Logging at level: debug Configuration file: /github/workspace/./docs/_config.yml GitHub Pages: github-pages v232 GitHub Pages: jekyll v3.10.0 Theme: jekyll-theme-primer Theme source: /usr/local/bundle/gems/jekyll-theme-primer-0.6.0 Requiring: jekyll-github-metadata Requiring: jekyll-seo-tag Requiring: jekyll-redirect-from Requiring: jekyll-coffeescript Requiring: jekyll-commonmark-ghpages Requiring: jekyll-gist Requiring: jekyll-github-metadata Requiring: jekyll-paginate Requiring: jekyll-relative-links Requiring: jekyll-optional-front-matter Requiring: jekyll-readme-index Requiring: jekyll-default-layout Requiring: jekyll-titles-from-headings GitHub Metadata: Initializing... Source: /github/workspace/./docs Destination: /github/workspace/./docs/_site Incremental build: disabled. Enable with --incremental Generating... EntryFilter: excluded /README.md GitHub Metadata: Generating for apache/spark GitHub Metadata: Calling @client.pages("apache/spark", {}) Generating: JekyllRedirectFrom::Generator finished in 0.190358533 seconds. Generating: JekyllOptionalFrontMatter::Generator finished in 5.7709e-05 seconds. Generating: JekyllReadmeIndex::Generator finished in 6.9391e-05 seconds. Generating: Jekyll::Paginate::Pagination finished in 5.15e-06 seconds. Generating: JekyllRelativeLinks::Generator finished in 0.971777849 seconds. Generating: JekyllDefaultLayout::Generator finished in 0.002560832 seconds. Generating: JekyllTitlesFromHeadings::Generator finished in 0.000114435 seconds. Rendering: 404.md Pre-Render Hooks: 404.md Rendering Markup: 404.md Requiring: kramdown-parser-gfm Rendering Layout: 404.md Layout source: site github-pages 232 | Error: Liquid syntax error (line 37): Unknown tag 'production'