| main.(*testRunner).runTest.func2
		  | 	/home/agent/work/.go/src/github.com/cockroachdb/cockroach/pkg/cmd/roachtest/test_runner.go:757
		  | runtime.goexit
		  | 	/usr/local/go/src/runtime/asm_amd64.s:1373
		Wraps: (2) 2 safe details enclosed
		Wraps: (3) output in run_063849.879_n2_workload_run_schemachange
		Wraps: (4) /home/agent/work/.go/src/github.com/cockroachdb/cockroach/bin/roachprod run teamcity-2058112-1593671404-05-n4cpu4:2 -- ./workload run schemachange --verbose=1 --tolerate-errors=true --max-ops 100 --concurrency 5 {pgurl:1-4} returned
		  | stderr:
		  | workload/cli/run.go:362  retrying after error while creating load: dial tcp 10.128.0.149:26257: connect: connection refused
		  | I200702 16:35:35.394213 1 workload/cli/run.go:362  retrying after error while creating load: dial tcp 10.128.0.149:26257: connect: connection refused
		  | I200702 16:35:35.412080 1 workload/cli/run.go:362  retrying after error while creating load: dial tcp 10.128.0.149:26257: connect: connection refused
		  | I200702 16:35:35.428872 1 workload/cli/run.go:362  retrying after error while creating load: dial tcp 10.128.0.149:26257: connect: connection refused
		  | I200702 16:35:35.447139 1 workload/cli/run.go:362  retrying after error while creating load: dial tcp 10.128.0.149:26257: connect: connection refused
		  | I200702 16:35:35.467836 1 workload/cli/run.go:362  retrying after error while creating load: dial tcp 10.128.0.149:26257: connect: connection refused
		  | I200702 16:35:35.485496 1 workload/cli/run.go:362  retrying after error while creating load: dial tcp 10.128.0.149:26257: connect: connection refused
		  |
		  | stdout:
		Wraps: (5) secondary error attachment
		  | signal: killed
		  | (1) signal: killed
		  | Error types: (1) *exec.ExitError
		Wraps: (6) context canceled
		Error types: (1) *withstack.withStack (2) *safedetails.withSafeDetails (3) *errutil.withMessage (4) *main.withCommandDetails (5) *secondary.withSecondaryError (6) *errors.errorString

	cluster.go:1512,context.go:135,cluster.go:1501,test_runner.go:829: dead node detection: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/bin/roachprod monitor teamcity-2058112-1593671404-05-n4cpu4 --oneshot --ignore-empty-nodes: exit status 1 4: 7985
		2: dead
		3: 7540
		1: 9893
		Error: UNCLASSIFIED_PROBLEM: 2: 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) 2: dead
		Error types: (1) errors.Unclassified (2) *withstack.withStack (3) *safedetails.withSafeDetails (4) *errors.errorString