backpedal on caching

.github/workflows/R-CMD-check.yaml

@@ -67,13 +67,13 @@ jobs:
           writeLines(sprintf("R-%i.%i", getRversion()$major, getRversion()$minor), ".github/R-version")
         shell: Rscript {0}
 
-      - name: Restore cached R packages
+      - name: Cache R packages
         if: runner.os != 'Windows'
-        id: restore-r-packages
-        uses: actions/cache/restore@v3
+        uses: actions/cache@v2
         with:
           path: ${{ env.R_LIBS_USER }}
           key: ${{ runner.os }}-${{ hashFiles('.github/R-version') }}-1-${{ hashFiles('.github/depends.Rds') }}
+          restore-keys: ${{ runner.os }}-${{ hashFiles('.github/R-version') }}-1-
 
       - name: Install system dependencies
         if: runner.os == 'Linux'
@@ -89,15 +89,7 @@ jobs:
           remotes::install_deps(dependencies = TRUE)
           remotes::install_cran("rcmdcheck")
         shell: Rscript {0}
-
-      - name: Cache R packages
-        if: runner.os != 'Windows'
-        id: cache-r-packages
-        uses: actions/cache/save@v3
-        with:
-          path: ${{ env.R_LIBS_USER }}
-          key: ${{ steps.restore-r-packages.outputs.cache-primary-key }}
-
+
       - name: Check
         env:
           _R_CHECK_CRAN_INCOMING_REMOTE_: false