[PWGCF] Add TrackTrackCascade task on FemtoDream

[Roberta-Ferioli]

No description provided.

[github-actions]

O2 linter results: ❌ 69 errors, ⚠️ 61 warnings, 🔕 0 disabled

[alibuild]

Error while checking build/O2Physics/code-check for c4a247d at 2026-07-09 11:21:

## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'Found 36 errors and 0 warnings.'
Found 36 errors and 0 warnings.
++ [[ 36 -gt 0 ]]
++ cat /sw/BUILD/dbc1f395c047340f687889a98b5dd49f3eb85343/O2Physics-code-check/errors.txt
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:25:1: error: included header O2DatabasePDGPlugin.h is not used directly [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:27:1: error: included header StepTHn.h is not used directly [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:41:3: error: no header providing "o2::framework::SliceCache" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:42:3: error: no header providing "o2::framework::Preslice" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:43:33: error: no header providing "o2::soa::Join" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:47:3: error: no header providing "o2::framework::Configurable" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:68:3: error: no header providing "o2::framework::Partition" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:68:85: error: no header providing "uint8_t" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:69:47: error: no header providing "o2::framework::expressions::ifnode" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:69:85: error: no header providing "o2::framework::expressions::nexp" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:69:189: error: no header providing "ncheckbit" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:73:47: error: no header providing "o2::framework::expressions::ifnode" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:73:72: error: no header providing "o2::framework::expressions::nabs" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:73:137: error: no header providing "o2::framework::expressions::npow" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:111:3: error: no header providing "o2::framework::ConfigurableAxis" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:118:50: error: no header providing "o2::framework::VARIABLE_WIDTH" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:122:3: error: no header providing "o2::framework::ColumnBinningPolicy" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:122:39: error: no header providing "o2::aod::collision::PosZ" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:142:47: error: no header providing "o2::framework::OutputObjHandlingPolicy" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:145:13: error: no header providing "o2::framework::InitContext" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:154:79: error: no header providing "o2::framework::kTH1F" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:156:80: error: no header providing "o2::framework::kTH2F" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:160:110: error: no header providing "o2::framework::kTHnSparseF" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:164:16: error: no header providing "o2::framework::AxisSpec" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:193:10: error: no header providing "o2::framework::DeviceSpec" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:219:11: error: do not use 'else' after 'break' [readability-else-after-return,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:239:34: error: the parameter 'groupSelectedTracks' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:239:69: error: the parameter 'groupSelectedCascades' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:239:101: error: the parameter 'parts' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:272:12: error: unused variable 'bacID' [clang-diagnostic-unused-variable,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:289:19: error: no header providing "o2::analysis::femtoDream::FemtoDreamMath" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:339:3: error: no header providing "PROCESS_SWITCH" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:351:35: error: the parameter 'groupPartsOne' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:351:64: error: the parameter 'groupPartsTwo' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:351:93: error: the parameter 'groupPartsThree' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:351:119: error: the parameter 'parts' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
++ [[ 0 -gt 0 ]]
++ [[ 36 -gt 0 ]]
++ exit 1
--

Full log here.

[alibuild]

Error while checking build/O2Physics/staging for c4a247d at 2026-07-09 11:21:

## sw/BUILD/O2Physics-latest/log
/sw/SOURCES/O2Physics/slc9_x86-64-slc9_x86-64/0/PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:272:12: error: unused variable 'bacID' [-Werror=unused-variable]
ninja: build stopped: subcommand failed.

Full log here.

[alibuild]

Error while checking build/O2Physics/staging for 2553986 at 2026-07-09 15:55:

## sw/BUILD/O2Physics-latest/log
/sw/SOURCES/O2Physics/slc9_x86-64-slc9_x86-64/0/PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:269:19: error: unused variable 'childrenBac' [-Werror=unused-variable]
ninja: build stopped: subcommand failed.

Full log here.

[alibuild]

Error while checking build/O2Physics/o2 for 2553986 at 2026-07-09 15:57:

## sw/BUILD/O2Physics-latest/log
/sw/SOURCES/O2Physics/slc9_x86-64-slc9_x86-64/0/PWGCF/FemtoDream/Tasks/femtoDreamTripletTaskTrackTrackCascade.cxx:269:19: error: unused variable 'childrenBac' [-Werror=unused-variable]
ninja: build stopped: subcommand failed.

Full log here.