Error(s) in re-building vignettes:
--- re-building 'ciTools-binomial-vignette.Rmd' using rmarkdown
-- Attaching packages --------------------------------------- tidyverse 1.3.0 --
v ggplot2 3.3.1     v purrr   0.3.4
v tibble  3.0.1     v dplyr   1.0.0
v tidyr   1.1.0     v stringr 1.4.0
v readr   1.3.1     v forcats 0.5.0
-- Conflicts ------------------------------------------ tidyverse_conflicts() --
x dplyr::filter() masks stats::filter()
x dplyr::lag()    masks stats::lag()
ciTools version 0.5.1 (C) Institute for Defense Analyses
--- finished re-building 'ciTools-binomial-vignette.Rmd'

--- re-building 'ciTools-demo.Rmd' using rmarkdown
--- finished re-building 'ciTools-demo.Rmd'

--- re-building 'ciTools-glm-vignette.Rmd' using rmarkdown
-- Attaching packages --------------------------------------- tidyverse 1.3.0 --
v ggplot2 3.3.1     v purrr   0.3.4
v tibble  3.0.1     v dplyr   1.0.0
v tidyr   1.1.0     v stringr 1.4.0
v readr   1.3.1     v forcats 0.5.0
-- Conflicts ------------------------------------------ tidyverse_conflicts() --
x dplyr::filter() masks stats::filter()
x dplyr::lag()    masks stats::lag()
ciTools version 0.5.1 (C) Institute for Defense Analyses

Attaching package: 'MASS'

The following object is masked from 'package:dplyr':

    select

Loading required package: Matrix

Attaching package: 'Matrix'

The following objects are masked from 'package:tidyr':

    expand, pack, unpack

Loading required package: lme4

arm (Version 1.11-1, built: 2020-4-27)

Working directory is d:/RCompile/CRANpkg/local/4.0/ciTools.Rcheck/vign_test/ciTools/vignettes

Quitting from lines 205-211 (ciTools-glm-vignette.Rmd) 
Error: processing vignette 'ciTools-glm-vignette.Rmd' failed with diagnostics:
object 'pred' not found
--- failed re-building 'ciTools-glm-vignette.Rmd'

--- re-building 'ciTools_survreg_vignette.Rmd' using rmarkdown
-- Attaching packages --------------------------------------- tidyverse 1.3.0 --
v ggplot2 3.3.1     v purrr   0.3.4
v tibble  3.0.1     v dplyr   1.0.0
v tidyr   1.1.0     v stringr 1.4.0
v readr   1.3.1     v forcats 0.5.0
-- Conflicts ------------------------------------------ tidyverse_conflicts() --
x dplyr::filter() masks stats::filter()
x dplyr::lag()    masks stats::lag()
ciTools version 0.5.1 (C) Institute for Defense Analyses
here() starts at d:/RCompile/CRANpkg/local/4.0/ciTools.Rcheck/vign_test/ciTools
Warning: `as_data_frame()` is deprecated as of tibble 2.0.0.
Please use `as_tibble()` instead.
The signature and semantics have changed, see `?as_tibble`.
This warning is displayed once every 8 hours.
Call `lifecycle::last_warnings()` to see where this warning was generated.
--- finished re-building 'ciTools_survreg_vignette.Rmd'

--- re-building 'citools-merMod-vignette.Rmd' using rmarkdown
--- finished re-building 'citools-merMod-vignette.Rmd'

SUMMARY: processing the following file failed:
  'ciTools-glm-vignette.Rmd'

Error: Vignette re-building failed.
Execution halted