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sun.net.www.protocol.http.HttpURLConnection: 	at java.net.HttpURLConnection.getResponseCode(HttpURLConnection.java:379)	at org.glassfish.jersey.client.internal.HttpUrlConnector._apply(HttpUrlConnector.java:394)	at org.glassfish.jersey.client.internal.HttpUrlConnector.apply(HttpUrlConnector.java:285)	at org.glassfish.jersey.client.ClientRuntime.invoke(ClientRuntime.java:255)	at org.glassfish.jersey.client.JerseyInvocation$1.call(JerseyInvocation.java:684)	at org.glassfish.jersey.client.JerseyInvocation$1.call(JerseyInvocation.java:681)	at org.glassfish.jersey.internal.Errors.process(Errors.java:315)	at org.glassfish.jersey.internal.Errors.process(Errors.java:297)	at org.glassfish.jersey.internal.Errors.process(Errors.java:228)	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:444)	at org.glassfish.jersey.client.JerseyInvocation.invoke(JerseyInvocation.java:681)	at org.glassfish.jersey.client.JerseyInvocation$Builder.method(JerseyInvocation.java:411)	at org.glassfish.jersey.client.JerseyInvocation$Builder.get(JerseyInvocation.java:311)	at com.redhat.foreman.ForemanAPI.getForemanResponse(ForemanAPI.java:154)	at com.redhat.foreman.ForemanAPI.getHostParameterValue(ForemanAPI.java:196)	at com.redhat.foreman.ForemanAPI.getHostForQuery(ForemanAPI.java:313)	at com.redhat.foreman.ForemanAPI.getCompatibleHosts(ForemanAPI.java:331)	at com.redhat.foreman.ForemanSharedNodeCloud.canProvision(ForemanSharedNodeCloud.java:158)	at hudson.model.Label.getClouds(Label.java:227)	at hudson.model.Label.isEmpty(Label.java:435)	at jenkins.model.Jenkins.trimLabels(Jenkins.java:1725)	at jenkins.model.Nodes$3.run(Nodes.java:170)	at hudson.model.Queue._withLock(Queue.java:1289)	at hudson.model.Queue.withLock(Queue.java:1172)	at jenkins.model.Nodes.removeNode(Nodes.java:160)	at jenkins.model.Jenkins.removeNode(Jenkins.java:1700)	at hudson.slaves.AbstractCloudSlave.terminate(AbstractCloudSlave.java:70)	at com.redhat.foreman.ForemanSharedNode.terminate(ForemanSharedNode.java:32)	at hudson.slaves.CloudRetentionStrategy.check(CloudRetentionStrategy.java:62)	at hudson.slaves.CloudRetentionStrategy.check(CloudRetentionStrategy.java:46)	at hudson.slaves.SlaveComputer$4.run(SlaveComputer.java:700)	at hudson.model.Queue._withLock(Queue.java:1289)	at hudson.model.Queue.withLock(Queue.java:1172)	at hudson.slaves.SlaveComputer.setNode(SlaveComputer.java:697)	at hudson.model.AbstractCIBase.updateComputer(AbstractCIBase.java:117)	at hudson.model.AbstractCIBase.access$000(AbstractCIBase.java:44)	at hudson.model.AbstractCIBase$2.run(AbstractCIBase.java:185)	at hudson.model.Queue._withLock(Queue.java:1289)	at hudson.model.Queue.withLock(Queue.java:1172)	at hudson.model.AbstractCIBase.updateComputerList(AbstractCIBase.java:168)	at jenkins.model.Jenkins.updateComputerList(Jenkins.java:1219)	at jenkins.model.Nodes$1.run(Nodes.java:115)	at hudson.model.Queue._withLock(Queue.java:1289)	at hudson.model.Queue.withLock(Queue.java:1172)	at jenkins.model.Nodes.setNodes(Nodes.java:105)	at jenkins.model.Jenkins.setNodes(Jenkins.java:1704)	at hudson.model.Computer.replaceBy(Computer.java:1405)