diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 2d65f582..dfdcca7d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -21,7 +21,7 @@ jobs:
     # visionOS requires Xcode 15.2+, which is only available on the arm64 runners.
     runs-on: macos-14
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@nightly
         with:
           targets: aarch64-apple-darwin, aarch64-apple-ios
@@ -48,7 +48,7 @@ jobs:
           x86_64-unknown-illumos,
         ]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install precompiled cross
         run: |
           VERSION=v0.2.5
@@ -70,7 +70,7 @@ jobs:
           x86_64-fortanix-unknown-sgx,
         ]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@stable
         with:
           targets: ${{ matrix.target }}
@@ -100,7 +100,7 @@ jobs:
           # x86_64-pc-cygwin,
         ]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@nightly # Required to build libcore
         with:
           components: rust-src
@@ -116,7 +116,7 @@ jobs:
       matrix:
         target: [x86_64-unknown-linux-gnux32]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@stable
         with:
           targets: ${{ matrix.target }}
@@ -153,7 +153,7 @@ jobs:
           x86_64-unknown-linux-gnux32,
         ]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: nightly-2025-09-28
@@ -186,7 +186,7 @@ jobs:
           - target: { target: wasm32v1-none }
             feature: { std: true }
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           targets: ${{ matrix.target.target }}
@@ -207,7 +207,7 @@ jobs:
           i686-unknown-uefi,
         ]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@nightly # Required to build libstd
         with:
           components: rust-src
@@ -226,7 +226,7 @@ jobs:
           i686-unknown-uefi,
         ]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@nightly # Required to build libcore
         with:
           components: rust-src
@@ -242,7 +242,7 @@ jobs:
     name: RNDR
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: stable
@@ -265,7 +265,7 @@ jobs:
     name: No Atomics
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@stable
         with:
           targets: riscv32i-unknown-none-elf
@@ -278,7 +278,7 @@ jobs:
     name: Runtime error
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@stable
         with:
           targets: wasm32-unknown-unknown
diff --git a/.github/workflows/nopanic.yaml b/.github/workflows/nopanic.yaml
index 5903c2e2..7dfca7a7 100644
--- a/.github/workflows/nopanic.yaml
+++ b/.github/workflows/nopanic.yaml
@@ -30,7 +30,7 @@ jobs:
     name: Linux
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: stable
@@ -84,7 +84,7 @@ jobs:
     name: Cross
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: stable
@@ -119,7 +119,7 @@ jobs:
     name: macOS
     runs-on: macos-14
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: stable
@@ -137,7 +137,7 @@ jobs:
     name: Windows
     runs-on: windows-2022
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: nightly-2025-09-28
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index b153c22e..1e6d7077 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -9,7 +9,7 @@ jobs:
     permissions:
       id-token: write     # Required for OIDC token exchange
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: rust-lang/crates-io-auth-action@v1
       id: auth
     - run: cargo publish
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index cb3766a9..8d1d0587 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -30,7 +30,7 @@ jobs:
           - os: macos-14
             toolchain: stable
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ matrix.toolchain }}
@@ -51,7 +51,7 @@ jobs:
       matrix:
         target: [x86_64-unknown-linux-musl, i686-unknown-linux-musl]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@stable
         with:
           targets: ${{ matrix.target }}
@@ -82,7 +82,7 @@ jobs:
     name: iOS Simulator
     runs-on: macos-14
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: 1.88.0
@@ -121,7 +121,7 @@ jobs:
           stable-i686-msvc,
         ]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ matrix.toolchain }}
@@ -132,7 +132,7 @@ jobs:
     name: Windows 7 (on Windows 10)
     runs-on: windows-2022
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       # Win7 targets are Tier3, so pin a nightly where libstd builds.
       - uses: dtolnay/rust-toolchain@master
         with:
@@ -155,7 +155,7 @@ jobs:
           - arch: x86_64
             runner: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: nightly-2025-09-28
@@ -211,7 +211,7 @@ jobs:
           #wasm32-unknown-emscripten,
         ]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install precompiled cross
         run: |
           VERSION=v0.2.5
@@ -225,7 +225,7 @@ jobs:
     name: FreeBSD VM
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Test in FreeBSD
         uses: vmactions/freebsd-vm@v1
         with:
@@ -239,7 +239,7 @@ jobs:
     name: OpenBSD VM
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Test in OpenBSD
         uses: vmactions/openbsd-vm@v1
         with:
@@ -253,7 +253,7 @@ jobs:
     name: NetBSD VM
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Test in NetBSD
         uses: vmactions/netbsd-vm@v1
         with:
@@ -286,7 +286,7 @@ jobs:
               args: '--features=std,sys_rng,wasm_js -Zbuild-std=panic_abort,std',
             }
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ matrix.rust.version }}
@@ -340,7 +340,7 @@ jobs:
     name: WASI
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: 1.85
diff --git a/.github/workflows/workspace.yml b/.github/workflows/workspace.yml
index 99b0cbaa..d4f01608 100644
--- a/.github/workflows/workspace.yml
+++ b/.github/workflows/workspace.yml
@@ -16,7 +16,7 @@ jobs:
     env:
       RUSTFLAGS: "-Dwarnings"
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: dtolnay/rust-toolchain@master
       with:
         # We need Nightly for -Zbuild-std.
@@ -94,7 +94,7 @@ jobs:
     name: rustfmt
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@stable
         with:
           components: rustfmt
@@ -106,7 +106,7 @@ jobs:
     name: rustdoc
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@master
         with:
           # We need Nightly for doc_auto_cfg
@@ -120,5 +120,5 @@ jobs:
   typos:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: crate-ci/typos@v1