--experimental_action_cache_store_output_metadata bug reproductions

Run the various repoX.sh scripts to test these various conditions:

• repo1.sh: Uses --experimental_action_cache_store_output_metadata and changes a file (not invalidating the analysis cache), resulting in a build failure
• repo2.sh: Uses --experimental_action_cache_store_output_metadata and invalidates the analysis cache, resulting in a build failure
• repo3.sh: Does not use --experimental_action_cache_store_output_metadata and changes a file (not invalidating the analysis cache), resulting in a build failure
• repo4.sh: Does not use --experimental_action_cache_store_output_metadata and invalidates the analysis cache, not resulting in a build failure