message: Bug fix - proper filling of track Z array
diff: @@ -779,11 +779,11 @@ Double_t AliESDtools::CachePileupVertexTPC(Int_t entry, Int_t verbose) {
  if (TMath::Abs(dcaZ) < kMinDCAZ) continue;
  Double_t tgl = track->Pz() / track->Pt();
  if (tgl > 0.1) {
  - bufferP[++counterP] = track->GetZ();
  + bufferP[counterP++] = track->GetZ();
  fHisTPCVertexA->Fill(track->GetZ());
  }
  if (tgl < -0.1) {
  - bufferM[++counterM] = track->GetZ();
  + bufferM[counterM++] = track->GetZ();
  fHisTPCVertexC->Fill(track->GetZ());
  }
  }
  