The hosted runner: GitHub Actions 6 lost communication with the server. Anything in your workflow that terminates the runner process, starves it for CPU/Memory, or blocks its network access can cause this error.

Failed to download action 'https://api.github.com/repos/r-lib/actions/tarball/e6be4b3706e0f39bc7a4cf4496a5f2c4cb840040'. Error: The request was canceled due to the configured HttpClient.Timeout of 100 seconds elapsing.