Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.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 11.0.0-master/package.mo", uses=false) Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/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.Storage.BaseClasses.Examples.IndirectTankHeatExchanger,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|indTanHex.vol.1..T|indTanHex.vol.2..T|indTanHex.vol.3..T",fileNamePrefix="Buildings_latest_Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger") translateModel(Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|indTanHex.vol.1..T|indTanHex.vol.2..T|indTanHex.vol.3..T",fileNamePrefix="Buildings_latest_Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0017/0.0017, allocations: 100.1 kB / 15.88 MB, free: 12 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002106/0.002106, allocations: 197.2 kB / 16.79 MB, free: 6.809 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.383/1.383, allocations: 222.9 MB / 240.5 MB, free: 4.52 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.94/2.94, allocations: 461.8 MB / 0.7348 GB, free: 14.19 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.001282/0.001282, allocations: 66.48 kB / 0.899 GB, free: 37.12 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.317/0.3183, allocations: 157.4 MB / 1.053 GB, free: 8.312 MB / 0.8106 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger): time 0.0315/0.3498, allocations: 28.44 MB / 1.081 GB, free: 11.77 MB / 0.8419 GB Notification: Performance of NFInst.instExpressions: time 0.01168/0.3615, allocations: 7.985 MB / 1.088 GB, free: 3.754 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001397/0.363, allocations: 35.75 kB / 1.088 GB, free: 3.719 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.001405/0.3644, allocations: 326.1 kB / 1.089 GB, free: 3.398 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.003042/0.3675, allocations: 0.9359 MB / 1.09 GB, free: 2.461 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.002841/0.3704, allocations: 0.9362 MB / 1.09 GB, free: 1.531 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.006578/0.3769, allocations: 6.085 MB / 1.096 GB, free: 11.43 MB / 0.8575 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002971/0.38, allocations: 1.854 MB / 1.098 GB, free: 9.539 MB / 0.8575 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003065/0.383, allocations: 1.389 MB / 1.1 GB, free: 8.145 MB / 0.8575 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002695/0.3858, allocations: 1.377 MB / 1.101 GB, free: 6.762 MB / 0.8575 GB Notification: Performance of NFPackage.collectConstants: time 0.0006229/0.3864, allocations: 107.9 kB / 1.101 GB, free: 6.656 MB / 0.8575 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003441/0.3899, allocations: 1.166 MB / 1.102 GB, free: 5.488 MB / 0.8575 GB Notification: Performance of NFScalarize.scalarize: time 0.00102/0.3909, allocations: 414.3 kB / 1.103 GB, free: 5.082 MB / 0.8575 GB Notification: Performance of NFVerifyModel.verify: time 0.002978/0.3939, allocations: 1.003 MB / 1.104 GB, free: 4.074 MB / 0.8575 GB Notification: Performance of NFConvertDAE.convert: time 0.003929/0.3979, allocations: 2.908 MB / 1.106 GB, free: 1.16 MB / 0.8575 GB Notification: Performance of FrontEnd - DAE generated: time 6.572e-06/0.3979, allocations: 4 kB / 1.106 GB, free: 1.156 MB / 0.8575 GB Notification: Performance of FrontEnd: time 1.312e-06/0.3979, allocations: 0 / 1.106 GB, free: 1.156 MB / 0.8575 GB Notification: Performance of Transformations before backend: time 0.0001288/0.398, allocations: 4 kB / 1.106 GB, free: 1.152 MB / 0.8575 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 0.006794/0.4048, allocations: 2.553 MB / 1.109 GB, free: 14.54 MB / 0.8731 GB Notification: Performance of prepare preOptimizeDAE: time 4.561e-05/0.4049, allocations: 11.97 kB / 1.109 GB, free: 14.53 MB / 0.8731 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001231/0.4061, allocations: 230.4 kB / 1.109 GB, free: 14.3 MB / 0.8731 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00359/0.4097, allocations: 1.78 MB / 1.111 GB, free: 12.47 MB / 0.8731 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001528/0.4099, allocations: 114.7 kB / 1.111 GB, free: 12.36 MB / 0.8731 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004313/0.4104, allocations: 148 kB / 1.111 GB, free: 12.21 MB / 0.8731 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00398/0.4143, allocations: 1.99 MB / 1.113 GB, free: 10.16 MB / 0.8731 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.088e-05/0.4144, allocations: 7.938 kB / 1.113 GB, free: 10.15 MB / 0.8731 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002223/0.4146, allocations: 56 kB / 1.113 GB, free: 10.1 MB / 0.8731 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.67e-05/0.4147, allocations: 47.98 kB / 1.113 GB, free: 10.05 MB / 0.8731 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.00336/0.4181, allocations: 1.794 MB / 1.115 GB, free: 8.25 MB / 0.8731 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 0.01288/0.431, allocations: 7.594 MB / 1.122 GB, free: 356 kB / 0.8731 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002021/0.433, allocations: 1.44 MB / 1.124 GB, free: 14.88 MB / 0.8887 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0009266/0.434, allocations: 0.6601 MB / 1.124 GB, free: 14.21 MB / 0.8887 GB Notification: Performance of preOpt evalFunc (simulation): time 0.006564/0.4406, allocations: 3.839 MB / 1.128 GB, free: 10.06 MB / 0.8887 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.104e-05/0.4406, allocations: 47.56 kB / 1.128 GB, free: 10 MB / 0.8887 GB Notification: Performance of pre-optimization done (n=88): time 2.404e-06/0.4406, allocations: 7.875 kB / 1.128 GB, free: 9.996 MB / 0.8887 GB Notification: Performance of matching and sorting (n=88): time 0.002602/0.4432, allocations: 1.51 MB / 1.13 GB, free: 8.484 MB / 0.8887 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.737e-05/0.4433, allocations: 68.39 kB / 1.13 GB, free: 8.406 MB / 0.8887 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002239/0.4456, allocations: 1.602 MB / 1.131 GB, free: 6.793 MB / 0.8887 GB Notification: Performance of collectPreVariables (initialization): time 9.758e-05/0.4457, allocations: 49.7 kB / 1.131 GB, free: 6.738 MB / 0.8887 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007299/0.4464, allocations: 0.7536 MB / 1.132 GB, free: 5.977 MB / 0.8887 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003781/0.4468, allocations: 315.4 kB / 1.132 GB, free: 5.664 MB / 0.8887 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004676/0.4473, allocations: 303.4 kB / 1.133 GB, free: 5.363 MB / 0.8887 GB Notification: Performance of setup shared object (initialization): time 0.0001465/0.4474, allocations: 357.9 kB / 1.133 GB, free: 5.008 MB / 0.8887 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001007/0.4484, allocations: 0.6956 MB / 1.134 GB, free: 4.309 MB / 0.8887 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001266/0.4497, allocations: 1.02 MB / 1.135 GB, free: 3.156 MB / 0.8887 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.00214/0.4518, allocations: 1.62 MB / 1.136 GB, free: 1.41 MB / 0.8887 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.905e-06/0.4519, allocations: 3.938 kB / 1.136 GB, free: 1.406 MB / 0.8887 GB Notification: Performance of matching and sorting (n=175) (initialization): time 0.003335/0.4552, allocations: 1.955 MB / 1.138 GB, free: 15.44 MB / 0.9044 GB Notification: Performance of prepare postOptimizeDAE: time 2.706e-05/0.4552, allocations: 9.406 kB / 1.138 GB, free: 15.43 MB / 0.9044 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.572e-05/0.4553, allocations: 12 kB / 1.138 GB, free: 15.42 MB / 0.9044 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.799e-05/0.4553, allocations: 16 kB / 1.138 GB, free: 15.4 MB / 0.9044 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001249/0.4566, allocations: 335.5 kB / 1.139 GB, free: 15.07 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.787e-05/0.4566, allocations: 27.92 kB / 1.139 GB, free: 15.05 MB / 0.9044 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001259/0.4579, allocations: 218.4 kB / 1.139 GB, free: 14.83 MB / 0.9044 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001859/0.4581, allocations: 55.98 kB / 1.139 GB, free: 14.78 MB / 0.9044 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002005/0.4601, allocations: 1.284 MB / 1.14 GB, free: 13.49 MB / 0.9044 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001253/0.4613, allocations: 1.016 MB / 1.141 GB, free: 12.35 MB / 0.9044 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.00221/0.4636, allocations: 1.624 MB / 1.143 GB, free: 10.6 MB / 0.9044 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.292e-06/0.4636, allocations: 0 / 1.143 GB, free: 10.6 MB / 0.9044 GB Notification: Performance of matching and sorting (n=175) (initialization_lambda0): time 0.003367/0.467, allocations: 1.951 MB / 1.145 GB, free: 8.641 MB / 0.9044 GB Notification: Performance of prepare postOptimizeDAE: time 2.203e-05/0.467, allocations: 8 kB / 1.145 GB, free: 8.633 MB / 0.9044 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.531e-05/0.467, allocations: 8 kB / 1.145 GB, free: 8.625 MB / 0.9044 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.061e-05/0.467, allocations: 16 kB / 1.145 GB, free: 8.609 MB / 0.9044 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001232/0.4683, allocations: 332.2 kB / 1.145 GB, free: 8.285 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.25e-05/0.4683, allocations: 27.92 kB / 1.145 GB, free: 8.258 MB / 0.9044 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001379/0.4697, allocations: 162.9 kB / 1.145 GB, free: 8.098 MB / 0.9044 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001231/0.4699, allocations: 63.98 kB / 1.145 GB, free: 8.035 MB / 0.9044 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 40 * 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 (175): * Single equations (assignments): 175 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0003713/0.4702, allocations: 259.8 kB / 1.145 GB, free: 7.773 MB / 0.9044 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004425/0.4707, allocations: 150.1 kB / 1.146 GB, free: 7.625 MB / 0.9044 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002221/0.4729, allocations: 1.29 MB / 1.147 GB, free: 6.316 MB / 0.9044 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.484e-05/0.4729, allocations: 11.94 kB / 1.147 GB, free: 6.305 MB / 0.9044 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.293e-06/0.473, allocations: 0 / 1.147 GB, free: 6.305 MB / 0.9044 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001587/0.4745, allocations: 1.284 MB / 1.148 GB, free: 4.938 MB / 0.9044 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005271/0.4798, allocations: 2.939 MB / 1.151 GB, free: 1.926 MB / 0.9044 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.662e-06/0.4799, allocations: 4.125 kB / 1.151 GB, free: 1.922 MB / 0.9044 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0008185/0.4807, allocations: 183.8 kB / 1.151 GB, free: 1.742 MB / 0.9044 GB Notification: Performance of postOpt tearingSystem (simulation): time 9.958e-06/0.4807, allocations: 4 kB / 1.151 GB, free: 1.738 MB / 0.9044 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.449e-05/0.4808, allocations: 27.98 kB / 1.151 GB, free: 1.711 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 8.445e-06/0.4808, allocations: 4 kB / 1.151 GB, free: 1.707 MB / 0.9044 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.518e-06/0.4808, allocations: 3.938 kB / 1.151 GB, free: 1.703 MB / 0.9044 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00294/0.4838, allocations: 1.917 MB / 1.153 GB, free: 15.75 MB / 0.92 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0008089/0.4846, allocations: 398.8 kB / 1.153 GB, free: 15.34 MB / 0.92 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002427/0.4848, allocations: 19.98 kB / 1.153 GB, free: 15.32 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008427/0.4857, allocations: 83.7 kB / 1.154 GB, free: 15.24 MB / 0.92 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001012/0.4858, allocations: 52.88 kB / 1.154 GB, free: 15.19 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.362e-05/0.4859, allocations: 35.97 kB / 1.154 GB, free: 15.15 MB / 0.92 GB Notification: Performance of sorting global known variables: time 0.00172/0.4876, allocations: 1.207 MB / 1.155 GB, free: 13.95 MB / 0.92 GB Notification: Performance of sort global known variables: time 3.2e-07/0.4876, allocations: 4 kB / 1.155 GB, free: 13.95 MB / 0.92 GB Notification: Performance of remove unused functions: time 0.002725/0.4903, allocations: 0.9124 MB / 1.156 GB, free: 13.03 MB / 0.92 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 6 (indTanHex.vol[1].dynBal.U,indTanHex.vol[2].dynBal.U,indTanHex.vol[3].dynBal.U,indTanHex.cap[1].T,indTanHex.cap[2].T,indTanHex.cap[3].T) * 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 (89): * Single equations (assignments): 87 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0008633/0.4912, allocations: 366.5 kB / 1.156 GB, free: 12.68 MB / 0.92 GB Notification: Performance of simCode: created initialization part: time 0.003668/0.4949, allocations: 2.317 MB / 1.158 GB, free: 10.36 MB / 0.92 GB Notification: Performance of simCode: created event and clocks part: time 7.134e-06/0.4949, allocations: 4.938 kB / 1.158 GB, free: 10.36 MB / 0.92 GB Notification: Performance of simCode: created simulation system equations: time 0.0008121/0.4958, allocations: 0.5249 MB / 1.159 GB, free: 9.836 MB / 0.92 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003981/0.4997, allocations: 0.8649 MB / 1.16 GB, free: 8.984 MB / 0.92 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006093/0.5059, allocations: 4.268 MB / 1.164 GB, free: 4.668 MB / 0.92 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001198/0.5071, allocations: 1.638 MB / 1.165 GB, free: 3 MB / 0.92 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006601/0.5078, allocations: 139.4 kB / 1.166 GB, free: 2.863 MB / 0.92 GB Notification: Performance of SimCode: time 6.22e-07/0.5078, allocations: 0 / 1.166 GB, free: 2.863 MB / 0.92 GB Notification: Performance of Templates: time 0.04819/0.556, allocations: 32.32 MB / 1.197 GB, free: 2.746 MB / 0.9512 GB make -j1 -f Buildings_latest_Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.makefile (rm -f Buildings_latest_Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.pipe ; mkfifo Buildings_latest_Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.pipe >> ../files/Buildings_latest_Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.sim & ./Buildings_latest_Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.pipe 2>&1) diffSimulationResults("Buildings_latest_Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger_res.mat","/mnt/ReferenceFiles/Buildings/csv/master/Buildings_Fluid_Storage_BaseClasses_Examples_IndirectTankHeatExchanger.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_latest_Buildings.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches