Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr ModelicaTest_trunk_cpp_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit.conf.json 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) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/package.mo", uses=false) Using package ModelicaTest with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/package.mo) Using package ModelicaServices with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo) 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) Running command: translateModel(ModelicaTest.MultiBody.Joints.FreeMotionScalarInit,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|freeMotionScalarInit.angle_1|freeMotionScalarInit.angle_2|freeMotionScalarInit.angle_3|freeMotionScalarInit.angle_d_1|freeMotionScalarInit.angle_d_2|freeMotionScalarInit.angle_d_3|freeMotionScalarInit.r_rel_a_1|freeMotionScalarInit.r_rel_a_2|freeMotionScalarInit.r_rel_a_3|freeMotionScalarInit.v_rel_a_1|freeMotionScalarInit.v_rel_a_2|freeMotionScalarInit.v_rel_a_3",fileNamePrefix="ModelicaTest_trunk_cpp_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit") translateModel(ModelicaTest.MultiBody.Joints.FreeMotionScalarInit,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|freeMotionScalarInit.angle_1|freeMotionScalarInit.angle_2|freeMotionScalarInit.angle_3|freeMotionScalarInit.angle_d_1|freeMotionScalarInit.angle_d_2|freeMotionScalarInit.angle_d_3|freeMotionScalarInit.r_rel_a_1|freeMotionScalarInit.r_rel_a_2|freeMotionScalarInit.r_rel_a_3|freeMotionScalarInit.v_rel_a_1|freeMotionScalarInit.v_rel_a_2|freeMotionScalarInit.v_rel_a_3",fileNamePrefix="ModelicaTest_trunk_cpp_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.001086/0.001086, allocations: 201.7 kB / 15.8 MB, free: 6.309 MB / 13.93 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.256/1.256, allocations: 226.5 MB / 243.1 MB, free: 12.58 MB / 202.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.0007734/0.0007734, allocations: 102.5 kB / 295.1 MB, free: 4.426 MB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/package.mo): time 0.1789/0.1789, allocations: 44.85 MB / 392 MB, free: 11.41 MB / 330.7 MB Notification: Performance of FrontEnd - loaded program: time 0.0002548/0.0002549, allocations: 12 kB / 464.7 MB, free: 68.11 MB / 346.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.09152/0.09179, allocations: 62.96 MB / 0.5153 GB, free: 5.145 MB / 346.7 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Joints.FreeMotionScalarInit): time 0.02507/0.1169, allocations: 30.45 MB / 0.5451 GB, free: 6.598 MB / 378.7 MB Notification: Performance of NFInst.instExpressions: time 0.225/0.3419, allocations: 7.177 MB / 0.5521 GB, free: 9.875 MB / 378.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.006063/0.3481, allocations: 141 kB / 0.5522 GB, free: 9.875 MB / 378.7 MB Notification: Performance of NFTyping.typeComponents: time 0.004638/0.3527, allocations: 1.514 MB / 0.5537 GB, free: 9.875 MB / 378.7 MB Notification: Performance of NFTyping.typeBindings: time 0.01257/0.3653, allocations: 4.511 MB / 0.5581 GB, free: 9.656 MB / 378.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.001802/0.3671, allocations: 409.1 kB / 0.5585 GB, free: 9.645 MB / 378.7 MB Notification: Performance of NFFlatten.flatten: time 0.006698/0.3738, allocations: 4.193 MB / 0.5626 GB, free: 9.633 MB / 378.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.006161/0.38, allocations: 3.327 MB / 0.5658 GB, free: 9.219 MB / 378.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.002433/0.3825, allocations: 1.095 MB / 0.5669 GB, free: 8.953 MB / 378.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002661/0.3852, allocations: 1.746 MB / 0.5686 GB, free: 8.359 MB / 378.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0008007/0.386, allocations: 138.8 kB / 0.5687 GB, free: 8.359 MB / 378.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002347/0.3884, allocations: 0.8591 MB / 0.5696 GB, free: 8.129 MB / 378.7 MB Notification: Performance of NFScalarize.scalarize: time 0.002048/0.3905, allocations: 1.594 MB / 0.5711 GB, free: 7.578 MB / 378.7 MB Notification: Performance of NFVerifyModel.verify: time 0.001521/0.392, allocations: 0.8125 MB / 0.5719 GB, free: 7.379 MB / 378.7 MB Notification: Performance of NFConvertDAE.convert: time 0.006066/0.3981, allocations: 5.368 MB / 0.5772 GB, free: 4.5 MB / 378.7 MB Notification: Performance of FrontEnd - DAE generated: time 6.212e-06/0.3981, allocations: 2.531 kB / 0.5772 GB, free: 4.5 MB / 378.7 MB Notification: Performance of FrontEnd: time 1.984e-06/0.3981, allocations: 0 / 0.5772 GB, free: 4.5 MB / 378.7 MB Notification: Performance of Transformations before backend: time 0.000279/0.3984, allocations: 0 / 0.5772 GB, free: 4.5 MB / 378.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1651 * Number of variables: 1651 Notification: Performance of Generate backend data structure: time 0.01034/0.4088, allocations: 4.091 MB / 0.5812 GB, free: 2.023 MB / 378.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.498e-05/0.4088, allocations: 8.562 kB / 0.5812 GB, free: 2.023 MB / 378.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.009952/0.4188, allocations: 3.205 MB / 0.5843 GB, free: 0.5039 MB / 378.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004361/0.4232, allocations: 2.022 MB / 0.5863 GB, free: 15.64 MB / 394.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002117/0.4234, allocations: 217.7 kB / 0.5865 GB, free: 15.63 MB / 394.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001223/0.4246, allocations: 295.6 kB / 0.5868 GB, free: 15.63 MB / 394.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01764/0.4423, allocations: 11.11 MB / 0.5976 GB, free: 7.777 MB / 394.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 9.288e-05/0.4424, allocations: 34.77 kB / 0.5976 GB, free: 7.746 MB / 394.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003975/0.4428, allocations: 134 kB / 0.5978 GB, free: 7.715 MB / 394.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.00377/0.4466, allocations: 2.566 MB / 0.6003 GB, free: 5.574 MB / 394.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01933/0.4659, allocations: 10.35 MB / 0.6104 GB, free: 12.57 MB / 410.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05174/0.5177, allocations: 35.5 MB / 0.645 GB, free: 8.516 MB / 442.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.007337/0.5251, allocations: 4.293 MB / 0.6492 GB, free: 3.988 MB / 442.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.002822/0.528, allocations: 2.109 MB / 0.6513 GB, free: 1.883 MB / 442.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.001103/0.5291, allocations: 1.321 MB / 0.6526 GB, free: 360 kB / 442.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.722e-05/0.5291, allocations: 52.56 kB / 0.6526 GB, free: 296 kB / 442.7 MB Notification: Performance of pre-optimization done (n=235): time 4.559e-06/0.5292, allocations: 0 / 0.6526 GB, free: 296 kB / 442.7 MB Notification: Performance of matching and sorting (n=256): time 0.03744/0.5666, allocations: 13.68 MB / 0.666 GB, free: 2.566 MB / 458.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 4.92e-05/0.5667, allocations: 75.05 kB / 0.6661 GB, free: 2.484 MB / 458.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.004112/0.5708, allocations: 2.74 MB / 0.6688 GB, free: 15.73 MB / 474.7 MB Notification: Performance of collectPreVariables (initialization): time 0.000399/0.5712, allocations: 61.7 kB / 0.6688 GB, free: 15.66 MB / 474.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.001766/0.573, allocations: 2.86 MB / 0.6716 GB, free: 12.82 MB / 474.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.001052/0.5741, allocations: 0.9432 MB / 0.6725 GB, free: 11.88 MB / 474.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002389/0.5743, allocations: 116 kB / 0.6726 GB, free: 11.77 MB / 474.7 MB Notification: Performance of setup shared object (initialization): time 0.0003267/0.5746, allocations: 0.5499 MB / 0.6732 GB, free: 11.21 MB / 474.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003144/0.5778, allocations: 2.283 MB / 0.6754 GB, free: 8.922 MB / 474.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005321/0.5831, allocations: 5.375 MB / 0.6807 GB, free: 2.043 MB / 474.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.005067/0.5882, allocations: 3.517 MB / 0.6841 GB, free: 14.54 MB / 490.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.914e-05/0.5883, allocations: 31.95 kB / 0.6841 GB, free: 14.51 MB / 490.7 MB Notification: Performance of matching and sorting (n=758) (initialization): time 0.01454/0.6028, allocations: 8.381 MB / 0.6923 GB, free: 6.109 MB / 490.7 MB Notification: Performance of prepare postOptimizeDAE: time 6.279e-05/0.6029, allocations: 55.94 kB / 0.6924 GB, free: 6.055 MB / 490.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001239/0.6031, allocations: 108 kB / 0.6925 GB, free: 5.949 MB / 490.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.00337/0.6064, allocations: 1.052 MB / 0.6935 GB, free: 4.887 MB / 490.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004178/0.6106, allocations: 1.294 MB / 0.6947 GB, free: 3.59 MB / 490.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002593/0.6132, allocations: 2.458 MB / 0.6971 GB, free: 0.9922 MB / 490.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003343/0.6166, allocations: 311.1 kB / 0.6974 GB, free: 0.6914 MB / 490.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005619/0.6172, allocations: 332 kB / 0.6978 GB, free: 376 kB / 490.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 489 * Number of states: 0 () * Number of discrete variables: 26 (freeMotionScalarInit.arrow.arrow.arrowLine.twoHeadedArrow,freeMotionScalarInit.arrow.headAtOrigin,frame_a1.color_x[3],frame_a1.color_x[2],frame_a1.color_x[1],frame_a.color_x[3],frame_a.color_x[2],frame_a.color_x[1],body.sphereColor[3],body.sphereColor[2],body.sphereColor[1],freeMotionScalarInit.arrowColor[3],freeMotionScalarInit.arrowColor[2],freeMotionScalarInit.arrowColor[1],world.groundColor[3],world.groundColor[2],world.groundColor[1],world.gravitySphereColor[3],world.gravitySphereColor[2],world.gravitySphereColor[1],world.gravityArrowColor[3],world.gravityArrowColor[2],world.gravityArrowColor[1],world.axisColor_x[3],world.axisColor_x[2],world.axisColor_x[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (705): * Single equations (assignments): 696 * Array equations: 6 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 2 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 2 {(2,100.0%),(3,100.0%)} * Non-linear Jacobian: 0 * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(2,100.0%) 1} * Non-linear torn systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.003445/0.6206, allocations: 2.214 MB / 0.6999 GB, free: 14.14 MB / 0.4948 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003979/0.621, allocations: 276.4 kB / 0.7002 GB, free: 13.87 MB / 0.4948 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.008262/0.6293, allocations: 4.942 MB / 0.705 GB, free: 8.863 MB / 0.4948 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.999e-05/0.6294, allocations: 51.97 kB / 0.7051 GB, free: 8.812 MB / 0.4948 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.025e-06/0.6294, allocations: 4 kB / 0.7051 GB, free: 8.809 MB / 0.4948 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.95e-05/0.6294, allocations: 11.95 kB / 0.7051 GB, free: 8.797 MB / 0.4948 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01779/0.6472, allocations: 11.31 MB / 0.7161 GB, free: 13.37 MB / 0.5105 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.99e-05/0.6473, allocations: 8 kB / 0.7161 GB, free: 13.36 MB / 0.5105 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001602/0.6489, allocations: 407.4 kB / 0.7165 GB, free: 12.96 MB / 0.5105 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.003061/0.652, allocations: 0.9115 MB / 0.7174 GB, free: 12.04 MB / 0.5105 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001961/0.6522, allocations: 55.98 kB / 0.7175 GB, free: 11.99 MB / 0.5105 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002258/0.6544, allocations: 2.28 MB / 0.7197 GB, free: 9.57 MB / 0.5105 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.325e-06/0.6545, allocations: 11.94 kB / 0.7197 GB, free: 9.559 MB / 0.5105 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0106/0.6651, allocations: 7.348 MB / 0.7269 GB, free: 2.047 MB / 0.5105 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006604/0.6658, allocations: 325.4 kB / 0.7272 GB, free: 1.707 MB / 0.5105 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003304/0.6661, allocations: 48 kB / 0.7272 GB, free: 1.66 MB / 0.5105 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001092/0.6672, allocations: 135.2 kB / 0.7274 GB, free: 1.531 MB / 0.5105 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002651/0.6675, allocations: 157.6 kB / 0.7275 GB, free: 1.375 MB / 0.5105 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000157/0.6676, allocations: 75.98 kB / 0.7276 GB, free: 1.301 MB / 0.5105 GB Notification: Performance of sorting global known variables: time 0.002258/0.6699, allocations: 1.661 MB / 0.7292 GB, free: 15.63 MB / 0.5261 GB Notification: Performance of sort global known variables: time 1.4e-07/0.6699, allocations: 0 / 0.7292 GB, free: 15.63 MB / 0.5261 GB Notification: Performance of remove unused functions: time 0.003533/0.6734, allocations: 0.9836 MB / 0.7302 GB, free: 14.65 MB / 0.5261 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 33 * Number of states: 12 (freeMotionScalarInit.r_rel_a_1,freeMotionScalarInit.r_rel_a_2,freeMotionScalarInit.r_rel_a_3,freeMotionScalarInit.v_rel_a_1,freeMotionScalarInit.v_rel_a_2,freeMotionScalarInit.v_rel_a_3,freeMotionScalarInit.angle_1,freeMotionScalarInit.angle_2,freeMotionScalarInit.angle_3,freeMotionScalarInit.angle_d_1,freeMotionScalarInit.angle_d_2,freeMotionScalarInit.angle_d_3) * 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 (206): * Single equations (assignments): 197 * Array equations: 6 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 2 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 2 {(2,100.0%),(3,100.0%)} * Non-linear Jacobian: 0 * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(2,100.0%) 1} * Non-linear torn systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0004085/0.6739, allocations: 187.6 kB / 0.7303 GB, free: 14.46 MB / 0.5261 GB Notification: Performance of simCode: created initialization part: time 0.008737/0.6826, allocations: 6.023 MB / 0.7362 GB, free: 8.406 MB / 0.5261 GB Notification: Performance of simCode: created event and clocks part: time 5.981e-06/0.6826, allocations: 0 / 0.7362 GB, free: 8.406 MB / 0.5261 GB Notification: Performance of simCode: created simulation system equations: time 0.003923/0.6866, allocations: 2.553 MB / 0.7387 GB, free: 5.793 MB / 0.5261 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002094/0.6887, allocations: 428 kB / 0.7391 GB, free: 5.383 MB / 0.5261 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0174/0.7061, allocations: 13.17 MB / 0.752 GB, free: 8.086 MB / 0.5417 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003523/0.7097, allocations: 3.423 MB / 0.7553 GB, free: 4.625 MB / 0.5417 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001054/0.7107, allocations: 275.4 kB / 0.7556 GB, free: 4.355 MB / 0.5417 GB Notification: Performance of SimCode: time 6.42e-07/0.7107, allocations: 0 / 0.7556 GB, free: 4.355 MB / 0.5417 GB Notification: Performance of Templates: time 0.2922/1.003, allocations: 116.6 MB / 0.8695 GB, free: 102.5 MB / 0.5417 GB make -j1 -f ModelicaTest_trunk_cpp_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit.makefile (rm -f ModelicaTest_trunk_cpp_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit.pipe ; mkfifo ModelicaTest_trunk_cpp_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit.pipe ; head -c 1048576 < ModelicaTest_trunk_cpp_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit.pipe >> ../files/ModelicaTest_trunk_cpp_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit.sim & ./ModelicaTest_trunk_cpp_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit --alarm=480 -emit_protected > ModelicaTest_trunk_cpp_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit.pipe 2>&1) diffSimulationResults("ModelicaTest_trunk_cpp_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/ModelicaTest/MultiBody/Joints/FreeMotionScalarInit/FreeMotionScalarInit.csv","../files/ModelicaTest_trunk_cpp_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches