test artifacts and logs in: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/artifacts/version/mixed/nodes=3/run_1
	cluster.go:2471,version.go:210,version.go:224,test_runner.go:757: monitor failure: monitor task failed: dial tcp 104.197.111.228:26257: connect: connection refused
		(1) attached stack trace
		  | main.(*monitor).WaitE
		  | 	/home/agent/work/.go/src/github.com/cockroachdb/cockroach/pkg/cmd/roachtest/cluster.go:2459
		  | main.(*monitor).Wait
		  | 	/home/agent/work/.go/src/github.com/cockroachdb/cockroach/pkg/cmd/roachtest/cluster.go:2467
		  | main.registerVersion.func1
		  | 	/home/agent/work/.go/src/github.com/cockroachdb/cockroach/pkg/cmd/roachtest/version.go:210
		  | main.registerVersion.func2
		  | 	/home/agent/work/.go/src/github.com/cockroachdb/cockroach/pkg/cmd/roachtest/version.go:224
		  | [...repeated from below...]
		Wraps: (2) monitor failure
		Wraps: (3) attached stack trace
		  | main.(*monitor).wait.func2
		  | 	/home/agent/work/.go/src/github.com/cockroachdb/cockroach/pkg/cmd/roachtest/cluster.go:2515
		  | runtime.goexit
		  | 	/usr/local/go/src/runtime/asm_amd64.s:1373
		Wraps: (4) monitor task failed
		Wraps: (5) dial tcp 104.197.111.228:26257
		Wraps: (6) connect
		Wraps: (7) connection refused
		Error types: (1) *withstack.withStack (2) *errutil.withMessage (3) *withstack.withStack (4) *errutil.withMessage (5) *net.OpError (6) *os.SyscallError (7) syscall.Errno

	cluster.go:1516,context.go:135,cluster.go:1505,test_runner.go:829: dead node detection: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/bin/roachprod monitor teamcity-2072432-1594187551-12-n4cpu4 --oneshot --ignore-empty-nodes: exit status 1 4: skipped
		2: 6114
		3: 17060
		1: dead
		Error: UNCLASSIFIED_PROBLEM: 1: dead
		(1) UNCLASSIFIED_PROBLEM
		Wraps: (2) attached stack trace
		  | main.glob..func13
		  | 	/home/agent/work/.go/src/github.com/cockroachdb/cockroach/pkg/cmd/roachprod/main.go:1115
		  | main.wrap.func1
		  | 	/home/agent/work/.go/src/github.com/cockroachdb/cockroach/pkg/cmd/roachprod/main.go:266
		  | github.com/spf13/cobra.(*Command).execute
		  | 	/home/agent/work/.go/src/github.com/cockroachdb/cockroach/vendor/github.com/spf13/cobra/command.go:830
		  | github.com/spf13/cobra.(*Command).ExecuteC
		  | 	/home/agent/work/.go/src/github.com/cockroachdb/cockroach/vendor/github.com/spf13/cobra/command.go:914
		  | github.com/spf13/cobra.(*Command).Execute
		  | 	/home/agent/work/.go/src/github.com/cockroachdb/cockroach/vendor/github.com/spf13/cobra/command.go:864
		  | main.main
		  | 	/home/agent/work/.go/src/github.com/cockroachdb/cockroach/pkg/cmd/roachprod/main.go:1789
		  | runtime.main
		  | 	/usr/local/go/src/runtime/proc.go:203
		  | runtime.goexit
		  | 	/usr/local/go/src/runtime/asm_amd64.s:1373
		Wraps: (3) 3 safe details enclosed
		Wraps: (4) 1: dead
		Error types: (1) errors.Unclassified (2) *withstack.withStack (3) *safedetails.withSafeDetails (4) *errors.errorString