Error(s) in re-building vignettes:
  ...
--- re-building ‘plot_design_optimization.Rmd’ using rmarkdown
Warning in in_dir(input_dir(), expr) :
  You changed the working directory to /home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/FORTLS/data (probably via setwd()). It will be restored to /home/hornik/tmp/R.check/r-patched-gcc/Work/PKGS/FORTLS.Rcheck/vign_test/FORTLS/vignettes. See the Note section in ?knitr::knit
** Processing: /home/hornik/tmp/R.check/r-patched-gcc/Work/PKGS/FORTLS.Rcheck/vign_test/FORTLS/vignettes/plot_design_optimization_files/figure-html/unnamed-chunk-2-1.png
672x672 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 28827 bytes
Input file size = 29721 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 25445
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 25445

Output IDAT size = 25445 bytes (3382 bytes decrease)
Output file size = 25523 bytes (4198 bytes = 14.12% decrease)

--- finished re-building ‘plot_design_optimization.Rmd’

--- re-building ‘stand_level.Rmd’ using rmarkdown
Warning in in_dir(input_dir(), expr) :
  You changed the working directory to /home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/FORTLS/data (probably via setwd()). It will be restored to /home/hornik/tmp/R.check/r-patched-gcc/Work/PKGS/FORTLS.Rcheck/vign_test/FORTLS/vignettes. See the Note section in ?knitr::knit
--- finished re-building ‘stand_level.Rmd’

--- re-building ‘tree_level.Rmd’ using rmarkdown
trying URL 'https://www.dropbox.com/s/17yl25pbrapat52/PinusRadiata.laz?dl=1'
downloaded 160 KB

trying URL 'https://www.dropbox.com/scl/fi/es5pfj87wj0g6y8414dpo/PiceaAbies.laz?rlkey=ayt21mbndc6i6fyiz2e7z6oap&dl=1'
Content type 'application/binary' length 12898220 bytes (12.3 MB)
==================================================
downloaded 12.3 MB

ERROR: wrong file signature '<!DOCTYPE html>
<html class="maestro global-header" xmlns="http://www.w3.org/1999/xhtml" lang="en">
<head'
ERROR: cannot open lasreaderlas with file name '/home/hornik/tmp/R.check/r-patched-gcc/Work/PKGS/FORTLS.Rcheck/vign_test/FORTLS/vignettes/PinusRadiata.laz'
Error: LASlib internal error. See message above.
ERROR: wrong file signature '<!DOCTYPE html>
<html class="maestro global-header" xmlns="http://www.w3.org/1999/xhtml" lang="en">
<head'
ERROR: cannot open lasreaderlas with file name '/home/hornik/tmp/R.check/r-patched-gcc/Work/PKGS/FORTLS.Rcheck/vign_test/FORTLS/vignettes/PinusRadiata.laz'

 *** caught segfault ***
address 0xc0, cause 'memory not mapped'

Traceback:
 1: C_reader(ifiles, ofile, select, filter, polygons)
 2: rlas::read_and_write.las(ifiles, ofile, select, filter, geom)
 3: streamLAS.character(files, ofile = "", select, filter)
 4: streamLAS(files, ofile = "", select, filter)
 5: readLAS.character(file.path(dir.data, las), select = select_option)
 6: lidR::readLAS(file.path(dir.data, las), select = select_option)
 7: withCallingHandlers(expr, message = function(c) if (inherits(c,     classes)) tryInvokeRestart("muffleMessage"))
 8: suppressMessages(lidR::readLAS(file.path(dir.data, las), select = select_option))
 9: withCallingHandlers(expr, warning = function(w) if (inherits(w,     classes)) tryInvokeRestart("muffleWarning"))
10: suppressWarnings(suppressMessages(lidR::readLAS(file.path(dir.data,     las), select = select_option)))
11: normalize(las = "PinusRadiata.laz", normalized = NULL, x.center = 0,     y.center = 0, max.dist = 10, min.height = NULL, max.height = NULL,     algorithm.dtm = "knnidw", res.dtm = 0.2, csf = list(cloth_resolution = 0.5),     RGB = TRUE, scan.approach = "single", id = NULL, file = "single.txt",     dir.data = dir.data, save.result = FALSE, dir.result = NULL)
12: eval(expr, envir)
13: eval(expr, envir)
14: withVisible(eval(expr, envir))
15: withCallingHandlers(code, message = function (cnd) {    watcher$capture_plot_and_output()    if (on_message$capture) {        watcher$push(cnd)    }    if (on_message$silence) {        invokeRestart("muffleMessage")    }}, warning = function (cnd) {    if (getOption("warn") >= 2 || getOption("warn") < 0) {        return()    }    watcher$capture_plot_and_output()    if (on_warning$capture) {        cnd <- sanitize_call(cnd)        watcher$push(cnd)    }    if (on_warning$silence) {        invokeRestart("muffleWarning")    }}, error = function (cnd) {    watcher$capture_plot_and_output()    cnd <- sanitize_call(cnd)    watcher$push(cnd)    switch(on_error, continue = invokeRestart("eval_continue"),         stop = invokeRestart("eval_stop"), error = NULL)})
16: eval(call)
17: eval(call)
18: with_handlers({    for (expr in tle$exprs) {        ev <- withVisible(eval(expr, envir))        watcher$capture_plot_and_output()        watcher$print_value(ev$value, ev$visible, envir)    }    TRUE}, handlers)
19: doWithOneRestart(return(expr), restart)
20: withOneRestart(expr, restarts[[1L]])
21: withRestartList(expr, restarts[-nr])
22: doWithOneRestart(return(expr), restart)
23: withOneRestart(withRestartList(expr, restarts[-nr]), restarts[[nr]])
24: withRestartList(expr, restarts)
25: withRestarts(with_handlers({    for (expr in tle$exprs) {        ev <- withVisible(eval(expr, envir))        watcher$capture_plot_and_output()        watcher$print_value(ev$value, ev$visible, envir)    }    TRUE}, handlers), eval_continue = function() TRUE, eval_stop = function() FALSE)
26: evaluate::evaluate(...)
27: evaluate(code, envir = env, new_device = FALSE, keep_warning = if (is.numeric(options$warning)) TRUE else options$warning,     keep_message = if (is.numeric(options$message)) TRUE else options$message,     stop_on_error = if (is.numeric(options$error)) options$error else {        if (options$error && options$include)             0L        else 2L    }, output_handler = knit_handlers(options$render, options))
28: in_dir(input_dir(), expr)
29: in_input_dir(evaluate(code, envir = env, new_device = FALSE,     keep_warning = if (is.numeric(options$warning)) TRUE else options$warning,     keep_message = if (is.numeric(options$message)) TRUE else options$message,     stop_on_error = if (is.numeric(options$error)) options$error else {        if (options$error && options$include)             0L        else 2L    }, output_handler = knit_handlers(options$render, options)))
30: eng_r(options)
31: block_exec(params)
32: call_block(x)
33: process_group(group)
34: withCallingHandlers(if (tangle) process_tangle(group) else process_group(group),     error = function(e) {        if (progress && is.function(pb$interrupt))             pb$interrupt()        if (xfun::pkg_available("rlang", "1.0.0")) {            if (is_R_CMD_build() || is_R_CMD_check()) {                cnd = tryCatch(rlang::entrace(e), error = identity)                error <<- format(cnd)            }            else {                rlang::entrace(e)            }        }    })
35: xfun:::handle_error(withCallingHandlers(if (tangle) process_tangle(group) else process_group(group),     error = function(e) {        if (progress && is.function(pb$interrupt))             pb$interrupt()        if (xfun::pkg_available("rlang", "1.0.0")) {            if (is_R_CMD_build() || is_R_CMD_check()) {                cnd = tryCatch(rlang::entrace(e), error = identity)                error <<- format(cnd)            }            else {                rlang::entrace(e)            }        }    }), function(loc) {    setwd(wd)    write_utf8(res, output %n% stdout())    paste0("\nQuitting from ", loc, if (!is.null(error))         paste0("\n", rule(), error, "\n", rule()))}, if (labels[i] != "") sprintf(" [%s]", labels[i]), get_loc)
36: process_file(text, output)
37: knitr::knit(knit_input, knit_output, envir = envir, quiet = quiet)
38: rmarkdown::render(file, encoding = encoding, quiet = quiet, envir = globalenv(),     output_dir = getwd(), ...)
39: vweave_rmarkdown(...)
40: engine$weave(file, quiet = quiet, encoding = enc)
41: doTryCatch(return(expr), name, parentenv, handler)
42: tryCatchOne(expr, names, parentenv, handlers[[1L]])
43: tryCatchList(expr, classes, parentenv, handlers)
44: tryCatch({    engine$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)))})
45: tools:::.buildOneVignette("tree_level.Rmd", "/home/hornik/tmp/R.check/r-patched-gcc/Work/PKGS/FORTLS.Rcheck/vign_test/FORTLS",     TRUE, FALSE, "tree_level", "UTF-8", "/home/hornik/tmp/scratch/RtmpJET3LS/file18459d7e5062b2.rds")
An irrecoverable exception occurred. R is aborting now ...
Segmentation fault
SUMMARY: processing the following file failed:
  ‘tree_level.Rmd’

Error: Vignette re-building failed.
Execution halted