The test failed on branch=master, cloud=gce:
test artifacts and logs in: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/artifacts/tpccbench/nodes=6/cpu=16/multi-az/run_1
	cluster.go:2220,tpcc.go:807,search.go:43,search.go:173,tpcc.go:803,tpcc.go:617,test_runner.go:767: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/bin/roachprod stop teamcity-2773661-1615618859-64-n7cpu16-geo:1-6 returned: exit status 1
		(1) /home/agent/work/.go/src/github.com/cockroachdb/cockroach/bin/roachprod stop teamcity-2773661-1615618859-64-n7cpu16-geo:1-6 returned
		  | stderr:
		  |
		  | stdout:
		  | teamcity-2773661-1615618859-64-n7cpu16-geo: stopping and waiting.....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
		  | 1: exit status 255: 
		  | I210313 14:49:35.760819 1 (gostd) cluster_synced.go:1732  [-] 1  command failed
		Wraps: (2) exit status 1
		Error types: (1) *main.withCommandDetails (2) *exec.ExitError