Error in re-building vignettes:
  ...
Loading required package: lme4
Loading required package: Matrix

 *** caught segfault ***
address 9d2, cause 'memory not mapped'

Traceback:
 1: strsplit(names, .grid.pathSep)
 2: unlist(strsplit(names, .grid.pathSep))
 3: vpPathFromVector(rev(names))
 4: current.vpPath()
 5: upViewport()
 6: printFunction(x, ...)
 7: print.trellis(xyplot(normexam ~ standLRT | school, Exam, type = c("g",     "p", "r"), xlab = "Standardized London Reading Test score",     ylab = "Normalized exam score", subset = sex == "F" & type ==         "Sngl"))
 8: print(xyplot(normexam ~ standLRT | school, Exam, type = c("g",     "p", "r"), xlab = "Standardized London Reading Test score",     ylab = "Normalized exam score", subset = sex == "F" & type ==         "Sngl"))
 9: print(xyplot(normexam ~ standLRT | school, Exam, type = c("g",     "p", "r"), xlab = "Standardized London Reading Test score",     ylab = "Normalized exam score", subset = sex == "F" & type ==         "Sngl"))
10: eval(expr, envir, enclos)
11: eval(expr, .GlobalEnv)
12: withVisible(eval(expr, .GlobalEnv))
13: doTryCatch(return(expr), name, parentenv, handler)
14: tryCatchOne(expr, names, parentenv, handlers[[1L]])
15: tryCatchList(expr, classes, parentenv, handlers)
16: tryCatch(expr, error = function(e) {    call <- conditionCall(e)    if (!is.null(call)) {        if (identical(call[[1L]], quote(doTryCatch)))             call <- sys.call(-4L)        dcall <- deparse(call)[1L]        prefix <- paste("Error in", dcall, ": ")        LONG <- 75L        msg <- conditionMessage(e)        sm <- strsplit(msg, "\n")[[1L]]        w <- 14L + nchar(dcall, type = "w") + nchar(sm[1L], type = "w")        if (is.na(w))             w <- 14L + nchar(dcall, type = "b") + nchar(sm[1L],                 type = "b")        if (w > LONG)             prefix <- paste0(prefix, "\n  ")    }    else prefix <- "Error : "    msg <- paste0(prefix, conditionMessage(e), "\n")    .Internal(seterrmessage(msg[1L]))    if (!silent && identical(getOption("show.error.messages"),         TRUE)) {        cat(msg, file = stderr())        .Internal(printDeferredWarnings())    }    invisible(structure(msg, class = "try-error", condition = e))})
17: try(withVisible(eval(expr, .GlobalEnv)), silent = TRUE)
18: evalFunc(ce, options)
19: tryCatchList(expr, classes, parentenv, handlers)
20: tryCatch(evalFunc(ce, options), finally = {    cat("\n")    sink()})
21: driver$runcode(drobj, chunk, chunkopts)
22: utils::Sweave(...)
23: engine$weave(file, quiet = quiet, encoding = enc)
24: doTryCatch(return(expr), name, parentenv, handler)
25: tryCatchOne(expr, names, parentenv, handlers[[1L]])
26: tryCatchList(expr, classes, parentenv, handlers)
27: tryCatch({    engine$weave(file, quiet = quiet, encoding = enc)    setwd(startdir)    find_vignette_product(name, by = "weave", engine = engine)}, error = function(e) {    stop(gettextf("processing vignette '%s' failed with diagnostics:\n%s",         file, conditionMessage(e)), domain = NA, call. = FALSE)})
28: buildVignettes(dir = "/home/ripley/R/packages/tests32/mlmRev.Rcheck/vign_test/mlmRev")
An irrecoverable exception occurred. R is aborting now ...