DocBook XSLT 2.0 Stylesheet output: literallayout.001.xml

Expected (3 differences)Actual (1 differences)
<html>
   <head>
      <link href="../../resources/css/db-prism.css" rel="stylesheet" type="text/css"/>
      <link href="../../resources/css/default.css" rel="stylesheet" type="text/css"/>
      <link href="../../resources/css/prism.css" rel="stylesheet" type="text/css"/>
      <meta charset="utf-8"/>
      <meta content="DocBook XSL 2.0 Stylesheets Vxxx" name="generator"/>
      <script src="../../resources/js/dbmodnizr.js" type="text/javascript"/>
      <title>Article wrapper</title>
   </head>
   <body>
      <article class="article" id="R.1">
         <header class="article-titlepage">
            <h2>Article wrapper</h2>
         </header>
         <p>Note that line numbers (if present) don't look correct unless CSS
is successfully loaded (which it isn't from file: URIs).</p>
         <pre class="literallayout language-none line-numbers">
            <code>LiteralLayout: This is a test
  Only a test.
Had this been a real emegency,
  We would have fled in terror
And you would not have been informed.</code>
         </pre>
      </article>
      <script src="../../resources/js/prism.js"/>
   </body>
</html>
<html>
   <head>
      <link href="../../resources/css/db-prism.css" rel="stylesheet" type="text/css"/>
      <link href="../../resources/css/default.css" rel="stylesheet" type="text/css"/>
      <link href="../../resources/css/prism.css" rel="stylesheet" type="text/css"/>
      <meta charset="utf-8"/>
      <meta content="DocBook XSL 2.0 Stylesheets Vxxx" name="generator"/>
      <script src="../../resources/js/dbmodnizr.js" type="text/javascript"/>
      <title>Article wrapper</title>
   </head>
   <body>
      <article class="article" id="R.1">
         <header class="article-titlepage">
            <h2>Article wrapper</h2>
         </header>
         <div class="content">
            <p>Note that line numbers (if present) don't look correct unless CSS
is successfully loaded (which it isn't from file: URIs).</p>
            <pre class="literallayout language-none line-numbers">
               <code>LiteralLayout: This is a test
  Only a test.
Had this been a real emegency,
  We would have fled in terror
And you would not have been informed.</code>
            </pre>
         </div>
      </article>
      <script src="../../resources/js/prism.js"/>
   </body>
</html>
The “current” CSS styling is applied to the this entire document; the results in this column may be anomalous. Also, image links are broken in this column. 

Article wrapper

Note that line numbers (if present) don't look correct unless CSS is successfully loaded (which it isn't from file: URIs).

LiteralLayout: This is a test
  Only a test.
Had this been a real emegency,
  We would have fled in terror
And you would not have been informed.

Article wrapper

Note that line numbers (if present) don't look correct unless CSS is successfully loaded (which it isn't from file: URIs).

LiteralLayout: This is a test
  Only a test.
Had this been a real emegency,
  We would have fled in terror
And you would not have been informed.

XML source