PHP 7.1. Compatibility Checker Failed

Hi Support:

I recently ran a PHP7.1 compatibility tool provided by web host and the most current version of the plugin (Version 1.7.30) had an error. Can you review and advise if this would affecting upgrading to PHP 7.1?

FILE: /home/succe012/public_html/<redacted>.com/wp-content/plugins/popup-maker/includes/pum-sdk/freemius/includes/class-freemius.php
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FOUND 1 ERROR AFFECTING 1 LINE
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15520 | ERROR | ‘clone’ is a reserved keyword introduced in PHP version 5.0 and cannot be invoked as a function (T_CLONE)
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Thanks in advance.