我每小时使用 selenium-java 3.12.0 运行一堆测试用例；测试NG；Selenoid 与 docker、Jenkins。有时（大约十分之一）我会收到错误：
org.openqa.selenium.remote.UnreachableBrowserException: Error communicating with the remote browser. It may have died.
Build info: version: '3.6.0', revision: '6fbf3ec767', time: '2017-09-27T15:28:36.4Z'
System info: host: 'autotest.rvkernel.com', ip: '94.130.165.217', os.name: 'Linux', os.arch: 'amd64', os.version: '4.13.0-26-generic', java.version: '1.8.0_181'
Driver info: driver.version: RemoteWebDriver
Capabilities [{mobileEmulationEnabled=false, hasTouchScreen=false, platform=LINUX, acceptSslCerts=false, acceptInsecureCerts=false, webStorageEnabled=true, browserName=chrome, takesScreenshot=true, javascriptEnabled=true, platformName=LINUX, setWindowRect=true, unexpectedAlertBehaviour=, applicationCacheEnabled=false, rotatable=false, networkConnectionEnabled=false, chrome={chromedriverVersion=2.39.562737 (dba483cee6a5f15e2e2d73df16968ab10b38a2bf), userDataDir=/tmp/.org.chromium.Chromium.gURWcu}, takesHeapSnapshot=true, pageLoadStrategy=normal, unhandledPromptBehavior=, databaseEnabled=false, handlesAlerts=true, version=67.0.3396.62, browserConnectionEnabled=false, nativeEvents=true, locationContextEnabled=true, cssSelectorsEnabled=true}]
Session ID: 56c4b100a95d89b3d5702ec8a1a0698a
at org.openqa.selenium.remote.RemoteWebDriver.execute(RemoteWebDriver.java:564)
at org.openqa.selenium.remote.RemoteWebElement.execute(RemoteWebElement.java:276)
at …