Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
Using katex 0.8.0
Using kramdown-math-katex 1.0.1
Using webrick 1.7.0
Bundle complete! 12 Gemfile dependencies, 48 gems now installed.
Bundled gems are installed into `./vendor/bundle`
Building the website using Jekyll...
=== Development build (preview-atlasklimatickezmeny) ===
Configuration file: /home/travis/build/faktaoklimatu/web-cz/web-core/_config.yml
            Source: /home/travis/build/faktaoklimatu/web-cz/web-core
       Destination: /home/travis/build/faktaoklimatu/web-cz/web-core/_site
 Incremental build: disabled. Enable with --incremental
      Generating... 
                  * Getting git metadata ... 
[31m  Liquid Exception: Invalid syntax for include tag: id-prefix="collapse-atlas" counter=3 title="### ÄtenÃ­ s porozumÄnÃ­m: zÃ¡sobÃ¡rna otÃ¡zek pro prÃ¡ci v hodinÃ¡ch " content=" Prakticky jakÃ©koliv texty z oblasti pÅÃ­rodnÃ­ch vÄd se nabÃ­zejÃ­ jako skvÄlÃ½ materiÃ¡l pro ÄtenÃ­ s porozumÄnÃ­m, kdy si studenti kladou otÃ¡zky, kterÃ© je vedou k hlubÅ¡Ã­mu zamyÅ¡lenÃ­ nad prezentovanÃ½mi informacemi. **ZÃ¡kladnÃ­ forma je jednoduchÃ¡:** v menÅ¡Ã­ch skupinÃ¡ch (nebo spoleÄnÄ v celÃ© tÅÃ­dÄ) nechÃ¡te studenty pÅeÄÃ­st danÃ½ materiÃ¡l (tÅeba graf rÅ¯stu svÄtovÃ© teplotnÃ­ anomÃ¡lie s doprovodnÃ½m textem) a pak poklÃ¡dÃ¡te otÃ¡zky, na kterÃ© by mÄla bÃ½t odpovÄÄ v rÃ¡mci textu. U jednoduÅ¡Å¡Ã­ch otÃ¡zek se studenti snadno shodnou, sloÅ¾itÄjÅ¡Ã­ otÃ¡zky mohou otevÃ­rat diskusi - a to, co pak jako uÄitel potÅebujete je vytvÃ¡Ået pro
There is an invalid syntax in the include tag starting with "id-prefix="collapse-atlas" coun..."