Test minimum dependency versions

.github/workflows/ci.yml

@@ -15,20 +15,53 @@ env:
   CARGO_TERM_COLOR: always
 
 jobs:
+  lock:
+    name: Cargo.lock
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout the Repository
+        uses: actions/checkout@v2
+
+      - name: Install the Rust toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+          profile: minimal
+          override: true
+
+      - name: Generate the minimum version lockfile
+        run: |
+          cargo update -Z minimal-versions
+          mv Cargo.lock Cargo.lock.min
+
+      - name: Generate the current version lockfile
+        run: cargo update
+
+      - name: Upload the Cargo lockfiles
+        uses: actions/upload-artifact@v4
+        with:
+          name: Cargo.lock
+          path: |
+            Cargo.lock
+            Cargo.lock.min
+
   check:
     name: Check
-    runs-on: ${{ matrix.os }}
     strategy:
       matrix:
         os: [ubuntu-latest]
         rust: ["1.76", stable, nightly]
+        lock: ["Cargo.lock", "Cargo.lock.min"]
         include:
           - rust: "1.76"
             wasm32-wasip1: wasm32-wasi
           - rust: stable
             wasm32-wasip1: wasm32-wasip1
           - rust: nightly
             wasm32-wasip1: wasm32-wasip1
+    runs-on: ${{ matrix.os }}
+    needs: lock
 
     steps:
       - name: Checkout the Repository
@@ -44,7 +77,16 @@ jobs:
 
       - name: Install power tools
         uses: taiki-e/install-action@cargo-hack
-
+
+      - name: Download the Cargo lockfiles
+        uses: actions/download-artifact@v4
+        with:
+          name: Cargo.lock
+
+      - name: Rename ${{ matrix.lock }} to Cargo.lock
+        run: mv ${{ matrix.lock }} Cargo.lock
+        if: ${{ matrix.lock != 'Cargo.lock' }}
+
       - name: Check the powerset
         run: |
           cargo hack check --all \
@@ -62,12 +104,14 @@ jobs:
 
   test:
     name: Test Suite
-    runs-on: ${{ matrix.os }}
     strategy:
       matrix:
         os: [ubuntu-latest]
         rust: ["1.76", stable, nightly]
+        lock: ["Cargo.lock", "Cargo.lock.min"]
         python: ["3.10", "3.11", "3.12"]
+    runs-on: ${{ matrix.os }}
+    needs: lock
 
     steps:
       - name: Checkout the Repository
@@ -90,7 +134,16 @@ jobs:
 
       - name: Install numcodecs
         run: pip install numcodecs
-
+
+      - name: Download the Cargo lockfiles
+        uses: actions/download-artifact@v4
+        with:
+          name: Cargo.lock
+
+      - name: Rename ${{ matrix.lock }} to Cargo.lock
+        run: mv ${{ matrix.lock }} Cargo.lock
+        if: ${{ matrix.lock != 'Cargo.lock' }}
+
       - name: Run the test-suite powerset
         run: |
           cargo hack test --workspace \
@@ -118,16 +171,18 @@ jobs:
 
   clippy:
     name: Clippy
-    runs-on: ${{ matrix.os }}
     strategy:
       matrix:
         os: [ubuntu-latest]
         rust: ["1.76", stable]
+        lock: ["Cargo.lock", "Cargo.lock.min"]
         include:
           - rust: "1.76"
             wasm32-wasip1: wasm32-wasi
           - rust: stable
             wasm32-wasip1: wasm32-wasip1
+    runs-on: ${{ matrix.os }}
+    needs: lock
 
     steps:
       - name: Checkout the Repository
@@ -145,6 +200,15 @@ jobs:
       - name: Install power tools
         uses: taiki-e/install-action@cargo-hack
 
+      - name: Download the Cargo lockfiles
+        uses: actions/download-artifact@v4
+        with:
+          name: Cargo.lock
+
+      - name: Rename ${{ matrix.lock }} to Cargo.lock
+        run: mv ${{ matrix.lock }} Cargo.lock
+        if: ${{ matrix.lock != 'Cargo.lock' }}
+
       - name: Check the code style powerset
         if: ${{ matrix.rust == 'stable' }}
         run: |