cbbackupmgr restore in analytics tests failed on build 7.1.0-1027

Analytics tests on build 7.1.0-1027 failed during the cbbackupmgr restore process. The issue happened intermittently. 

2021-06-25T10:40:21 [INFO] Running: ./opt/couchbase/bin/cbbackupmgr restore --force-updates --archive /data2/backup/3collections/ --repo default --threads 8 --host http://172.23.96.5 --username Administrator --password password --map-data bucket-1.scope-1.GleambookUsers=bucket-1.scope-1.GleambookUsers-1,bucket-1.scope-1.GleambookMessages=bucket-1.scope-1.GleambookMessages-1,bucket-1.scope-1.ChirpMessages=bucket-1.scope-1.ChirpMessages-1

Fatal error: local() encountered an error (return code 1) while executing './opt/couchbase/bin/cbbackupmgr restore --force-updates --archive /data2/backup/3collections/ --repo default --threads 8 --host http://172.23.96.5 --username Administrator --password password --map-data bucket-1.scope-1.GleambookUsers=bucket-1.scope-1.GleambookUsers-1,bucket-1.scope-1.GleambookMessages=bucket-1.scope-1.GleambookMessages-1,bucket-1.scope-1.ChirpMessages=bucket-1.scope-1.ChirpMessages-1'

Aborting.

Build: 7.1.0-1027

Job: http://perf.jenkins.couchbase.com/job/oceanus/6120/

Log:

https://s3-us-west-2.amazonaws.com/perf-artifacts/jenkins-oceanus-6120/172.23.96.205.zip

https://s3-us-west-2.amazonaws.com/perf-artifacts/jenkins-oceanus-6120/172.23.96.57.zip

https://s3-us-west-2.amazonaws.com/perf-artifacts/jenkins-oceanus-6120/172.23.96.5.zip

https://s3-us-west-2.amazonaws.com/perf-artifacts/jenkins-oceanus-6120/172.23.96.7.zip

https://s3-us-west-2.amazonaws.com/perf-artifacts/jenkins-oceanus-6120/172.23.96.8.zip

https://s3-us-west-2.amazonaws.com/perf-artifacts/jenkins-oceanus-6120/172.23.96.9.zip