The test failed on branch=release-20.1, cloud=gce:
test artifacts and logs in: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/artifacts/transfer-leases/signal/run_1
	cluster.go:1978,quit.go:348,quit.go:85,quit.go:142,context.go:135,quit.go:141,quit.go:85,quit.go:46,quit.go:340,test_runner.go:753: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/bin/roachprod stop --sig 15 --wait teamcity-1920737-1588663921-21-n3cpu4:1 returned: context deadline exceeded
		(1) /home/agent/work/.go/src/github.com/cockroachdb/cockroach/bin/roachprod stop --sig 15 --wait teamcity-1920737-1588663921-21-n3cpu4:1 returned
		  | stderr:
		  |
		  | stdout:
		  | teamcity-1920737-1588663921-21-n3cpu4: stopping and waiting...........................................................
		Wraps: (2) secondary error attachment
		  | signal: killed
		  | (1) signal: killed
		  | Error types: (1) *exec.ExitError
		Wraps: (3) context deadline exceeded
		Error types: (1) *main.withCommandDetails (2) *secondary.withSecondaryError (3) context.deadlineExceededError