Update crate versions (#119)

* update crate versions

* fix clippy issues

* cargo fmt

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "nova-snark"
-version = "0.8.1"
+version = "0.9.0"
 authors = ["Srinath Setty <srinath@microsoft.com>"]
 edition = "2021"
 description = "Recursive zkSNARKs without trusted setup"
@@ -11,7 +11,7 @@ license-file = "LICENSE"
 keywords = ["zkSNARKs", "cryptography", "proofs"]
 
 [dependencies]
-bellperson = { version = "0.22", default-features = false }
+bellperson = { version = "0.24", default-features = false }
 ff = "0.12.0"
 merlin = "2.0.0"
 rand = "0.8.4"
@@ -24,9 +24,9 @@ itertools = "0.9.0"
 subtle = "2.4"
 pasta_curves = { version = "0.4.0", features = ["repr-c"] }
 pasta-msm = "0.1.3"
-neptune = { version = "7.2.0", default-features = false }
+neptune = { version = "8.1.0", default-features = false }
 generic-array = "0.14.4"
-bellperson-nonnative = { version = "0.3.1", default-features = false, features = ["wasm"] }
+bellperson-nonnative = { version = "0.4.0", default-features = false }
 num-bigint = { version = "0.4", features = ["serde", "rand"] }
 num-traits = "0.2"
 serde = { version = "1.0", features = ["derive"] }
@@ -46,5 +46,4 @@ name = "compressed-snark"
 harness = false
 
 [features]
-default = [ "bellperson/default", "bellperson-nonnative/default", "neptune/default" ]
-wasm = [ "bellperson/wasm", "bellperson-nonnative/wasm", "neptune/wasm" ]
+default = [ "bellperson/default", "bellperson-nonnative/default", "neptune/default" ]

src/bellperson/shape_cs.rs

@@ -147,7 +147,7 @@ where
     let negone = -<G::Scalar>::one();
 
     let powers_of_two = (0..G::Scalar::NUM_BITS)
-      .map(|i| G::Scalar::from(2u64).pow_vartime(&[u64::from(i)]))
+      .map(|i| G::Scalar::from(2u64).pow_vartime([u64::from(i)]))
       .collect::<Vec<_>>();
 
     let pp = |s: &mut String, lc: &LinearCombination<G::Scalar>| {

src/r1cs.rs

@@ -191,13 +191,7 @@ impl R1CSShape {
       assert_eq!(Cz.len(), self.num_cons);
 
       let res: usize = (0..self.num_cons)
-        .map(|i| {
-          if Az[i] * Bz[i] == U.u * Cz[i] + W.E[i] {
-            0
-          } else {
-            1
-          }
-        })
+        .map(|i| usize::from(Az[i] * Bz[i] != U.u * Cz[i] + W.E[i]))
         .sum();
 
       res == 0
@@ -235,7 +229,7 @@ impl R1CSShape {
       assert_eq!(Cz.len(), self.num_cons);
 
       let res: usize = (0..self.num_cons)
-        .map(|i| if Az[i] * Bz[i] == Cz[i] { 0 } else { 1 })
+        .map(|i| usize::from(Az[i] * Bz[i] != Cz[i]))
         .sum();
 
       res == 0

src/spartan_with_ipa_pc/mod.rs

@@ -98,7 +98,7 @@ impl RelaxedR1CSSNARKTrait for RelaxedR1CSSNARK {
 
     let (num_rounds_x, num_rounds_y) = (
       (pk.S.num_cons as f64).log2() as usize,
-      ((pk.S.num_vars as f64).log2() as usize + 1) as usize,
+      ((pk.S.num_vars as f64).log2() as usize + 1),
     );
 
     // outer sum-check
@@ -264,7 +264,7 @@ impl RelaxedR1CSSNARKTrait for RelaxedR1CSSNARK {
 
     let (num_rounds_x, num_rounds_y) = (
       (vk.S.num_cons as f64).log2() as usize,
-      ((vk.S.num_vars as f64).log2() as usize + 1) as usize,
+      ((vk.S.num_vars as f64).log2() as usize + 1),
     );
 
     // outer sum-check

src/spartan_with_ipa_pc/polynomial.rs

@@ -20,7 +20,7 @@ impl EqPolynomial {
 
   pub fn evals(&self) -> Vec<Scalar> {
     let ell = self.r.len();
-    let mut evals: Vec<Scalar> = vec![Scalar::zero(); (2_usize).pow(ell as u32) as usize];
+    let mut evals: Vec<Scalar> = vec![Scalar::zero(); (2_usize).pow(ell as u32)];
     let mut size = 1;
     evals[0] = Scalar::one();