another crash:
Service 'index' exited with status 134. Restarting. Messages:
2022-07-06T15:24:43.968+00:00 [Info] StorageMgr::handleCreateSnapshot Added New Snapshot Index: 17532055274852714362 PartitionId: 0 SliceId: 0 Crc64: 833398431925170828 (SnapshotInfo: seqnos: 2, 0, 146036 committed:true) SnapType FORCE_COMMIT SnapAligned true SnapCreateDur 14.075703ms SnapOpenDur 55.282µs
2022-07-06T15:24:43.981+00:00 [Info] ForestDBSlice::Commit SliceId 0 IndexInstId 12084728265744008952 FlushTime 305ns CommitTime 194.802µs TotalFlushTime 0s TotalCommitTime 17.987216926s
2022-07-06T15:24:43.981+00:00 [Info] ForestDBSlice::OpenSnapshot SliceId 0 IndexInstId 12084728265744008952 Creating New Snapshot SnapshotInfo: seqnos: 1, 0, 146036 committed:true
2022-07-06T15:24:43.981+00:00 [Info] StorageMgr::handleCreateSnapshot Added New Snapshot Index: 12084728265744008952 PartitionId: 0 SliceId: 0 Crc64: 833398431925170828 (SnapshotInfo: seqnos: 1, 0, 146036 committed:true) SnapType FORCE_COMMIT SnapAligned true SnapCreateDur 12.338927ms SnapOpenDur 31.423µs
assertion failed [hbmeta.prefix != NULL] at /home/couchbase/jenkins/workspace/couchbase-server-unix/forestdb/src/hbtrie.cc:1267 ((nil) != 0x7fecfcb4f490)
Breakpad caught a crash in forestdb. Writing crash dump to /opt/couchbase/var/lib/couchbase/crash/94f72b8b-717a-4e23-e39eac87-213f8425.dmp before terminating.
I think this bug was introduced in couchbase 7.x