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 "/__t/CodeQL/2.16.4/x64/codeql/codeql database run-queries --ram=14567 --threads=4 /__w/_temp/codeql_databases/cpp --min-disk-free=1024 -v --expect-discarded-cache --intra-layer-parallelism". Exit code was 97 and last log line was: disk space. Check that the disk containing the database directory has ample free space. See the logs for more details.