/usr/lib/R/site-library/dplyr/include/dplyr/visitor_set/ is in r-cran-dplyr 0.7.4-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/R/site-library/dplyr/include/dplyr/visitor_set/VisitorEqualPredicate.h
/usr/lib/R/site-library/dplyr/include/dplyr/visitor_set/VisitorHash.h
/usr/lib/R/site-library/dplyr/include/dplyr/visitor_set/VisitorSetEqual.h
/usr/lib/R/site-library/dplyr/include/dplyr/visitor_set/VisitorSetEqualPredicate.h
/usr/lib/R/site-library/dplyr/include/dplyr/visitor_set/VisitorSetGreater.h
/usr/lib/R/site-library/dplyr/include/dplyr/visitor_set/VisitorSetHash.h
/usr/lib/R/site-library/dplyr/include/dplyr/visitor_set/VisitorSetHasher.h
/usr/lib/R/site-library/dplyr/include/dplyr/visitor_set/VisitorSetIndexMap.h
/usr/lib/R/site-library/dplyr/include/dplyr/visitor_set/VisitorSetIndexSet.h
/usr/lib/R/site-library/dplyr/include/dplyr/visitor_set/VisitorSetLess.h
/usr/lib/R/site-library/dplyr/include/dplyr/visitor_set/VisitorSetMixin.h
/usr/lib/R/site-library/dplyr/include/dplyr/visitor_set/visitor_set.h