convertToRaw: Handle missing CMSSW_FULL_RELEASE_BASE environment variable

[mmusich]

PR description:

As per #51321 (comment)

PR validation:

scram b runtests_testConvertToRaw use-ibeos runs fine in CMSSW_20_1_X_2026-06-28-0000

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:

N/A

[mmusich]

type bug-fix

[cmsbuild]

cms-bot internal usage

[mmusich]

@cmsbuild, please test

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-51349/49985

[cmsbuild]

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

It involves the following packages:

• HLTrigger/Tools (hlt)

@Martin-Grunewald, @mmusich can you please review it and eventually sign? Thanks.
@Martin-Grunewald, @fwyzard, @missirol 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

[cmsbuild]

+1

Size: This PR adds an extra 24KB to repository
Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-59eadb/54345/summary.html
COMMIT: 7d17390
CMSSW: CMSSW_20_1_X_2026-06-28-0000/el9_amd64_gcc13
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week0/cms-sw/cmssw/51349/54345/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:

• @TomasKello Re-enable unit tests for TkAl offline validation tools for Phase-2 #51307
• @fwyzard Extend convertToRaw to support streamer files #51321
• @bsunanda Phase2-hgx367M1 Correct the testing code for finding neghbours of HGCal silicon cells #51323
• @bsunanda Phase2-hgx367L1 Correct a bug in HGCalGeomParameters.cc to make it work correctly for the ColdBox mode of HGCal #51324
• @eyigitba [L1T] Adding a reduced data format: phase2_l1scout for use in the Spring24 MC Campaign (Phase 2) #51330
• @AdrianoDee Reclycing GEN-SIM Only for the Default Run4 Geometry #51331
• @Dr15Jones Remove delayed call to EventSetupsController::finishConfiguration #51335
• @mmusich compareMemoryProfiles: support just one file in input #51338

You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-59eadb/54345/git-recent-commits.json
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-59eadb/54345/git-merge-result

Comparison Summary

Summary:

• No significant changes to the logs found
• Reco comparison results: 0 differences found in the comparisons
• DQMHistoTests: Total files compared: 45
• DQMHistoTests: Total histograms compared: 3414477
• DQMHistoTests: Total failures: 46
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 3414413
• DQMHistoTests: Total skipped: 18
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 44 files compared)
• Checked 195 log files, 163 edm output root files, 45 DQM output files
• TriggerResults: no differences found

[mmusich]

+1

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next master IBs (tests are also fine). 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)