Logging at level: debug Configuration file: /github/workspace/./_config.yml GitHub Pages: github-pages v228 GitHub Pages: jekyll v3.9.3 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-feed Requiring: jekyll-github-metadata Requiring: jekyll-sitemap Requiring: jemoji Requiring: jekyll-coffeescript Requiring: jekyll-commonmark-ghpages Requiring: jekyll-gist 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... EntryFilter: excluded /Gemfile.lock EntryFilter: excluded /bin EntryFilter: excluded /Gemfile Reading: _posts/2020-09-28-twitter.md Reading: _posts/2020-09-28-github-metadata.md Reading: _posts/2021-07-04-diagrams.md Reading: _posts/2015-10-20-math.md Reading: _posts/2015-03-15-formatting-and-links.md Reading: _posts/2015-07-15-code.md Reading: _posts/2015-05-15-images.md Reading: _posts/2018-12-22-distill.md Reading: _posts/2015-10-20-comments.md Reading: _news/announcement_6.md Reading: _news/announcement_4.md Reading: _news/announcement_2.md Reading: _news/announcement_1.md Reading: _news/announcement_5.md Reading: _news/announcement_7.md Reading: _projects/6_project.md Reading: _projects/3_project.md Reading: _projects/5_project.md Reading: _projects/1_project.md Reading: _projects/4_project.md Reading: _projects/2_project.md Generating: JekyllOptionalFrontMatter::Generator finished in 0.00019772 seconds. Generating: JekyllReadmeIndex::Generator finished in 0.001190525 seconds. Jekyll Feed: Generating feed for posts Generating: JekyllFeed::Generator finished in 0.000638683 seconds. Generating: Jekyll::JekyllSitemap finished in 0.000729774 seconds. Generating: Jekyll::Paginate::Pagination finished in 2.956e-06 seconds. Generating: JekyllRelativeLinks::Generator finished in 0.000335126 seconds. Generating: JekyllDefaultLayout::Generator finished in 0.000149319 seconds. Generating: JekyllTitlesFromHeadings::Generator finished in 1.4357e-05 seconds. Rendering: _posts/2015-03-15-formatting-and-links.md Pre-Render Hooks: _posts/2015-03-15-formatting-and-links.md Rendering Markup: _posts/2015-03-15-formatting-and-links.md Requiring: kramdown-parser-gfm Rendering Layout: _posts/2015-03-15-formatting-and-links.md Layout source: site GitHub Metadata: Generating for catlab-team/catlab-team.github.io GitHub Metadata: Calling @client.pages("catlab-team/catlab-team.github.io", {}) Rendering: _posts/2015-05-15-images.md Pre-Render Hooks: _posts/2015-05-15-images.md Rendering Liquid: _posts/2015-05-15-images.md Rendering Markup: _posts/2015-05-15-images.md Rendering Layout: _posts/2015-05-15-images.md Layout source: site Rendering: _posts/2015-07-15-code.md Pre-Render Hooks: _posts/2015-07-15-code.md Rendering Liquid: _posts/2015-07-15-code.md Requiring: rouge Requiring: kramdown-parser-gfm Rendering Markup: _posts/2015-07-15-code.md Rendering Layout: _posts/2015-07-15-code.md Layout source: site Rendering: _posts/2015-10-20-math.md Pre-Render Hooks: _posts/2015-10-20-math.md Rendering Markup: _posts/2015-10-20-math.md Rendering Layout: _posts/2015-10-20-math.md Layout source: site Rendering: _posts/2015-10-20-comments.md Pre-Render Hooks: _posts/2015-10-20-comments.md Rendering Markup: _posts/2015-10-20-comments.md Rendering Layout: _posts/2015-10-20-comments.md Layout source: site Rendering: _posts/2020-09-28-twitter.md Pre-Render Hooks: _posts/2020-09-28-twitter.md Rendering Liquid: _posts/2020-09-28-twitter.md github-pages 228 | Error: Liquid syntax error (line 5): Unknown tag 'twitter'

Canceling since a higher priority waiting request for 'pages build and deployment @ master' exists