Steps for Replication:

1. Create a review.
2. Abandon it.
3. Search for this abandoned review via the custom filter by checking the "Abandoned" checkbox. The review is listed correctly.
4. Re-index Crucible data via Administration ->Crucible.
5. Revisit the custom filter and notice the abandoned review is no longer in the resultant list.
6. The review is still accessible using the URL:

http://<Fisheye_Base_URL>/cru/<Review Key>