These files were overwritten during the `brew link` step:

Treating doxygen as a formula. For the cask, use homebrew/cask/doxygen or specify the `--cask` flag. To silence this message, use the `--formula` flag.

pkgconf 2.3.0_1 is already installed and up-to-date. To reinstall 2.3.0_1, run: brew reinstall pkgconf

giflib 5.2.2 is already installed and up-to-date. To reinstall 5.2.2, run: brew reinstall giflib

jpeg-turbo 3.1.0 is already installed and up-to-date. To reinstall 3.1.0, run: brew reinstall jpeg-turbo

The 'defaults' channel might have been added implicitly. If this is intentional, add 'defaults' to the 'channels' list. Otherwise, consider setting 'conda-remove-defaults' to 'true'.