$ ./ctags --kinds-all='*' --fields='*' --fields-all='*' --extras='*' --extras-all='*' -R docs/man/ctags-lang-rmarkdown.7.rst
ctags: Warning: INTERNAL ERROR: though pushing thin MEMORY stream, underlying input stream is a FILE stream: docs/man/ctags-lang-rmarkdown.7.rst@docs/man/ctags-lang-rmarkdown.7.rst
ctags: main/read.c:1168: pushNarrowedInputStream: Assertion `!"The control reaches unexpected place"' failed.
ctags: main/read.c:1168: parsing docs/man/ctags-lang-rmarkdown.7.rst:100 as RMarkdown
zsh: IOT instruction (core dumped) ./ctags --kinds-all='*' --fields='*' --fields-all='*' --extras='*' -R
