Automatically generate test matrix

.github/workflows/formal-verifiation.yml

@@ -10,53 +10,43 @@ on:
   workflow_dispatch: {}
 
 jobs:
-  verify:
+  list-scripts:
     runs-on: ubuntu-latest
-
+    outputs:
+      matrix: ${{ steps.set-matrix.outputs.matrix }}
     steps:
       - uses: actions/checkout@v2
+      - id: set-matrix
+        run: echo ::set-output name=matrix::$(ls certora/scripts/**/*.sh | jq -Rsc 'split("\n")[:-1]')
 
+  verify:
+    runs-on: ubuntu-latest
+    needs: list-scripts
+    steps:
+      - uses: actions/checkout@v2
       - name: Install python
         uses: actions/setup-python@v2
         with: { python-version: 3.6, cache: 'pip' }
-
       - name: Install java
         uses: actions/setup-java@v1
         with: { java-version: "11", java-package: jre }
-
       - name: Install certora
         run: pip install certora-cli
-
       - name: Install solc
         run: |
           wget https://github.com/ethereum/solidity/releases/download/v0.8.4/solc-static-linux
           chmod +x solc-static-linux
           sudo mv solc-static-linux /usr/local/bin/solc8.4
-
       - name: Verify rule ${{ matrix.script }}
         run: |
           touch certora/applyHarness.patch
           make -C certora munged
           echo "key length" ${#CERTORAKEY}
-          sh certora/scripts/${{ matrix.script }}
+          sh ${{ matrix.script }}
         env:
           CERTORAKEY: ${{ secrets.CERTORAKEY }}
-
     strategy:
       fail-fast: false
       max-parallel: 4
-
       matrix:
-        script:
+        script: ${{ fromJson(needs.list-scripts.outputs.matrix) }}
-#          - old/verifyTimelock.sh
-#          - old/verifyERC1155.sh
-#          - old/verifyERC20FlashMint.sh
-#          - old/verifyERC20Wrapper.sh
-#          - old/verifyAccessControl.sh
-#          - old/verifyERC20Votes.sh "checking ERC20Votes.spec on ERC20Votes.sol"
-#          - old/verifyERC721Votes.sh "checking ERC721Votes.spec on draft-ERC721Votes.sol and Votes.sol"
-          - Round3/verifyERC1155Burnable.sh
-          - Round3/verifyERC1155Supply.sh
-          - Round3/verifyERC1155Pausable.sh
-          - Round3/verifyInitializable.sh
-          - Round3/verifyGovernorPreventLateQuorum.sh