[15.0.X]Move to ROOT 6.32

[smuzaffar]

Root 6.32 validation looks good cms-sw/cmssw#45556

[smuzaffar]

test parameters:

• full_cmssw = true

[cmsbuild]

A new Pull Request was created by @smuzaffar for branch IB/CMSSW_15_0_X/master.

@aandvalenzuela, @cmsbuild, @iarspider, @smuzaffar can you please review it and eventually sign? Thanks.
@antoniovilela, @mandrenguyen, @rappoccio, @sextonkennedy you are the release manager for this.
cms-bot commands are listed here

[smuzaffar]

please test

[cmsbuild]

cms-bot internal usage

[cmsbuild]

-1

Failed Tests: UnitTests
Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-451bf6/43129/summary.html
COMMIT: 99850ea
CMSSW: CMSSW_15_0_X_2024-11-27-2300/el8_amd64_gcc12
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week1/cms-sw/cmsdist/9541/43129/install.sh to create a dev area with all the needed externals and cmssw changes.

The following merge commits were also included on top of IB + this PR after doing git cms-merge-topic:

• @fwyzard Implement framework modules for EventID-related tests cmssw#46790
• @smuzaffar [OPERATIONS] py2/3 compatibility:drop use of __future__ cmssw#46781
• @smuzaffar [DQM-GEOMETRY] py2/3 compatibility:drop use of __future__ cmssw#46777

You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-451bf6/43129/git-recent-commits.json
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-451bf6/43129/git-merge-result

Unit Tests

I found 3 errors in the following unit tests:

---> test TestFWCoreModulesEmptySourceFromEventIDs had ERRORS
---> test TestFWCoreReflectionClassVersionUpdate had ERRORS
---> test TestIOPoolInputNoParentDictionary had ERRORS

Comparison Summary

Summary:

• You potentially removed 167 lines from the logs
• Reco comparison results: 1226 differences found in the comparisons
• DQMHistoTests: Total files compared: 46
• DQMHistoTests: Total histograms compared: 3484682
• DQMHistoTests: Total failures: 8256
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 3476406
• DQMHistoTests: Total skipped: 20
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 45 files compared)
• Checked 202 log files, 172 edm output root files, 46 DQM output files
• TriggerResults: found differences in 1 / 44 workflows

[smuzaffar]

+externals

unit tests failure are know:

• TestFWCoreModulesEmptySourceFromEventIDs: know issue with this unit tests (see Fix EmptySourceFromEventIDs test configuration cmssw#46825 )
• TestFWCoreReflectionClassVersionUpdate : Always fails for PR tests when root version is updated
• TestIOPoolInputNoParentDictionary: Always fails for PR tests when root version is updated

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next IB/CMSSW_15_0_X/master IBs (but tests are reportedly failing). This pull request will now be reviewed by the release team before it's merged. @rappoccio, @antoniovilela, @mandrenguyen, @sextonkennedy (and backports should be raised in the release meeting by the corresponding L2)