[ Started: 2023-02-02 01:01:04 CET ] [ CARNIVAL v2.7.2 for BioC-3.17 from https://github.com/saezlab/CARNIVAL@master ] * checking for file ‘./DESCRIPTION’ ... OK * preparing ‘CARNIVAL’: * checking DESCRIPTION meta-information ... OK Error in loadVignetteBuilder(pkgdir, TRUE) : vignette builder 'knitr' not found Execution halted [ Finished: 2023-02-02 01:01:04 CET ]