2024-01-03 15:06:21.968+0000 [id=146]   INFO    i.j.docker.client.DockerAPI#getOrMakeClient: Cached connection io.jenkins.docker.client.DockerAPI$SharableDockerClient@4cdabe80 to DockerClientParameters{dockerUri='unix:///var/run/docker.sock', credentialsId='null', readTimeoutInMsOrNull=60000, connectTimeoutInMsOrNull=60000}
2024-01-03 15:06:21.970+0000 [id=146]   WARNING c.n.j.p.d.DockerContainerWatchdog#retrieveContainers: Unable to retrieve list of containers available on DockerCloud [name=docker, dockerURI=unix:///var/run/docker.sock] while reading list of containers (showAll=true, labelFilters={com.nirima.jenkins.plugins.docker.JenkinsId=b0e5a0c79afc7f448010da85c5aba136})
org.apache.hc.client5.http.HttpHostConnectException: Connect to unix://localhost:2375 [localhost/127.0.0.1] failed: Connection refused
        at java.base/sun.nio.ch.Net.pollConnect(Native Method)
        at java.base/sun.nio.ch.Net.pollConnectNow(Net.java:672)
        at java.base/sun.nio.ch.NioSocketImpl.timedFinishConnect(NioSocketImpl.java:547)
        at java.base/sun.nio.ch.NioSocketImpl.connect(NioSocketImpl.java:602)
        at java.base/java.net.SocksSocketImpl.connect(SocksSocketImpl.java:327)
        at java.base/java.net.Socket.connect(Socket.java:633)
        at org.apache.hc.client5.http.socket.PlainConnectionSocketFactory.lambda$connectSocket$0(PlainConnectionSocketFactory.java:91)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:569)
        at org.apache.hc.client5.http.socket.PlainConnectionSocketFactory.connectSocket(PlainConnectionSocketFactory.java:90)
        at org.apache.hc.client5.http.socket.ConnectionSocketFactory.connectSocket(ConnectionSocketFactory.java:123)
        at org.apache.hc.client5.http.impl.io.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:184)
        at org.apache.hc.client5.http.impl.io.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:447)
        at org.apache.hc.client5.http.impl.classic.InternalExecRuntime.connectEndpoint(InternalExecRuntime.java:162)
        at org.apache.hc.client5.http.impl.classic.InternalExecRuntime.connectEndpoint(InternalExecRuntime.java:172)
        at org.apache.hc.client5.http.impl.classic.ConnectExec.execute(ConnectExec.java:142)
        at org.apache.hc.client5.http.impl.classic.ExecChainElement.execute(ExecChainElement.java:51)
        at org.apache.hc.client5.http.impl.classic.ProtocolExec.execute(ProtocolExec.java:192)
        at org.apache.hc.client5.http.impl.classic.ExecChainElement.execute(ExecChainElement.java:51)
        at org.apache.hc.client5.http.impl.classic.HttpRequestRetryExec.execute(HttpRequestRetryExec.java:96)
        at org.apache.hc.client5.http.impl.classic.ExecChainElement.execute(ExecChainElement.java:51)
        at org.apache.hc.client5.http.impl.classic.ContentCompressionExec.execute(ContentCompressionExec.java:152)
        at org.apache.hc.client5.http.impl.classic.ExecChainElement.execute(ExecChainElement.java:51)
        at org.apache.hc.client5.http.impl.classic.RedirectExec.execute(RedirectExec.java:115)
        at org.apache.hc.client5.http.impl.classic.ExecChainElement.execute(ExecChainElement.java:51)
        at org.apache.hc.client5.http.impl.classic.InternalHttpClient.doExecute(InternalHttpClient.java:170)
        at org.apache.hc.client5.http.impl.classic.CloseableHttpClient.execute(CloseableHttpClient.java:87)
        at com.github.dockerjava.httpclient5.ApacheDockerHttpClientImpl.execute(ApacheDockerHttpClientImpl.java:191)
Caused: java.lang.RuntimeException
        at com.github.dockerjava.httpclient5.ApacheDockerHttpClientImpl.execute(ApacheDockerHttpClientImpl.java:195)
        at com.github.dockerjava.httpclient5.ApacheDockerHttpClient.execute(ApacheDockerHttpClient.java:9)
        at com.github.dockerjava.core.DefaultInvocationBuilder.execute(DefaultInvocationBuilder.java:228)
        at com.github.dockerjava.core.DefaultInvocationBuilder.get(DefaultInvocationBuilder.java:202)
        at com.github.dockerjava.core.DefaultInvocationBuilder.get(DefaultInvocationBuilder.java:74)
        at com.github.dockerjava.core.exec.ListContainersCmdExec.execute(ListContainersCmdExec.java:44)
        at com.github.dockerjava.core.exec.ListContainersCmdExec.execute(ListContainersCmdExec.java:15)
        at com.github.dockerjava.core.exec.AbstrSyncDockerCmdExec.exec(AbstrSyncDockerCmdExec.java:21)
        at com.github.dockerjava.core.command.AbstrDockerCmd.exec(AbstrDockerCmd.java:33)
        at com.nirima.jenkins.plugins.docker.DockerContainerWatchdog.retrieveContainers(DockerContainerWatchdog.java:280)
        at com.nirima.jenkins.plugins.docker.DockerContainerWatchdog.processCloud(DockerContainerWatchdog.java:219)
        at com.nirima.jenkins.plugins.docker.DockerContainerWatchdog.execute(DockerContainerWatchdog.java:152)
        at hudson.model.AsyncPeriodicWork.lambda$doRun$0(AsyncPeriodicWork.java:102)
        at java.base/java.lang.Thread.run(Thread.java:840)
2024-01-03 15:06:21.970+0000 [id=146]   INFO    c.n.j.p.d.DockerContainerWatchdog#execute: Not checking the list of nodes, as list of containers is known to be incomplete