Running 'testthat.R' [182s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > library(testthat)
  > library(sperrorest)
  > 
  > test_check("sperrorest")
  trying URL 'http://cran.rstudio.com/bin/windows/contrib/3.6/utf8_1.1.4.zip'
  Error in download.file(url, destfile, method, mode = "wb", ...) : 
    cannot open URL 'http://cran.rstudio.com/bin/windows/contrib/3.6/utf8_1.1.4.zip'
  trying URL 'http://cran.rstudio.com/bin/windows/contrib/3.6/vctrs_0.2.2.zip'
  Content type 'application/zip' length 943839 bytes (921 KB)
  ======================================
  downloaded 716 KB
  
  trying URL 'http://cran.rstudio.com/bin/windows/contrib/3.6/pillar_1.4.3.zip'
  Content type 'application/zip' length 184685 bytes (180 KB)
  ===
  downloaded 12 KB
  
  trying URL 'http://cran.rstudio.com/bin/windows/contrib/3.6/pkgconfig_2.0.3.zip'
  Content type 'application/zip' length 22434 bytes (21 KB)
  ==================================================
  downloaded 21 KB
  
  trying URL 'http://cran.rstudio.com/bin/windows/contrib/3.6/tibble_2.1.3.zip'
  Content type 'application/zip' length 336957 bytes (329 KB)
  ==================================================
  downloaded 329 KB
  
  -- 1. Error: (unknown) (@test-processing.R#3)  ---------------------------------
  cannot open the connection
  Backtrace:
    1. pacman::p_load(sperrorest, rpart, MASS, tibble, purrr)
    2. base::sapply(packages, p_load_single, install = install)
    3. base::lapply(X = X, FUN = FUN, ...)
    4. pacman:::FUN(X[[i]], ...)
    5. pacman::p_install(package, character.only = TRUE, ...)
    7. utils::install.packages(package, ...)
    8. utils:::.install.winbinary(...)
    9. utils:::unpackPkgZip(...)
   10. base::read.dcf(...)
  
  trying URL 'http://cran.rstudio.com/bin/windows/contrib/3.6/e1071_1.7-3.zip'
  Content type 'application/zip' length 1022757 bytes (998 KB)
  ==================================================
  downloaded 998 KB
  
  package 'e1071' successfully unpacked and MD5 sums checked
  
  The downloaded binary packages are in
  	D:\temp\RtmpMT71HT\downloaded_packages
  == testthat results  ===========================================================
  [ OK: 4 | SKIPPED: 48 | WARNINGS: 8 | FAILED: 1 ]
  1. Error: (unknown) (@test-processing.R#3) 
  
  Error: testthat unit tests failed
  Execution halted