travis failing on master with invoker0 already exists

[csantanapr]

From travis build https://travis-ci.org/ibm-functions/runtime-nodejs/builds/360478937

TASK [invoker : add additional jvm params if jmxremote is enabled] *************
Saturday 31 March 2018  21:53:47 +0000 (0:00:00.502)       0:00:52.430 ******** 
ok: [invoker0]

TASK [invoker : start invoker using docker cli] ********************************
Saturday 31 March 2018  21:53:47 +0000 (0:00:00.240)       0:00:52.671 ******** 
fatal: [invoker0]: FAILED! => {"changed": true, "cmd": "docker run -d --userns=host --pid=host --privileged -v /usr/lib/x86_64-linux-gnu/libapparmor.so.1:/usr/lib/x86_64-linux-gnu/libapparmor.so.1 --name invoker0 --hostname invoker0 --restart always -e JAVA_OPTS='-Xmx2g -XX:+CrashOnOutOfMemoryError -XX:+UseGCOverheadLimit -XX:ErrorFile=/logs/java_error.log' -e INVOKER_OPTS='  -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.local.only=false -Dcom.sun.management.jmxremote.authenticate=true -Dcom.sun.management.jmxremote.password.file=/root/jmxremote.password -Dcom.sun.management.jmxremote.access.file=/root/jmxremote.access -Djava.rmi.server.hostname=172.17.0.1 -Dcom.sun.management.jmxremote.rmi.port=18000 -Dcom.sun.management.jmxremote.port=17000 ' -e JMX_REMOTE='true' -e COMPONENT_NAME='invoker0' -e PORT='8080' -e KAFKA_HOSTS='172.17.0.1:9093' -e CONFIG_whisk_kafka_replicationFactor='1' -e CONFIG_whisk_kafka_topics_invoker_retentionBytes='' -e CONFIG_whisk_kafka_topics_invoker_retentionMs='' -e CONFIG_whisk_kakfa_topics_invoker_segmentBytes='' -e CONFIG_whisk_kafka_common_securityProtocol='PLAINTEXT' -e CONFIG_whisk_kafka_common_sslTruststoreLocation='/conf/kafka-keystore.jks' -e CONFIG_whisk_kafka_common_sslTruststorePassword='openwhisk' -e CONFIG_whisk_kafka_common_sslKeystoreLocation='/conf/kafka-keystore.jks' -e CONFIG_whisk_kafka_common_sslKeystorePassword='openwhisk' -e ZOOKEEPER_HOSTS='172.17.0.1:2181' -e CONFIG_whisk_couchdb_protocol='http' -e CONFIG_whisk_couchdb_host='172.17.0.1' -e CONFIG_whisk_couchdb_port='5984' -e CONFIG_whisk_couchdb_username='whisk_admin' -e CONFIG_whisk_couchdb_password='some_passw0rd' -e CONFIG_whisk_couchdb_provider='CouchDB' -e CONFIG_whisk_couchdb_databases_WhiskAuth='whisk_local_subjects' -e CONFIG_whisk_couchdb_databases_WhiskEntity='whisk_local_whisks' -e CONFIG_whisk_couchdb_databases_WhiskActivation='whisk_local_activations' -e DB_WHISK_ACTIONS='whisk_local_whisks' -e DB_WHISK_ACTIVATIONS='whisk_local_activations' -e DB_WHISK_AUTHS='whisk_local_subjects' -e CONFIG_whisk_db_actionsDdoc='' -e CONFIG_whisk_db_activationsDdoc='' -e CONFIG_whisk_db_activationsFilterDdoc='' -e WHISK_API_HOST_PROTO='https' -e WHISK_API_HOST_PORT='443' -e WHISK_API_HOST_NAME='172.17.0.1' -e RUNTIMES_MANIFEST='{\"defaultImagePrefix\": \"openwhisk\", \"defaultImageTag\": \"latest\", \"blackboxes\": [{\"name\": \"dockerskeleton\"}], \"runtimes\": {\"nodejs\": [{\"default\": true, \"deprecated\": false, \"kind\": \"nodejs:6\", \"image\": {\"name\": \"nodejs6action\"}}, {\"default\": false, \"deprecated\": false, \"kind\": \"nodejs:8\", \"image\": {\"name\": \"action-nodejs-v8\"}}]}}' -e CONFIG_whisk_runtimes_defaultImagePrefix='' -e CONFIG_whisk_runtimes_defaultImageTag='' -e CONFIG_whisk_runtimes_bypassPullForLocalImages='True' -e CONFIG_whisk_runtimes_localImagePrefix='' -e DOCKER_REGISTRY='' -e DOCKER_IMAGE_PREFIX='testing' -e DOCKER_IMAGE_TAG='latest' -e CONFIG_whisk_containerFactory_containerArgs_network='bridge' -e INVOKER_CONTAINER_POLICY=''  -e CONFIG_whisk_containerFactory_containerArgs_dnsServers_0=  -e INVOKER_NUMCORE='2' -e INVOKER_CORESHARE='2' -e INVOKER_USE_RUNC='True' -e INVOKER_NAME='0' -e WHISK_LOGS_DIR='/tmp/wsklogs' -e METRICS_KAMON='False' -e METRICS_KAMON_TAGS='False' -e METRICS_LOG='True' -e CONFIG_kamon_statsd_hostname='' -e CONFIG_kamon_statsd_port='8125' -e CONFIG_whisk_spi_LogStoreProvider='whisk.core.containerpool.logging.DockerToActivationLogStoreProvider' -e CONFIG_logback_log_level='INFO' -e CONFIG_whisk_memory_min='' -e CONFIG_whisk_memory_max='' -e CONFIG_whisk_memory_std='' -e CONFIG_whisk_timeLimit_min='' -e CONFIG_whisk_timeLimit_max='' -e CONFIG_whisk_timeLimit_std='' -e CONFIG_whisk_activation_payload_max='' -v /sys/fs/cgroup:/sys/fs/cgroup -v /run/runc:/run/runc -v /tmp/wsklogs/invoker0:/logs -v /tmp/wskconf/invoker/invoker0:/conf -v /var/lib/docker/493216.493216/containers/:/containers -v /var/run/docker.sock:/var/run/docker.sock -p 12001:8080  -p 17000:17000   -p 18000:18000  testing/invoker:latest /bin/sh -c \"exec /init.sh 0 >> /logs/invoker0_logs.log 2>&1\"", "delta": "0:00:00.029129", "end": "2018-03-31 21:53:48.320395", "msg": "non-zero return code", "rc": 125, "start": "2018-03-31 21:53:48.291266", "stderr": "docker: Error response from daemon: Conflict. The container name \"/invoker0\" is already in use by container e858272ad2b18f32ea2e45d00fe9d47acc89e84f4cf8e237cfe0c68065da326a. You have to remove (or rename) that container to be able to reuse that name..\nSee 'docker run --help'.", "stderr_lines": ["docker: Error response from daemon: Conflict. The container name \"/invoker0\" is already in use by container e858272ad2b18f32ea2e45d00fe9d47acc89e84f4cf8e237cfe0c68065da326a. You have to remove (or rename) that container to be able to reuse that name..", "See 'docker run --help'."], "stdout": "", "stdout_lines": []}

[csantanapr]

Conflict. The container name \"/invoker0\" is already in use by container e858272ad2b18f32ea2e45d00fe9d47acc89e84f4cf8e237cfe0c68065da326a. You have to remove (or rename) that container to be able to reuse that name..", "See 'docker run --help'."],