Found the following significant warnings:
  Rd warning: /home/hornik/tmp/scratch/RtmpB4e0o8/R.INSTALL13a15a19c5a/ggspatial/man/annotation_map_tile.Rd:45: file link ‘rasterGrob’ in package ‘grid’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpB4e0o8/R.INSTALL13a15a19c5a/ggspatial/man/fixed_plot_aspect.Rd:19: file link ‘coord_sf’ in package ‘ggplot2’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpB4e0o8/R.INSTALL13a15a19c5a/ggspatial/man/geom_spatial_rect.Rd:69: file link ‘geom_rect’ in package ‘ggplot2’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpB4e0o8/R.INSTALL13a15a19c5a/ggspatial/man/geom_spatial_rect.Rd:54: file link ‘st_segmentize’ in package ‘sf’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpB4e0o8/R.INSTALL13a15a19c5a/ggspatial/man/geom_spatial_segment.Rd:40: file link ‘st_segmentize’ in package ‘sf’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpB4e0o8/R.INSTALL13a15a19c5a/ggspatial/man/geom_spatial_segment.Rd:44: file link ‘st_geod_segmentize’ in package ‘lwgeom’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpB4e0o8/R.INSTALL13a15a19c5a/ggspatial/man/layer_spatial.Rd:41: file link ‘geom_sf’ in package ‘ggplot2’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpB4e0o8/R.INSTALL13a15a19c5a/ggspatial/man/layer_spatial.bbox.Rd:20: file link ‘geom_sf’ in package ‘ggplot2’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpB4e0o8/R.INSTALL13a15a19c5a/ggspatial/man/layer_spatial.bbox.Rd:22: file link ‘st_segmentize’ in package ‘sf’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpB4e0o8/R.INSTALL13a15a19c5a/ggspatial/man/reexports.Rd:18: file link ‘coord_sf’ in package ‘ggplot2’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpB4e0o8/R.INSTALL13a15a19c5a/ggspatial/man/reexports.Rd:18: file link ‘geom_sf’ in package ‘ggplot2’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpB4e0o8/R.INSTALL13a15a19c5a/ggspatial/man/stat_spatial_identity.Rd:62: file link ‘coord_sf’ in package ‘ggplot2’ does not exist and so has been treated as a topic
See ‘/home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/ggspatial.Rcheck/00install.out’ for details.