Detect unused dependencies (nexus-xyz#263)

.github/workflows/ci.yml

@@ -65,3 +65,8 @@ jobs:
       - uses: actions/checkout@v4
       - run: rustup target add riscv32i-unknown-none-elf
       - run: assets/scripts/test_sdk.sh examples/src/bin/hello.rs
+
+  detect-unused-crate:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: bnjbvr/cargo-machete@main

config/serde_wrapper/Cargo.toml

@@ -15,4 +15,3 @@ proc-macro = true
 [dependencies]
 syn = { version = "1.0", features = ["full", "extra-traits"] }
 quote = "1.0"
-proc-macro2 = "1.0"

network/Cargo.toml

@@ -31,7 +31,6 @@ lz4 = "1.24"
 sha2 = "0.10.8"
 
 ark-ff.workspace = true
-ark-ec.workspace = true
 ark-serialize.workspace = true
 
 nexus-core = { path = "../core" }

nova-benches/Cargo.toml

@@ -8,15 +8,12 @@ ark-ff = "0.4.0"
 ark-relations = { version = "0.4.0" }
 ark-r1cs-std = { version = "0.4.0" }
 ark-crypto-primitives = { version = "0.4.0", features = ["sponge"] }
-ark-std = "0.4.0"
 
 ark-pallas = "0.4.0"
 ark-vesta = "0.4.0"
 ark-bn254 = "0.4.0"
 ark-grumpkin = { git = "https://github.com/arkworks-rs/curves/", rev = "8c0256a" }
 
-ark_spartan = { path = "../spartan", package = "ark-spartan" }
-
 criterion = "0.5"
 pprof = { version = "0.13", features = ["criterion", "flamegraph"] }
 

spartan/Cargo.toml

@@ -24,9 +24,6 @@ rand = "0.7.3"
 digest = "0.8.1"
 sha3 = "0.8.2"
 rayon = { version = "1.8.0", optional = true }
-subtle = { version = "2.4", default-features = false }
-rand_core = { version = "0.5", default-features = false }
-zeroize = { version = "1", default-features = false }
 itertools = "0.10.0"
 colored = "2.0.0"
 thiserror = "1.0"
@@ -43,7 +40,6 @@ ark-serialize.workspace = true
 ark-bls12-381 = { version = "^0.4.0", default-features = false, features = [
     "curve",
 ] }
-ark-crypto-primitives.workspace = true
 derivative = "2.2.0"
 
 [dev-dependencies]

vm/Cargo.toml

@@ -14,8 +14,6 @@ clap.workspace = true
 elf.workspace = true
 serde.workspace = true
 thiserror = "1.0"
-num-traits = "0.2"
-num-derive = "0.4"
 
 ark-ff.workspace = true
 ark-crypto-primitives.workspace = true