The hosted runner: GitHub Actions 16 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/2.18.3/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 2. Context: A fatal error occurred: Could not create temporary file in /home/runner/work/_temp/codeql_databases/cpp/db-cpp/default/cache/working for relation macro_argument_unexpanded (eventual cause: FileSystemException "/home/runner/work/_temp/codeql_databases/cpp/db-cpp/default/cache/working/macro_..."). See the logs for more details.

The Actions runner is running low on disk space (0.00005722 GB available).