The hosted runner: GitHub Actions 18 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.

Error running analysis for cpp: Encountered a fatal error while running "/opt/hostedtoolcache/CodeQL/2.18.0/x64/codeql/codeql database run-queries --ram=14567 --threads=4 /home/runner/work/_temp/codeql_databases/cpp --expect-discarded-cache --min-disk-free=1024 -v --intra-layer-parallelism". Exit code was 2 and error was: A fatal error occurred: Could not write a relation to a file (eventual cause: IOException "No space left on device"). See the logs for more details. For more information, see https://gh.io/troubleshooting-code-scanning/out-of-disk-or-memory