Error(s) in re-building vignettes:
--- re-building ‘digits.Rmd’ using rmarkdown
--- finished re-building ‘digits.Rmd’

--- re-building ‘extending.Rmd’ using rmarkdown
--- finished re-building ‘extending.Rmd’

--- re-building ‘formats.Rmd’ using rmarkdown
--- finished re-building ‘formats.Rmd’

--- re-building ‘invariants.Rmd’ using rmarkdown
--- finished re-building ‘invariants.Rmd’

--- re-building ‘numbers.Rmd’ using rmarkdown
--- finished re-building ‘numbers.Rmd’

--- re-building ‘tibble.Rmd’ using rmarkdown
Warning: S3 methods ‘knit_print.grouped_df’, ‘knit_print.rowwise_df’, ‘knit_print.tbl_sql’, ‘prepare_evaluate_output.default’, ‘prepare_evaluate_output.htmlwidget’, ‘prepare_evaluate_output.knit_asis’, ‘prepare_evaluate_output.list’ were declared in NAMESPACE but not found
Error: processing vignette 'tibble.Rmd' failed with diagnostics:
undefined exports: all_output_formats, available_templates, beamer_presentation, clean_site, context_document, convert_ipynb, default_output_format, default_site_generator, draft, find_external_resources, find_pandoc, from_rmarkdown, github_document, html_dependency_bootstrap, html_dependency_codefolding_lua, html_dependency_font_awesome, html_dependency_highlightjs, html_dependency_ionicons, html_dependency_jquery, html_dependency_jqueryui, html_dependency_pagedtable, html_dependency_tabset, html_dependency_tocify, html_document, html_document_base, html_fragment, html_notebook, html_notebook_metadata, html_notebook_output_code, html_notebook_output_html, html_notebook_output_img, html_notebook_output_png, html_vignette, includes, includes_to_pandoc_args, ioslides_presentation, knit_params_ask, knitr_options, knitr_options_html, knitr_options_pdf, latex_dependency, latex_dependency_tikz, latex_document, latex_fragment, md_document, metadata, navbar_html, navbar_links_html, odt_document, output_format, output_metadata, paged_table, pandoc_available, pandoc_citeproc_args, pandoc_citeproc_convert, pandoc_convert, pandoc_exec, pandoc_highlight_args, pandoc_include_args, pandoc_latex_engine_args, pandoc_lua_filter_args, pandoc_metadata_arg, pandoc_options, pandoc_path_arg, pandoc_self_contained_html, pandoc_template, pandoc_toc_args, pandoc_variable_arg, pandoc_version, parse_html_notebook, pdf_document, pkg_file_lua, powerpoint_presentation, publish_site, relative_to, render, render_delayed, render_site, render_supporting_files, resolve_output_format, rmarkdown_format, rtf_document, run, shiny_prerendered_chunk, shiny_prerendered_clean, shiny_prerendered_server_start_code, site_config, site_generator, site_resources, slidy_presentation, word_document, yaml_front_matter
--- failed re-building ‘tibble.Rmd’

--- re-building ‘types.Rmd’ using rmarkdown
--- finished re-building ‘types.Rmd’

SUMMARY: processing the following file failed:
  ‘tibble.Rmd’

Error: Vignette re-building failed.
Execution halted