SeleniumHQ
diff --git a/‎java/server/src/org/openqa/selenium/grid/docker/DockerSessionFactory.java‎
Lines changed: 0 additions & 1 deletion b/‎java/server/src/org/openqa/selenium/grid/docker/DockerSessionFactory.java‎
Lines changed: 0 additions & 1 deletion
diff --git a/‎java/server/test/org/openqa/selenium/grid/node/config/NodeOptionsTest.java‎
Lines changed: 0 additions & 3 deletions b/‎java/server/test/org/openqa/selenium/grid/node/config/NodeOptionsTest.java‎
Lines changed: 0 additions & 3 deletions
diff --git a/‎java/server/test/org/openqa/selenium/grid/router/SessionQueueGridTest.java‎
Lines changed: 3 additions & 1 deletion b/‎java/server/test/org/openqa/selenium/grid/router/SessionQueueGridTest.java‎
Lines changed: 3 additions & 1 deletion
diff --git a/‎java/server/test/org/openqa/selenium/grid/testing/TestSessionFactory.java‎
Lines changed: 1 addition & 1 deletion b/‎java/server/test/org/openqa/selenium/grid/testing/TestSessionFactory.java‎
Lines changed: 1 addition & 1 deletion
@@ -337,7 +337,6 @@ private void saveSessionCapabilities(Capabilities sessionRequestCapabilities, Pa
     } catch (IOException e) {
       LOG.log(Level.WARNING,
               "Failed to save session capabilities as metadata", e);
-      e.printStackTrace();
     }
   }
 
 
@@ -17,8 +17,6 @@
 
 package org.openqa.selenium.grid.node.config;
 
-import com.google.common.collect.ImmutableList;
-import com.google.common.collect.ImmutableMap;
 import org.assertj.core.api.Condition;
 import org.junit.Before;
 import org.junit.Test;
@@ -56,7 +54,6 @@
 import static java.util.Collections.emptySet;
 import static java.util.Collections.singletonMap;
 import static org.assertj.core.api.Assertions.assertThat;
-import static org.assertj.core.api.Assertions.fail;
 import static org.junit.Assume.assumeFalse;
 import static org.junit.Assume.assumeTrue;
 import static org.mockito.Mockito.spy;
 
@@ -68,6 +68,7 @@
 import org.openqa.selenium.grid.testing.TestSessionFactory;
 import org.openqa.selenium.grid.web.CombinedHandler;
 import org.openqa.selenium.grid.web.RoutableHttpClientFactory;
+import org.openqa.selenium.net.PortProber;
 import org.openqa.selenium.netty.server.NettyServer;
 import org.openqa.selenium.remote.http.HttpClient;
 import org.openqa.selenium.remote.http.HttpHandler;
@@ -232,7 +233,8 @@ public void stopServer() {
   private static Server<?> createServer(HttpHandler handler) {
     return new NettyServer(
       new BaseServerOptions(
-        new MapConfig(ImmutableMap.of("server", ImmutableMap.of("port", 4444)))),
+        new MapConfig(
+          ImmutableMap.of("server", ImmutableMap.of("port", PortProber.findFreePort())))),
       handler);
   }
 
 
@@ -61,7 +61,7 @@ public Optional<ActiveSession> apply(CreateSessionRequest sessionRequest) {
     SessionId id = new SessionId(UUID.randomUUID());
     Session session = sessionGenerator.apply(id, sessionRequest.getCapabilities());
 
-    URL url = null;
+    URL url;
     try {
       url = session.getUri().toURL();
     } catch (MalformedURLException e) {
Original file line number	Diff line number	Diff line change
`@@ -337,7 +337,6 @@ private void saveSessionCapabilities(Capabilities sessionRequestCapabilities, Pa`
`337`	`337`	`} catch (IOException e) {`
`338`	`338`	`LOG.log(Level.WARNING,`
`339`	`339`	`"Failed to save session capabilities as metadata", e);`
`340`		`- e.printStackTrace();`
`341`	`340`	`}`
`342`	`341`	`}`
`343`	`342`