Logging at level: debug Configuration file: /github/workspace/./_config.yml Theme: jekyll-theme-cayman Theme source: /usr/local/bundle/gems/jekyll-theme-cayman-0.2.0 GitHub Pages: github-pages v228 GitHub Pages: jekyll v3.9.3 Theme: jekyll-theme-cayman Theme source: /usr/local/bundle/gems/jekyll-theme-cayman-0.2.0 Requiring: jekyll-seo-tag 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/. Destination: /github/workspace/./_site Incremental build: disabled. Enable with --incremental Generating... Generating: JekyllOptionalFrontMatter::Generator finished in 0.000189594 seconds. Generating: JekyllReadmeIndex::Generator finished in 3.7039e-05 seconds. Generating: Jekyll::Paginate::Pagination finished in 2.474e-06 seconds. GitHub Metadata: Generating for CaiGeen/shijian.gitbook GitHub Metadata: Calling @client.pages("CaiGeen/shijian.gitbook", {}) Generating: JekyllRelativeLinks::Generator finished in 0.324174891 seconds. Generating: JekyllDefaultLayout::Generator finished in 0.001054871 seconds. Requiring: kramdown-parser-gfm Generating: JekyllTitlesFromHeadings::Generator finished in 0.027956788 seconds. Rendering: ch02/README.md Pre-Render Hooks: ch02/README.md Rendering Markup: ch02/README.md Rendering Layout: ch02/README.md Layout source: theme GitHub Metadata: Calling @client.repository("CaiGeen/shijian.gitbook", {:accept=>"application/vnd.github.drax-preview+json"}) Rendering: ch06/README.md Pre-Render Hooks: ch06/README.md Rendering Markup: ch06/README.md Rendering Layout: ch06/README.md Layout source: theme Rendering: ch04/README.md Pre-Render Hooks: ch04/README.md Rendering Markup: ch04/README.md Rendering Layout: ch04/README.md Layout source: theme Rendering: ch01/README.md Pre-Render Hooks: ch01/README.md Rendering Markup: ch01/README.md Rendering Layout: ch01/README.md Layout source: theme Rendering: ch05/README.md Pre-Render Hooks: ch05/README.md Rendering Markup: ch05/README.md Rendering Layout: ch05/README.md Layout source: theme Rendering: ch03/README.md Pre-Render Hooks: ch03/README.md Rendering Markup: ch03/README.md Rendering Layout: ch03/README.md Layout source: theme Rendering: README.md Pre-Render Hooks: README.md Rendering Liquid: README.md github-pages 228 | Error: Liquid syntax error (line 27): Unknown tag 'hint'