## Test environments
R 3.5.1 on Debian GNU/Linux 9 (Gitlab-CI)
R 3.6.1 on Ubuntu 16.04 (R-hub)
R 3.6.3 on Debian GNU/Linux 10 (Gitlab-CI)
R 4.0.3 on local Windows 10 installation
R 4.0.3 on Ubuntu 20.04 (Gitlab-CI)
R 4.0.3 on macOS 10.13.6 High Sierra (R-hub)
R devel on Ubuntu 20.04 (Gitlab-CI)
R devel on Windows Server 2008 R2 SP1 (R-hub)
R devel on Fedora (R-hub)

## R CMD check results
No errors or warnings.

## Downstream dependencies
This package has no known downstream dependencies.