roachtest: jepsen/sequential/majority-ring failed

[cockroach-teamcity]

SHA: https://github.com/cockroachdb/cockroach/commits/da56c792e968574b8f1d9ef3fdb45d56a530221a

Parameters:

To repro, try:

# Don't forget to check out a clean suitable branch and experiment with the
# stress invocation until the desired results present themselves. For example,
# using stress instead of stressrace and passing the '-p' stressflag which
# controls concurrency.
./scripts/gceworker.sh start && ./scripts/gceworker.sh mosh
cd ~/go/src/github.com/cockroachdb/cockroach && \
stdbuf -oL -eL \
make stressrace TESTS=jepsen/sequential/majority-ring PKG=roachtest TESTTIMEOUT=5m STRESSFLAGS='-maxtime 20m -timeout 10m' 2>&1 | tee /tmp/stress.log

Failed test: https://teamcity.cockroachdb.com/viewLog.html?buildId=1415578&tab=buildLog

The test failed on branch=master, cloud=gce:
test artifacts and logs in: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/artifacts/20190801-1415578/jepsen/sequential/majority-ring/run_1
	jepsen.go:264,jepsen.go:325,test_runner.go:691: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/bin/roachprod run teamcity-1564640260-64-n6cpu4:6 -- bash -e -c "\
		cd /mnt/data1/jepsen/cockroachdb && set -eo pipefail && \
		 ~/lein run test \
		   --tarball file://${PWD}/cockroach.tgz \
		   --username ${USER} \
		   --ssh-private-key ~/.ssh/id_rsa \
		   --os ubuntu \
		   --time-limit 300 \
		   --concurrency 30 \
		   --recovery-time 25 \
		   --test-count 1 \
		   -n 10.128.0.94 -n 10.128.0.90 -n 10.128.0.96 -n 10.128.0.101 -n 10.128.0.100 \
		   --test sequential --nemesis majority-ring \
		> invoke.log 2>&1 \
		" returned:
		stderr:
		
		stdout:
		Error:  exit status 255
		: exit status 1

[nvanbenschoten]

Fixed by cockroachdb/jepsen#23.