Logging at level: debug GitHub Pages: github-pages v231 GitHub Pages: jekyll v3.9.5 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-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 0.006256221 seconds. Generating: JekyllReadmeIndex::Generator finished in 0.036183978 seconds. Generating: Jekyll::Paginate::Pagination finished in 5.721e-06 seconds. Generating: JekyllRelativeLinks::Generator finished in 0.003461226 seconds. Generating: JekyllDefaultLayout::Generator finished in 0.000670879 seconds. Requiring: kramdown-parser-gfm Generating: JekyllTitlesFromHeadings::Generator finished in 0.021813188 seconds. Rendering: doc/LectureNotes/references.bib Pre-Render Hooks: doc/LectureNotes/references.bib Rendering Liquid: doc/LectureNotes/references.bib github-pages 231 | Error: Liquid syntax error (line 30): Variable '{{ACM}' was not properly terminated with regexp: /\}\}/