
R version 4.0.3 (2020-10-10) -- "Bunny-Wunnies Freak Out"
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Platform: x86_64-pc-linux-gnu (64-bit)

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> library(testthat)
> library(ipc)
> 
> test_check("ipc")
...
Error: package or namespace load failed for â€˜statsâ€During startup - Warning messages:
1: package â€˜utilsâ€™ in options("defaultPackages") was not found 
2: package â€˜graphicsâ€™ in options("defaultPackages") was not found 
3: In get(Info[i, 1], envir = env) : internal error -3 in R_decompress1
4: package â€˜statsâ€™ in options("defaultPackages") was not found 
...
