diff --git a/.github/actions/workflow-run-job-linux/action.yml b/.github/actions/workflow-run-job-linux/action.yml
index 4ee567f1b30..1cc65078e25 100644
--- a/.github/actions/workflow-run-job-linux/action.yml
+++ b/.github/actions/workflow-run-job-linux/action.yml
@@ -180,6 +180,11 @@ runs:
 
         touch "$result_dir/success"
 
+        echo "pwd: $(pwd)"
+        echo "ls ${{github.event.repository.name}}:" && ls -l ${{github.event.repository.name}}
+        echo "ls ${{github.event.repository.name}}/build" && ls -l ${{github.event.repository.name}}/build
+        echo "ls ${{github.event.repository.name}}/build/*" && ls -l ${{github.event.repository.name}}/build/*
+
         # Finds a matching file in the repo directory and copies it to the results directory.
         find_and_copy() {
           filename="$1"
diff --git a/ci/matrix.yaml b/ci/matrix.yaml
index 5ec715fb59b..185656a523f 100644
--- a/ci/matrix.yaml
+++ b/ci/matrix.yaml
@@ -8,6 +8,7 @@ workflows:
   #   - {jobs: ['test'], project: 'thrust', std: 17, ctk: 'curr', cxx: ['gcc12', 'clang16']}
   #
   override:
+    - {jobs: ['build'], project: 'cub', std: 'max', cxx: 'gcc'}
 
   pull_request:
     # Old CTK/compiler