/usr/lib/R/site-library/fExtremes/unitTests/ is in r-cran-fextremes 2100.77-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/R/site-library/fExtremes/unitTests/Makefile
/usr/lib/R/site-library/fExtremes/unitTests/runTests.R
/usr/lib/R/site-library/fExtremes/unitTests/runit.DataPreprocessing.R
/usr/lib/R/site-library/fExtremes/unitTests/runit.ExtremeIndex.R
/usr/lib/R/site-library/fExtremes/unitTests/runit.ExtremesData.R
/usr/lib/R/site-library/fExtremes/unitTests/runit.GevDistribution.R
/usr/lib/R/site-library/fExtremes/unitTests/runit.GevMdaEstimation.R
/usr/lib/R/site-library/fExtremes/unitTests/runit.GevModelling.R
/usr/lib/R/site-library/fExtremes/unitTests/runit.GevRisk.R
/usr/lib/R/site-library/fExtremes/unitTests/runit.GpdDistribution.R
/usr/lib/R/site-library/fExtremes/unitTests/runit.GpdModelling.R
/usr/lib/R/site-library/fExtremes/unitTests/runit.GpdRisk.R