diff --git a/opm/core/props/satfunc/RelpermDiagnostics.cpp b/opm/core/props/satfunc/RelpermDiagnostics.cpp
index eddbbd85..d0396ad5 100644
--- a/opm/core/props/satfunc/RelpermDiagnostics.cpp
+++ b/opm/core/props/satfunc/RelpermDiagnostics.cpp
@@ -24,19 +24,6 @@
 
 namespace Opm{
 
-
-    RelpermDiagnostics::Counter::Counter()
-        :error(0)
-        ,warning(0)
-        ,problem(0)
-        ,bug(0)
-    {
-    }
-
-
-
-
-
     void RelpermDiagnostics::phaseCheck_(DeckConstPtr deck)
     {
         bool hasWater = deck->hasKeyword("WATER");
@@ -46,31 +33,26 @@ namespace Opm{
             
         if (hasWater && hasGas && !hasOil && !hasSolvent) {
             const std::string msg = "System:  Water-Gas system.";
-            std::cout << msg << std::endl;
             OpmLog::info(msg);
             fluidSystem_ = FluidSystem::WaterGas;
         }
         if (hasWater && hasOil && !hasGas && !hasSolvent) { 
             const std::string msg = "System:  Oil-Water system.";
-            std::cout << msg << std::endl;
             OpmLog::info(msg);
             fluidSystem_ = FluidSystem::OilWater; 
         }
         if (hasOil && hasGas && !hasWater && !hasSolvent) { 
             const std::string msg = "System:  Oil-Gas system.";
-            std::cout << msg << std::endl;
             OpmLog::info(msg);
             fluidSystem_ = FluidSystem::OilGas; 
         }
         if (hasOil && hasWater && hasGas && !hasSolvent) {
             const std::string msg = "System:  Black-oil system.";
-            std::cout << msg << std::endl;
             OpmLog::info(msg);
             fluidSystem_ = FluidSystem::BlackOil;
         }
         if (hasSolvent) {
             const std::string msg = "System:  Solvent model.";
-            std::cout << msg << std::endl;
             OpmLog::info(msg);
             fluidSystem_ = FluidSystem::Solvent;
         }
@@ -99,7 +81,6 @@ namespace Opm{
         if (family1 && family2) {
             const std::string msg = "Error:   Saturation families should not be mixed.\n Use either SGOF and SWOF or SGFN, SWFN and SOF3.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         if (!family1 && !family2) {
@@ -107,19 +88,16 @@ namespace Opm{
                              family 1 or family 2 keywords \n \
                              Use either SGOF and SWOF or SGFN, SWFN and SOF3.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         if (family1 && !family2) {
             satFamily_ = SaturationFunctionFamily::FamilyI;
             const std::string msg = "Relative permeability input format: Saturation Family I.";
-            std::cout << msg << std::endl;
             OpmLog::info(msg);
         } 
         if (!family1 && family2) {
             satFamily_ = SaturationFunctionFamily::FamilyII;
             const std::string msg = "Relative permeability input format: Saturation Family II.";
-            std::cout << msg << std::endl;
             OpmLog::info(msg);
         }
     }
@@ -207,26 +185,22 @@ namespace Opm{
         if (sw.front() < 0.0 || sw.back() > 1.0) {
             const std::string msg = "Error:   In SWOF table SATNUM = "+ regionIdx + ", saturation should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         //TODO check endpoint sw.back() == 1. - Sor.
         //Check krw column.
         if (krw.front() != 0.0) {
             const std::string msg = "Error:   In SWOF table SATNUM = " + regionIdx + ", first value of krw should be 0.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         if (krw.front() < 0.0 || krw.back() > 1.0) {
             const std::string msg = "Error:   In SWOF table SATNUM = " + regionIdx + ", krw should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         ///Check krow column.
         if (krow.front() > 1.0 || krow.back() < 0.0) {
             const std::string msg = "Error:   In SWOF table SATNUM = "+ regionIdx + ", krow should be in range [0, 1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         ///TODO check if run with gas.
     }
@@ -246,31 +220,26 @@ namespace Opm{
         if (sg.front() < 0.0 || sg.back() > 1.0) {
             const std::string msg = "Error:   In SGOF table SATNUM = " + regionIdx + ", saturation should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         if (sg.front() != 0.0) {
             const std::string msg = "Error:   In SGOF table SATNUM = " + regionIdx + ", first value of sg should be 0.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         //TODO check endpoint sw.back() == 1. - Sor.
         //Check krw column.
         if (krg.front() != 0.0) {
             const std::string msg = "Error:   In SGOF table SATNUM = " + regionIdx + ", first value of krg should be 0.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         if (krg.front() < 0.0 || krg.back() > 1.0) {
             const std::string msg = "Error:   In SGOF table SATNUM = " + regionIdx + ", krg should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         //Check krow column.
         if (krog.front() > 1.0 || krog.back() < 0.0) {
             const std::string msg = "Error:   In SGOF table SATNUM = " + regionIdx + ", krog should be in range [0, 1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         //TODO check if run with water.
     }
@@ -287,29 +256,24 @@ namespace Opm{
         if (sl.front() < 0.0 || sl.back() > 1.0) {
             const std::string msg = "Error:   In SLGOF table SATNUM = " + regionIdx + ", saturation should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         if (sl.back() != 1.0) {
             const std::string msg = "Error:   In SLGOF table SATNUM = " + regionIdx + ", last value of sl should be 1.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         if (krg.front() > 1.0 || krg.back() < 0) {
             const std::string msg = "Error:   In SLGOF table SATNUM = " + regionIdx + ", krg shoule be in range [0, 1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         if (krg.back() != 0.0) {
             const std::string msg = "Error:   In SLGOF table SATNUM = " + regionIdx + ", last value of krg hould be 0.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         if (krog.front() < 0.0 || krog.back() > 1.0) {
             const std::string msg = "Error:   In SLGOF table SATNUM = " + regionIdx + ", krog shoule be in range [0, 1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
     }
 
@@ -327,20 +291,17 @@ namespace Opm{
         if (sw.front() < 0.0 || sw.back() > 1.0) {
             const std::string msg = "Error:   In SWFN table SATNUM = " + regionIdx + ", saturation should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         
         //Check krw column.
         if (krw.front() < 0.0 || krw.back() > 1.0) {
             const std::string msg = "Error:   In SWFN table SATNUM = " + regionIdx + ", krw should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         if (krw.front() != 0.0) {
             const std::string msg = "Error:   In SWFN table SATNUM = " + regionIdx + ", first value of krw should be 0.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
     }
 
@@ -358,19 +319,16 @@ namespace Opm{
         if (sg.front() < 0.0 || sg.back() > 1.0) {
             const std::string msg = "Error:   In SGFN table SATNUM = " + regionIdx + ", saturation should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         
         //Check krg column.
         if (krg.front() < 0.0 || krg.back() > 1.0) {
             const std::string msg = "Error:   In SGFN table SATNUM = " + regionIdx + ", krg should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         if (krg.front() != 0.0) {
             const std::string msg = "Error:   In SGFN table SATNUM = " + regionIdx + ", first value of krg should be 0.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
     }
 
@@ -390,38 +348,32 @@ namespace Opm{
         if (so.front() < 0.0 || so.back() > 1.0) {
             const std::string msg = "Error:   In SOF3 table SATNUM = " + regionIdx + ", saturation should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         //Check krow column.
         if (krow.front() < 0.0 || krow.back() > 1.0) {
             const std::string msg = "Error:   In SOF3 table SATNUM = " + regionIdx + ", krow should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         if (krow.front() != 0.0) {
             const std::string msg = "Error:   In SOF3 table SATNUM = " + regionIdx + ", first value of krow should be 0.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         //Check krog column.
         if (krog.front() < 0.0 || krog.back() > 1.0) {
             const std::string msg = "Error:   In SOF3 table SATNUM = " + regionIdx + ", krog should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         if (krog.front() != 0.0) {
             const std::string msg = "Error:   In SOF3 table SATNUM = " + regionIdx + ", first value of krog should be 0.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
     
         if (krog.back() != krow.back()) {
             const std::string msg = "Error:   In SOF3 table SATNUM = " + regionIdx + ", max value of krog and krow should be the same.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
     }
 
@@ -440,19 +392,16 @@ namespace Opm{
         if (so.front() < 0.0 || so.back() > 1.0) {
             const std::string msg = "Error:   In SOF2 table SATNUM = " + regionIdx + ", saturation should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         //Check krow column.
         if (kro.front() < 0.0 || kro.back() > 1.0) {
             const std::string msg = "Error:   In SOF2 table SATNUM = " + regionIdx + ", krow should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         if (kro.front() != 0.0) {
             const std::string msg = "Error:   In SOF2 table SATNUM = " + regionIdx + ", first value of krow should be 0.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
     }
 
@@ -471,19 +420,16 @@ namespace Opm{
         if (sg.front() < 0.0 || sg.back() > 1.0) {
             const std::string msg = "Error:   In SGWFN table SATNUM = " + regionIdx + ", saturation should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         //Check krg column.
         if (krg.front() < 0.0 || krg.back() > 1.0) {
             const std::string msg = "Error:   In SGWFN table SATNUM = " + regionIdx + ", krg should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         if (krg.front() != 0.0) {
             const std::string msg = "Error:   In SGWFN table SATNUM = " + regionIdx + ", first value of krg should be 0.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         //Check krgw column.
@@ -491,12 +437,10 @@ namespace Opm{
         if (krgw.front() > 1.0 || krgw.back() < 0.0) {
             const std::string msg = "Error:   In SGWFN table SATNUM = " + regionIdx + ", krgw should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
         if (krgw.back() != 0.0) {
             const std::string msg = "Error:   In SGWFN table SATNUM = " + regionIdx + ", last value of krgw should be 0.";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
     }
 
@@ -512,14 +456,12 @@ namespace Opm{
         if (sw.front() < 0.0 || sw.back() > 1.0) {
             const std::string msg = "Error:   In SGCWMIS table SATNUM = " + regionIdx + ", saturation should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         //Check critical gas column.
         if (sgc.front() < 0.0 || sgc.back() > 1.0) {
             const std::string msg = "Error:   In SGCWMIS table SATNUM = " + regionIdx + ", critical gas saturation should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
     }
 
@@ -537,14 +479,12 @@ namespace Opm{
         if (sw.front() < 0.0 || sw.back() > 1.0) {
             const std::string msg = "Error:   In SORWMIS table SATNUM = " + regionIdx + ", saturation should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         //Check critical oil column.
         if (sor.front() < 0.0 || sor.back() > 1.0) {
             const std::string msg = "Error:   In SORWMIS table SATNUM = " + regionIdx + ", critical oil saturation should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
     }
 
@@ -562,21 +502,18 @@ namespace Opm{
         if (frac.front() < 0.0 || frac.back() > 1.0) {
             const std::string msg = "Error:   In SSFN table SATNUM = " + regionIdx + ", phase fraction should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         //Check gas relperm multiplier column.
         if (krgm.front() < 0.0 || krgm.back() > 1.0) {
             const std::string msg = "Error:   In SSFN table SATNUM = " + regionIdx + ", gas relative permeability multiplier should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         //Check solvent relperm multiplier column.
         if (krsm.front() < 0.0 || krsm.back() > 1.0) {
             const std::string msg = "Error:   In SSFN table SATNUM = " + regionIdx + ", solvent relative permeability multiplier should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
     }
 
@@ -596,14 +533,12 @@ namespace Opm{
         if (frac.front() < 0.0 || frac.back() > 1.0) {
             const std::string msg = "Error:   In MISC table SATNUM = " + regionIdx + ", phase fraction should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         //Check miscibility column.
         if (misc.front() < 0.0 || misc.back() > 1.0) {
             const std::string msg = "Error:   In MISC table SATNUM = " + regionIdx + ", miscibility should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
     }
 
@@ -623,21 +558,18 @@ namespace Opm{
         if (frac.front() < 0.0 || frac.back() > 1.0) {
             const std::string msg = "Error:   In MSFN table SATNUM = " + regionIdx + ", total gas fraction should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         //Check gas_solvent relperm multiplier column.
         if (krgsm.front() < 0.0 || krgsm.back() > 1.0) {
             const std::string msg = "Error:   In MSFN table SATNUM = " + regionIdx + ", gas+solvent relative permeability multiplier should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
 
         //Check oil relperm multiplier column.
         if (krom.front() > 1.0 || krom.back() < 0.0) {
             const std::string msg = "Error:   In MSFN table SATNUM = " + regionIdx + ", oil relative permeability multiplier should be in range [0,1].";
             OpmLog::error(msg);
-            counter_.error += 1;
         }
     }
 
@@ -666,12 +598,10 @@ namespace Opm{
              if (unscaledEpsInfo_[satnumIdx].Sgu > (1. - unscaledEpsInfo_[satnumIdx].Swl)) {
                 const std::string msg = "Warning: In saturation table SATNUM = " + regionIdx + ", Sgmax should not exceed 1-Swco.";
                 OpmLog::warning(msg);
-                counter_.warning += 1;
              }
              if (unscaledEpsInfo_[satnumIdx].Sgl > (1. - unscaledEpsInfo_[satnumIdx].Swu)) {
                 const std::string msg = "Warning: In saturation table SATNUM = " + regionIdx + ", Sgco should not exceed 1-Swmax.";
                 OpmLog::warning(msg);
-                counter_.warning += 1;
              }
 
              //Krow(Sou) == Krog(Sou) for three-phase
@@ -704,7 +634,6 @@ namespace Opm{
                  if (krow_value != krog_value) {
                      const std::string msg = "Warning: In saturation table SATNUM = " + regionIdx + ", Krow(Somax) should be equal to Krog(Somax).";
                      OpmLog::warning(msg);
-                     counter_.warning += 1;
                  }
              }
              //Krw(Sw=0)=Krg(Sg=0)=Krow(So=0)=Krog(So=0)=0.
@@ -712,12 +641,10 @@ namespace Opm{
             if (((unscaledEpsInfo_[satnumIdx].Sowcr + unscaledEpsInfo_[satnumIdx].Swcr)-1) >= 0) {
                 const std::string msg = "Warning: In saturation table SATNUM = " + regionIdx + ", Sowcr + Swcr should be less than 1.";
                 OpmLog::warning(msg);
-                counter_.warning += 1;
             }
             if (((unscaledEpsInfo_[satnumIdx].Sogcr + unscaledEpsInfo_[satnumIdx].Sgcr + unscaledEpsInfo_[satnumIdx].Swl) - 1 ) > 0) {
                 const std::string msg = "Warning: In saturation table SATNUM = " + regionIdx + ", Sogcr + Sgcr + Swco should be less than 1.";
                 OpmLog::warning(msg);
-                counter_.warning += 1;
             }
         }
     }
diff --git a/opm/core/props/satfunc/RelpermDiagnostics.hpp b/opm/core/props/satfunc/RelpermDiagnostics.hpp
index af4df2bb..cb5cf138 100644
--- a/opm/core/props/satfunc/RelpermDiagnostics.hpp
+++ b/opm/core/props/satfunc/RelpermDiagnostics.hpp
@@ -81,16 +81,6 @@ namespace Opm {
   
         SaturationFunctionFamily satFamily_;
 
-        struct Counter {
-            Counter();
-            int error;
-            int warning;
-            int problem;
-            int bug;
-        };
-
-        Counter counter_;
-        
         std::vector<Opm::EclEpsScalingPointsInfo<double> > unscaledEpsInfo_;
         std::vector<Opm::EclEpsScalingPointsInfo<double> > scaledEpsInfo_;
 
diff --git a/opm/core/props/satfunc/RelpermDiagnostics_impl.hpp b/opm/core/props/satfunc/RelpermDiagnostics_impl.hpp
index 84783d87..65cb846d 100644
--- a/opm/core/props/satfunc/RelpermDiagnostics_impl.hpp
+++ b/opm/core/props/satfunc/RelpermDiagnostics_impl.hpp
@@ -72,14 +72,12 @@ namespace Opm {
             if (scaledEpsInfo_[c].Sgu > (1.0 - scaledEpsInfo_[c].Swl)) {
                 const std::string msg = "Warning: For scaled endpoints input, cell" + cellIdx + " SATNUM = " + satnumIdx + ", SGU exceed 1.0 - SWL";
                 OpmLog::warning(tag, msg);
-                counter_.warning += 1;
             }
             
             // SGL <= 1.0 - SWU
             if (scaledEpsInfo_[c].Sgl > (1.0 - scaledEpsInfo_[c].Swu)) {
                 const std::string msg = "Warning: For scaled endpoints input, cell" + cellIdx + " SATNUM = " + satnumIdx + ", SGL exceed 1.0 - SWU";
                 OpmLog::warning(tag, msg);
-                counter_.warning += 1;
             }
 
             if (deck->hasKeyword("SCALECRS") && fluidSystem_ == FluidSystem::BlackOil) {
@@ -87,13 +85,11 @@ namespace Opm {
                 if ((scaledEpsInfo_[c].Sowcr + scaledEpsInfo_[c].Swcr) >= 1.0) {
                     const std::string msg = "Warning: For scaled endpoints input, cell" + cellIdx + " SATNUM = " + satnumIdx + ", SOWCR + SWCR exceed 1.0";
                     OpmLog::warning(tag, msg);
-                    counter_.warning += 1;
                 }
 
                 if ((scaledEpsInfo_[c].Sogcr + scaledEpsInfo_[c].Sgcr + scaledEpsInfo_[c].Swl) >= 1.0) {
                     const std::string msg = "Warning: For scaled endpoints input, cell" + cellIdx + " SATNUM = " + satnumIdx + ", SOGCR + SGCR + SWL exceed 1.0";
                     OpmLog::warning(tag, msg);
-                    counter_.warning += 1;
                 }
             }
             ///Following rules come from NEXUS.
@@ -101,19 +97,16 @@ namespace Opm {
                 if (scaledEpsInfo_[c].Swl > scaledEpsInfo_[c].Swcr) {
                     const std::string msg = "Warning: For scaled endpoints input, cell" + cellIdx + " SATNUM = " + satnumIdx + ", SWL > SWCR";
                     OpmLog::warning(tag, msg);
-                    counter_.warning += 1;
                 }
 
                 if (scaledEpsInfo_[c].Swcr > scaledEpsInfo_[c].Sowcr) {
                     const std::string msg = "Warning: For scaled endpoints input, cell" + cellIdx + " SATNUM = " + satnumIdx + ", SWCR > SOWCR";
                     OpmLog::warning(tag, msg);
-                    counter_.warning += 1;
                 }
             
                 if (scaledEpsInfo_[c].Sowcr > scaledEpsInfo_[c].Swu) {
                     const std::string msg = "Warning: For scaled endpoints input, cell" + cellIdx + " SATNUM = " + satnumIdx + ", SOWCR > SWU";
                     OpmLog::warning(tag, msg);
-                    counter_.warning += 1;
                 }
             }
 
@@ -121,7 +114,6 @@ namespace Opm {
                 if (scaledEpsInfo_[c].Sgl > scaledEpsInfo_[c].Sgcr) {
                     const std::string msg = "Warning: For scaled endpoints input, cell" + cellIdx + " SATNUM = " + satnumIdx + ", SGL > SGCR";
                     OpmLog::warning(tag, msg);
-                    counter_.warning += 1;
                 }
             }
 
@@ -129,13 +121,11 @@ namespace Opm {
                 if (scaledEpsInfo_[c].Sgcr > scaledEpsInfo_[c].Sogcr) {
                     const std::string msg = "-- Warning: For scaled endpoints input, cell" + cellIdx + " SATNUM = " + satnumIdx + ", SGCR > SOGCR";
                     OpmLog::warning(tag, msg);
-                    counter_.warning += 1;
                 }
 
                 if (scaledEpsInfo_[c].Sogcr > scaledEpsInfo_[c].Sgu) {
                     const std::string msg = "Warning: For scaled endpoints input, cell" + cellIdx + " SATNUM = " + satnumIdx + ", SOGCR > SGU";
                     OpmLog::warning(tag, msg);
-                    counter_.warning += 1;
                 }
             }
         } 
diff --git a/tests/test_relpermdiagnostics.cpp b/tests/test_relpermdiagnostics.cpp
index ae9c285e..553606e4 100644
--- a/tests/test_relpermdiagnostics.cpp
+++ b/tests/test_relpermdiagnostics.cpp
@@ -34,7 +34,7 @@
 #include <boost/test/floating_point_comparison.hpp>
 #include <opm/common/utility/platform_dependent/reenable_warnings.h>
 #include <opm/common/OpmLog/OpmLog.hpp>
-#include <opm/common/OpmLog/EclipsePRTLog.hpp>
+#include <opm/common/OpmLog/CounterLog.hpp>
 
 #include <opm/core/grid.h>
 #include <opm/core/grid/cart_grid.h>
@@ -58,16 +58,12 @@ BOOST_AUTO_TEST_CASE(diagnosis)
                              });
     Opm::DeckConstPtr deck(parser->parseFile("../tests/relpermDiagnostics.DATA", parseContext));
     eclState.reset(new EclipseState(deck, parseContext));
-
     GridManager gm(eclState->getInputGrid());
     const UnstructuredGrid& grid = *gm.c_grid();
-    std::string logFile = "LOGFILE.txt";
-    std::shared_ptr<EclipsePRTLog> prtLog = std::make_shared<EclipsePRTLog>(logFile, Log::DefaultMessageTypes);
-    OpmLog::addBackend( "ECLIPSEPRTLOG" , prtLog );
+    std::shared_ptr<CounterLog> counterLog = std::make_shared<CounterLog>(Log::DefaultMessageTypes);
+    OpmLog::addBackend( "COUNTERLOG" , counterLog );
     RelpermDiagnostics diagnostics;
     diagnostics.diagnosis(eclState, deck, grid);
-    auto msg = diagnostics.getMessages();
-    BOOST_CHECK(!msg.empty());
-    BOOST_CHECK_EQUAL(msg.size(), 1);
+    BOOST_CHECK_EQUAL(1, counterLog->numMessages(Log::MessageType::Warning));
 }
 BOOST_AUTO_TEST_SUITE_END()