Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent.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) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo", uses=false) Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo) 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(Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|hex.vol1.T|hex.vol2.T|hex.port_a1.m_flow|hex.port_a2.m_flow|netEne.y|hex.Q1_flow|hex.Q2_flow",fileNamePrefix="Buildings_11_Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent") translateModel(Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|hex.vol1.T|hex.vol2.T|hex.port_a1.m_flow|hex.port_a2.m_flow|netEne.y|hex.Q1_flow|hex.Q2_flow",fileNamePrefix="Buildings_11_Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.008942/0.008942, allocations: 99.41 kB / 15.73 MB, free: 6.039 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002014/0.002014, allocations: 196 kB / 16.67 MB, free: 5.961 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.397/1.397, allocations: 222.9 MB / 240.4 MB, free: 4.34 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.878/2.878, allocations: 469.8 MB / 0.7425 GB, free: 7.383 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.001401/0.001401, allocations: 67.88 kB / 1.065 GB, free: 13.03 MB / 0.8262 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3772/0.3786, allocations: 159.1 MB / 1.221 GB, free: 13.77 MB / 0.9825 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent): time 1.105/1.484, allocations: 254.6 MB / 1.469 GB, free: 6.52 MB / 1.154 GB Notification: Performance of NFInst.instExpressions: time 0.02538/1.509, allocations: 18.1 MB / 1.487 GB, free: 4.375 MB / 1.17 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.004369/1.514, allocations: 79.56 kB / 1.487 GB, free: 4.297 MB / 1.17 GB Notification: Performance of NFTyping.typeComponents: time 0.003954/1.518, allocations: 1.138 MB / 1.488 GB, free: 3.152 MB / 1.17 GB Notification: Performance of NFTyping.typeBindings: time 0.01395/1.532, allocations: 3.995 MB / 1.492 GB, free: 15.14 MB / 1.186 GB Notification: Performance of NFTyping.typeClassSections: time 0.005571/1.537, allocations: 1.809 MB / 1.494 GB, free: 13.35 MB / 1.186 GB Notification: Performance of NFFlatten.flatten: time 0.008661/1.546, allocations: 5.08 MB / 1.499 GB, free: 8.258 MB / 1.186 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003487/1.549, allocations: 1.505 MB / 1.5 GB, free: 6.703 MB / 1.186 GB Notification: Performance of NFEvalConstants.evaluate: time 0.006243/1.556, allocations: 2.223 MB / 1.502 GB, free: 4.477 MB / 1.186 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003568/1.559, allocations: 1.533 MB / 1.504 GB, free: 2.945 MB / 1.186 GB Notification: Performance of NFPackage.collectConstants: time 0.0008378/1.56, allocations: 184 kB / 1.504 GB, free: 2.766 MB / 1.186 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00646/1.566, allocations: 2.538 MB / 1.507 GB, free: 228 kB / 1.186 GB Notification: Performance of NFScalarize.scalarize: time 0.001155/1.568, allocations: 0.6111 MB / 1.507 GB, free: 15.61 MB / 1.201 GB Notification: Performance of NFVerifyModel.verify: time 0.002717/1.57, allocations: 1.112 MB / 1.508 GB, free: 14.49 MB / 1.201 GB Notification: Performance of NFConvertDAE.convert: time 0.008782/1.579, allocations: 3.714 MB / 1.512 GB, free: 10.77 MB / 1.201 GB Notification: Performance of FrontEnd - DAE generated: time 7.163e-06/1.579, allocations: 0 / 1.512 GB, free: 10.77 MB / 1.201 GB Notification: Performance of FrontEnd: time 2.605e-06/1.579, allocations: 0 / 1.512 GB, free: 10.77 MB / 1.201 GB Notification: Performance of Transformations before backend: time 0.0001331/1.579, allocations: 0 / 1.512 GB, free: 10.77 MB / 1.201 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 348 * Number of variables: 348 Notification: Performance of Generate backend data structure: time 0.006184/1.585, allocations: 2.558 MB / 1.514 GB, free: 8.148 MB / 1.201 GB Notification: Performance of prepare preOptimizeDAE: time 4.231e-05/1.585, allocations: 8.031 kB / 1.514 GB, free: 8.141 MB / 1.201 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002156/1.588, allocations: 382.4 kB / 1.515 GB, free: 7.766 MB / 1.201 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003105/1.591, allocations: 1.513 MB / 1.516 GB, free: 6.199 MB / 1.201 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.102e-05/1.591, allocations: 103.3 kB / 1.516 GB, free: 6.098 MB / 1.201 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002901/1.591, allocations: 144 kB / 1.516 GB, free: 5.957 MB / 1.201 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002894/1.594, allocations: 1.499 MB / 1.518 GB, free: 4.391 MB / 1.201 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.361e-05/1.594, allocations: 7.938 kB / 1.518 GB, free: 4.383 MB / 1.201 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001342/1.594, allocations: 60 kB / 1.518 GB, free: 4.324 MB / 1.201 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.849e-05/1.594, allocations: 54.62 kB / 1.518 GB, free: 4.27 MB / 1.201 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002326/1.597, allocations: 1.135 MB / 1.519 GB, free: 3.129 MB / 1.201 GB 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 0.009778/1.606, allocations: 7.215 MB / 1.526 GB, free: 11.34 MB / 1.217 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001391/1.608, allocations: 0.7626 MB / 1.527 GB, free: 10.56 MB / 1.217 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007742/1.608, allocations: 403.2 kB / 1.527 GB, free: 10.16 MB / 1.217 GB Notification: Performance of preOpt evalFunc (simulation): time 0.00104/1.609, allocations: 0.7162 MB / 1.528 GB, free: 9.293 MB / 1.217 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.04e-05/1.61, allocations: 43.2 kB / 1.528 GB, free: 9.242 MB / 1.217 GB Notification: Performance of pre-optimization done (n=74): time 3.036e-06/1.61, allocations: 0 / 1.528 GB, free: 9.242 MB / 1.217 GB Notification: Performance of matching and sorting (n=74): time 0.006759/1.616, allocations: 2.077 MB / 1.53 GB, free: 7.098 MB / 1.217 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.162e-05/1.616, allocations: 60.06 kB / 1.53 GB, free: 7.023 MB / 1.217 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002223/1.619, allocations: 1.318 MB / 1.531 GB, free: 5.695 MB / 1.217 GB Notification: Performance of collectPreVariables (initialization): time 0.0001498/1.619, allocations: 41.7 kB / 1.531 GB, free: 5.648 MB / 1.217 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006753/1.619, allocations: 0.811 MB / 1.532 GB, free: 4.828 MB / 1.217 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002829/1.62, allocations: 273.6 kB / 1.533 GB, free: 4.559 MB / 1.217 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003045/1.62, allocations: 178.6 kB / 1.533 GB, free: 4.375 MB / 1.217 GB Notification: Performance of setup shared object (initialization): time 0.0001231/1.62, allocations: 341.9 kB / 1.533 GB, free: 4.035 MB / 1.217 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006312/1.621, allocations: 340.5 kB / 1.533 GB, free: 3.703 MB / 1.217 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008156/1.622, allocations: 0.5634 MB / 1.534 GB, free: 3.055 MB / 1.217 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001393/1.623, allocations: 0.8673 MB / 1.535 GB, free: 2.129 MB / 1.217 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.955e-06/1.623, allocations: 4 kB / 1.535 GB, free: 2.125 MB / 1.217 GB Notification: Performance of matching and sorting (n=108) (initialization): time 0.002809/1.626, allocations: 1.268 MB / 1.536 GB, free: 0.8359 MB / 1.217 GB Notification: Performance of prepare postOptimizeDAE: time 2.377e-05/1.626, allocations: 8 kB / 1.536 GB, free: 0.8281 MB / 1.217 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.317e-05/1.626, allocations: 4 kB / 1.536 GB, free: 0.8242 MB / 1.217 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001997/1.628, allocations: 410.2 kB / 1.536 GB, free: 424 kB / 1.217 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006282/1.628, allocations: 147.8 kB / 1.537 GB, free: 276 kB / 1.217 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001636/1.63, allocations: 2.053 MB / 1.539 GB, free: 14.14 MB / 1.232 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001167/1.631, allocations: 119.4 kB / 1.539 GB, free: 14.02 MB / 1.232 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.666e-05/1.631, allocations: 36 kB / 1.539 GB, free: 13.99 MB / 1.232 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001138/1.632, allocations: 0.6364 MB / 1.539 GB, free: 13.35 MB / 1.232 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0007653/1.633, allocations: 0.559 MB / 1.54 GB, free: 12.7 MB / 1.232 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0013/1.635, allocations: 0.8556 MB / 1.541 GB, free: 11.78 MB / 1.232 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.991e-06/1.635, allocations: 3.984 kB / 1.541 GB, free: 11.78 MB / 1.232 GB Notification: Performance of matching and sorting (n=108) (initialization_lambda0): time 0.002428/1.637, allocations: 1.202 MB / 1.542 GB, free: 10.55 MB / 1.232 GB Notification: Performance of prepare postOptimizeDAE: time 1.696e-05/1.637, allocations: 10.69 kB / 1.542 GB, free: 10.55 MB / 1.232 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.028e-05/1.637, allocations: 8 kB / 1.542 GB, free: 10.54 MB / 1.232 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001569/1.639, allocations: 359.3 kB / 1.542 GB, free: 10.18 MB / 1.232 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000607/1.639, allocations: 151.8 kB / 1.542 GB, free: 10.03 MB / 1.232 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003366/1.643, allocations: 4.21 MB / 1.546 GB, free: 5.531 MB / 1.232 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001133/1.644, allocations: 89.92 kB / 1.547 GB, free: 5.445 MB / 1.232 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.66e-05/1.644, allocations: 39.98 kB / 1.547 GB, free: 5.406 MB / 1.232 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 21 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (79): * Single equations (assignments): 75 * Array equations: 1 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * 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): 3 systems {(2,21), (1,3), (1,3)} Notification: Performance of prepare postOptimizeDAE: time 0.0002782/1.644, allocations: 232 kB / 1.547 GB, free: 5.172 MB / 1.232 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004205/1.644, allocations: 163 kB / 1.547 GB, free: 5.012 MB / 1.232 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002882/1.647, allocations: 1.172 MB / 1.548 GB, free: 3.82 MB / 1.232 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.584e-05/1.647, allocations: 11.98 kB / 1.548 GB, free: 3.809 MB / 1.232 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.467e-06/1.647, allocations: 0 / 1.548 GB, free: 3.809 MB / 1.232 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.002341/1.65, allocations: 1.271 MB / 1.549 GB, free: 2.441 MB / 1.232 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.004991/1.655, allocations: 2.755 MB / 1.552 GB, free: 15.59 MB / 1.248 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.135e-06/1.655, allocations: 144 / 1.552 GB, free: 15.59 MB / 1.248 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000473/1.655, allocations: 103.9 kB / 1.552 GB, free: 15.49 MB / 1.248 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001494/1.657, allocations: 366.1 kB / 1.552 GB, free: 15.12 MB / 1.248 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.866e-05/1.657, allocations: 20.88 kB / 1.553 GB, free: 15.1 MB / 1.248 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001623/1.658, allocations: 2.03 MB / 1.554 GB, free: 13 MB / 1.248 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.617e-06/1.658, allocations: 0 / 1.554 GB, free: 13 MB / 1.248 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00201/1.66, allocations: 1.197 MB / 1.556 GB, free: 11.75 MB / 1.248 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006849/1.661, allocations: 335.8 kB / 1.556 GB, free: 11.4 MB / 1.248 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003112/1.661, allocations: 17.06 kB / 1.556 GB, free: 11.39 MB / 1.248 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001006/1.662, allocations: 43.95 kB / 1.556 GB, free: 11.34 MB / 1.248 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001256/1.662, allocations: 56.42 kB / 1.556 GB, free: 11.29 MB / 1.248 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.555e-05/1.663, allocations: 31.98 kB / 1.556 GB, free: 11.25 MB / 1.248 GB Notification: Performance of sorting global known variables: time 0.001468/1.664, allocations: 0.8899 MB / 1.557 GB, free: 10.37 MB / 1.248 GB Notification: Performance of sort global known variables: time 1.2e-07/1.664, allocations: 3.938 kB / 1.557 GB, free: 10.36 MB / 1.248 GB Notification: Performance of remove unused functions: time 0.002579/1.667, allocations: 0.9041 MB / 1.558 GB, free: 9.457 MB / 1.248 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 10 * Number of states: 0 () * 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 (49): * Single equations (assignments): 44 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * 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): 3 systems {(2,20), (1,3), (1,3)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0008838/1.667, allocations: 379.8 kB / 1.558 GB, free: 9.082 MB / 1.248 GB Notification: Performance of simCode: created initialization part: time 0.003697/1.671, allocations: 1.579 MB / 1.56 GB, free: 7.488 MB / 1.248 GB Notification: Performance of simCode: created event and clocks part: time 8.846e-06/1.671, allocations: 320 / 1.56 GB, free: 7.488 MB / 1.248 GB Notification: Performance of simCode: created simulation system equations: time 0.001183/1.672, allocations: 445.6 kB / 1.56 GB, free: 7.055 MB / 1.248 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003926/1.676, allocations: 0.7911 MB / 1.561 GB, free: 6.281 MB / 1.248 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005359/1.682, allocations: 2.692 MB / 1.564 GB, free: 3.527 MB / 1.248 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00112/1.683, allocations: 1.348 MB / 1.565 GB, free: 2.148 MB / 1.248 GB Notification: Performance of simCode: alias equations: time 0.00116/1.684, allocations: 331.3 kB / 1.565 GB, free: 1.824 MB / 1.248 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002455/1.684, allocations: 95.44 kB / 1.565 GB, free: 1.73 MB / 1.248 GB Notification: Performance of SimCode: time 9.22e-07/1.684, allocations: 0 / 1.565 GB, free: 1.73 MB / 1.248 GB Notification: Performance of Templates: time 0.0545/1.739, allocations: 33 MB / 1.598 GB, free: 1.152 MB / 1.279 GB make -j1 -f Buildings_11_Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent.makefile (rm -f Buildings_11_Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent.pipe ; mkfifo Buildings_11_Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent.pipe ; head -c 1048576 < Buildings_11_Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent.pipe >> ../files/Buildings_11_Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent.sim & ./Buildings_11_Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent.pipe 2>&1) diffSimulationResults("Buildings_11_Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Fluid_HeatExchangers_BaseClasses_Examples_HexElementLatent.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementLatent.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches