests {
 
                     let mut num_incrs = 0;
                     while num_incrs < NUM_INCRS_PER_PROC {
-                        if rng.gen_bool(0.5) {
+                        if rng.random_bool(0.5) {
                             let mut guard = lock.write(None).unwrap();
                             *guard += 1;
                             std::thread::sleep(OP_SLEEP);

hphp/hack/src/shmrs/sync.rs

@@ -21,5 +21,5 @@ smallvec = { version = "1.15", features = ["serde", "union"] }
 
 [dev-dependencies]
 bincode = "1.3.3"
-rand = { version = "0.8", features = ["small_rng"] }
+rand = { version = "0.9", features = ["small_rng"] }
 serde_json = { version = "1.0.140", features = ["alloc", "float_roundtrip", "raw_value", "unbounded_depth"] }