bug.php

<?php

trait HtmlTrait
{
    protected function parseInlineHtml($text)
    {
    }
}

trait ListTrait
{
    protected function identifyUl($line)
    {
    }
}

class Markdown
{
    use HtmlTrait {
        parseInlineHtml as private;
    }
    use ListTrait {
        identifyUl as protected identifyBUl;
    }

    public function __construct()
    {
        $reflection = new \ReflectionClass($this);

        foreach($reflection->getMethods(\ReflectionMethod::IS_PROTECTED) as $method) {
        }
    }
}

new Markdown();