Update main.yml

Author: Beakerboy

.github/workflows/main.yml

@@ -24,6 +24,6 @@ jobs:
     - name: Lint
       run: yarn run eslint .
     - name: Test
-      run: CI=true NODE_OPTIONS="$NODE_OPTIONS --experimental-vm-modules" npm test
+      run: CI=true NODE_OPTIONS="$NODE_OPTIONS --experimental-vm-modules --trace-warnings" npm test
     - name: Coveralls
       uses: coverallsapp/github-action@v2