The hosted runner: GitHub Actions 651 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.

Encountered a fatal error while running "/opt/hostedtoolcache/CodeQL/2.19.2/x64/codeql/codeql database finalize --finalize-dataset --threads=4 --ram=14567 /home/runner/work/_temp/codeql_databases/cpp". Exit code was 2 and error was: A fatal error occurred: Dataset import for /home/runner/work/_temp/codeql_databases/cpp/db-cpp failed with code 134. See the logs for more details.

You are running out of disk space. The runner will stop working when the machine runs out of disk space. Free space left: 43 MB