nw-psvi-002

The pipeline

<p:declare-step xmlns:err="http://www.w3.org/ns/xproc-error"
                xmlns:ex="http://example.com/sample" xmlns:p="http://www.w3.org/ns/xproc"
                xmlns:t="http://xproc.org/ns/testsuite/3.0"
                xmlns:xs="http://www.w3.org/2001/XMLSchema" version="3.0" psvi-required="true"
                exclude-inline-prefixes="#all">
   <p:output port="result" sequence="true"/>
   <p:identity>
      <p:with-input>
         <fail/>
      </p:with-input>
   </p:identity>
</p:declare-step>