Found the following significant warnings:
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/as_document_network.Rd:13: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/create_document_network.Rd:35: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/create_document_network.Rd:23: file link ‘as.POSIXct’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/create_document_network.Rd:32: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/directed.network.plot.Rd:61: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/directed.network.plot.Rd:26: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/directed.network.plot.Rd:52: file link ‘layout.davidson.harel’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/directed_network_plot.Rd:61: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/directed_network_plot.Rd:26: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/directed_network_plot.Rd:52: file link ‘layout.davidson.harel’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/docnet.Rd:8: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/document.network.Rd:35: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/document.network.Rd:23: file link ‘as.POSIXct’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/document.network.Rd:32: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/document.network.plot.Rd:37: file link ‘format.POSIXct’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/document_network_plot.Rd:37: file link ‘format.POSIXct’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/filter.window.Rd:21: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/filter_window.Rd:21: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/network.aggregate.Rd:40: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/network.aggregate.Rd:19: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/network.aggregate.Rd:47: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/network.aggregate.Rd:36: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/network_aggregate.Rd:40: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/network_aggregate.Rd:19: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/network_aggregate.Rd:47: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/network_aggregate.Rd:36: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/newsflow.compare.Rd:80: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/only.first.match.Rd:13: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
  Rd warning: /home/hornik/tmp/scratch/RtmpI4xWAX/R.INSTALLf12366142fd/RNewsflow/man/only_first_match.Rd:13: file link ‘igraph’ in package ‘igraph’ does not exist and so has been treated as a topic
See ‘/home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/RNewsflow.Rcheck/00install.out’ for details.