diff --git a/phpstan.neon b/phpstan.neon
index 193bea7..cb841bf 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -30,12 +30,7 @@ parameters:
         - identifier: return.unusedType
           paths:
             - src/BrandEmbassyCodingStandard/Rector/MabeEnumClassToEnumRector/MabeEnumClassToEnumRector.php
-            - src/BrandEmbassyCodingStandard/Rector/NetteStringsStartsWithToNativeCallRector/NetteStringsStartsWithToNativeCallRector.php
-            - src/BrandEmbassyCodingStandard/Rector/NetteStringsEndsWithToNativeCallRector/NetteStringsEndsWithToNativeCallRector.php
             - src/BrandEmbassyCodingStandard/Rector/MabeEnumMethodCallToEnumConstRector/MabeEnumMethodCallToEnumConstRector.php
-            - src/BrandEmbassyCodingStandard/Rector/MabeEnumClassToEnumRector/MabeEnumClassToEnumRectorTest.php
-            - src/BrandEmbassyCodingStandard/Rector/NetteStringsContainsToNativeCallRector/NetteStringsContainsToNativeCallRectorTest.php
-            - src/BrandEmbassyCodingStandard/Rector/MabeEnumMethodCallToEnumConstRector/MabeEnumMethodCallToEnumConstRectorTest.php
         - # Because fixtures are in excludePaths, the constant won't be discovered by PHPStan
             message: '#^Class BrandEmbassyCodingStandard\\PhpStan\\Rules\\DisallowConstantsInTestsRule\\__fixtures__\\AllowedConstant not found\.$#'
             identifier: class.notFound
diff --git a/src/BrandEmbassyCodingStandard/PhpStan/Rules/Mockery/PostConditionsTraitUsedRule.php b/src/BrandEmbassyCodingStandard/PhpStan/Rules/Mockery/PostConditionsTraitUsedRule.php
index ba05dd8..1767204 100644
--- a/src/BrandEmbassyCodingStandard/PhpStan/Rules/Mockery/PostConditionsTraitUsedRule.php
+++ b/src/BrandEmbassyCodingStandard/PhpStan/Rules/Mockery/PostConditionsTraitUsedRule.php
@@ -95,6 +95,7 @@ public function processNode(Node $node, Scope $scope): array
         if (!$classReflection->hasTraitUse($traitName)) {
             $errors[] = RuleErrorBuilder::message(sprintf('Calling %s without %s trait.', $name, $traitName))
                 ->identifier('postConditions.noMockeryTrait')
+                ->nonIgnorable()
                 ->build();
         }
 
diff --git a/src/BrandEmbassyCodingStandard/Sniffs/Classes/TraitUseSpacingSniff.php b/src/BrandEmbassyCodingStandard/Sniffs/Classes/TraitUseSpacingSniff.php
index 900dc95..74cdd6c 100644
--- a/src/BrandEmbassyCodingStandard/Sniffs/Classes/TraitUseSpacingSniff.php
+++ b/src/BrandEmbassyCodingStandard/Sniffs/Classes/TraitUseSpacingSniff.php
@@ -8,7 +8,9 @@
 use SlevomatCodingStandard\Helpers\PropertyHelper;
 use SlevomatCodingStandard\Helpers\SniffSettingsHelper;
 use SlevomatCodingStandard\Helpers\TokenHelper;
+use function assert;
 use function count;
+use function is_int;
 use function reset;
 use function sprintf;
 use function substr_count;
@@ -221,6 +223,7 @@ private function checkLinesAfterLastUse(File $phpcsFile, int $lastUsePointer): v
     private function getRequiredLinesCountAfterLastUse(File $phpcsFile, array $tokens, int $lastUseEndPointer): int
     {
         $pointerAfterLastUse = TokenHelper::findNextEffective($phpcsFile, $lastUseEndPointer + 1);
+        assert(is_int($pointerAfterLastUse));
         $isAtTheEndOfClass = $tokens[$pointerAfterLastUse]['code'] === T_CLOSE_CURLY_BRACKET;
 
         if ($isAtTheEndOfClass) {