2020-10-07T00:22:59.776Z] 	github.com/klauspost/compress/zstd: github.com/klauspost/compress@v1.9.8: reading https://proxy.golang.org/github.com/klauspost/compress/@v/v1.9.8.zip: 503 Service Unavailable
[2020-10-07T00:22:59.776Z] beatpath/testmetricbeat/cmd imports
[2020-10-07T00:22:59.776Z] 	github.com/elastic/beats/v7/libbeat/cmd/instance imports
[2020-10-07T00:22:59.776Z] 	github.com/elastic/beats/v7/libbeat/publisher/includes imports
[2020-10-07T00:22:59.776Z] 	github.com/elastic/beats/v7/libbeat/outputs/kafka imports
[2020-10-07T00:22:59.776Z] 	github.com/Shopify/sarama imports
[2020-10-07T00:22:59.776Z] 	github.com/pierrec/lz4: github.com/pierrec/lz4@v2.4.1+incompatible: reading https://proxy.golang.org/github.com/pierrec/lz4/@v/v2.4.1+incompatible.zip: 503 Service Unavailable
[2020-10-07T00:22:59.776Z] 	server response: Service Unavailable

   stage('beat foo') {
       steps {
            dir(BASE_DIR) {
                // Download dependencies independently to reduce the third party instabilities.
                retryWithSleep(retries: 2, seconds: 5, backoff: true){
                    sh 'make getDependencies'
                }
                sh 'make -C generator/_templates/metricbeat test'
            }
       }
  }