running the tests in 'testthat.R' failed

Failure in `D:\a\_temp/package/RCarb/RCarb-tests/testthat.Rout.fail`

package or namespace load failed for 'RCarb':

Process completed with exit code 1.

No such keg: /usr/local/Cellar/r

pkg-config 0.29.2_3 is already installed and up-to-date. To reinstall 0.29.2_3, run: brew reinstall pkg-config

ghostscript 10.03.1 is already installed and up-to-date. To reinstall 10.03.1, run: brew reinstall ghostscript

No files were found with the provided path: D:\a\_temp/package. No artifacts will be uploaded.

HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK is set: not checking for outdated dependents or dependents with broken linkage!

pkg-config 0.29.2_3 is already installed and up-to-date. To reinstall 0.29.2_3, run: brew reinstall pkg-config