Merge branch '1.12.x' into 2.0.x

Author: ondrejmirtes

src/Type/Accessory/AccessoryUppercaseStringType.php

@@ -344,11 +344,6 @@ public function generalize(GeneralizePrecision $precision): Type
 		return new StringType();
 	}
 
-	public static function __set_state(array $properties): Type
-	{
-		return new self();
-	}
-
 	public function exponentiate(Type $exponent): Type
 	{
 		return new BenevolentUnionType([

src/Type/Php/ParseStrParameterOutTypeExtension.php

@@ -53,7 +53,7 @@ public function getParameterOutTypeFromFunctionCall(FunctionReflection $function
 
 		return new ArrayType(
 			new UnionType([new StringType(), new IntegerType()]),
-			new UnionType([new ArrayType(new MixedType(), new MixedType()), $valueType]),
+			new UnionType([new ArrayType(new MixedType(), new MixedType(true)), $valueType]),
 		);
 	}