Found the following notes/warnings:
  SystemRequirements specified C++11: support will be removed soon
See ‘/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/covTestR.Rcheck/00install.out’ for details.
* used C++ compiler: ‘Debian clang version 21.1.7 (1)’
Specified C++11: support will be removed soon
Found the following notes/warnings:
  SystemRequirements specified C++11: support will be removed soon
See ‘/home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/covTestR.Rcheck/00install.out’ for details.
* used C++ compiler: ‘g++-15 (Debian 15.2.0-11) 15.2.0’
Found the following notes/warnings:
  SystemRequirements specified C++11: support will be removed soon
See ‘/data/gannet/ripley/R/packages/tests-clang/covTestR.Rcheck/00install.out’ for details.
* used C++ compiler: ‘clang version 21.1.8’
Found the following notes/warnings:
  SystemRequirements specified C++11: support will be removed soon
See ‘/data/gannet/ripley/R/packages/tests-devel/covTestR.Rcheck/00install.out’ for details.
* used C++ compiler: ‘g++ (GCC) 15.1.1 20250521 (Red Hat 15.1.1-2)’
Specified C++11: please drop specification unless essential
'LazyData' is specified without a 'data' directory