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sun.net.www.protocol.http.HttpURLConnection: 	at java.net.HttpURLConnection.getResponseCode(HttpURLConnection.java:480)	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:153)	at com.redhat.foreman.ForemanAPI.getHostParameterValue(ForemanAPI.java:195)	at com.redhat.foreman.ForemanAPI.getHostForQuery(ForemanAPI.java:309)	at com.redhat.foreman.ForemanAPI.getCompatibleHosts(ForemanAPI.java:327)	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:1899)	at jenkins.model.Nodes$2.run(Nodes.java:137)	at hudson.model.Queue._withLock(Queue.java:1320)	at hudson.model.Queue.withLock(Queue.java:1197)	at jenkins.model.Nodes.addNode(Nodes.java:132)	at jenkins.model.Jenkins.addNode(Jenkins.java:1853)	at hudson.model.ComputerSet.doCreateItem(ComputerSet.java:262)