fix: upgrade everywhere to rand 0.9

conformance-tests/generator/Cargo.lock

@@ -20,13 +20,14 @@ dependencies = [
 
 [[package]]
 name = "getrandom"
-version = "0.2.16"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "335ff9f135e4384c8150d6f27c6daed433577f86b4750418338c01a1a2528592"
+checksum = "899def5c37c4fd7b2664648c28120ecec138e4d395b459e5ca34f9cce2dd77fd"
 dependencies = [
  "cfg-if",
  "libc",
- "wasi",
+ "r-efi",
+ "wasip2",
 ]
 
 [[package]]
@@ -49,7 +50,7 @@ checksum = "f52b00d39961fc5b2736ea853c9cc86238e165017a493d1d5c8eac6bdc4cc273"
 
 [[package]]
 name = "peoplesgrocers-lseq"
-version = "1.0.0"
+version = "0.99.0"
 dependencies = [
  "rand",
 ]
@@ -82,21 +83,26 @@ dependencies = [
 ]
 
 [[package]]
-name = "rand"
+name = "r-efi"
-version = "0.8.5"
+version = "5.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
+checksum = "69cdb34c158ceb288df11e18b4bd39de994f6657d83847bdffdbd7f346754b0f"
+
+[[package]]
+name = "rand"
+version = "0.9.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6db2770f06117d490610c7488547d543617b21bfa07796d7a12f6f1bd53850d1"
 dependencies = [
- "libc",
  "rand_chacha",
  "rand_core",
 ]
 
 [[package]]
 name = "rand_chacha"
-version = "0.3.1"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
+checksum = "d3022b5f1df60f26e1ffddd6c66e8aa15de382ae63b3a0c1bfc0e4d3e3f325cb"
 dependencies = [
  "ppv-lite86",
  "rand_core",
@@ -104,9 +110,9 @@ dependencies = [
 
 [[package]]
 name = "rand_core"
-version = "0.6.4"
+version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
+checksum = "99d9a13982dcf210057a8a78572b2217b667c3beacbf3a0d8b454f6f82837d38"
 dependencies = [
  "getrandom",
 ]
@@ -178,10 +184,19 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9312f7c4f6ff9069b165498234ce8be658059c6728633667c526e27dc2cf1df5"
 
 [[package]]
-name = "wasi"
+name = "wasip2"
-version = "0.11.1+wasi-snapshot-preview1"
+version = "1.0.1+wasi-0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b"
+checksum = "0562428422c63773dad2c345a1882263bbf4d65cf3f42e90921f787ef5ad58e7"
+dependencies = [
+ "wit-bindgen",
+]
+
+[[package]]
+name = "wit-bindgen"
+version = "0.46.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f17a85883d4e6d00e8a97c586de764dabcc06133f7f1d55dce5cdc070ad7fe59"
 
 [[package]]
 name = "zerocopy"

conformance-tests/generator/Cargo.toml

@@ -7,4 +7,4 @@ edition = "2024"
 peoplesgrocers-lseq = { path = "../../rust" }
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-rand = "0.8"
+rand = "0.9"

conformance-tests/generator/src/main.rs

@@ -26,9 +26,9 @@ impl RecordingRng {
 }
 
 impl LseqRng for RecordingRng {
-    fn gen_bool(&mut self, p: f64) -> bool {
+    fn random_bool(&mut self, p: f64) -> bool {
         // Use fully qualified syntax to call rand::Rng method
-        let result = Rng::gen_bool(&mut self.inner, p);
+        let result = Rng::random_bool(&mut self.inner, p);
         // Record a float that TypeScript's `f < p` would produce the same result
         // If result is true, we need f < p, so use p/2
         // If result is false, we need f >= p, so use (1 + p) / 2
@@ -37,9 +37,9 @@ impl LseqRng for RecordingRng {
         result
     }
 
-    fn gen_range(&mut self, range: std::ops::Range<u64>) -> u64 {
+    fn random_range(&mut self, range: std::ops::Range<u64>) -> u64 {
         // Use fully qualified syntax to call rand::Rng method
-        let result: u64 = Rng::gen_range(&mut self.inner, range.clone());
+        let result: u64 = Rng::random_range(&mut self.inner, range.clone());
         // Record a float that TypeScript's `Math.floor(f * range_size)` would produce the same result
         // For result r in [0, range_size), we need floor(f * range_size) = r
         // So f should be in [r/range_size, (r+1)/range_size)
@@ -137,7 +137,7 @@ fn main() {
                     let idx = if state.is_empty() {
                         0
                     } else {
-                        Rng::gen_range(&mut position_rng, 0..=state.len())
+                        Rng::random_range(&mut position_rng, 0..=state.len())
                     };
 
                     // Derive beforeKey and afterKey from the insertion index

research/Cargo.lock

@@ -203,17 +203,6 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a06f77d526c1a601b7c4cdd98f54b5eaabffc14d5f2f0296febdc7f357c6d3ba"
 
-[[package]]
-name = "getrandom"
-version = "0.2.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "335ff9f135e4384c8150d6f27c6daed433577f86b4750418338c01a1a2528592"
-dependencies = [
- "cfg-if 1.0.1",
- "libc",
- "wasi",
-]
-
 [[package]]
 name = "getrandom"
 version = "0.3.4"
@@ -439,7 +428,7 @@ dependencies = [
  "log",
  "lseq",
  "peoplesgrocers-lseq",
- "rand 0.8.5",
+ "rand 0.9.2",
 ]
 
 [[package]]
@@ -526,37 +515,16 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "rand"
-version = "0.8.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
-dependencies = [
- "libc",
- "rand_chacha 0.3.1",
- "rand_core 0.6.4",
-]
-
 [[package]]
 name = "rand"
 version = "0.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6db2770f06117d490610c7488547d543617b21bfa07796d7a12f6f1bd53850d1"
 dependencies = [
- "rand_chacha 0.9.0",
+ "rand_chacha",
  "rand_core 0.9.3",
 ]
 
-[[package]]
-name = "rand_chacha"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
-dependencies = [
- "ppv-lite86",
- "rand_core 0.6.4",
-]
-
 [[package]]
 name = "rand_chacha"
 version = "0.9.0"
@@ -582,22 +550,13 @@ version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c33a3c44ca05fa6f1807d8e6743f3824e8509beca625669633be0acbdf509dc"
 
-[[package]]
-name = "rand_core"
-version = "0.6.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
-dependencies = [
- "getrandom 0.2.16",
-]
-
 [[package]]
 name = "rand_core"
 version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "99d9a13982dcf210057a8a78572b2217b667c3beacbf3a0d8b454f6f82837d38"
 dependencies = [
- "getrandom 0.3.4",
+ "getrandom",
 ]
 
 [[package]]
@@ -795,12 +754,6 @@ dependencies = [
  "winapi-util",
 ]
 
-[[package]]
-name = "wasi"
-version = "0.11.1+wasi-snapshot-preview1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b"
-
 [[package]]
 name = "wasip2"
 version = "1.0.1+wasi-0.2.4"

research/Cargo.toml

@@ -5,7 +5,7 @@ edition = "2021"
 
 [dependencies]
 peoplesgrocers-lseq = { path = "../rust" }
-rand = "0.8"
+rand = "0.9"
 log = "0.4"
 env_logger = "0.10"
 

research/benches/lseq_benchmarks.rs

@@ -118,7 +118,7 @@ fn benchmark_random_insertions(c: &mut Criterion) {
                             let key = lseq.allocate(None, None).unwrap();
                             keys.push(key);
                         } else {
-                            let idx = rng.gen_range(0..keys.len());
+                            let idx = rng.random_range(0..keys.len());
                             let before = if idx == 0 { None } else { Some(&keys[idx - 1]) };
                             let after = if idx == keys.len() { None } else { Some(&keys[idx]) };
                             
@@ -147,7 +147,7 @@ fn benchmark_random_insertions(c: &mut Criterion) {
                             let key = lseq.alloc(None, None);
                             keys.push(key);
                         } else {
-                            let idx = rng.gen_range(0..keys.len());
+                            let idx = rng.random_range(0..keys.len());
                             let before = if idx == 0 { None } else { Some(&keys[idx - 1]) };
                             let after = if idx == keys.len() { None } else { Some(&keys[idx]) };
                             
@@ -176,7 +176,7 @@ fn benchmark_random_insertions(c: &mut Criterion) {
                             let key = lseq.allocate(None, None).unwrap();
                             keys.push(key);
                         } else {
-                            let idx = rng.gen_range(0..keys.len());
+                            let idx = rng.random_range(0..keys.len());
                             let before = if idx == 0 { None } else { Some(&keys[idx - 1]) };
                             let after = if idx == keys.len() { None } else { Some(&keys[idx]) };
                             
@@ -206,7 +206,7 @@ fn benchmark_random_insertions(c: &mut Criterion) {
                             let key = lseq.allocate(None, None);
                             keys.push(key);
                         } else {
-                            let idx = rng.gen_range(0..keys.len());
+                            let idx = rng.random_range(0..keys.len());
                             let before = if idx == 0 { None } else { Some(&keys[idx - 1]) };
                             let after = if idx == keys.len() { None } else { Some(&keys[idx]) };
                             

research/src/algorithms/lseq_base64.rs

@@ -190,7 +190,7 @@ impl<R: Rng + std::fmt::Debug> LSEQBase64<R> {
             trace!("Current carry_flag: {}", borrow_flag);
             
             if self.strategies.len() <= depth {
-                let new_strategy = self.rng.gen_bool(0.5);
+                let new_strategy = self.rng.random_bool(0.5);
                 trace!("BRANCH: Generating new strategy for depth {}: {} (+ strategy: {})", 
                       depth, new_strategy, new_strategy);
                 self.strategies.push(new_strategy);
@@ -245,7 +245,7 @@ impl<R: Rng + std::fmt::Debug> LSEQBase64<R> {
                 let step = std::cmp::min(BOUNDARY, interval);
                 
                 let allocated_value = if self.strategies[depth] {
-                    let delta = self.rng.gen_range(1..=step);
+                    let delta = self.rng.random_range(1..=step);
                     trace!("Space allocation: interval={}, step={}, delta={}", interval, step, delta);
                     let val = p_val + delta;
                     trace!("BRANCH: Using + strategy, allocated_value = p_val + delta = {} + {} = {}",
@@ -253,10 +253,10 @@ impl<R: Rng + std::fmt::Debug> LSEQBase64<R> {
                     val
                 } else {
                     let delta = if borrow_flag {
-                        //self.rng.gen_range(0..step)
+                        //self.rng.random_range(0..step)
-                        self.rng.gen_range(1..=step)
+                        self.rng.random_range(1..=step)
                     } else {
-                        self.rng.gen_range(1..=step)
+                        self.rng.random_range(1..=step)
                     };
                     trace!("Space allocation: interval={}, step={}, delta={}", interval, step, delta);
                     let val = q_val - delta;

research/src/algorithms/original_paper_reference_impl.rs

@@ -187,7 +187,7 @@ impl<R: Rng> ReferenceLSEQ<R> {
             trace!("Current carry_flag: {}", borrow_flag);
             
             if self.strategies.len() <= depth {
-                let new_strategy = self.rng.gen_bool(0.5);
+                let new_strategy = self.rng.random_bool(0.5);
                 trace!("BRANCH: Generating new strategy for depth {}: {} (+ strategy: {})", 
                       depth, new_strategy, new_strategy);
                 self.strategies.push(new_strategy);
@@ -241,7 +241,7 @@ impl<R: Rng> ReferenceLSEQ<R> {
                 let step = std::cmp::min(BOUNDARY, interval);
                 
                 let allocated_value = if self.strategies[depth] {
-                    let delta = self.rng.gen_range(1..=step);
+                    let delta = self.rng.random_range(1..=step);
                     trace!("Space allocation: interval={}, step={}, delta={}", interval, step, delta);
                     let val = p_val + delta;
                     trace!("BRANCH: Using + strategy, allocated_value = p_val + delta = {} + {} = {}",
@@ -249,9 +249,9 @@ impl<R: Rng> ReferenceLSEQ<R> {
                     val
                 } else {
                     let delta = if borrow_flag {
-                        self.rng.gen_range(1..=step)
+                        self.rng.random_range(1..=step)
                     } else {
-                        self.rng.gen_range(1..=step)
+                        self.rng.random_range(1..=step)
                     };
                     trace!("Space allocation: interval={}, step={}, delta={}", interval, step, delta);
                     let val = q_val - delta;

research/src/bin/encoding_analyzer.rs

@@ -97,7 +97,7 @@ fn generate_insertion_positions(count: usize, rng: &mut StdRng) -> Vec<usize> {
             positions.push(0); // First element always goes at position 0
         } else {
             // Insert after position 0 to i-1 (current list has i elements)
-            positions.push(rng.gen_range(0..i));
+            positions.push(rng.random_range(0..i));
         }
     }
     

rust/src/lib.rs

@@ -14,17 +14,17 @@ const ALPHABET: &[u8] = b"-0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnop
 /// This allows custom implementations (e.g., recording wrappers) without
 /// implementing the full Rng trait.
 pub trait LseqRng {
-    fn gen_bool(&mut self, p: f64) -> bool;
+    fn random_bool(&mut self, p: f64) -> bool;
-    fn gen_range(&mut self, range: std::ops::Range<u64>) -> u64;
+    fn random_range(&mut self, range: std::ops::Range<u64>) -> u64;
 }
 
 /// Blanket implementation for anything that implements rand::Rng
 impl<R: Rng> LseqRng for R {
-    fn gen_bool(&mut self, p: f64) -> bool {
+    fn random_bool(&mut self, p: f64) -> bool {
-        Rng::gen_bool(self, p)
+        Rng::random_bool(self, p)
     }
-    fn gen_range(&mut self, range: std::ops::Range<u64>) -> u64 {
+    fn random_range(&mut self, range: std::ops::Range<u64>) -> u64 {
-        Rng::gen_range(self, range)
+        Rng::random_range(self, range)
     }
 }
 
@@ -154,7 +154,7 @@ pub struct LSEQ<R: LseqRng> {
 #[allow(dead_code)]
 impl<R: LseqRng> LSEQ<R> {
     pub fn new(mut rng: R) -> Self {
-        let strategies = vec![rng.gen_bool(0.5)];
+        let strategies = vec![rng.random_bool(0.5)];
         LSEQ { strategies, rng }
     }
 
@@ -233,7 +233,7 @@ impl<R: LseqRng> LSEQ<R> {
 
             if min_alloc <= max_alloc {
                 let range = max_alloc - min_alloc + 1;
-                let offset = self.rng.gen_range(0..range);
+                let offset = self.rng.random_range(0..range);
                 let new_value = if self.strategies[depth] {
                     min_alloc + offset
                 } else {
@@ -248,7 +248,7 @@ impl<R: LseqRng> LSEQ<R> {
 
             depth += 1;
             if depth >= self.strategies.len() {
-                self.strategies.push(self.rng.gen_bool(0.5));
+                self.strategies.push(self.rng.random_bool(0.5));
             }
         }
     }