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Description
As multiversion testing uses v4.2 mongod binaries, a replica set where the v4.2 binary is the primary will fail on the background_vaildation.js test due to background validation only being available in v4.3+.
As multiversion testing uses v4.2 mongod binaries, a replica set where the v4.2 binary is the primary will fail on the background_vaildation.js test due to background validation only being available in v4.3+.