diff --git a/.github/workflows/e2e.yaml b/.github/workflows/e2e.yaml
index 9fea0611..c3e78cac 100644
--- a/.github/workflows/e2e.yaml
+++ b/.github/workflows/e2e.yaml
@@ -112,7 +112,8 @@ jobs:
         if: ${{ matrix.sgx_mode == 'SIM' }}
         run: |
           SANDBOX_ID=$(sudo crictl runp --runtime enclavecc sandbox.json)
-          CONTAINER_ID=$(sudo crictl create --with-pull $SANDBOX_ID hello-world-unencrypted-$SGX_MODE.json sandbox.json)
+          CONTAINER_ID=$(sudo crictl create --with-pull $SANDBOX_ID hello-world-unencrypted-$SGX_MODE.json sandbox.json || true)
+          sudo find /run/containerd/agent-enclave -name stderr -exec cat '{}' \;
           sudo crictl start $CONTAINER_ID
           sleep 5
           sudo crictl logs $CONTAINER_ID
diff --git a/tools/packaging/build/unified-bundle/config.json.template b/tools/packaging/build/unified-bundle/config.json.template
index 2a813915..9c20b489 100644
--- a/tools/packaging/build/unified-bundle/config.json.template
+++ b/tools/packaging/build/unified-bundle/config.json.template
@@ -19,6 +19,7 @@
                 "env": [
                         "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
                         "ENCLAVE_AGENT=true",
+                        "OCCLUM_LOG_LEVEL=trace",
                         "TERM=xterm"
                 ],
                 "cwd": "/run/rune/occlum_instance",