Error(s) in re-building vignettes:
  ...
Segmentation Fault - core dumped
--- re-building ‘examples.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.

 *** caught segfault ***
address 484888d8, cause 'memory not mapped'

Traceback:
 1: readBin(inFile, "raw", n = fileSize)
 2: paste("data:", mime::guess_type(inFile), ";base64,", .Call(rmd_b64encode_data,     readBin(inFile, "raw", n = fileSize)), sep = "")
 3: .b64EncodeFile(inFile)
 4: sub(src, .b64EncodeFile(inFile), imgSrc, fixed = TRUE)
 5: FUN(X[[i]], ...)
 6: lapply(regmatches(html, m)[[1]], .b64EncodeImgSrc)
 7: unlist(lapply(regmatches(html, m)[[1]], .b64EncodeImgSrc))
 8: .b64EncodeImages(ret)
 9: (function() {    oldwd <- setwd(filedir)    on.exit(setwd(oldwd))    .b64EncodeImages(ret)})()
10: markdown::markdownToHTML(out, output, encoding = "UTF-8", ...)
11: knit2html(..., force_v1 = TRUE)
12: (if (grepl("\\.[Rr]md$", file)) knit2html_v1 else if (grepl("\\.[Rr]rst$",     file)) knit2pandoc else knit)(file, encoding = encoding,     quiet = quiet, envir = globalenv(), ...)
13: vweave(...)
14: engine$weave(file, quiet = quiet, encoding = enc)
15: doTryCatch(return(expr), name, parentenv, handler)
16: tryCatchOne(expr, names, parentenv, handlers[[1L]])
17: tryCatchList(expr, classes, parentenv, handlers)
18: tryCatch({    engine$weave(file, quiet = quiet, encoding = enc)    setwd(startdir)    output <- find_vignette_product(name, by = "weave", engine = engine)    if (!have.makefile && vignette_is_tex(output)) {        texi2pdf(file = output, clean = FALSE, quiet = quiet)        output <- find_vignette_product(name, by = "texi2pdf",             engine = engine)    }}, error = function(e) {    OK <<- FALSE    message(gettextf("Error: processing vignette '%s' failed with diagnostics:\n%s",         file, conditionMessage(e)))})
19: tools:::.buildOneVignette("examples.Rmd", "/home/ripley/R/packages/tests32/rehh.Rcheck/vign_test/rehh",     TRUE, FALSE, "examples", "UTF-8", "/tmp/Rtmpkmayov/file2a73362952b0.rds")
An irrecoverable exception occurred. R is aborting now ...
--- re-building ‘rehh.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.

For example usage please run: vignette('qqman')

Citation appreciated but not required:
Turner, S.D. qqman: an R package for visualizing GWAS results using Q-Q and manhattan plots. biorXiv DOI: 10.1101/005165 (2014).

--- finished re-building ‘rehh.Rmd’

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

Error: Vignette re-building failed.
Execution halted