fail-on-cache-miss: for grabbing arbitrary builds.

Author: katef

.github/workflows/ci.yml

@@ -83,6 +83,7 @@ jobs:
       with:
         path: ${{ env.build }}
         key: build-bmake-${{ matrix.os }}-gcc-DEBUG-AUSAN-${{ github.sha }} # arbitrary build, just for cvtpcre
+        fail-on-cache-miss: true
 
     - name: Convert PCRE suite
       if: steps.cache-cvtpcre.outputs.cache-hit != 'true'
@@ -249,6 +250,7 @@ jobs:
       with:
         path: ${{ env.build }}
         key: build-${{ matrix.make }}-${{ matrix.os }}-${{ matrix.cc }}-${{ matrix.debug }}-${{ matrix.san }}-${{ github.sha }}
+        fail-on-cache-miss: true
 
     # We don't need to build the entire repo to know that the makefiles work,
     # I'm just deleting a couple of .o files and rebuilding those instead.