R语言无法安装fUnitRoots包_funitroots怎么安装

在进行时序分析的实践中，想下载fUnitRoots包，然而失败，具体情况看下面代码。

> library(fUnitRoots)
Error in library(fUnitRoots) : 不存在叫‘fUnitRoots’这个名字的程辑包
> install.packages("fUnitRoots")
also installing the dependencies ‘gss’, ‘stabledist’, ‘timeSeries’, ‘fBasics’

trying URL 'https://cran.rstudio.com/bin/windows/contrib/3.5/gss_2.1-9.zip'
Content type 'application/zip' length 1540858 bytes (1.5 MB)
downloaded 1.5 MB

trying URL 'https://cran.rstudio.com/bin/windows/contrib/3.5/stabledist_0.7-1.zip'
Content type 'application/zip' length 75315 bytes (73 KB)
downloaded 73 KB

trying URL 'https://cran.rstudio.com/bin/windows/contrib/3.5/timeSeries_3042.102.zip'
Content type 'application/zip' length 1828621 bytes (1.7 MB)
downloaded 1.7 MB

trying URL 'https://cran.rstudio.com/bin/windows/contrib/3.5/fBasics_3042.89.zip'
Content type 'application/zip' length 2669699 bytes (2.5 MB)
downloade