Found the following significant warnings:
  Rd warning: /tmp/RtmpBJa7IV/R.INSTALL56354bb2d3e3/mlr3cluster/man/mlr_learners_clust.FF.Rd:8: file link ‘FarthestFirst’ in package ‘RWeka’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpBJa7IV/R.INSTALL56354bb2d3e3/mlr3cluster/man/mlr_learners_clust.FF.Rd:9: file link ‘predict.Weka_clusterer’ in package ‘RWeka’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpBJa7IV/R.INSTALL56354bb2d3e3/mlr3cluster/man/mlr_learners_clust.SimpleKMeans.Rd:8: file link ‘SimpleKMeans’ in package ‘RWeka’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpBJa7IV/R.INSTALL56354bb2d3e3/mlr3cluster/man/mlr_learners_clust.SimpleKMeans.Rd:9: file link ‘predict.Weka_clusterer’ in package ‘RWeka’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpBJa7IV/R.INSTALL56354bb2d3e3/mlr3cluster/man/mlr_learners_clust.ap.Rd:8: file link ‘apcluster’ in package ‘apcluster’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpBJa7IV/R.INSTALL56354bb2d3e3/mlr3cluster/man/mlr_learners_clust.ap.Rd:9: file link ‘apcluster’ in package ‘apcluster’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpBJa7IV/R.INSTALL56354bb2d3e3/mlr3cluster/man/mlr_learners_clust.cobweb.Rd:8: file link ‘Cobweb’ in package ‘RWeka’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpBJa7IV/R.INSTALL56354bb2d3e3/mlr3cluster/man/mlr_learners_clust.cobweb.Rd:9: file link ‘predict.Weka_clusterer’ in package ‘RWeka’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpBJa7IV/R.INSTALL56354bb2d3e3/mlr3cluster/man/mlr_learners_clust.dbscan.Rd:9: file link ‘predict.dbscan_fast’ in package ‘dbscan’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpBJa7IV/R.INSTALL56354bb2d3e3/mlr3cluster/man/mlr_learners_clust.em.Rd:9: file link ‘list_Weka_interfaces’ in package ‘RWeka’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpBJa7IV/R.INSTALL56354bb2d3e3/mlr3cluster/man/mlr_learners_clust.em.Rd:10: file link ‘predict.Weka_clusterer’ in package ‘RWeka’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpBJa7IV/R.INSTALL56354bb2d3e3/mlr3cluster/man/mlr_learners_clust.xmeans.Rd:8: file link ‘XMeans’ in package ‘RWeka’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpBJa7IV/R.INSTALL56354bb2d3e3/mlr3cluster/man/mlr_learners_clust.xmeans.Rd:9: file link ‘predict.Weka_clusterer’ in package ‘RWeka’ does not exist and so has been treated as a topic
See ‘/home/hornik/tmp/R.check/r-patched-gcc/Work/PKGS/mlr3cluster.Rcheck/00install.out’ for details.