diff --git a/apps/admin_audit/composer/composer/ClassLoader.php b/apps/admin_audit/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/admin_audit/composer/composer/ClassLoader.php
+++ b/apps/admin_audit/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/admin_audit/composer/composer/installed.php b/apps/admin_audit/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/admin_audit/composer/composer/installed.php
+++ b/apps/admin_audit/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/cloud_federation_api/composer/composer/ClassLoader.php b/apps/cloud_federation_api/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/cloud_federation_api/composer/composer/ClassLoader.php
+++ b/apps/cloud_federation_api/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/cloud_federation_api/composer/composer/installed.php b/apps/cloud_federation_api/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/cloud_federation_api/composer/composer/installed.php
+++ b/apps/cloud_federation_api/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/comments/composer/composer/ClassLoader.php b/apps/comments/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/comments/composer/composer/ClassLoader.php
+++ b/apps/comments/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/comments/composer/composer/installed.php b/apps/comments/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/comments/composer/composer/installed.php
+++ b/apps/comments/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/contactsinteraction/composer/composer/ClassLoader.php b/apps/contactsinteraction/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/contactsinteraction/composer/composer/ClassLoader.php
+++ b/apps/contactsinteraction/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/contactsinteraction/composer/composer/installed.php b/apps/contactsinteraction/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/contactsinteraction/composer/composer/installed.php
+++ b/apps/contactsinteraction/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/dav/composer/composer/ClassLoader.php b/apps/dav/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/dav/composer/composer/ClassLoader.php
+++ b/apps/dav/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/dav/composer/composer/installed.php b/apps/dav/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/dav/composer/composer/installed.php
+++ b/apps/dav/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/encryption/composer/composer/ClassLoader.php b/apps/encryption/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/encryption/composer/composer/ClassLoader.php
+++ b/apps/encryption/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/encryption/composer/composer/installed.php b/apps/encryption/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/encryption/composer/composer/installed.php
+++ b/apps/encryption/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/federatedfilesharing/composer/composer/ClassLoader.php b/apps/federatedfilesharing/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/federatedfilesharing/composer/composer/ClassLoader.php
+++ b/apps/federatedfilesharing/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/federatedfilesharing/composer/composer/installed.php b/apps/federatedfilesharing/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/federatedfilesharing/composer/composer/installed.php
+++ b/apps/federatedfilesharing/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/federation/composer/composer/ClassLoader.php b/apps/federation/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/federation/composer/composer/ClassLoader.php
+++ b/apps/federation/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/federation/composer/composer/installed.php b/apps/federation/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/federation/composer/composer/installed.php
+++ b/apps/federation/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/files/composer/composer/ClassLoader.php b/apps/files/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/files/composer/composer/ClassLoader.php
+++ b/apps/files/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/files/composer/composer/installed.php b/apps/files/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/files/composer/composer/installed.php
+++ b/apps/files/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/files_sharing/composer/composer/ClassLoader.php b/apps/files_sharing/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/files_sharing/composer/composer/ClassLoader.php
+++ b/apps/files_sharing/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/files_sharing/composer/composer/installed.php b/apps/files_sharing/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/files_sharing/composer/composer/installed.php
+++ b/apps/files_sharing/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/files_trashbin/composer/composer/ClassLoader.php b/apps/files_trashbin/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/files_trashbin/composer/composer/ClassLoader.php
+++ b/apps/files_trashbin/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/files_trashbin/composer/composer/installed.php b/apps/files_trashbin/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/files_trashbin/composer/composer/installed.php
+++ b/apps/files_trashbin/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/files_versions/composer/composer/ClassLoader.php b/apps/files_versions/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/files_versions/composer/composer/ClassLoader.php
+++ b/apps/files_versions/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/files_versions/composer/composer/installed.php b/apps/files_versions/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/files_versions/composer/composer/installed.php
+++ b/apps/files_versions/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/lookup_server_connector/composer/composer/ClassLoader.php b/apps/lookup_server_connector/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/lookup_server_connector/composer/composer/ClassLoader.php
+++ b/apps/lookup_server_connector/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/lookup_server_connector/composer/composer/installed.php b/apps/lookup_server_connector/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/lookup_server_connector/composer/composer/installed.php
+++ b/apps/lookup_server_connector/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/oauth2/composer/composer/ClassLoader.php b/apps/oauth2/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/oauth2/composer/composer/ClassLoader.php
+++ b/apps/oauth2/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/oauth2/composer/composer/installed.php b/apps/oauth2/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/oauth2/composer/composer/installed.php
+++ b/apps/oauth2/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/provisioning_api/composer/composer/ClassLoader.php b/apps/provisioning_api/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/provisioning_api/composer/composer/ClassLoader.php
+++ b/apps/provisioning_api/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/provisioning_api/composer/composer/installed.php b/apps/provisioning_api/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/provisioning_api/composer/composer/installed.php
+++ b/apps/provisioning_api/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/settings/composer/composer/ClassLoader.php b/apps/settings/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/settings/composer/composer/ClassLoader.php
+++ b/apps/settings/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/settings/composer/composer/installed.php b/apps/settings/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/settings/composer/composer/installed.php
+++ b/apps/settings/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/sharebymail/composer/composer/ClassLoader.php b/apps/sharebymail/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/sharebymail/composer/composer/ClassLoader.php
+++ b/apps/sharebymail/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/sharebymail/composer/composer/installed.php b/apps/sharebymail/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/sharebymail/composer/composer/installed.php
+++ b/apps/sharebymail/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/systemtags/composer/composer/ClassLoader.php b/apps/systemtags/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/systemtags/composer/composer/ClassLoader.php
+++ b/apps/systemtags/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/systemtags/composer/composer/installed.php b/apps/systemtags/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/systemtags/composer/composer/installed.php
+++ b/apps/systemtags/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/testing/composer/composer/ClassLoader.php b/apps/testing/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/testing/composer/composer/ClassLoader.php
+++ b/apps/testing/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/testing/composer/composer/installed.php b/apps/testing/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/testing/composer/composer/installed.php
+++ b/apps/testing/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/twofactor_backupcodes/composer/composer/ClassLoader.php b/apps/twofactor_backupcodes/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/twofactor_backupcodes/composer/composer/ClassLoader.php
+++ b/apps/twofactor_backupcodes/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/twofactor_backupcodes/composer/composer/installed.php b/apps/twofactor_backupcodes/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/twofactor_backupcodes/composer/composer/installed.php
+++ b/apps/twofactor_backupcodes/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/updatenotification/composer/composer/ClassLoader.php b/apps/updatenotification/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/updatenotification/composer/composer/ClassLoader.php
+++ b/apps/updatenotification/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/updatenotification/composer/composer/installed.php b/apps/updatenotification/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/updatenotification/composer/composer/installed.php
+++ b/apps/updatenotification/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/user_ldap/composer/composer/ClassLoader.php b/apps/user_ldap/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/user_ldap/composer/composer/ClassLoader.php
+++ b/apps/user_ldap/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/user_ldap/composer/composer/installed.php b/apps/user_ldap/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/user_ldap/composer/composer/installed.php
+++ b/apps/user_ldap/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/user_status/composer/composer/ClassLoader.php b/apps/user_status/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/user_status/composer/composer/ClassLoader.php
+++ b/apps/user_status/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/user_status/composer/composer/installed.php b/apps/user_status/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/user_status/composer/composer/installed.php
+++ b/apps/user_status/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/apps/workflowengine/composer/composer/ClassLoader.php b/apps/workflowengine/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/apps/workflowengine/composer/composer/ClassLoader.php
+++ b/apps/workflowengine/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/apps/workflowengine/composer/composer/installed.php b/apps/workflowengine/composer/composer/installed.php
index 10f4c04f799..a1f6a8636b4 100644
--- a/apps/workflowengine/composer/composer/installed.php
+++ b/apps/workflowengine/composer/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+        'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'f13629cf4a091f0d7307e4daed15eae31acf1134',
+            'reference' => 'd51429a47232bbf46a2be832ecfa711f102da802',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/lib/composer/composer/ClassLoader.php b/lib/composer/composer/ClassLoader.php
index afef3fa2ad8..fd56bd7d840 100644
--- a/lib/composer/composer/ClassLoader.php
+++ b/lib/composer/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/lib/composer/composer/autoload_real.php b/lib/composer/composer/autoload_real.php
index 6dbf91afee6..9e054bba0be 100644
--- a/lib/composer/composer/autoload_real.php
+++ b/lib/composer/composer/autoload_real.php
@@ -22,6 +22,8 @@ class ComposerAutoloaderInit749170dad3f5e7f9ca158f5a9f04f6a2
             return self::$loader;
         }
 
+        require __DIR__ . '/platform_check.php';
+
         spl_autoload_register(array('ComposerAutoloaderInit749170dad3f5e7f9ca158f5a9f04f6a2', 'loadClassLoader'), true, true);
         self::$loader = $loader = new \Composer\Autoload\ClassLoader(\dirname(__DIR__));
         spl_autoload_unregister(array('ComposerAutoloaderInit749170dad3f5e7f9ca158f5a9f04f6a2', 'loadClassLoader'));
diff --git a/lib/composer/composer/platform_check.php b/lib/composer/composer/platform_check.php
new file mode 100644
index 00000000000..adfb472fbdd
--- /dev/null
+++ b/lib/composer/composer/platform_check.php
@@ -0,0 +1,26 @@
+<?php
+
+// platform_check.php @generated by Composer
+
+$issues = array();
+
+if (!(PHP_VERSION_ID >= 80000)) {
+    $issues[] = 'Your Composer dependencies require a PHP version ">= 8.0.0". You are running ' . PHP_VERSION . '.';
+}
+
+if ($issues) {
+    if (!headers_sent()) {
+        header('HTTP/1.1 500 Internal Server Error');
+    }
+    if (!ini_get('display_errors')) {
+        if (PHP_SAPI === 'cli' || PHP_SAPI === 'phpdbg') {
+            fwrite(STDERR, 'Composer detected issues in your platform:' . PHP_EOL.PHP_EOL . implode(PHP_EOL, $issues) . PHP_EOL.PHP_EOL);
+        } elseif (!headers_sent()) {
+            echo 'Composer detected issues in your platform:' . PHP_EOL.PHP_EOL . str_replace('You are running '.PHP_VERSION.'.', '', implode(PHP_EOL, $issues)) . PHP_EOL.PHP_EOL;
+        }
+    }
+    trigger_error(
+        'Composer detected issues in your platform: ' . implode(' ', $issues),
+        E_USER_ERROR
+    );
+}