Try installing pre-built cross v0.2.5

.github/workflows/CI.yml

@@ -116,20 +116,18 @@ jobs:
           ISAL_INSTALL_PREFIX: ${{ github.workspace }}/isal
         run: |
           sudo apt update
-          sudo apt install ninja-build -y
+          sudo apt install ninja-build wget -y
 
           echo "BLOSC2_INSTALL_PREFIX=$BLOSC2_INSTALL_PREFIX" >> $GITHUB_ENV
           echo "ISAL_INSTALL_PREFIX=$ISAL_INSTALL_PREFIX" >> $GITHUB_ENV
 
           echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$BLOSC2_INSTALL_PREFIX/lib:$BLOSC2_INSTALL_PREFIX/lib64:$ISAL_INSTALL_PREFIX/lib:$ISAL_INSTALL_PREFIX/lib64" >> $GITHUB_ENV
 
-          # maturin action fails building blosc2 for armv7 and aarch64
-          # so we'll just use 'cross' to build and pass it in for the action for all archs
-          # nothing special for the revision pin, just deterministic install
-          cargo install cross --git https://github.com/cross-rs/cross --rev 6d097fb
+          wget https://github.com/cross-rs/cross/releases/download/v0.2.5/cross-x86_64-unknown-linux-gnu.tar.gz -O cross.tar.gz
+          tar -xvzf cross.tar.gz
 
           # Build blosc2
-          cross build --release --target $TARGET_TRIPLE --package blosc2-sys --target-dir build
+          ./cross build --release --target $TARGET_TRIPLE --package blosc2-sys --target-dir build
           blosc2_sys_dir=$(ls build/$TARGET_TRIPLE/release/build/ | grep blosc2-sys)
           mv $WORKSPACE/build/$TARGET_TRIPLE/release/build/$blosc2_sys_dir/out $BLOSC2_INSTALL_PREFIX
           tree -L 2 $BLOSC2_INSTALL_PREFIX