error with backing up outdated package

[dpastoor]

I'm not really sure why this presents. I can confirm that devtools does exist

WARN[0000] outdated package found                        new_version=0.3.0 old_version=0.2.2 pkg=RcppRoll
WARN[0000] outdated package found                        new_version=2.0.2 old_version=1.13.5 pkg=devtools
WARN[0000] outdated package found                        new_version=0.4.2 old_version=0.4.0 pkg=padr
WARN[0000] outdated package found                        new_version=3.3.0 old_version=3.2.0 pkg=maps
WARN[0000] outdated package found                        new_version=0.3.3 old_version=0.3.0 pkg=anytime
WARN[0000] outdated package found                        new_version=0.2.1 old_version=0.2.0 pkg=assertthat
WARN[0000] outdated package found                        new_version=1.69.0-1 old_version=1.66.0-1 pkg=BH
WARN[0000] outdated package found                        new_version=0.5.2 old_version=0.4.3 pkg=broom
WARN[0000] outdated package found                        new_version=1.17.1.2 old_version=1.17.1 pkg=caTools
WARN[0000] outdated package found                        new_version=3.2.1 old_version=3.0.1 pkg=covr
WARN[0000] outdated package found                        new_version=1.12.2 old_version=1.10.4-3 pkg=data.table
WARN[0000] outdated package found                        new_version=2.0.2 old_version=1.13.5 pkg=devtools
WARN[0000] outdated package found                        new_version=0.6.18 old_version=0.6.15 pkg=digest
WARN[0000] outdated package found                        new_version=0.8.0.1 old_version=0.7.4 pkg=dplyr
WARN[0000] outdated package found                        new_version=3.1.1 old_version=2.2.1 pkg=ggplot2
WARN[0000] outdated package found                        new_version=0.8.0 old_version=0.7.0 pkg=ggrepel
WARN[0000] outdated package found                        new_version=0.5.1 old_version=0.4.1 pkg=ggridges
WARN[0000] outdated package found                        new_version=1.22 old_version=1.20 pkg=knitr
WARN[0000] outdated package found                        new_version=0.1.1.1 old_version=0.1.1 pkg=miniUI
WARN[0000] outdated package found                        new_version=0.9.0 old_version=0.8.10 pkg=mrgsolve
WARN[0000] outdated package found                        new_version=0.3.2 old_version=0.2.4 pkg=purrr
WARN[0000] outdated package found                        new_version=2.4.0 old_version=2.2.2 pkg=R6
WARN[0000] outdated package found                        new_version=2.0.4 old_version=1.1.1 pkg=remotes
WARN[0000] outdated package found                        new_version=0.3.4 old_version=0.2.0 pkg=rlang
WARN[0000] outdated package found                        new_version=1.12 old_version=1.9 pkg=rmarkdown
WARN[0000] outdated package found                        new_version=0.10 old_version=0.7 pkg=rstudioapi
WARN[0000] outdated package found                        new_version=0.3.3 old_version=0.3.2 pkg=rvest
WARN[0000] outdated package found                        new_version=1.1.1 old_version=1.0.0 pkg=sessioninfo
WARN[0000] outdated package found                        new_version=1.3.1 old_version=1.0.5 pkg=shiny
WARN[0000] outdated package found                        new_version=0.7.1 old_version=0.6.1 pkg=shinydashboard
WARN[0000] outdated package found                        new_version=0.4.3 old_version=0.4.2 pkg=survminer
WARN[0000] outdated package found                        new_version=2.0.1 old_version=2.0.0 pkg=testthat
WARN[0000] outdated package found                        new_version=2.1.1 old_version=1.4.2 pkg=tibble
WARN[0000] outdated package found                        new_version=0.8.3 old_version=0.8.0 pkg=tidyr
WARN[0000] outdated package found                        new_version=1.5.0 old_version=1.3.0 pkg=usethis
WARN[0000] outdated package found                        new_version=2.2.0 old_version=2.1.18 pkg=yaml
INFO[0000] total packages required: 451
INFO[0000] resolution time 357.348915ms
INFO[0000] update argument passed. staging packages for update...
WARN[0005] error when backing up outdated package        package dir=3.5/devtools
ERRO[0005] open 3.5/devtools: no such file or directory

[Dreznel]

Probably a pathing problem, if I had to make a shot in the dark. I'll keep an eye out for this bug.