Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Modelica_trunk_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo", uses=false) Using package Modelica with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo) Using package Complex with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo) Using package ModelicaServices with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo) Running command: translateModel(Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|bodyOfConstraint.body.w_a.1.|bodyOfConstraint.body.w_a.2.|bodyOfConstraint.body.w_a.3.|joint.phi_a|joint.phi_b|joint.w_a|joint.w_b",fileNamePrefix="Modelica_trunk_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint") translateModel(Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|bodyOfConstraint.body.w_a.1.|bodyOfConstraint.body.w_a.2.|bodyOfConstraint.body.w_a.3.|joint.phi_a|joint.phi_b|joint.w_a|joint.w_b",fileNamePrefix="Modelica_trunk_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.0008872/0.0008871, allocations: 95.12 kB / 16.99 MB, free: 5.941 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.001025/0.001025, allocations: 207.9 kB / 17.9 MB, free: 5.594 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.323/1.323, allocations: 227.2 MB / 245.9 MB, free: 10.35 MB / 206.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0002299/0.0002304, allocations: 4 kB / 306.6 MB, free: 1.418 MB / 238.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.08664/0.08689, allocations: 51.49 MB / 358.1 MB, free: 13.92 MB / 302.1 MB Notification: Performance of NFInst.instantiate(Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint): time 0.2405/0.3274, allocations: 86.42 MB / 444.5 MB, free: 5.07 MB / 350.1 MB Notification: Performance of NFInst.instExpressions: time 0.04427/0.3717, allocations: 19.93 MB / 464.4 MB, free: 1.078 MB / 366.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.01817/0.39, allocations: 454.8 kB / 464.9 MB, free: 0.6328 MB / 366.1 MB Notification: Performance of NFTyping.typeComponents: time 0.01531/0.4053, allocations: 4.397 MB / 469.3 MB, free: 12.21 MB / 382.1 MB Notification: Performance of NFTyping.typeBindings: time 0.03681/0.4421, allocations: 12.06 MB / 481.3 MB, free: 128 kB / 382.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.006423/0.4486, allocations: 1.282 MB / 482.6 MB, free: 14.84 MB / 398.1 MB Notification: Performance of NFFlatten.flatten: time 0.009018/0.4576, allocations: 4.07 MB / 486.7 MB, free: 10.77 MB / 398.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.01507/0.4727, allocations: 10.48 MB / 497.2 MB, free: 200 kB / 398.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003789/0.4765, allocations: 1.861 MB / 499 MB, free: 14.32 MB / 414.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.004003/0.4806, allocations: 2.215 MB / 0.4895 GB, free: 12.1 MB / 414.1 MB Notification: Performance of NFPackage.collectConstants: time 0.001396/0.482, allocations: 256 kB / 0.4897 GB, free: 11.85 MB / 414.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.003694/0.4857, allocations: 1.272 MB / 0.491 GB, free: 10.58 MB / 414.1 MB Notification: Performance of NFScalarize.scalarize: time 0.004499/0.4902, allocations: 2.84 MB / 0.4938 GB, free: 7.734 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.002603/0.4928, allocations: 1.497 MB / 0.4952 GB, free: 6.227 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01474/0.5076, allocations: 10.45 MB / 0.5054 GB, free: 11.75 MB / 430.1 MB Notification: Performance of FrontEnd - DAE generated: time 5.28e-06/0.5076, allocations: 0 / 0.5054 GB, free: 11.75 MB / 430.1 MB Notification: Performance of FrontEnd: time 3.206e-06/0.5077, allocations: 0 / 0.5054 GB, free: 11.75 MB / 430.1 MB Notification: Performance of Transformations before backend: time 0.0005257/0.5082, allocations: 0 / 0.5054 GB, free: 11.75 MB / 430.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2627 * Number of variables: 2627 Notification: Performance of Generate backend data structure: time 0.02137/0.5296, allocations: 8.035 MB / 0.5133 GB, free: 3.625 MB / 430.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.011e-05/0.5296, allocations: 12.03 kB / 0.5133 GB, free: 3.613 MB / 430.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.009935/0.5396, allocations: 2.7 MB / 0.5159 GB, free: 0.8984 MB / 430.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01052/0.5501, allocations: 4.609 MB / 0.5204 GB, free: 12.21 MB / 446.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004472/0.5506, allocations: 480.6 kB / 0.5209 GB, free: 11.73 MB / 446.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00241/0.553, allocations: 0.6441 MB / 0.5215 GB, free: 11.09 MB / 446.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.4578/1.011, allocations: 18.82 MB / 0.5399 GB, free: 38.89 MB / 446.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0003362/1.011, allocations: 70.28 kB / 0.54 GB, free: 38.89 MB / 446.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001421/1.013, allocations: 294.7 kB / 0.5402 GB, free: 38.89 MB / 446.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.005347/1.018, allocations: 2.946 MB / 0.5431 GB, free: 38.86 MB / 446.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03103/1.049, allocations: 16.25 MB / 0.559 GB, free: 38.78 MB / 446.1 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 0.07726/1.126, allocations: 69.99 MB / 0.6273 GB, free: 11.58 MB / 462.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.02573/1.152, allocations: 9.15 MB / 0.6363 GB, free: 4.246 MB / 462.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.02948/1.182, allocations: 20.42 MB / 0.6562 GB, free: 5.133 MB / 478.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.973e-05/1.182, allocations: 67.58 kB / 0.6563 GB, free: 5.078 MB / 478.1 MB Notification: Performance of pre-optimization done (n=313): time 5.611e-06/1.182, allocations: 0 / 0.6563 GB, free: 5.078 MB / 478.1 MB Notification: Performance of matching and sorting (n=371): time 0.1217/1.303, allocations: 45.06 MB / 0.7003 GB, free: 11.16 MB / 0.5138 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.01557/1.319, allocations: 12.91 MB / 0.7129 GB, free: 13.52 MB / 0.5294 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.008083/1.327, allocations: 6.206 MB / 0.7189 GB, free: 7.309 MB / 0.5294 GB Notification: Performance of collectPreVariables (initialization): time 0.0008964/1.328, allocations: 77.7 kB / 0.719 GB, free: 7.227 MB / 0.5294 GB Notification: Performance of collectInitialEqns (initialization): time 0.003264/1.331, allocations: 5.074 MB / 0.724 GB, free: 2.176 MB / 0.5294 GB Notification: Performance of collectInitialBindings (initialization): time 0.001835/1.333, allocations: 1.386 MB / 0.7253 GB, free: 0.8008 MB / 0.5294 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005185/1.334, allocations: 187.5 kB / 0.7255 GB, free: 0.6211 MB / 0.5294 GB Notification: Performance of setup shared object (initialization): time 0.1779/1.512, allocations: 0.7098 MB / 0.7262 GB, free: 221.8 MB / 0.5294 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.008837/1.521, allocations: 4.352 MB / 0.7304 GB, free: 221.8 MB / 0.5294 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01136/1.532, allocations: 9.667 MB / 0.7399 GB, free: 213.9 MB / 0.5294 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01098/1.543, allocations: 6.356 MB / 0.7461 GB, free: 211.4 MB / 0.5294 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.000251/1.543, allocations: 57.69 kB / 0.7462 GB, free: 211.4 MB / 0.5294 GB Notification: Performance of matching and sorting (n=1246) (initialization): time 0.03294/1.576, allocations: 17.3 MB / 0.7631 GB, free: 205.4 MB / 0.5294 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001342/1.576, allocations: 85.5 kB / 0.7631 GB, free: 205.4 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001906/1.577, allocations: 188.4 kB / 0.7633 GB, free: 205.3 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.009402/1.586, allocations: 3.563 MB / 0.7668 GB, free: 204.7 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007565/1.594, allocations: 2.194 MB / 0.7689 GB, free: 204.4 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02873/1.622, allocations: 27.71 MB / 0.796 GB, free: 178.5 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.008936/1.631, allocations: 0.6099 MB / 0.7966 GB, free: 177.9 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00201/1.633, allocations: 0.5727 MB / 0.7972 GB, free: 177.4 MB / 0.5294 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 851 * Number of states: 0 () * Number of discrete variables: 68 (sensorConstraintRelative.arrow.arrowLine.twoHeadedArrow,sensorConstraintRelative.arrow.headAtOrigin,freeMotionScalarInit.arrowColor[3],freeMotionScalarInit.arrowColor[2],freeMotionScalarInit.arrowColor[1],fixedTranslationOfConstraint.color[3],fixedTranslationOfConstraint.color[2],fixedTranslationOfConstraint.color[1],fixedTranslationOfJoint.color[3],fixedTranslationOfJoint.color[2],fixedTranslationOfJoint.color[1],fixedTranslation.color[3],fixedTranslation.color[2],fixedTranslation.color[1],fixedRotation.color[3],fixedRotation.color[2],fixedRotation.color[1],world.gravityArrowColor[3],world.gravityArrowColor[2],world.gravityArrowColor[1],world.axisColor_x[3],world.axisColor_x[2],world.axisColor_x[1],world.groundColor[3],world.groundColor[2],world.groundColor[1],world.gravitySphereColor[3],world.gravitySphereColor[2],world.gravitySphereColor[1],springOfConstraint.color[3],springOfConstraint.color[2],springOfConstraint.color[1],springOfConstraint.massColor[3],springOfConstraint.massColor[2],springOfConstraint.massColor[1],springOfJoint.color[3],springOfJoint.color[2],springOfJoint.color[1],springOfJoint.massColor[3],springOfJoint.massColor[2],springOfJoint.massColor[1],bodyOfConstraint.color[3],bodyOfConstraint.color[2],bodyOfConstraint.color[1],bodyOfConstraint.body.sphereColor[3],bodyOfConstraint.body.sphereColor[2],bodyOfConstraint.body.sphereColor[1],bodyOfConstraint.frameTranslation.color[3],bodyOfConstraint.frameTranslation.color[2],bodyOfConstraint.frameTranslation.color[1],bodyOfJoint.color[3],bodyOfJoint.color[2],bodyOfJoint.color[1],bodyOfJoint.body.sphereColor[3],bodyOfJoint.body.sphereColor[2],bodyOfJoint.body.sphereColor[1],bodyOfJoint.frameTranslation.color[3],bodyOfJoint.frameTranslation.color[2],bodyOfJoint.frameTranslation.color[1],sensorConstraintRelative.arrowColor[3],sensorConstraintRelative.arrowColor[2],sensorConstraintRelative.arrowColor[1],constraint.sphereColor[3],constraint.sphereColor[2],constraint.sphereColor[1],joint.cylinderColor[3],joint.cylinderColor[2],joint.cylinderColor[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1139): * Single equations (assignments): 1122 * Array equations: 10 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 7 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 6 {(3,100.0%) 20,(1,100.0%) 7,(2,100.0%) 24,(2,100.0%) 1,(2,100.0%) 1,(2,100.0%) 1} * Non-linear torn systems: 1 {1 7} Notification: Performance of prepare postOptimizeDAE: time 0.006713/1.64, allocations: 3.512 MB / 0.8006 GB, free: 174 MB / 0.5294 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001466/1.642, allocations: 0.5631 MB / 0.8011 GB, free: 173.7 MB / 0.5294 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01659/1.658, allocations: 10.24 MB / 0.8111 GB, free: 163.3 MB / 0.5294 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.01547/1.674, allocations: 8.962 MB / 0.8199 GB, free: 154.2 MB / 0.5294 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.01405/1.688, allocations: 8.829 MB / 0.8285 GB, free: 145.3 MB / 0.5294 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.814e-05/1.688, allocations: 19.89 kB / 0.8285 GB, free: 145.3 MB / 0.5294 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0383/1.726, allocations: 24.01 MB / 0.852 GB, free: 121.2 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.895e-05/1.726, allocations: 4.375 kB / 0.852 GB, free: 121.2 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003229/1.73, allocations: 0.6162 MB / 0.8526 GB, free: 120.6 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.008032/1.738, allocations: 2.973 MB / 0.8555 GB, free: 117.6 MB / 0.5294 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007305/1.738, allocations: 77.44 kB / 0.8556 GB, free: 117.5 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02374/1.762, allocations: 21.7 MB / 0.8767 GB, free: 95.46 MB / 0.5294 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.006112/1.768, allocations: 6.03 MB / 0.8826 GB, free: 89.21 MB / 0.5294 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0227/1.791, allocations: 15.3 MB / 0.8976 GB, free: 73.66 MB / 0.5294 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001758/1.793, allocations: 0.6107 MB / 0.8982 GB, free: 73.03 MB / 0.5294 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.00174/1.795, allocations: 64 kB / 0.8982 GB, free: 72.96 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00389/1.798, allocations: 271.6 kB / 0.8985 GB, free: 72.7 MB / 0.5294 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009018/1.799, allocations: 230 kB / 0.8987 GB, free: 72.47 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002776/1.8, allocations: 99.97 kB / 0.8988 GB, free: 72.38 MB / 0.5294 GB Notification: Performance of sorting global known variables: time 0.005575/1.805, allocations: 3.903 MB / 0.9026 GB, free: 68.48 MB / 0.5294 GB Notification: Performance of sort global known variables: time 1.2e-07/1.805, allocations: 0 / 0.9026 GB, free: 68.48 MB / 0.5294 GB Notification: Performance of remove unused functions: time 0.0119/1.817, allocations: 2.084 MB / 0.9047 GB, free: 66.41 MB / 0.5294 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 16 * Number of states: 8 ($STATESET2.x[2],$STATESET2.x[1],$STATESET1.x[2],$STATESET1.x[1],joint.phi_a,joint.phi_b,joint.w_a,joint.w_b) * 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 (280): * Single equations (assignments): 272 * Array equations: 4 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 3 {(4,75.0%) 19,(3,100.0%) 17,(3,100.0%) 8} * Non-linear torn systems: 1 {3 12} Notification: Performance of Backend phase and start with SimCode phase: time 0.001438/1.819, allocations: 276.5 kB / 0.9049 GB, free: 66.14 MB / 0.5294 GB Notification: Performance of simCode: created initialization part: time 0.01666/1.835, allocations: 11.3 MB / 0.916 GB, free: 54.77 MB / 0.5294 GB Notification: Performance of simCode: created event and clocks part: time 1.007e-05/1.835, allocations: 0.9375 kB / 0.916 GB, free: 54.77 MB / 0.5294 GB Notification: Performance of simCode: created simulation system equations: time 0.006977/1.842, allocations: 4.717 MB / 0.9206 GB, free: 50.01 MB / 0.5294 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004067/1.846, allocations: 0.795 MB / 0.9213 GB, free: 49.22 MB / 0.5294 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02686/1.873, allocations: 20.63 MB / 0.9415 GB, free: 28.49 MB / 0.5294 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005196/1.879, allocations: 5.532 MB / 0.9469 GB, free: 22.92 MB / 0.5294 GB Notification: Performance of simCode: alias equations: time 0.006885/1.885, allocations: 3.067 MB / 0.9499 GB, free: 19.84 MB / 0.5294 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001202/1.887, allocations: 407.3 kB / 0.9503 GB, free: 19.45 MB / 0.5294 GB Notification: Performance of SimCode: time 8.32e-07/1.887, allocations: 3.938 kB / 0.9503 GB, free: 19.44 MB / 0.5294 GB Notification: Performance of Templates: time 0.3101/2.197, allocations: 80.75 MB / 1.029 GB, free: 157.3 MB / 0.5294 GB make -j1 -f Modelica_trunk_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.makefile (rm -f Modelica_trunk_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.pipe ; mkfifo Modelica_trunk_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.pipe ; head -c 1048576 < Modelica_trunk_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.pipe >> ../files/Modelica_trunk_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.sim & ./Modelica_trunk_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Modelica_trunk_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.pipe 2>&1) diffSimulationResults("Modelica_trunk_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/Modelica/Mechanics/MultiBody/Examples/Constraints/UniversalConstraint/UniversalConstraint.csv","../files/Modelica_trunk_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches