MuonR4::FastReco::FastMuonSABuilder Node1 MuonR4::FastReco::FastMuon SABuilder   + FastMuonSABuilder() + buildMuonCandidate() - fitSegment() - estimateBendingPars() Node2 AthMessaging - m_msg_tls - ATLAS_THREAD_SAFE + AthMessaging() + AthMessaging() + ~AthMessaging() + msgLvl() + msg() + msg() + setLevel() - AthMessaging() - AthMessaging() - operator=() - initMessaging() Node2->Node1 Node3 std::string     Node3->Node2 -m_nm Node5 std::atomic< IMessageSvc * > + ptr   Node5->Node2 -m_imsg Node6 std::atomic< MSG::Level > + ptr   Node6->Node2 -m_lvl Node7 MuonR4::FastReco::FastMuon SABuilder::Config + recalibInFit + useHessianResidual + seedHitChi2 + recalibSeed + goodSegmentCut + outlierRemovalCut + recoveryPull + precHitCut + useFastFitter + fastPreFitter + ignoreFailedPreFit + maxIter + nFieldSteps   Node7->Node1 -m_cfg Node13 MuonR4::SpacePointPerLayer Sorter   + SpacePointPerLayerSorter() + operator()() + operator()() + operator()() + operator()() + sectorLayerNum() Node13->Node1 -m_spSorter Node14 std::unique_ptr< MuonR4 ::SegmentFit::SegmentLineFitter >   + operator->() Node14->Node1 -m_fitter -m_nswFitter Node17 std::unique_ptr< MuonR4 ::SegmentFit::MdtSegmentSeed Generator >   + operator->() Node17->Node1 -m_mdtSeeder Node20 std::unique_ptr< MuonR4 ::MsTrackSeeder >   + operator->() Node20->Node1 -m_trackSeeder