message: tracks from background event may start with index 0
diff: @@ -587,7 +587,7 @@ bool AliMultDepSpecAnalysisTask::InitTrack(AliVTrack* track)
  fMCIsPileupParticle = false;
  // remove tracks from background events (signal filtering)
  - if(fIsMC && fIsNewReco && std::abs(track->GetLabel()) > 10000000) return false;
  + if(fIsMC && fIsNewReco && std::abs(track->GetLabel()) >= 10000000) return false;
  fPt = track->Pt();
  fEta = track->Eta();
  