[upgrade] cbbackupmgr failed to restore with cluster_admin role

Install Couchbase Server 4.6.0-3573 on 2 centos servers (224 and 225).
Create default bucket.
Load 1K to bucket.
Backup data using cbbackupmgr on 4.6.0 node with admin user.
Install Couchbase Server 5.5.0-2361 on 2 other centos 7.4 servers (226 and 227).
Add node 226 and 227 to 4.6.0 cluster and do swap rebalance.
Cluster is now 5.5.0
Add user role like admin, cluster_admin, bucket_admin[ALL], bucket_admin[default]
On node 227 with cbbackupmgr of version 5.5.0, do restore cluster using cluster admin role, Restore failed with error

 [root@s44018 ~]# /opt/couchbase/bin//cbbackupmgr restore --archive /tmp/entbackup --repo backup --cluster http://172.23.121.226:8091 --username cluster_admin  --password password  --start 2018-04-02T13_59_02.20264798-07_00 --end 2018-04-02T13_59_02.20264798-07_00 --no-progress-bar

Error restoring cluster: Invalid permissions for `set_with_meta` API in the data service

[root@s44018 ~]# 

This test passed in build 5.5.0-1911

All upgrade tests with add cluster_admin after upgrade failed due to this error