mark lines with FAILURE as error

Dependencies

• [2] BA46C5LN * Pretty-print the logs.

Change contents

• edit in src/xsl/mark-errors.xsl at line 16
  [2.6475]

  [2.6475]
  + contains(text(), 'FAILURE') or
• replacement in src/xsl/mark-errors.xsl at line 25
  [2.6705]→[2.6705:6722](∅→∅)
  − </xsl:stylesheet>
  [2.6705]
  + </xsl:stylesheet>