chore!: bump MSRV to 1.71.1

.github/workflows/auto-pr-rebuild-script.yml

@@ -44,7 +44,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup toolchain
-        uses: dtolnay/rust-toolchain@1.66.0
+        uses: dtolnay/rust-toolchain@1.71.1
 
       - uses: Swatinem/rust-cache@v2
         with:

.github/workflows/formatting.yml

@@ -32,7 +32,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup toolchain
-        uses: dtolnay/rust-toolchain@1.66.0
+        uses: dtolnay/rust-toolchain@1.71.1
         with:
           targets: ${{ matrix.target }}
           components: clippy, rustfmt

.github/workflows/gates_report.yml

@@ -18,7 +18,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup toolchain
-        uses: dtolnay/rust-toolchain@1.66.0
+        uses: dtolnay/rust-toolchain@1.71.1
 
       - uses: Swatinem/rust-cache@v2
         with:

.github/workflows/publish-acvm.yml

@@ -18,9 +18,7 @@ jobs:
           ref: ${{ inputs.acvm-ref }}
 
       - name: Setup toolchain
-        uses: dtolnay/rust-toolchain@master
-        with:
-          toolchain: 1.66.0
+        uses: dtolnay/rust-toolchain@1.71.1
 
       # These steps are in a specific order so crate dependencies are updated first
       - name: Publish acir_field

.github/workflows/publish-nargo.yml

@@ -45,7 +45,7 @@ jobs:
           echo "MACOSX_DEPLOYMENT_TARGET=$(xcrun -sdk macosx$(sw_vers -productVersion) --show-sdk-platform-version)" >> $GITHUB_ENV
 
       - name: Setup toolchain
-        uses: dtolnay/rust-toolchain@1.66.0
+        uses: dtolnay/rust-toolchain@1.71.1
         with:
           targets: ${{ matrix.target }}
 
@@ -128,7 +128,7 @@ jobs:
           ref: ${{ inputs.tag || env.GITHUB_REF }}
 
       - name: Setup toolchain
-        uses: dtolnay/rust-toolchain@1.66.0
+        uses: dtolnay/rust-toolchain@1.71.1
         with:
           targets: ${{ matrix.target }}
 

.github/workflows/test-integration.yml

@@ -19,7 +19,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup toolchain
-        uses: dtolnay/rust-toolchain@1.66.0
+        uses: dtolnay/rust-toolchain@1.71.1
 
       - uses: Swatinem/rust-cache@v2
         with:

.github/workflows/test-noir-js.yml

@@ -21,7 +21,7 @@ jobs:
         uses: ./.github/actions/setup
 
       - name: Setup toolchain
-        uses: dtolnay/rust-toolchain@1.66.0
+        uses: dtolnay/rust-toolchain@1.71.1
         with:
           targets: wasm32-unknown-unknown
 

.github/workflows/test-noir_wasm.yml

@@ -23,7 +23,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup toolchain
-        uses: dtolnay/rust-toolchain@1.66.0
+        uses: dtolnay/rust-toolchain@1.71.1
 
       - uses: Swatinem/rust-cache@v2
         with:

.github/workflows/test-rust-workspace.yml

@@ -31,7 +31,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup toolchain
-        uses: dtolnay/rust-toolchain@1.66.0
+        uses: dtolnay/rust-toolchain@1.71.1
         with:
           targets: ${{ matrix.target }}
 

README.md

@@ -54,7 +54,7 @@ Concretely the following items are on the road map:
 
 ## Minimum Rust version
 
-This crate's minimum supported rustc version is 1.66.0.
+This crate's minimum supported rustc version is 1.71.1.
 
 ## Working on this project
 

docs/docs/getting_started/00_nargo_installation.md

@@ -205,7 +205,7 @@ code .
 #### Building and testing
 
 Assuming you are using `direnv` to populate your environment, building and testing the project can be done
-with the typical `cargo build`, `cargo test`, and `cargo clippy` commands. You'll notice that the `cargo` version matches the version we specify in `flake.nix`, which is 1.66.0 at the time of this writing.
+with the typical `cargo build`, `cargo test`, and `cargo clippy` commands. You'll notice that the `cargo` version matches the version we specify in `rust-toolchain.toml`, which is 1.71.1 at the time of this writing.
 
 If you want to build the entire project in an isolated sandbox, you can use Nix commands:
 

flake.nix

@@ -44,7 +44,7 @@
 
       rustToolchain = fenix.packages.${system}.fromToolchainFile {
         file = ./rust-toolchain.toml;
-        sha256 = "sha256-Zk2rxv6vwKFkTTidgjPm6gDsseVmmljVt201H7zuDkk=";
+        sha256 = "sha256-R0F0Risbr74xg9mEYydyebx/z0Wu6HI0/KWwrV30vZo=";
       };
 
       craneLib = (crane.mkLib pkgs).overrideToolchain rustToolchain;

rust-toolchain.toml

@@ -1,5 +1,5 @@
 [toolchain]
-channel = "1.66.1"
+channel = "1.71.1"
 components = [ "rust-src" ]
 targets = [ "wasm32-unknown-unknown", "wasm32-wasi", "aarch64-apple-darwin" ]
 profile = "default"

tooling/nargo/build.rs

@@ -2,8 +2,8 @@ use rustc_version::{version, Version};
 
 fn check_rustc_version() {
     assert!(
-        version().unwrap() >= Version::parse("1.66.0").unwrap(),
-        "The minimal supported rustc version is 1.66.0."
+        version().unwrap() >= Version::parse("1.71.1").unwrap(),
+        "The minimal supported rustc version is 1.71.1."
     );
 }
 

tooling/nargo_cli/build.rs

@@ -6,8 +6,8 @@ use std::{env, fs};
 
 fn check_rustc_version() {
     assert!(
-        version().unwrap() >= Version::parse("1.66.0").unwrap(),
-        "The minimal supported rustc version is 1.66.0."
+        version().unwrap() >= Version::parse("1.71.1").unwrap(),
+        "The minimal supported rustc version is 1.71.1."
     );
 }
 

tooling/nargo_fmt/src/utils.rs

@@ -124,7 +124,6 @@ impl FindToken for str {
         Lexer::new(self)
             .skip_comments(false)
             .flatten()
-            .into_iter()
             .find_map(|spanned| f(spanned.token()).then(|| spanned.to_span().end()))
     }
 }