[pykuan]

• add DCAXY, DCAZ and eta histograms for cut checks
• add 2p correlation 2D profile to study its nTracks dependency (3p and 4p will be added in the next PR)

[github-actions]

O2 linter results: ❌ 0 errors, ⚠️ 0 warnings, 🔕 0 disabled

[alibuild]

Error while checking build/O2Physics/code-check for bf00290 at 2026-10-31 01:11:

## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'To reproduce the results below locally, run: '\''aliBuild build O2Physics-code-check -e ALIBUILD_BASE_HASH=upstream/master'\''.'
To reproduce the results below locally, run: 'aliBuild build O2Physics-code-check -e ALIBUILD_BASE_HASH=upstream/master'.
++ echo 'To apply all automatic fixes, add the '\''-e O2PHYSICS_CHECKER_FIX=1'\'' option.'
To apply all automatic fixes, add the '-e O2PHYSICS_CHECKER_FIX=1' option.
++ echo 'See the documentation for more details at: <https://aliceo2group.github.io/analysis-framework/docs/tools/#running-with-o2physics-code-check>.'
See the documentation for more details at: <https://aliceo2group.github.io/analysis-framework/docs/tools/#running-with-o2physics-code-check>.
++ echo 'Found 3 errors and 0 warnings.'
Found 3 errors and 0 warnings.
++ [[ 3 -gt 0 ]]
++ cat /sw/BUILD/a3b851b97f87cb306a5b5496a15f74ddc698febf/O2Physics-code-check/errors.txt
PWGCF/MultiparticleCorrelations/Tasks/multiparticleCumulants.cxx:447:16: error: no header providing "TProfile2D" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/MultiparticleCorrelations/Tasks/multiparticleCumulants.cxx:1857:23: error: redundant explicit casting to the same type 'int' as the sub-expression, remove this casting [readability-redundant-casting,-warnings-as-errors]
PWGCF/MultiparticleCorrelations/Tasks/multiparticleCumulants.cxx:1861:7: error: Value stored to 'nBinsXMult' is never read [clang-analyzer-deadcode.DeadStores,-warnings-as-errors]
++ [[ 0 -gt 0 ]]
++ [[ 3 -gt 0 ]]
++ exit 1
--

Full log here.

[alibuild]

Error while checking build/O2Physics/code-check for 7209042 at 2026-10-31 02:41:

## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'To reproduce the results below locally, run: '\''aliBuild build O2Physics-code-check -e ALIBUILD_BASE_HASH=upstream/master'\''.'
To reproduce the results below locally, run: 'aliBuild build O2Physics-code-check -e ALIBUILD_BASE_HASH=upstream/master'.
++ echo 'To apply all automatic fixes, add the '\''-e O2PHYSICS_CHECKER_FIX=1'\'' option.'
To apply all automatic fixes, add the '-e O2PHYSICS_CHECKER_FIX=1' option.
++ echo 'See the documentation for more details at: <https://aliceo2group.github.io/analysis-framework/docs/tools/#running-with-o2physics-code-check>.'
See the documentation for more details at: <https://aliceo2group.github.io/analysis-framework/docs/tools/#running-with-o2physics-code-check>.
++ echo 'Found 2 errors and 0 warnings.'
Found 2 errors and 0 warnings.
++ [[ 2 -gt 0 ]]
++ cat /sw/BUILD/8687354aa643f15ec8d467dcccdd1002556a69e0/O2Physics-code-check/errors.txt
PWGCF/MultiparticleCorrelations/Tasks/multiparticleCumulants.cxx:447:16: error: no header providing "TProfile2D" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/MultiparticleCorrelations/Tasks/multiparticleCumulants.cxx:1857:23: error: redundant explicit casting to the same type 'int' as the sub-expression, remove this casting [readability-redundant-casting,-warnings-as-errors]
++ [[ 0 -gt 0 ]]
++ [[ 2 -gt 0 ]]
++ exit 1
--

Full log here.

[abilandz]

This one is approved now, please fix the remaining last 2 errors from code-checker alongside the next PR. Thanks!