/usr/include/Rivet/Projections/ is in librivet-dev 1.8.3-1.1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/Rivet/Projections/AxesDefinition.hh
/usr/include/Rivet/Projections/Beam.hh
/usr/include/Rivet/Projections/BeamThrust.hh
/usr/include/Rivet/Projections/CentralEtHCM.hh
/usr/include/Rivet/Projections/ChargedFinalState.hh
/usr/include/Rivet/Projections/ChargedLeptons.hh
/usr/include/Rivet/Projections/ClusteredPhotons.hh
/usr/include/Rivet/Projections/ConstLossyFinalState.hh
/usr/include/Rivet/Projections/DISFinalState.hh
/usr/include/Rivet/Projections/DISKinematics.hh
/usr/include/Rivet/Projections/DISLepton.hh
/usr/include/Rivet/Projections/FParameter.hh
/usr/include/Rivet/Projections/FastJets.hh
/usr/include/Rivet/Projections/FinalState.hh
/usr/include/Rivet/Projections/FoxWolframMoments.hh
/usr/include/Rivet/Projections/HadronicFinalState.hh
/usr/include/Rivet/Projections/Hemispheres.hh
/usr/include/Rivet/Projections/IdentifiedFinalState.hh
/usr/include/Rivet/Projections/InitialQuarks.hh
/usr/include/Rivet/Projections/InvMassFinalState.hh
/usr/include/Rivet/Projections/IsolationEstimators.hh
/usr/include/Rivet/Projections/IsolationProjection.hh
/usr/include/Rivet/Projections/IsolationTools.hh
/usr/include/Rivet/Projections/JetAlg.hh
/usr/include/Rivet/Projections/JetShape.hh
/usr/include/Rivet/Projections/LeadingParticlesFinalState.hh
/usr/include/Rivet/Projections/LeptonClusters.hh
/usr/include/Rivet/Projections/LossyFinalState.hh
/usr/include/Rivet/Projections/MergedFinalState.hh
/usr/include/Rivet/Projections/MissingMomentum.hh
/usr/include/Rivet/Projections/Multiplicity.hh
/usr/include/Rivet/Projections/NeutralFinalState.hh
/usr/include/Rivet/Projections/NonHadronicFinalState.hh
/usr/include/Rivet/Projections/PVertex.hh
/usr/include/Rivet/Projections/ParisiTensor.hh
/usr/include/Rivet/Projections/SVertex.hh
/usr/include/Rivet/Projections/Sphericity.hh
/usr/include/Rivet/Projections/Spherocity.hh
/usr/include/Rivet/Projections/Thrust.hh
/usr/include/Rivet/Projections/TotalVisibleMomentum.hh
/usr/include/Rivet/Projections/TriggerCDFRun0Run1.hh
/usr/include/Rivet/Projections/TriggerCDFRun2.hh
/usr/include/Rivet/Projections/TriggerUA5.hh
/usr/include/Rivet/Projections/UnstableFinalState.hh
/usr/include/Rivet/Projections/VetoedFinalState.hh
/usr/include/Rivet/Projections/VisibleFinalState.hh
/usr/include/Rivet/Projections/WFinder.hh
/usr/include/Rivet/Projections/ZFinder.hh