Refusing to untap mflowcode/mfc because it contains the following installed formulae or casks: mfc

No available tap mflowcode/mfc. Run brew tap-new mflowcode/mfc to create a new mflowcode/mfc tap!

Process completed with exit code 1.

Failure while executing; `brew uses --formula --eval-all --include-test --recursive mflowcode/mfc/mfc` exited with 1. Here's the output:

hashicorp/tap/vagrant: formula requires at least a URL

1 problem in 1 formula detected.

Non-executables were installed to "/opt/homebrew/opt/mfc/bin". The offending files are: /opt/homebrew/opt/mfc/bin/mfc

Unexpected input(s) 'test-bot', valid inputs are ['core', 'cask', 'debug', 'token', 'brew-gh-api-token', 'stable']

gcc