HepMC3: Update to version 3.3.1 and enable tests

[smuzaffar]

hepmc3 version 3.3.1 has fixed the tests for comparison tools and can now properly find and use these externals

-- HepMC3 test: The following packages are enabled for tests HEPMC3_TEST_PACKAGES_LIST=Threads;zlib;lzma;bzip2;zstd
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD - Failed
-- Check if compiler accepts -pthread
-- Check if compiler accepts -pthread - yes
-- Found Threads: TRUE
-- HepMC3 test: Threads library found.  Thread safety tests enabled
-- Found ZLIB: /build/muz/hepmc3/w/el8_amd64_gcc13/external/zlib/1.2.13-589f6bb51bbeba38a7adf5a10ea8a093/lib/libz.so (found version "1.2.13")
-- HepMC3 test: ZLIB library found. zlib tests enabled
-- Looking for lzma_auto_decoder in /build/muz/hepmc3/w/el8_amd64_gcc13/external/xz/5.6.4-b9c4ffbc390ed320a5d57fd552e29a05/lib/liblzma.so
-- Looking for lzma_auto_decoder in /build/muz/hepmc3/w/el8_amd64_gcc13/external/xz/5.6.4-b9c4ffbc390ed320a5d57fd552e29a05/lib/liblzma.so - found
-- Looking for lzma_easy_encoder in /build/muz/hepmc3/w/el8_amd64_gcc13/external/xz/5.6.4-b9c4ffbc390ed320a5d57fd552e29a05/lib/liblzma.so
-- Looking for lzma_easy_encoder in /build/muz/hepmc3/w/el8_amd64_gcc13/external/xz/5.6.4-b9c4ffbc390ed320a5d57fd552e29a05/lib/liblzma.so - found
-- Looking for lzma_lzma_preset in /build/muz/hepmc3/w/el8_amd64_gcc13/external/xz/5.6.4-b9c4ffbc390ed320a5d57fd552e29a05/lib/liblzma.so
-- Looking for lzma_lzma_preset in /build/muz/hepmc3/w/el8_amd64_gcc13/external/xz/5.6.4-b9c4ffbc390ed320a5d57fd552e29a05/lib/liblzma.so - found
-- Found LibLZMA: /build/muz/hepmc3/w/el8_amd64_gcc13/external/xz/5.6.4-b9c4ffbc390ed320a5d57fd552e29a05/lib/liblzma.so (found version "5.6.4")
-- HepMC3 test: LZMA library found.  lzma tests enabled
-- Found BZip2: /build/muz/hepmc3/w/el8_amd64_gcc13/external/bz2lib/1.0.6-d113e1c6278c07eeaff5f84db9548446/lib/libbz2.so (found version "1.0.6")
-- Looking for BZ2_bzCompressInit
-- Looking for BZ2_bzCompressInit - found
-- HepMC3 test: BZip2 library found.  BZip2 tests enabled
-- Found zstd: /build/muz/hepmc3/w/el8_amd64_gcc13/external/zstd/1.5.7-06370988946837b634b6dbd71385514f/lib/libzstd.so (Required is at least version "1.4.0")
-- Found zstd: /build/muz/hepmc3/w/el8_amd64_gcc13/external/zstd/1.5.7-06370988946837b634b6dbd71385514f/include (found suitable version "1.5.7", minimum required is "1.4.0")
-- HepMC3 test: Zstd library version 1.5.7 found.  Zstd tests enabled

FYI @fwyzard

[smuzaffar]

please test

[cmsbuild]

A new Pull Request was created by @smuzaffar for branch IB/CMSSW_16_1_X/master.

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

[cmsbuild]

cms-bot internal usage

[smuzaffar]

please test

[cmsbuild]

Pull request #10422 was updated.

[cmsbuild]

-1

Failed Tests: UnitTests RelVals
Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-ad0a64/51970/summary.html
COMMIT: bdb092a
CMSSW: CMSSW_16_1_X_2026-03-15-0000/el8_amd64_gcc13
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week1/cms-sw/cmsdist/10422/51970/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 Add missing dependency on compression libraries #10416
• @cms-sw cms-common: cmsset_default fixes for bash #10419
• @fwyzard Update OpenMPI to v5.0.10 #10418

You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-ad0a64/51970/git-recent-commits.json
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-ad0a64/51970/git-merge-result

Failed Unit Tests

I found 2 errors in the following unit tests:

---> test testCalibTrackerSiStripCommonAll had ERRORS
---> test testCalibTrackerSiStripCommonOneByOne had ERRORS

Failed RelVals

• 1000.0

----- Begin Fatal Exception 15-Mar-2026 17:26:15 CET-----------------------
An exception of category 'FallbackFileOpenError' occurred while
   [0] Constructing the EventProcessor
   [1] Constructing input source of type PoolSource
   [2] Calling RootInputFileSequence::initTheFile()
   [3] Calling StorageFactory::open()
   [4] Calling XrdFile::open()
Exception Message:
Failed to open the file 'root://xrootd-cms.infn.it//store/data/Run2011A/MinimumBias/RAW/v1/000/165/121/0699429A-B37F-E011-A57A-0019B9F72D71.root?scitag.flow=196664'
   Additional Info:
      [a] Attempted to open logical file /store/data/Run2011A/MinimumBias/RAW/v1/000/165/121/0699429A-B37F-E011-A57A-0019B9F72D71.root.
      [b] Failed to open the file with physical name root://eoscms.cern.ch//eos/cms/store/user/cmsbuild/store/data/Run2011A/MinimumBias/RAW/v1/000/165/121/0699429A-B37F-E011-A57A-0019B9F72D71.root?scitag.flow=196664. Will attempt fallback.
      [c] Failed to open the file with physical name root://cms-xrd-global.cern.ch//eos/cms/store/data/Run2011A/MinimumBias/RAW/v1/000/165/121/0699429A-B37F-E011-A57A-0019B9F72D71.root?scitag.flow=196664. Will attempt fallback.
      [d] Failed to open the file with physical name root://xrootd-cms.infn.it//store/data/Run2011A/MinimumBias/RAW/v1/000/165/121/0699429A-B37F-E011-A57A-0019B9F72D71.root?scitag.flow=196664.
      [e] XrdCl::File::Open(name='root://xrootd-cms.infn.it//store/data/Run2011A/MinimumBias/RAW/v1/000/165/121/0699429A-B37F-E011-A57A-0019B9F72D71.root?scitag.flow=196664', flags=0x10, permissions=0660) => error '[ERROR] Server responded with an error: [3011] No servers are available to read the file.
' (errno=3011, code=400). No additional data servers were found.
      [f] Last URL tried: root://cms-xrd-global.cern.ch:1094//store/data/Run2011A/MinimumBias/RAW/v1/000/165/121/0699429A-B37F-E011-A57A-0019B9F72D71.root?scitag.flow=196664&tried=+1213xrootd-redic.pi.infn.it&xrdcl.requuid=7dc0997a-858e-4e33-828d-64460cce4bfe
      [g] Problematic data server: cms-xrd-global.cern.ch:1094
      [h] Disabled source: cms-xrd-global.cern.ch:1094
----- End Fatal Exception -------------------------------------------------