How can I run HealthyCheck In a Diem Swarm?

I started a 4 nodes swarm on my machine,but when l follow the instruction to start HealthyCheck,I get a error:
thread ‘main’ panicked at ‘Instance was not started with k8s’, testsuite/cluster-test/src/,
Please tell me how to use k8s for HeathyCheck in Diem Swarm.Thx!