anchor.diff:                  Fun(OwnerSessId, SessId, TestCaseRootDirPath, ExtraData)
               );
           false ->
  +            RequiredNormalPosixPerms = lists:filter(fun({_, Perm}) ->
  +                Perm == read orelse Perm == write orelse Perm == exec
  +            end, AllRequiredPerms),
               run_standard_posix_tests(
                   Node, OwnerSessId, SessId, TestCaseRootDirPath,
  -                Fun, ComplementaryPermsPerFile, AllRequiredPerms, ExtraData, group
  +                Fun, ComplementaryPermsPerFile, RequiredNormalPosixPerms, ExtraData, group
               )
       end;
   
  
positive.code:     catch T:R ->
          FilePathsToRequiredPerms = maps:fold(fun(Guid, RequiredPerms, Acc) ->
              lfm_proxy:set_perms(Node, ?ROOT_SESS_ID, {guid, Guid}, 8#777),
              {ok, Path} = lfm_proxy:get_file_path(Node, OwnerSessId, Guid),
              Acc#{Path => RequiredPerms}
          end, #{}, PosixPermsPerFile),
  
          ct:pal(
  
negative.code:         ls_test,
          readdir_plus_test,
          get_child_attr_test,
          rm_dir_test,
  
          create_file_test,
  %%        open_for_read_test,       % TODO uncomment after fixing
  %%        open_for_write_test,
  %%        open_for_rdwr_test,
          create_and_open_test,
          truncate_test,
          rm_file_test,
  
          get_parent_test,
          get_file_path_test,
  