report WARNINT for re-fit failure

Tracking/Acts/FaserActsKalmanFilter/src/CKF2.cxx

@@ -252,11 +252,11 @@ StatusCode CKF2::execute() {
       ATH_MSG_WARNING("No fitted parameters at target position" << targetZposition);
     }
 
-    std::unique_ptr<Trk::Track> trk = m_createTrkTrackTool->createTrack(gctx, track, fittedParams, m_backwardPropagation);
+    std::unique_ptr<Trk::Track> trk = std::move(m_createTrkTrackTool->createTrack(gctx, track, fittedParams, m_backwardPropagation));
     m_numberOfSelectedTracks++;
     //@todo: make the KF refit configurable 
-    std::unique_ptr<Trk::Track> trk2 = m_kalmanFitterTool1->fit(
-      ctx, gctx, trk.get(), Acts::BoundVector::Zero(), m_isMC);
+    std::unique_ptr<Trk::Track> trk2 = std::move(m_kalmanFitterTool1->fit(
+      ctx, gctx, trk.get(), Acts::BoundVector::Zero(), m_isMC));
     if (trk2 != nullptr) {
       outputTracks->push_back(std::move(trk2));
     } else {

Tracking/Acts/FaserActsKalmanFilter/src/KalmanFitterTool.cxx

@@ -346,12 +346,12 @@ KalmanFitterTool::fit(const EventContext &ctx, const Acts::GeometryContext &gctx
   std::unique_ptr<Trk::Track> newTrack = nullptr;
 
   if (!inputTrack->measurementsOnTrack() || inputTrack->measurementsOnTrack()->size() < m_minMeasurements) {
-    ATH_MSG_DEBUG("Input track has no or too little measurements and cannot be fitted");
+    ATH_MSG_WARNING("Input track has only " << inputTrack->measurementsOnTrack()->size() <<" measurements and cannot be fitted");
     return nullptr;
   }
 
   if (!inputTrack->trackParameters() || inputTrack->trackParameters()->empty()) {
-    ATH_MSG_DEBUG("Input track has no track parameters and cannot be fitted");
+    ATH_MSG_WARNING("Input track has no track parameters and cannot be fitted");
     return nullptr;
   }
 
@@ -420,8 +420,11 @@ KalmanFitterTool::fit(const EventContext &ctx, const Acts::GeometryContext &gctx
     //} else {
     //  ATH_MSG_DEBUG("No fitted parameters for track");
     //}
-    newTrack = m_createTrkTrackTool->createTrack(gctx, track);
-  }
+    newTrack = std::move(m_createTrkTrackTool->createTrack(gctx, track));
+  } else {
+    ATH_MSG_WARNING("Fit failed for parameters starting at " << trackParameters.position(gctx).transpose() <<" and " << actsSls.size()  <<" measurements with error" << result.error());
+  } 
+
 
   if (m_statesWriter && !m_noDiagnostics) {
     StatusCode statusStatesWriterTool = m_trajectoryStatesWriterTool->write(gctx, tracks, isMC);
@@ -430,7 +433,7 @@ KalmanFitterTool::fit(const EventContext &ctx, const Acts::GeometryContext &gctx
     StatusCode statusSummaryWriterTool = m_trajectorySummaryWriterTool->write(gctx, tracks, isMC);
   }
 
-  return newTrack;
+  return std::move(newTrack);
 }