怎么解决R语言 安装gganimate的问题

devtools::install_github("dgrtwo/gganimate")
Downloading GitHub repo dgrtwo/gganimate@master
from URL https://api.github.com/repos/dgrtwo/gganimate/zipball/master
Installing gganimate
Downloading GitHub repo thomasp85/tweenr@master
from URL https://api.github.com/repos/thomasp85/tweenr/zipball/master
WARNING: Rtools is required to build R packages, but no version of Rtools compatible with R 3.5.0 was found. (Only the following incompatible version(s) of Rtools were found:3.5)

Please download and install the appropriate version of Rtools from http://cran.r-project.org/bin/windows/Rtools/.
Installing tweenr
"C:/PROGRA~1/R/R-35~1.0/bin/x64/R" \
--no-site-file --no-environ --no-save \
--no-restore --quiet CMD INSTALL \
"C:/Users/zhangchen/AppData/Local/Temp/RtmpmYA2xF/devtools6f06713a6/thomasp85-tweenr-dc60be6" \
--library="C:/Users/zhangchen/Documents/R/win-library/3.5" \
--install-tests

  • installing source package 'tweenr' ... ** libs

*** arch - i386
Warning in system(cmd) : 'make' not found
ERROR: compilation failed for package 'tweenr'

  • removing 'C:/Users/zhangchen/Documents/R/win-library/3.5/tweenr' In R CMD INSTALL Installation failed: Command failed (1) "C:/PROGRA~1/R/R-35~1.0/bin/x64/R" \ --no-site-file --no-environ --no-save \ --no-restore --quiet CMD INSTALL \ "C:/Users/zhangchen/AppData/Local/Temp/RtmpmYA2xF/devtools6f015932143/thomasp85-gganimate-392819e" \ --library="C:/Users/zhangchen/Documents/R/win-library/3.5" \ --install-tests

ERROR: dependency 'tweenr' is not available for package 'gganimate'

  • removing 'C:/Users/zhangchen/Documents/R/win-library/3.5/gganimate' In R CMD INSTALL Installation failed: Command failed (1)

安装之后一直报错，快崩溃了，哪位大神帮忙看下？？