Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_4.0.0_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Modelica.Fluid.Examples.TraceSubstances.RoomCO2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|volume.medium.T|volume.medium.Xi.1.|volume.medium.p",fileNamePrefix="Modelica_4.0.0_Modelica.Fluid.Examples.TraceSubstances.RoomCO2") translateModel(Modelica.Fluid.Examples.TraceSubstances.RoomCO2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|volume.medium.T|volume.medium.Xi.1.|volume.medium.p",fileNamePrefix="Modelica_4.0.0_Modelica.Fluid.Examples.TraceSubstances.RoomCO2") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001267/0.001267, allocations: 111.9 kB / 17.68 MB, free: 5.355 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001201/0.001201, allocations: 192 kB / 18.62 MB, free: 4.434 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.371/1.371, allocations: 222.9 MB / 242.3 MB, free: 15.16 MB / 206.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0009413/0.0009414, allocations: 42.66 kB / 302.1 MB, free: 5.176 MB / 238.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1021/0.1031, allocations: 49.44 MB / 351.5 MB, free: 3.707 MB / 286.1 MB Notification: Performance of NFInst.instantiate(Modelica.Fluid.Examples.TraceSubstances.RoomCO2): time 0.744/0.8471, allocations: 205 MB / 0.5434 GB, free: 1.152 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.01293/0.8601, allocations: 10.37 MB / 0.5536 GB, free: 1.105 MB / 446.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0009956/0.8611, allocations: 22.44 kB / 0.5536 GB, free: 1.105 MB / 446.1 MB Notification: Performance of NFTyping.typeComponents: time 0.001148/0.8623, allocations: 471.4 kB / 0.554 GB, free: 1.098 MB / 446.1 MB Notification: Performance of NFTyping.typeBindings: time 0.008634/0.871, allocations: 3.184 MB / 0.5572 GB, free: 0.9727 MB / 446.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.00777/0.8788, allocations: 2.683 MB / 0.5598 GB, free: 0.9023 MB / 446.1 MB Notification: Performance of NFFlatten.flatten: time 0.004818/0.8836, allocations: 2.632 MB / 0.5623 GB, free: 0.8867 MB / 446.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.001819/0.8854, allocations: 0.7818 MB / 0.5631 GB, free: 16.84 MB / 462.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.006453/0.8919, allocations: 2.793 MB / 0.5658 GB, free: 16.78 MB / 462.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002403/0.8943, allocations: 1.064 MB / 0.5669 GB, free: 16.77 MB / 462.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0002326/0.8946, allocations: 118.1 kB / 0.567 GB, free: 16.77 MB / 462.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.01143/0.906, allocations: 6.139 MB / 0.573 GB, free: 16.72 MB / 462.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0008885/0.9069, allocations: 0.5324 MB / 0.5735 GB, free: 16.72 MB / 462.1 MB Notification: Performance of NFVerifyModel.verify: time 0.001106/0.9081, allocations: 0.6408 MB / 0.5741 GB, free: 16.72 MB / 462.1 MB Notification: Performance of NFConvertDAE.convert: time 0.009838/0.9179, allocations: 4.625 MB / 0.5786 GB, free: 16.48 MB / 462.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.562e-06/0.9179, allocations: 0 / 0.5786 GB, free: 16.48 MB / 462.1 MB Notification: Performance of FrontEnd: time 1.593e-06/0.918, allocations: 1.703 kB / 0.5786 GB, free: 16.48 MB / 462.1 MB Notification: Performance of Transformations before backend: time 1.467e-05/0.918, allocations: 2.531 kB / 0.5786 GB, free: 16.48 MB / 462.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 228 * Number of variables: 228 Notification: Performance of Generate backend data structure: time 0.004368/0.9223, allocations: 2.049 MB / 0.5806 GB, free: 15.4 MB / 462.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.722e-05/0.9224, allocations: 13.86 kB / 0.5807 GB, free: 15.39 MB / 462.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.000441/0.9228, allocations: 129.2 kB / 0.5808 GB, free: 15.34 MB / 462.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001363/0.9242, allocations: 0.7103 MB / 0.5815 GB, free: 15.06 MB / 462.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001479/0.9244, allocations: 130.3 kB / 0.5816 GB, free: 15 MB / 462.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001706/0.9246, allocations: 89.34 kB / 0.5817 GB, free: 15 MB / 462.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002176/0.9267, allocations: 1.459 MB / 0.5831 GB, free: 14.64 MB / 462.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 3.209e-05/0.9268, allocations: 14.67 kB / 0.5831 GB, free: 14.64 MB / 462.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001102/0.9269, allocations: 36.67 kB / 0.5832 GB, free: 14.64 MB / 462.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.63e-05/0.927, allocations: 71.81 kB / 0.5832 GB, free: 14.62 MB / 462.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002027/0.929, allocations: 1.465 MB / 0.5847 GB, free: 14.38 MB / 462.1 MB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.007916/0.937, allocations: 6.323 MB / 0.5908 GB, free: 10.21 MB / 462.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001633/0.9386, allocations: 0.973 MB / 0.5918 GB, free: 10.05 MB / 462.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006864/0.9393, allocations: 0.5222 MB / 0.5923 GB, free: 9.969 MB / 462.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.001289/0.9406, allocations: 1.81 MB / 0.5941 GB, free: 7.934 MB / 462.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.901e-05/0.9406, allocations: 46.81 kB / 0.5941 GB, free: 7.895 MB / 462.1 MB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0003669/0.941, allocations: 98.2 kB / 0.5942 GB, free: 7.84 MB / 462.1 MB Notification: Performance of pre-optimization done (n=84): time 2.555e-06/0.941, allocations: 0 / 0.5942 GB, free: 7.84 MB / 462.1 MB Notification: Performance of matching and sorting (n=96): time 0.01475/0.9558, allocations: 4.788 MB / 0.5989 GB, free: 6.543 MB / 462.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 6.996e-05/0.9559, allocations: 114.6 kB / 0.599 GB, free: 6.414 MB / 462.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0009239/0.9568, allocations: 0.7747 MB / 0.5997 GB, free: 5.914 MB / 462.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0001009/0.9569, allocations: 43.08 kB / 0.5998 GB, free: 5.879 MB / 462.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002905/0.9572, allocations: 454.8 kB / 0.6002 GB, free: 5.559 MB / 462.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0002403/0.9575, allocations: 343 kB / 0.6005 GB, free: 5.27 MB / 462.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000384/0.9579, allocations: 249.7 kB / 0.6008 GB, free: 5.105 MB / 462.1 MB Notification: Performance of setup shared object (initialization): time 0.0001586/0.958, allocations: 407.7 kB / 0.6012 GB, free: 4.738 MB / 462.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001118/0.9592, allocations: 0.6114 MB / 0.6018 GB, free: 4.332 MB / 462.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001354/0.9605, allocations: 0.9619 MB / 0.6027 GB, free: 3.289 MB / 462.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.002521/0.9631, allocations: 1.651 MB / 0.6043 GB, free: 1.547 MB / 462.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.583e-06/0.9631, allocations: 4 kB / 0.6043 GB, free: 1.543 MB / 462.1 MB Notification: Performance of matching and sorting (n=155) (initialization): time 0.003629/0.9667, allocations: 1.938 MB / 0.6062 GB, free: 15.64 MB / 478.1 MB Notification: Performance of prepare postOptimizeDAE: time 5.175e-05/0.9668, allocations: 63.34 kB / 0.6063 GB, free: 15.57 MB / 478.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.568e-05/0.9668, allocations: 12 kB / 0.6063 GB, free: 15.56 MB / 478.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001426/0.9682, allocations: 312.3 kB / 0.6066 GB, free: 15.25 MB / 478.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001061/0.9693, allocations: 271.6 kB / 0.6068 GB, free: 15 MB / 478.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001498/0.9708, allocations: 0.9002 MB / 0.6077 GB, free: 14.09 MB / 478.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009369/0.9718, allocations: 64.83 kB / 0.6078 GB, free: 14.02 MB / 478.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001384/0.9719, allocations: 67.98 kB / 0.6078 GB, free: 13.96 MB / 478.1 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001426/0.9733, allocations: 0.846 MB / 0.6087 GB, free: 13.11 MB / 478.1 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001357/0.9747, allocations: 0.952 MB / 0.6096 GB, free: 12.02 MB / 478.1 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002521/0.9772, allocations: 1.622 MB / 0.6112 GB, free: 10.28 MB / 478.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.512e-06/0.9773, allocations: 11.94 kB / 0.6112 GB, free: 10.27 MB / 478.1 MB Notification: Performance of matching and sorting (n=155) (initialization_lambda0): time 0.003581/0.9808, allocations: 1.906 MB / 0.6131 GB, free: 8.402 MB / 478.1 MB Notification: Performance of prepare postOptimizeDAE: time 4.629e-05/0.9809, allocations: 59.41 kB / 0.6131 GB, free: 8.332 MB / 478.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.112e-05/0.9809, allocations: 13.25 kB / 0.6131 GB, free: 8.32 MB / 478.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001349/0.9823, allocations: 314.6 kB / 0.6134 GB, free: 8.012 MB / 478.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00102/0.9833, allocations: 270.7 kB / 0.6137 GB, free: 7.766 MB / 478.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001472/0.9848, allocations: 0.9126 MB / 0.6146 GB, free: 6.836 MB / 478.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009477/0.9857, allocations: 59.95 kB / 0.6146 GB, free: 6.777 MB / 478.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001336/0.9859, allocations: 76.03 kB / 0.6147 GB, free: 6.703 MB / 478.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 46 * Number of states: 0 () * Number of discrete variables: 6 (traceVolume.ind,traceSource.ind,volume.regularFlow[1],volume.regularFlow[2],volume.inFlow[2],volume.inFlow[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (148): * Single equations (assignments): 145 * Array equations: 0 * Algorithm blocks: 2 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(2,6)} Notification: Performance of prepare postOptimizeDAE: time 0.0003948/0.9863, allocations: 267.7 kB / 0.615 GB, free: 6.453 MB / 478.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002169/0.9865, allocations: 94.88 kB / 0.6151 GB, free: 6.359 MB / 478.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003772/0.9903, allocations: 1.962 MB / 0.617 GB, free: 4.375 MB / 478.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.983e-05/0.9903, allocations: 19.92 kB / 0.617 GB, free: 4.355 MB / 478.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.194e-06/0.9904, allocations: 4 kB / 0.617 GB, free: 4.352 MB / 478.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.182e-05/0.9904, allocations: 3.984 kB / 0.617 GB, free: 4.348 MB / 478.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005266/0.9956, allocations: 3.108 MB / 0.62 GB, free: 1.184 MB / 478.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.733e-06/0.9957, allocations: 0 / 0.62 GB, free: 1.184 MB / 478.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0008392/0.9965, allocations: 184.5 kB / 0.6202 GB, free: 1.016 MB / 478.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.001673/0.9982, allocations: 380.7 kB / 0.6206 GB, free: 0.6406 MB / 478.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.776e-05/0.9983, allocations: 31.98 kB / 0.6206 GB, free: 0.6094 MB / 478.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001361/0.9997, allocations: 0.8933 MB / 0.6215 GB, free: 15.7 MB / 494.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.164e-06/0.9997, allocations: 0 / 0.6215 GB, free: 15.7 MB / 494.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.004089/1.004, allocations: 2.375 MB / 0.6238 GB, free: 13.29 MB / 494.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0006539/1.004, allocations: 327.7 kB / 0.6241 GB, free: 12.95 MB / 494.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001743/1.005, allocations: 24 kB / 0.6241 GB, free: 12.92 MB / 494.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008811/1.006, allocations: 59.94 kB / 0.6242 GB, free: 12.86 MB / 494.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001559/1.006, allocations: 76 kB / 0.6243 GB, free: 12.79 MB / 494.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001218/1.006, allocations: 51.95 kB / 0.6243 GB, free: 12.74 MB / 494.1 MB Notification: Performance of sorting global known variables: time 0.0007188/1.007, allocations: 0.5731 MB / 0.6249 GB, free: 12.17 MB / 494.1 MB Notification: Performance of sort global known variables: time 1.6e-07/1.007, allocations: 0 / 0.6249 GB, free: 12.17 MB / 494.1 MB Notification: Performance of remove unused functions: time 0.003233/1.01, allocations: 1.12 MB / 0.626 GB, free: 11.05 MB / 494.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 4 (volume.medium.p,volume.medium.Xi[1],volume.medium.T,volume.mC_scaled[1]) * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (99): * Single equations (assignments): 96 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(2,6)} Notification: Performance of Backend phase and start with SimCode phase: time 0.002447/1.012, allocations: 1.052 MB / 0.627 GB, free: 10.07 MB / 494.1 MB Notification: Performance of simCode: created initialization part: time 0.004758/1.017, allocations: 2.625 MB / 0.6296 GB, free: 7.477 MB / 494.1 MB Notification: Performance of simCode: created event and clocks part: time 7.394e-06/1.017, allocations: 4.875 kB / 0.6296 GB, free: 7.473 MB / 494.1 MB Notification: Performance of simCode: created simulation system equations: time 0.001364/1.018, allocations: 0.7343 MB / 0.6303 GB, free: 6.762 MB / 494.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002304/1.021, allocations: 0.5597 MB / 0.6308 GB, free: 6.207 MB / 494.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004944/1.026, allocations: 2.508 MB / 0.6333 GB, free: 3.68 MB / 494.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006568/1.026, allocations: 1.115 MB / 0.6344 GB, free: 2.535 MB / 494.1 MB Notification: Performance of simCode: alias equations: time 0.001742/1.028, allocations: 0.7068 MB / 0.6351 GB, free: 1.828 MB / 494.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003285/1.028, allocations: 115.4 kB / 0.6352 GB, free: 1.715 MB / 494.1 MB Notification: Performance of SimCode: time 6.11e-07/1.028, allocations: 0 / 0.6352 GB, free: 1.715 MB / 494.1 MB Notification: Performance of Templates: time 0.05806/1.086, allocations: 40.14 MB / 0.6744 GB, free: 9.898 MB / 0.5294 GB make -j1 -f Modelica_4.0.0_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.makefile (rm -f Modelica_4.0.0_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.pipe ; mkfifo Modelica_4.0.0_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.pipe ; head -c 1048576 < Modelica_4.0.0_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.pipe >> ../files/Modelica_4.0.0_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.sim & ./Modelica_4.0.0_Modelica.Fluid.Examples.TraceSubstances.RoomCO2 -abortSlowSimulation -alarm=480 -s cvode -emit_protected -lv LOG_STATS > Modelica_4.0.0_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.pipe 2>&1) diffSimulationResults("Modelica_4.0.0_Modelica.Fluid.Examples.TraceSubstances.RoomCO2_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/Modelica/Fluid/Examples/TraceSubstances/RoomCO2/RoomCO2.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Modelica_4.0.0_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches