composer update. DoctrineCacheBundle removed (Doctrine settings may need adjustments).

config/bundles.php

@@ -13,6 +13,5 @@ return [
     Symfony\Bundle\DebugBundle\DebugBundle::class => ['dev' => true, 'test' => true],
     Symfony\Bundle\WebServerBundle\WebServerBundle::class => ['dev' => true],
     Doctrine\Bundle\FixturesBundle\DoctrineFixturesBundle::class => ['dev' => true, 'test' => true],
-    Doctrine\Bundle\DoctrineCacheBundle\DoctrineCacheBundle::class => ['all' => true],
     Sensio\Bundle\FrameworkExtraBundle\SensioFrameworkExtraBundle::class => ['all' => true],
 ];

symfony.lock

@@ -104,6 +104,9 @@
     "paragonie/random_compat": {
         "version": "v9.99.99"
     },
+    "php": {
+        "version": "7.1.23"
+    },
     "psr/cache": {
         "version": "1.0.1"
     },
@@ -143,6 +146,9 @@
     "symfony/cache": {
         "version": "v4.2.2"
     },
+    "symfony/cache-contracts": {
+        "version": "v1.1.7"
+    },
     "symfony/config": {
         "version": "v4.2.2"
     },
@@ -182,9 +188,15 @@
     "symfony/dotenv": {
         "version": "v4.2.2"
     },
+    "symfony/error-handler": {
+        "version": "v4.4.7"
+    },
     "symfony/event-dispatcher": {
         "version": "v4.2.2"
     },
+    "symfony/event-dispatcher-contracts": {
+        "version": "v1.1.7"
+    },
     "symfony/filesystem": {
         "version": "v4.2.2"
     },
@@ -224,6 +236,9 @@
     "symfony/intl": {
         "version": "v4.2.2"
     },
+    "symfony/mime": {
+        "version": "v4.4.7"
+    },
     "symfony/monolog-bridge": {
         "version": "v4.2.2"
     },
@@ -257,12 +272,18 @@
     "symfony/polyfill-intl-icu": {
         "version": "v1.10.0"
     },
+    "symfony/polyfill-intl-idn": {
+        "version": "v1.15.0"
+    },
     "symfony/polyfill-mbstring": {
         "version": "v1.10.0"
     },
     "symfony/polyfill-php72": {
         "version": "v1.10.0"
     },
+    "symfony/polyfill-php73": {
+        "version": "v1.15.0"
+    },
     "symfony/process": {
         "version": "v4.2.2"
     },
@@ -302,6 +323,9 @@
     "symfony/security-http": {
         "version": "v4.2.2"
     },
+    "symfony/service-contracts": {
+        "version": "v1.1.8"
+    },
     "symfony/stopwatch": {
         "version": "v4.2.2"
     },
@@ -314,6 +338,9 @@
             "ref": "1fb02a6e1c8f3d4232cce485c9afa868d63b115a"
         }
     },
+    "symfony/translation-contracts": {
+        "version": "v1.1.7"
+    },
     "symfony/twig-bridge": {
         "version": "v4.2.2"
     },