Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.0.0_ModelicaTest.MultiBody.Sensors.CutTorque.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/ModelicaTest 4.0.0+maint.om/package.mo", uses=false) Using package ModelicaTest with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.0.0+maint.om/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: "" <> buildModelFMU(ModelicaTest.MultiBody.Sensors.CutTorque,fileNamePrefix="ModelicaTest_4_0_0_ModelicaTest_MultiBody_Sensors_CutTorque",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.MultiBody.Sensors.CutTorque,fileNamePrefix="ModelicaTest_4_0_0_ModelicaTest_MultiBody_Sensors_CutTorque",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008473/0.0008473, allocations: 93.42 kB / 17.35 MB, free: 6.34 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009074/0.0009074, allocations: 170.8 kB / 18.25 MB, free: 5.5 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.232/1.232, allocations: 223.3 MB / 242.3 MB, free: 188 kB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.0.0+maint.om/package.mo): time 0.1802/0.1802, allocations: 44.25 MB / 337.7 MB, free: 2.645 MB / 270.1 MB Notification: Performance of FrontEnd - loaded program: time 0.000268/0.0002681, allocations: 12.73 kB / 410.4 MB, free: 27.19 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.08655/0.08683, allocations: 61.92 MB / 472.4 MB, free: 13.23 MB / 350.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Sensors.CutTorque): time 0.2637/0.3506, allocations: 97.06 MB / 0.5561 GB, free: 11.04 MB / 398.1 MB Notification: Performance of NFInst.instExpressions: time 0.04497/0.3956, allocations: 18.88 MB / 0.5745 GB, free: 11.49 MB / 414.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.01884/0.4145, allocations: 446.9 kB / 0.5749 GB, free: 11.05 MB / 414.1 MB Notification: Performance of NFTyping.typeComponents: time 0.002218/0.4168, allocations: 0.6568 MB / 0.5756 GB, free: 10.39 MB / 414.1 MB Notification: Performance of NFTyping.typeBindings: time 0.00757/0.4244, allocations: 2.707 MB / 0.5782 GB, free: 7.68 MB / 414.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.00264/0.427, allocations: 1.256 MB / 0.5795 GB, free: 6.422 MB / 414.1 MB Notification: Performance of NFFlatten.flatten: time 0.01308/0.4401, allocations: 11.2 MB / 0.5904 GB, free: 11.2 MB / 430.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.01434/0.4545, allocations: 10.44 MB / 0.6006 GB, free: 0.6484 MB / 430.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003721/0.4582, allocations: 2.269 MB / 0.6028 GB, free: 14.37 MB / 446.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.004739/0.463, allocations: 3.543 MB / 0.6063 GB, free: 10.82 MB / 446.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0008636/0.4639, allocations: 256 kB / 0.6065 GB, free: 10.57 MB / 446.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002277/0.4662, allocations: 1.174 MB / 0.6077 GB, free: 9.391 MB / 446.1 MB Notification: Performance of NFScalarize.scalarize: time 0.002615/0.4688, allocations: 3.21 MB / 0.6108 GB, free: 6.172 MB / 446.1 MB Notification: Performance of NFVerifyModel.verify: time 0.002979/0.4718, allocations: 3.525 MB / 0.6142 GB, free: 2.617 MB / 446.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01019/0.482, allocations: 11.24 MB / 0.6252 GB, free: 7.324 MB / 462.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.032e-06/0.482, allocations: 4 kB / 0.6252 GB, free: 7.32 MB / 462.1 MB Notification: Performance of FrontEnd: time 1.914e-06/0.482, allocations: 0 / 0.6252 GB, free: 7.32 MB / 462.1 MB Notification: Performance of Transformations before backend: time 0.00028/0.4823, allocations: 0 / 0.6252 GB, free: 7.32 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: 2587 * Number of variables: 2587 Notification: Performance of Generate backend data structure: time 0.01312/0.4954, allocations: 7.218 MB / 0.6323 GB, free: 20 kB / 462.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.143e-05/0.4955, allocations: 8.031 kB / 0.6323 GB, free: 12 kB / 462.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002069/0.4976, allocations: 1.219 MB / 0.6335 GB, free: 14.78 MB / 478.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01011/0.5077, allocations: 2.685 MB / 0.6361 GB, free: 12.08 MB / 478.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01003/0.5177, allocations: 5.801 MB / 0.6418 GB, free: 6.203 MB / 478.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003847/0.5182, allocations: 450.8 kB / 0.6422 GB, free: 5.762 MB / 478.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001781/0.52, allocations: 0.5466 MB / 0.6427 GB, free: 5.215 MB / 478.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.03062/0.5506, allocations: 17.48 MB / 0.6598 GB, free: 2.598 MB / 494.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001988/0.5508, allocations: 75.25 kB / 0.6599 GB, free: 2.523 MB / 494.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006994/0.5515, allocations: 263.8 kB / 0.6601 GB, free: 2.266 MB / 494.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.004578/0.5561, allocations: 3.178 MB / 0.6632 GB, free: 15.09 MB / 0.4981 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02743/0.5836, allocations: 13.45 MB / 0.6763 GB, free: 1.613 MB / 0.4981 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.4472/1.031, allocations: 66.01 MB / 0.7408 GB, free: 141.3 MB / 0.5294 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01407/1.045, allocations: 5.402 MB / 0.7461 GB, free: 140.2 MB / 0.5294 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.002502/1.047, allocations: 2.112 MB / 0.7481 GB, free: 139.4 MB / 0.5294 GB Notification: Performance of preOpt evalFunc (simulation): time 0.01474/1.062, allocations: 10 MB / 0.7579 GB, free: 134.1 MB / 0.5294 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.763e-05/1.062, allocations: 58.44 kB / 0.758 GB, free: 134 MB / 0.5294 GB Notification: Performance of pre-optimization done (n=182): time 4.458e-06/1.062, allocations: 4.281 kB / 0.758 GB, free: 134 MB / 0.5294 GB Notification: Performance of matching and sorting (n=206): time 0.03079/1.093, allocations: 14.24 MB / 0.7719 GB, free: 126.3 MB / 0.5294 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.824e-05/1.093, allocations: 148.8 kB / 0.772 GB, free: 126.2 MB / 0.5294 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.006676/1.1, allocations: 6.413 MB / 0.7783 GB, free: 122.4 MB / 0.5294 GB Notification: Performance of collectPreVariables (initialization): time 0.0001694/1.1, allocations: 64.97 kB / 0.7783 GB, free: 122.3 MB / 0.5294 GB Notification: Performance of collectInitialEqns (initialization): time 0.002013/1.102, allocations: 5.243 MB / 0.7835 GB, free: 117.1 MB / 0.5294 GB Notification: Performance of collectInitialBindings (initialization): time 0.0004718/1.103, allocations: 0.8262 MB / 0.7843 GB, free: 116.3 MB / 0.5294 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005831/1.103, allocations: 0.7365 MB / 0.785 GB, free: 115.5 MB / 0.5294 GB Notification: Performance of setup shared object (initialization): time 3.93e-05/1.103, allocations: 301.1 kB / 0.7853 GB, free: 115.2 MB / 0.5294 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.002698/1.106, allocations: 2.308 MB / 0.7875 GB, free: 112.9 MB / 0.5294 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004883/1.111, allocations: 7.729 MB / 0.7951 GB, free: 102.7 MB / 0.5294 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.008576/1.119, allocations: 10.94 MB / 0.8058 GB, free: 89.16 MB / 0.5294 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001077/1.12, allocations: 56 kB / 0.8058 GB, free: 89.1 MB / 0.5294 GB Notification: Performance of matching and sorting (n=1103) (initialization): time 0.01269/1.132, allocations: 9.659 MB / 0.8153 GB, free: 79.44 MB / 0.5294 GB Notification: Performance of prepare postOptimizeDAE: time 8.891e-05/1.132, allocations: 89 kB / 0.8153 GB, free: 79.36 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001533/1.133, allocations: 192 kB / 0.8155 GB, free: 79.17 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0001641/1.133, allocations: 256 kB / 0.8158 GB, free: 78.92 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004957/1.138, allocations: 1.922 MB / 0.8176 GB, free: 76.99 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.000176/1.138, allocations: 378.5 kB / 0.818 GB, free: 76.62 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005182/1.143, allocations: 414.6 kB / 0.8184 GB, free: 76.22 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000581/1.144, allocations: 0.5168 MB / 0.8189 GB, free: 75.7 MB / 0.5294 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 879 * Number of states: 0 () * Number of discrete variables: 68 (cutTorque2b.torqueArrow.arrowLine.twoHeadedArrow,cutTorque2b.torqueArrow.headAtOrigin,cutTorque1b.torqueArrow.arrowLine.twoHeadedArrow,cutTorque1b.torqueArrow.headAtOrigin,cutTorque2a.torqueArrow.arrowLine.twoHeadedArrow,cutTorque2a.torqueArrow.headAtOrigin,cutTorque1a.torqueArrow.arrowLine.twoHeadedArrow,cutTorque1a.torqueArrow.headAtOrigin,rotate2b.color[3],rotate2b.color[2],rotate2b.color[1],body2b.sphereColor[3],body2b.sphereColor[2],body2b.sphereColor[1],translate2b.color[3],translate2b.color[2],translate2b.color[1],cutTorque2b.torqueColor[3],cutTorque2b.torqueColor[2],cutTorque2b.torqueColor[1],rotate1b.color[3],rotate1b.color[2],rotate1b.color[1],body1b.sphereColor[3],body1b.sphereColor[2],body1b.sphereColor[1],translate1b.color[3],translate1b.color[2],translate1b.color[1],cutTorque1b.torqueColor[3],cutTorque1b.torqueColor[2],cutTorque1b.torqueColor[1],rotate2a.color[3],rotate2a.color[2],rotate2a.color[1],rotate1a.color[3],rotate1a.color[2],rotate1a.color[1],body2a.sphereColor[3],body2a.sphereColor[2],body2a.sphereColor[1],translate2a.color[3],translate2a.color[2],translate2a.color[1],cutTorque2a.torqueColor[3],cutTorque2a.torqueColor[2],cutTorque2a.torqueColor[1],body1a.sphereColor[3],body1a.sphereColor[2],body1a.sphereColor[1],translate1a.color[3],translate1a.color[2],translate1a.color[1],cutTorque1a.torqueColor[3],cutTorque1a.torqueColor[2],cutTorque1a.torqueColor[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]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1039): * Single equations (assignments): 1028 * Array equations: 11 * 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 0.004325/1.148, allocations: 3.403 MB / 0.8222 GB, free: 72.29 MB / 0.5294 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007037/1.149, allocations: 0.5437 MB / 0.8228 GB, free: 71.74 MB / 0.5294 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001063/1.15, allocations: 0.629 MB / 0.8234 GB, free: 71.11 MB / 0.5294 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.93e-05/1.15, allocations: 24.72 kB / 0.8234 GB, free: 71.08 MB / 0.5294 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.061e-05/1.15, allocations: 4 kB / 0.8234 GB, free: 71.08 MB / 0.5294 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.471e-05/1.15, allocations: 11.95 kB / 0.8234 GB, free: 71.07 MB / 0.5294 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01877/1.169, allocations: 15.26 MB / 0.8383 GB, free: 55.14 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.041e-05/1.169, allocations: 48 kB / 0.8384 GB, free: 55.09 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001158/1.17, allocations: 447.1 kB / 0.8388 GB, free: 54.66 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (simulation): time 3.784e-05/1.17, allocations: 64 kB / 0.8388 GB, free: 54.59 MB / 0.5294 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001138/1.17, allocations: 96 kB / 0.8389 GB, free: 54.5 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.785e-05/1.17, allocations: 91.64 kB / 0.839 GB, free: 54.41 MB / 0.5294 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.706e-05/1.17, allocations: 71.69 kB / 0.8391 GB, free: 54.34 MB / 0.5294 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003602/1.174, allocations: 4.325 MB / 0.8433 GB, free: 49.31 MB / 0.5294 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00121/1.175, allocations: 0.6382 MB / 0.8439 GB, free: 48.65 MB / 0.5294 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004959/1.175, allocations: 105.1 kB / 0.844 GB, free: 48.55 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001744/1.177, allocations: 111.9 kB / 0.8442 GB, free: 48.44 MB / 0.5294 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002581/1.177, allocations: 314.5 kB / 0.8445 GB, free: 48.13 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001267/1.178, allocations: 133.1 kB / 0.8446 GB, free: 48 MB / 0.5294 GB Notification: Performance of sorting global known variables: time 0.005127/1.183, allocations: 4.001 MB / 0.8485 GB, free: 44.01 MB / 0.5294 GB Notification: Performance of sort global known variables: time 2.4e-07/1.183, allocations: 0 / 0.8485 GB, free: 44.01 MB / 0.5294 GB Notification: Performance of remove unused functions: time 0.00637/1.189, allocations: 1.356 MB / 0.8498 GB, free: 42.66 MB / 0.5294 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 211 * 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 (238): * Single equations (assignments): 235 * Array equations: 3 * 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 Backend phase and start with SimCode phase: time 0.003712/1.193, allocations: 5.035 MB / 0.8547 GB, free: 36.93 MB / 0.5294 GB Notification: Performance of simCode: created initialization part: time 0.007/1.2, allocations: 5.353 MB / 0.86 GB, free: 31.61 MB / 0.5294 GB Notification: Performance of simCode: created event and clocks part: time 1.948e-05/1.2, allocations: 4.062 kB / 0.86 GB, free: 31.61 MB / 0.5294 GB Notification: Performance of simCode: created simulation system equations: time 0.001256/1.201, allocations: 1.2 MB / 0.8611 GB, free: 30.42 MB / 0.5294 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.04017/1.241, allocations: 0.906 MB / 0.862 GB, free: 29.52 MB / 0.5294 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.2886/1.53, allocations: 83.7 MB / 0.9437 GB, free: 177 MB / 0.5607 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.006319/1.536, allocations: 5.249 MB / 0.9489 GB, free: 175.2 MB / 0.5607 GB Notification: Performance of simCode: alias equations: time 0.005763/1.542, allocations: 2.57 MB / 0.9514 GB, free: 175 MB / 0.5607 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002715/1.545, allocations: 3.427 MB / 0.9547 GB, free: 172.1 MB / 0.5607 GB Notification: Performance of SimCode: time 7.71e-07/1.545, allocations: 0 / 0.9547 GB, free: 172.1 MB / 0.5607 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1051/1.65, allocations: 97.52 MB / 1.05 GB, free: 85.67 MB / 0.5607 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001214/1.65, allocations: 192.3 kB / 1.05 GB, free: 85.42 MB / 0.5607 GB Notification: Performance of buildModelFMU: Generate platform static: time 4.22/5.87, allocations: 0 / 1.05 GB, free: 85.42 MB / 0.5607 GB (rm -f ModelicaTest_4.0.0_ModelicaTest.MultiBody.Sensors.CutTorque.pipe ; mkfifo ModelicaTest_4.0.0_ModelicaTest.MultiBody.Sensors.CutTorque.pipe ; head -c 1048576 < ModelicaTest_4.0.0_ModelicaTest.MultiBody.Sensors.CutTorque.pipe >> ../files/ModelicaTest_4.0.0_ModelicaTest.MultiBody.Sensors.CutTorque.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=ModelicaTest_4.0.0_ModelicaTest.MultiBody.Sensors.CutTorque_res.mat --tempDir=temp_ModelicaTest_4_0_0_ModelicaTest_MultiBody_Sensors_CutTorque_fmu --startTime=0 --stopTime=1.1 --timeout=50 --tolerance=1e-06 ModelicaTest_4_0_0_ModelicaTest_MultiBody_Sensors_CutTorque.fmu > ModelicaTest_4.0.0_ModelicaTest.MultiBody.Sensors.CutTorque.pipe 2>&1) diffSimulationResults("ModelicaTest_4.0.0_ModelicaTest.MultiBody.Sensors.CutTorque_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/ModelicaTest/MultiBody/Sensors/CutTorque/CutTorque.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_4.0.0_ModelicaTest.MultiBody.Sensors.CutTorque.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches