[16.0.X] runHLTTiming: add checking for errors in logs

[mmusich]

backport of #49887

PR description:

Add checking for log errors in runHLTTiming.sh script, to avoid silently failing in IB and PR tets.

PR validation:

needs to use the bot.

If this PR is a backport please specify the original PR and why you need to backport that PR. If this PR will be backported please specify to which release cycle the backport is meant for:

verbatim backport of #49887, needed for cms-sw/cms-bot#2662

[cmsbuild]

A new Pull Request was created by @mmusich for CMSSW_16_0_X.

It involves the following packages:

• HLTrigger/Configuration (hlt)

@Martin-Grunewald, @cmsbuild, @mmusich can you please review it and eventually sign? Thanks.
@Martin-Grunewald, @SohamBhattacharya, @VourMa, @missirol, @rovere this is something you requested to watch as well.
@ftenchini, @mandrenguyen, @sextonkennedy you are the release manager for this.

cms-bot commands are listed here

• Backported from runHLTTiming: add checking for errors in logs #49887

[cmsbuild]

cms-bot internal usage

[mmusich]

test parameters:

• enable = hlt_p2_timing

[mmusich]

@cmsbuild, please test

[cmsbuild]

+1

Size: This PR adds an extra 24KB to repository
Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-17124b/50832/summary.html
COMMIT: 5a4b514
CMSSW: CMSSW_16_0_X_2026-01-23-1100/el8_amd64_gcc13
Additional Tests: HLT_P2_TIMING
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week1/cms-sw/cmssw/49909/50832/install.sh to create a dev area with all the needed externals and cmssw changes.

HLT P2 Timing: chart

Comparison Summary

Summary:

• You potentially added 2 lines to the logs
• Reco comparison results: 1 differences found in the comparisons
• DQMHistoTests: Total files compared: 53
• DQMHistoTests: Total histograms compared: 4149103
• DQMHistoTests: Total failures: 42
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 4149041
• DQMHistoTests: Total skipped: 20
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 52 files compared)
• Checked 227 log files, 198 edm output root files, 53 DQM output files
• TriggerResults: no differences found

[mmusich]

+hlt

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_16_0_X IBs (tests are also fine) and once validation in the development release cycle CMSSW_16_1_X is complete. This pull request will now be reviewed by the release team before it's merged. @ftenchini, @mandrenguyen, @sextonkennedy (and backports should be raised in the release meeting by the corresponding L2)