The test failed on branch=release-21.2, cloud=gce:
test artifacts and logs in: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/artifacts/activerecord/run_1
	orm_helpers.go:245,orm_helpers.go:171,activerecord.go:235,test_runner.go:777: 
		Tests run on Cockroach v21.2.10-30-gc3bc2da6e9
		Tests run against activerecord 6.1
		6647 Total Tests Run
		6646 tests passed
		1 test failed
		19 tests skipped
		5 tests ignored
		0 tests passed unexpectedly
		1 test failed unexpectedly
		0 tests expected failed but skipped
		0 tests expected failed but not run
		---
		--- PASS: SerializedAttributeTest#test_unexpected_serialized_type (expected)
		--- FAIL: BasicsTest#test_default_values_are_deeply_dupped (unexpected)
		For a full summary look at the activerecord artifacts 
		
		An updated blocklist (activeRecordBlockList21_2) is available in the artifacts' activerecord log