diff --git a/composer.lock b/composer.lock
index 70324ee..e0a85c6 100644
--- a/composer.lock
+++ b/composer.lock
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+            "time": "2018-09-21T06:26:08+00:00"
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+            "version": "v1.10.0",
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@@ -3839,20 +3834,20 @@
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+            "time": "2018-09-21T13:07:52+00:00"
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-            "version": "v4.1.6",
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                 "url": "https://github.com/symfony/process.git",
-                "reference": "ee33c0322a8fee0855afcc11fff81e6b1011b529"
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@@ -3888,11 +3883,11 @@
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             "description": "Symfony Process Component",
             "homepage": "https://symfony.com",
-            "time": "2018-10-02T12:40:59+00:00"
+            "time": "2018-10-14T20:48:13+00:00"
         },
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-            "version": "v4.1.6",
+            "version": "v4.1.7",
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                 "url": "https://github.com/symfony/stopwatch.git",
@@ -3941,7 +3936,7 @@
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-            "version": "v4.1.6",
+            "version": "v4.1.7",
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@@ -4000,24 +3995,24 @@
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-            "version": "v5.1.2",
+            "version": "v5.2.0",
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                 "url": "https://github.com/Symplify/BetterPhpDocParser.git",
-                "reference": "0f276093a76f45bb07d74c3dfa4b3c9fa4a30805"
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-                "reference": "0f276093a76f45bb07d74c3dfa4b3c9fa4a30805",
+                "url": "https://api.github.com/repos/Symplify/BetterPhpDocParser/zipball/9b3bf0de89bff4818b2178ff62bb63de19ba6119",
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-                "phpstan/phpdoc-parser": "^0.2|^0.3",
-                "symplify/package-builder": "^5.1",
-                "thecodingmachine/safe": "^0.1.3"
+                "phpstan/phpdoc-parser": "^0.3",
+                "symplify/package-builder": "^5.2",
+                "thecodingmachine/safe": "^0.1.6"
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@@ -4038,20 +4033,20 @@
                 "MIT"
             ],
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-            "time": "2018-10-11T10:23:49+00:00"
+            "time": "2018-10-31T09:23:48+00:00"
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-            "version": "v5.1.2",
+            "version": "v5.2.0",
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                 "url": "https://github.com/Symplify/CodingStandard.git",
-                "reference": "e293e5038ab95f229e48d7396b09a91c6e0a8d90"
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-                "reference": "e293e5038ab95f229e48d7396b09a91c6e0a8d90",
+                "url": "https://api.github.com/repos/Symplify/CodingStandard/zipball/d057df9d605d664a37cdc00e7dbe5afa90f0dd17",
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@@ -4061,14 +4056,14 @@
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                 "squizlabs/php_codesniffer": "^3.3",
-                "symplify/token-runner": "^5.1",
-                "thecodingmachine/safe": "^0.1.3"
+                "symplify/token-runner": "^5.2",
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             "require-dev": {
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                 "phpunit/phpunit": "^7.3",
-                "symplify/easy-coding-standard-tester": "^5.1",
-                "symplify/package-builder": "^5.1"
+                "symplify/easy-coding-standard-tester": "^5.2",
+                "symplify/package-builder": "^5.2"
             },
             "type": "library",
             "extra": {
@@ -4086,20 +4081,20 @@
                 "MIT"
             ],
             "description": "Set of Symplify rules for PHP_CodeSniffer and PHP CS Fixer.",
-            "time": "2018-10-11T10:23:49+00:00"
+            "time": "2018-10-31T15:24:17+00:00"
         },
         {
             "name": "symplify/easy-coding-standard",
-            "version": "v5.1.2",
+            "version": "v5.2.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/Symplify/EasyCodingStandard.git",
-                "reference": "deb7f7f363491ea58ec2b1780d9b625ddeab2214"
+                "reference": "fc3e2f6749835628a125ee0d5d8db39294718ce3"
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-                "reference": "deb7f7f363491ea58ec2b1780d9b625ddeab2214",
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@@ -4118,14 +4113,14 @@
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                 "symfony/yaml": "^3.4|^4.1",
-                "symplify/coding-standard": "^5.1",
-                "symplify/package-builder": "^5.1",
-                "symplify/token-runner": "^5.1",
-                "thecodingmachine/safe": "^0.1.3"
+                "symplify/coding-standard": "^5.2",
+                "symplify/package-builder": "^5.2",
+                "symplify/token-runner": "^5.2",
+                "thecodingmachine/safe": "^0.1.6"
             },
             "require-dev": {
                 "phpunit/phpunit": "^7.3",
-                "symplify/easy-coding-standard-tester": "^5.1"
+                "symplify/easy-coding-standard-tester": "^5.2"
             },
             "bin": [
                 "bin/ecs"
@@ -4150,20 +4145,20 @@
                 "MIT"
             ],
             "description": "Use Coding Standard with 0-knowledge of PHP-CS-Fixer and PHP_CodeSniffer.",
-            "time": "2018-10-11T10:23:49+00:00"
+            "time": "2018-11-03T10:43:05+00:00"
         },
         {
             "name": "symplify/package-builder",
-            "version": "v5.1.2",
+            "version": "v5.2.0",
             "source": {
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                 "url": "https://github.com/Symplify/PackageBuilder.git",
-                "reference": "095533bf1dddd1ab1a24b453a76f9f222cbf90e9"
+                "reference": "0b88fb5038d015e00179286d55445695372245aa"
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-                "reference": "095533bf1dddd1ab1a24b453a76f9f222cbf90e9",
+                "url": "https://api.github.com/repos/Symplify/PackageBuilder/zipball/0b88fb5038d015e00179286d55445695372245aa",
+                "reference": "0b88fb5038d015e00179286d55445695372245aa",
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@@ -4177,7 +4172,7 @@
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                 "symfony/http-kernel": "^3.4|^4.1",
                 "symfony/yaml": "^3.4|^4.1",
-                "thecodingmachine/safe": "^0.1.3"
+                "thecodingmachine/safe": "^0.1.6"
             },
             "require-dev": {
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@@ -4198,20 +4193,20 @@
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-            "time": "2018-10-09T10:35:39+00:00"
+            "time": "2018-11-03T13:34:54+00:00"
         },
         {
             "name": "symplify/token-runner",
-            "version": "v5.1.2",
+            "version": "v5.2.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/Symplify/TokenRunner.git",
-                "reference": "995a3127fb98791475f77882a0b3e028f88a11e9"
+                "reference": "88747d0c1b8021106d62fe1c8bc15284224d48a7"
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-                "url": "https://api.github.com/repos/Symplify/TokenRunner/zipball/995a3127fb98791475f77882a0b3e028f88a11e9",
-                "reference": "995a3127fb98791475f77882a0b3e028f88a11e9",
+                "url": "https://api.github.com/repos/Symplify/TokenRunner/zipball/88747d0c1b8021106d62fe1c8bc15284224d48a7",
+                "reference": "88747d0c1b8021106d62fe1c8bc15284224d48a7",
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@@ -4220,9 +4215,9 @@
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                 "php": "^7.1",
                 "squizlabs/php_codesniffer": "^3.3",
-                "symplify/better-phpdoc-parser": "^5.1",
-                "symplify/package-builder": "^5.1",
-                "thecodingmachine/safe": "^0.1.3"
+                "symplify/better-phpdoc-parser": "^5.2",
+                "symplify/package-builder": "^5.2",
+                "thecodingmachine/safe": "^0.1.6"
             },
             "require-dev": {
                 "phpunit/phpunit": "^7.3"
@@ -4243,20 +4238,20 @@
                 "MIT"
             ],
             "description": "Set of utils for PHP_CodeSniffer and PHP CS Fixer.",
-            "time": "2018-10-11T10:23:49+00:00"
+            "time": "2018-10-31T09:23:48+00:00"
         },
         {
             "name": "thecodingmachine/safe",
-            "version": "v0.1.5",
+            "version": "v0.1.6",
             "source": {
                 "type": "git",
                 "url": "https://github.com/thecodingmachine/safe.git",
-                "reference": "56fcae888155f6ae0070545c5f80505c511598d5"
+                "reference": "31d2c13b9e67674614df33ecb3dc0f20f8733749"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/thecodingmachine/safe/zipball/56fcae888155f6ae0070545c5f80505c511598d5",
-                "reference": "56fcae888155f6ae0070545c5f80505c511598d5",
+                "url": "https://api.github.com/repos/thecodingmachine/safe/zipball/31d2c13b9e67674614df33ecb3dc0f20f8733749",
+                "reference": "31d2c13b9e67674614df33ecb3dc0f20f8733749",
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@@ -4373,7 +4368,7 @@
                 "MIT"
             ],
             "description": "PHP core functions that throw exceptions instead of returning FALSE on error",
-            "time": "2018-09-24T20:24:12+00:00"
+            "time": "2018-10-30T16:49:26+00:00"
         },
         {
             "name": "theseer/tokenizer",
diff --git a/phpunit.xml b/phpunit.xml
index e0a91da..e0669d3 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -6,7 +6,6 @@
         beStrictAboutTestsThatDoNotTestAnything="true"
         beStrictAboutOutputDuringTests="true"
         beStrictAboutChangesToGlobalState="true"
-        enforceTimeLimit="true"
 >
     <testsuite name="PHP-ML Test Suite">
         <directory>tests</directory>