diff --git a/src/Symfony/Component/Console/Output/ConsoleOutput.php b/src/Symfony/Component/Console/Output/ConsoleOutput.php
index 96664f1508..2cda213a04 100644
--- a/src/Symfony/Component/Console/Output/ConsoleOutput.php
+++ b/src/Symfony/Component/Console/Output/ConsoleOutput.php
@@ -41,6 +41,13 @@ class ConsoleOutput extends StreamOutput implements ConsoleOutputInterface
     {
         parent::__construct($this->openOutputStream(), $verbosity, $decorated, $formatter);
 
+        if (null === $formatter) {
+            // for BC reasons, stdErr has it own Formatter only when user don't inject a specific formatter.
+            $this->stderr = new StreamOutput($this->openErrorStream(), $verbosity, $decorated);
+
+            return;
+        }
+
         $actualDecorated = $this->isDecorated();
         $this->stderr = new StreamOutput($this->openErrorStream(), $verbosity, $decorated, $this->getFormatter());
 
diff --git a/src/Symfony/Component/Console/Tests/Output/ConsoleOutputTest.php b/src/Symfony/Component/Console/Tests/Output/ConsoleOutputTest.php
index db39a02b8a..33a5371d6e 100644
--- a/src/Symfony/Component/Console/Tests/Output/ConsoleOutputTest.php
+++ b/src/Symfony/Component/Console/Tests/Output/ConsoleOutputTest.php
@@ -18,11 +18,19 @@ use Symfony\Component\Console\Output\Output;
 
 class ConsoleOutputTest extends TestCase
 {
-    public function testConstructor()
+    public function testConstructorWithoutFormatter()
     {
         $output = new ConsoleOutput(Output::VERBOSITY_QUIET, true);
         $this->assertEquals(Output::VERBOSITY_QUIET, $output->getVerbosity(), '__construct() takes the verbosity as its first argument');
-        $this->assertSame($output->getFormatter(), $output->getErrorOutput()->getFormatter(), '__construct() takes a formatter or null as the third argument');
+        $this->assertNotSame($output->getFormatter(), $output->getErrorOutput()->getFormatter(), 'ErrorOutput should use it own formatter');
+    }
+
+    public function testConstructorWithFormatter()
+    {
+        $output = new ConsoleOutput(Output::VERBOSITY_QUIET, true, $formatter = new OutputFormatter());
+        $this->assertEquals(Output::VERBOSITY_QUIET, $output->getVerbosity(), '__construct() takes the verbosity as its first argument');
+        $this->assertSame($formatter, $output->getFormatter());
+        $this->assertSame($formatter, $output->getErrorOutput()->getFormatter(), 'Output and ErrorOutput should use the same provided formatter');
     }
 
     public function testSetFormatter()
@@ -31,6 +39,7 @@ class ConsoleOutputTest extends TestCase
         $outputFormatter = new OutputFormatter();
         $output->setFormatter($outputFormatter);
         $this->assertSame($outputFormatter, $output->getFormatter());
+        $this->assertSame($outputFormatter, $output->getErrorOutput()->getFormatter());
     }
 
     public function testSetVerbosity()
diff --git a/src/Symfony/Component/DependencyInjection/ContainerBuilder.php b/src/Symfony/Component/DependencyInjection/ContainerBuilder.php
index d7f714c9be..5267f6fbb9 100644
--- a/src/Symfony/Component/DependencyInjection/ContainerBuilder.php
+++ b/src/Symfony/Component/DependencyInjection/ContainerBuilder.php
@@ -1167,7 +1167,7 @@ class ContainerBuilder extends Container implements TaggedContainerInterface
                 return $this->resolveServices($reference);
             };
         } elseif ($value instanceof IteratorArgument) {
-            $value = new RewindableGenerator(function () use ($value) {
+            $value = new RewindableGenerator(function () use ($value, &$inlineServices) {
                 foreach ($value->getValues() as $k => $v) {
                     foreach (self::getServiceConditionals($v) as $s) {
                         if (!$this->has($s)) {
@@ -1175,12 +1175,12 @@ class ContainerBuilder extends Container implements TaggedContainerInterface
                         }
                     }
                     foreach (self::getInitializedConditionals($v) as $s) {
-                        if (!$this->doGet($s, ContainerInterface::IGNORE_ON_UNINITIALIZED_REFERENCE)) {
+                        if (!$this->doGet($s, ContainerInterface::IGNORE_ON_UNINITIALIZED_REFERENCE, $inlineServices)) {
                             continue 2;
                         }
                     }
 
-                    yield $k => $this->resolveServices($v);
+                    yield $k => $this->doResolveServices($v, $inlineServices);
                 }
             }, function () use ($value): int {
                 $count = 0;
diff --git a/src/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php b/src/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php
index 0e8adf9a95..425c18b8d1 100644
--- a/src/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php
+++ b/src/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php
@@ -471,7 +471,7 @@ EOF;
         foreach ($edges as $edge) {
             $node = $edge->getDestNode();
             $id = $node->getId();
-            if (!$node->getValue() instanceof Definition || $sourceId === $id || $edge->isLazy() || $edge->isWeak()) {
+            if (!$node->getValue() instanceof Definition || $sourceId === $id || $edge->isWeak()) {
                 continue;
             }
 
diff --git a/src/Symfony/Component/DependencyInjection/Tests/ContainerBuilderTest.php b/src/Symfony/Component/DependencyInjection/Tests/ContainerBuilderTest.php
index 375187a936..df6f06653e 100644
--- a/src/Symfony/Component/DependencyInjection/Tests/ContainerBuilderTest.php
+++ b/src/Symfony/Component/DependencyInjection/Tests/ContainerBuilderTest.php
@@ -1393,6 +1393,10 @@ class ContainerBuilderTest extends TestCase
     public function testAlmostCircular($visibility)
     {
         $container = include __DIR__.'/Fixtures/containers/container_almost_circular.php';
+        $container->compile();
+
+        $logger = $container->get('monolog.logger');
+        $this->assertEquals(new \stdClass(), $logger->handler);
 
         $foo = $container->get('foo');
         $this->assertSame($foo, $foo->bar->foobar->foo);
diff --git a/src/Symfony/Component/DependencyInjection/Tests/Dumper/PhpDumperTest.php b/src/Symfony/Component/DependencyInjection/Tests/Dumper/PhpDumperTest.php
index b87a6b8a24..3b77b7ed6e 100644
--- a/src/Symfony/Component/DependencyInjection/Tests/Dumper/PhpDumperTest.php
+++ b/src/Symfony/Component/DependencyInjection/Tests/Dumper/PhpDumperTest.php
@@ -1054,6 +1054,9 @@ class PhpDumperTest extends TestCase
 
         $container = new $container();
 
+        $logger = $container->get('monolog.logger');
+        $this->assertEquals(new \stdClass(), $logger->handler);
+
         $foo = $container->get('foo');
         $this->assertSame($foo, $foo->bar->foobar->foo);
 
diff --git a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/containers/container_almost_circular.php b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/containers/container_almost_circular.php
index a1f885399b..96c714493e 100644
--- a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/containers/container_almost_circular.php
+++ b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/containers/container_almost_circular.php
@@ -1,5 +1,6 @@
 <?php
 
+use Symfony\Component\DependencyInjection\Argument\TaggedIteratorArgument;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\Definition;
 use Symfony\Component\DependencyInjection\Reference;
@@ -8,6 +9,24 @@ use Symfony\Component\DependencyInjection\Tests\Fixtures\FooForCircularWithAddCa
 $public = 'public' === $visibility;
 $container = new ContainerBuilder();
 
+// monolog-like + handler that require monolog
+
+$container->register('monolog.logger', 'stdClass')->setPublic(true)
+    ->setProperty('handler', new Reference('mailer.transport'));
+
+$container->register('mailer.transport', 'stdClass')->setPublic($public)
+    ->setFactory([new Reference('mailer.transport_factory'), 'create']);
+
+$container->register('mailer.transport_factory', FactoryCircular::class)->setPublic($public)
+    ->addArgument(new TaggedIteratorArgument('mailer.transport'));
+
+$container->register('mailer.transport_factory.amazon', 'stdClass')->setPublic($public)
+    ->addArgument(new Reference('monolog.logger_2'))
+    ->addTag('mailer.transport');
+
+$container->register('monolog.logger_2', 'stdClass')->setPublic($public)
+    ->setProperty('handler', new Reference('mailer.transport'));
+
 // same visibility for deps
 
 $container->register('foo', FooCircular::class)->setPublic(true)
diff --git a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/includes/classes.php b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/includes/classes.php
index fee80ac779..b22e8bcffc 100644
--- a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/includes/classes.php
+++ b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/includes/classes.php
@@ -111,6 +111,23 @@ class LazyContext
     }
 }
 
+class FactoryCircular
+{
+    public $services;
+
+    public function __construct($services)
+    {
+        $this->services = $services;
+    }
+
+    public function create()
+    {
+        foreach ($this->services as $service) {
+            return $service;
+        }
+    }
+}
+
 class FoobarCircular
 {
     public function __construct(FooCircular $foo)
diff --git a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/php/services_almost_circular_private.php b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/php/services_almost_circular_private.php
index 60c60b3adf..8bc0146fb1 100644
--- a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/php/services_almost_circular_private.php
+++ b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/php/services_almost_circular_private.php
@@ -36,6 +36,7 @@ class Symfony_DI_PhpDumper_Test_Almost_Circular_Private extends Container
             'manager' => 'getManagerService',
             'manager2' => 'getManager2Service',
             'manager3' => 'getManager3Service',
+            'monolog.logger' => 'getMonolog_LoggerService',
             'root' => 'getRootService',
             'subscriber' => 'getSubscriberService',
         ];
@@ -77,7 +78,11 @@ class Symfony_DI_PhpDumper_Test_Almost_Circular_Private extends Container
             'level5' => true,
             'level6' => true,
             'logger2' => true,
+            'mailer.transport' => true,
+            'mailer.transport_factory' => true,
+            'mailer.transport_factory.amazon' => true,
             'manager4' => true,
+            'monolog.logger_2' => true,
             'multiuse1' => true,
             'subscriber2' => true,
         ];
@@ -352,6 +357,20 @@ class Symfony_DI_PhpDumper_Test_Almost_Circular_Private extends Container
         return $this->services['manager3'] = new \stdClass($b);
     }
 
+    /**
+     * Gets the public 'monolog.logger' shared service.
+     *
+     * @return \stdClass
+     */
+    protected function getMonolog_LoggerService()
+    {
+        $this->services['monolog.logger'] = $instance = new \stdClass();
+
+        $instance->handler = ($this->privates['mailer.transport'] ?? $this->getMailer_TransportService());
+
+        return $instance;
+    }
+
     /**
      * Gets the public 'root' shared service.
      *
@@ -416,6 +435,34 @@ class Symfony_DI_PhpDumper_Test_Almost_Circular_Private extends Container
         return $instance;
     }
 
+    /**
+     * Gets the private 'mailer.transport' shared service.
+     *
+     * @return \stdClass
+     */
+    protected function getMailer_TransportService()
+    {
+        return $this->privates['mailer.transport'] = (new \FactoryCircular(new RewindableGenerator(function () {
+            yield 0 => ($this->privates['mailer.transport_factory.amazon'] ?? $this->getMailer_TransportFactory_AmazonService());
+        }, 1)))->create();
+    }
+
+    /**
+     * Gets the private 'mailer.transport_factory.amazon' shared service.
+     *
+     * @return \stdClass
+     */
+    protected function getMailer_TransportFactory_AmazonService()
+    {
+        $a = new \stdClass();
+
+        $this->privates['mailer.transport_factory.amazon'] = $instance = new \stdClass($a);
+
+        $a->handler = ($this->privates['mailer.transport'] ?? $this->getMailer_TransportService());
+
+        return $instance;
+    }
+
     /**
      * Gets the private 'manager4' shared service.
      *
diff --git a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/php/services_almost_circular_public.php b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/php/services_almost_circular_public.php
index 4905ade2dd..4540459203 100644
--- a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/php/services_almost_circular_public.php
+++ b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/php/services_almost_circular_public.php
@@ -42,9 +42,14 @@ class Symfony_DI_PhpDumper_Test_Almost_Circular_Public extends Container
             'listener3' => 'getListener3Service',
             'listener4' => 'getListener4Service',
             'logger' => 'getLoggerService',
+            'mailer.transport' => 'getMailer_TransportService',
+            'mailer.transport_factory' => 'getMailer_TransportFactoryService',
+            'mailer.transport_factory.amazon' => 'getMailer_TransportFactory_AmazonService',
             'manager' => 'getManagerService',
             'manager2' => 'getManager2Service',
             'manager3' => 'getManager3Service',
+            'monolog.logger' => 'getMonolog_LoggerService',
+            'monolog.logger_2' => 'getMonolog_Logger2Service',
             'root' => 'getRootService',
             'subscriber' => 'getSubscriberService',
         ];
@@ -434,6 +439,50 @@ class Symfony_DI_PhpDumper_Test_Almost_Circular_Public extends Container
         return $instance;
     }
 
+    /**
+     * Gets the public 'mailer.transport' shared service.
+     *
+     * @return \stdClass
+     */
+    protected function getMailer_TransportService()
+    {
+        $a = ($this->services['mailer.transport_factory'] ?? $this->getMailer_TransportFactoryService());
+
+        if (isset($this->services['mailer.transport'])) {
+            return $this->services['mailer.transport'];
+        }
+
+        return $this->services['mailer.transport'] = $a->create();
+    }
+
+    /**
+     * Gets the public 'mailer.transport_factory' shared service.
+     *
+     * @return \FactoryCircular
+     */
+    protected function getMailer_TransportFactoryService()
+    {
+        return $this->services['mailer.transport_factory'] = new \FactoryCircular(new RewindableGenerator(function () {
+            yield 0 => ($this->services['mailer.transport_factory.amazon'] ?? $this->getMailer_TransportFactory_AmazonService());
+        }, 1));
+    }
+
+    /**
+     * Gets the public 'mailer.transport_factory.amazon' shared service.
+     *
+     * @return \stdClass
+     */
+    protected function getMailer_TransportFactory_AmazonService()
+    {
+        $a = ($this->services['monolog.logger_2'] ?? $this->getMonolog_Logger2Service());
+
+        if (isset($this->services['mailer.transport_factory.amazon'])) {
+            return $this->services['mailer.transport_factory.amazon'];
+        }
+
+        return $this->services['mailer.transport_factory.amazon'] = new \stdClass($a);
+    }
+
     /**
      * Gets the public 'manager' shared service.
      *
@@ -482,6 +531,34 @@ class Symfony_DI_PhpDumper_Test_Almost_Circular_Public extends Container
         return $this->services['manager3'] = new \stdClass($a);
     }
 
+    /**
+     * Gets the public 'monolog.logger' shared service.
+     *
+     * @return \stdClass
+     */
+    protected function getMonolog_LoggerService()
+    {
+        $this->services['monolog.logger'] = $instance = new \stdClass();
+
+        $instance->handler = ($this->services['mailer.transport'] ?? $this->getMailer_TransportService());
+
+        return $instance;
+    }
+
+    /**
+     * Gets the public 'monolog.logger_2' shared service.
+     *
+     * @return \stdClass
+     */
+    protected function getMonolog_Logger2Service()
+    {
+        $this->services['monolog.logger_2'] = $instance = new \stdClass();
+
+        $instance->handler = ($this->services['mailer.transport'] ?? $this->getMailer_TransportService());
+
+        return $instance;
+    }
+
     /**
      * Gets the public 'root' shared service.
      *
diff --git a/src/Symfony/Component/HttpClient/Response/TraceableResponse.php b/src/Symfony/Component/HttpClient/Response/TraceableResponse.php
index a33490b8ef..a35c131dc3 100644
--- a/src/Symfony/Component/HttpClient/Response/TraceableResponse.php
+++ b/src/Symfony/Component/HttpClient/Response/TraceableResponse.php
@@ -95,6 +95,10 @@ class TraceableResponse implements ResponseInterface, StreamableInterface
             if ($this->event && $this->event->isStarted()) {
                 $this->event->stop();
             }
+
+            if ($throw) {
+                $this->checkStatusCode($this->response->getStatusCode());
+            }
         }
     }
 
@@ -116,6 +120,10 @@ class TraceableResponse implements ResponseInterface, StreamableInterface
             if ($this->event && $this->event->isStarted()) {
                 $this->event->stop();
             }
+
+            if ($throw) {
+                $this->checkStatusCode($this->response->getStatusCode());
+            }
         }
     }
 
diff --git a/src/Symfony/Component/HttpClient/Tests/TraceableHttpClientTest.php b/src/Symfony/Component/HttpClient/Tests/TraceableHttpClientTest.php
index 2ba50adfe2..544f4509c4 100755
--- a/src/Symfony/Component/HttpClient/Tests/TraceableHttpClientTest.php
+++ b/src/Symfony/Component/HttpClient/Tests/TraceableHttpClientTest.php
@@ -18,6 +18,7 @@ use Symfony\Component\HttpClient\NativeHttpClient;
 use Symfony\Component\HttpClient\Response\MockResponse;
 use Symfony\Component\HttpClient\TraceableHttpClient;
 use Symfony\Component\Stopwatch\Stopwatch;
+use Symfony\Contracts\HttpClient\Exception\ClientExceptionInterface;
 use Symfony\Contracts\HttpClient\HttpClientInterface;
 use Symfony\Contracts\HttpClient\Test\TestHttpServer;
 
@@ -118,6 +119,18 @@ class TraceableHttpClientTest extends TestCase
         $this->assertSame('Symfony is awesome!', implode('', $chunks));
     }
 
+    public function testToArrayChecksStatusCodeBeforeDecoding()
+    {
+        $this->expectException(ClientExceptionInterface::class);
+
+        $sut = new TraceableHttpClient(new MockHttpClient($responseFactory = function (): MockResponse {
+            return new MockResponse('Errored.', ['http_code' => 400]);
+        }));
+
+        $response = $sut->request('GET', 'https://example.com/foo/bar');
+        $response->toArray();
+    }
+
     public function testStopwatch()
     {
         $sw = new Stopwatch(true);
diff --git a/src/Symfony/Component/Security/Core/Authentication/Token/Storage/TokenStorageInterface.php b/src/Symfony/Component/Security/Core/Authentication/Token/Storage/TokenStorageInterface.php
index 218d750b8e..779109039b 100644
--- a/src/Symfony/Component/Security/Core/Authentication/Token/Storage/TokenStorageInterface.php
+++ b/src/Symfony/Component/Security/Core/Authentication/Token/Storage/TokenStorageInterface.php
@@ -30,7 +30,7 @@ interface TokenStorageInterface
     /**
      * Sets the authentication token.
      *
-     * @param TokenInterface $token A TokenInterface token, or null if no further authentication information should be stored
+     * @param TokenInterface|null $token A TokenInterface token, or null if no further authentication information should be stored
      */
     public function setToken(TokenInterface $token = null);
 }
diff --git a/src/Symfony/Component/Security/Core/Resources/translations/security.pt_PT.xlf b/src/Symfony/Component/Security/Core/Resources/translations/security.pt.xlf
similarity index 100%
rename from src/Symfony/Component/Security/Core/Resources/translations/security.pt_PT.xlf
rename to src/Symfony/Component/Security/Core/Resources/translations/security.pt.xlf