Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Damper2.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 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaTest with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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.Forces.Damper2,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_MultiBody_Forces_Damper2",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.MultiBody.Forces.Damper2,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_MultiBody_Forces_Damper2",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 0.001695/0.001695, allocations: 105.2 kB / 16.27 MB, free: 5.965 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001909/0.00191, allocations: 189.4 kB / 17.19 MB, free: 5.602 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.454/1.454, allocations: 205.1 MB / 223.1 MB, free: 12.28 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo): time 0.1965/0.1965, allocations: 43.53 MB / 313.9 MB, free: 0.5234 MB / 254.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.00146/0.00146, allocations: 63.81 kB / 382.8 MB, free: 56.71 MB / 318.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1035/0.1049, allocations: 57.79 MB / 440.6 MB, free: 6.82 MB / 318.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Forces.Damper2): time 0.01717/0.1221, allocations: 17.68 MB / 458.3 MB, free: 5.055 MB / 334.1 MB Notification: Performance of NFInst.instExpressions: time 0.01484/0.1371, allocations: 5.259 MB / 463.6 MB, free: 15.78 MB / 350.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.004648/0.1418, allocations: 107.7 kB / 463.7 MB, free: 15.68 MB / 350.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0104/0.1522, allocations: 5.237 MB / 468.9 MB, free: 10.42 MB / 350.1 MB Notification: Performance of NFTyping.typeBindings: time 0.007648/0.1599, allocations: 2.738 MB / 471.6 MB, free: 7.672 MB / 350.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.003301/0.1632, allocations: 1.209 MB / 472.9 MB, free: 6.461 MB / 350.1 MB Notification: Performance of NFFlatten.flatten: time 0.01083/0.1741, allocations: 7.078 MB / 479.9 MB, free: 15.37 MB / 366.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.009523/0.1837, allocations: 6.567 MB / 486.5 MB, free: 8.73 MB / 366.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.005443/0.1891, allocations: 2.8 MB / 489.3 MB, free: 5.922 MB / 366.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.006329/0.1955, allocations: 4.015 MB / 493.3 MB, free: 1.895 MB / 366.1 MB Notification: Performance of NFPackage.collectConstants: time 0.00239/0.1979, allocations: 0.6289 MB / 493.9 MB, free: 1.266 MB / 366.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.004899/0.2028, allocations: 1.327 MB / 495.3 MB, free: 15.93 MB / 382.1 MB Notification: Performance of NFScalarize.scalarize: time 0.005478/0.2084, allocations: 3.511 MB / 498.8 MB, free: 12.42 MB / 382.1 MB Notification: Performance of NFVerifyModel.verify: time 0.01031/0.2187, allocations: 4.059 MB / 0.4911 GB, free: 8.336 MB / 382.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01711/0.2358, allocations: 11.87 MB / 0.5026 GB, free: 12.43 MB / 398.1 MB Notification: Performance of FrontEnd - DAE generated: time 1.141e-05/0.2359, allocations: 3.984 kB / 0.5026 GB, free: 12.42 MB / 398.1 MB Notification: Performance of FrontEnd: time 2.846e-06/0.2359, allocations: 0 / 0.5026 GB, free: 12.42 MB / 398.1 MB Notification: Performance of Transformations before backend: time 0.0005574/0.2365, allocations: 0 / 0.5026 GB, free: 12.42 MB / 398.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2765 * Number of variables: 2765 Notification: Performance of Generate backend data structure: time 0.02328/0.2598, allocations: 8.343 MB / 0.5108 GB, free: 3.988 MB / 398.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.271e-05/0.2598, allocations: 11.89 kB / 0.5108 GB, free: 3.977 MB / 398.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.004116/0.264, allocations: 1.294 MB / 0.5121 GB, free: 2.672 MB / 398.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01271/0.2767, allocations: 2.759 MB / 0.5148 GB, free: 15.9 MB / 414.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01055/0.2873, allocations: 5.154 MB / 0.5198 GB, free: 10.68 MB / 414.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005196/0.2878, allocations: 463.7 kB / 0.5202 GB, free: 10.23 MB / 414.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00245/0.2903, allocations: 0.5895 MB / 0.5208 GB, free: 9.641 MB / 414.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.4127/0.703, allocations: 21.25 MB / 0.5416 GB, free: 76 MB / 414.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002356/0.7033, allocations: 77.95 kB / 0.5416 GB, free: 75.96 MB / 414.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001002/0.7043, allocations: 284.2 kB / 0.5419 GB, free: 75.83 MB / 414.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.005634/0.71, allocations: 3.547 MB / 0.5454 GB, free: 75.19 MB / 414.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03858/0.7486, allocations: 17.27 MB / 0.5622 GB, free: 65.07 MB / 414.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.07204/0.8206, allocations: 67.92 MB / 0.6286 GB, free: 12.1 MB / 430.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.01847/0.8392, allocations: 6.754 MB / 0.6352 GB, free: 5.195 MB / 430.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.004062/0.8433, allocations: 2.315 MB / 0.6374 GB, free: 2.867 MB / 430.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.01844/0.8617, allocations: 9.824 MB / 0.647 GB, free: 8.711 MB / 446.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01523/0.877, allocations: 4.386 MB / 0.6513 GB, free: 4.27 MB / 446.1 MB Notification: Performance of pre-optimization done (n=299): time 1.103e-05/0.877, allocations: 0 / 0.6513 GB, free: 4.27 MB / 446.1 MB Notification: Performance of matching and sorting (n=333): time 0.07029/0.9473, allocations: 23.12 MB / 0.6739 GB, free: 12.99 MB / 478.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001079/0.9475, allocations: 170.7 kB / 0.674 GB, free: 12.79 MB / 478.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01107/0.9586, allocations: 6.084 MB / 0.68 GB, free: 6.695 MB / 478.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0006465/0.9592, allocations: 77.7 kB / 0.6801 GB, free: 6.613 MB / 478.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.004793/0.9641, allocations: 5.304 MB / 0.6852 GB, free: 1.238 MB / 478.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.001776/0.9659, allocations: 1.269 MB / 0.6865 GB, free: 15.95 MB / 494.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.004313/0.9702, allocations: 1.928 MB / 0.6884 GB, free: 14.01 MB / 494.1 MB Notification: Performance of setup shared object (initialization): time 9.326e-05/0.9703, allocations: 301.1 kB / 0.6887 GB, free: 13.71 MB / 494.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005662/0.976, allocations: 2.865 MB / 0.6914 GB, free: 10.84 MB / 494.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01081/0.9868, allocations: 8.678 MB / 0.6999 GB, free: 15.29 MB / 0.4982 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01578/1.003, allocations: 12.56 MB / 0.7122 GB, free: 15.81 MB / 0.5138 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0002126/1.003, allocations: 56 kB / 0.7122 GB, free: 15.76 MB / 0.5138 GB Notification: Performance of matching and sorting (n=1284) (initialization): time 0.02361/1.026, allocations: 11.32 MB / 0.7233 GB, free: 4.391 MB / 0.5138 GB Notification: Performance of prepare postOptimizeDAE: time 0.0003201/1.027, allocations: 121.7 kB / 0.7234 GB, free: 4.266 MB / 0.5138 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0003706/1.027, allocations: 204 kB / 0.7236 GB, free: 4.066 MB / 0.5138 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0003866/1.028, allocations: 272 kB / 0.7239 GB, free: 3.801 MB / 0.5138 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008739/1.036, allocations: 2.359 MB / 0.7262 GB, free: 1.438 MB / 0.5138 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0005468/1.037, allocations: 406.4 kB / 0.7266 GB, free: 1.039 MB / 0.5138 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007968/1.045, allocations: 483.5 kB / 0.727 GB, free: 0.5664 MB / 0.5138 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.25/1.295, allocations: 0.5718 MB / 0.7276 GB, free: 167.9 MB / 0.5138 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 934 * Number of states: 0 () * Number of discrete variables: 77 (trapezoid.count,$PRE.trapezoid.count,trapezoid.T_start,$PRE.trapezoid.T_start,$whenCondition1,fixedTranslation1.color[3],fixedTranslation1.color[2],fixedTranslation1.color[1],fixedTranslation.color[3],fixedTranslation.color[2],fixedTranslation.color[1],body2.sphereColor[3],body2.sphereColor[2],body2.sphereColor[1],force2.connectionLineColor[3],force2.connectionLineColor[2],force2.connectionLineColor[1],force2.forceColor[3],force2.forceColor[2],force2.forceColor[1],prismatic2.boxColor[3],prismatic2.boxColor[2],prismatic2.boxColor[1],damper2.color_b[3],damper2.color_b[2],damper2.color_b[1],damper2.color_a[3],damper2.color_a[2],damper2.color_a[1],body1.sphereColor[3],body1.sphereColor[2],body1.sphereColor[1],force1.connectionLineColor[3],force1.connectionLineColor[2],force1.connectionLineColor[1],force1.forceColor[3],force1.forceColor[2],force1.forceColor[1],prismatic1.boxColor[3],prismatic1.boxColor[2],prismatic1.boxColor[1],damper1.color_b[3],damper1.color_b[2],damper1.color_b[1],damper1.color_a[3],damper1.color_a[2],damper1.color_a[1],body.sphereColor[3],body.sphereColor[2],body.sphereColor[1],force.connectionLineColor[3],force.connectionLineColor[2],force.connectionLineColor[1],force.forceColor[3],force.forceColor[2],force.forceColor[1],prismatic.boxColor[3],prismatic.boxColor[2],prismatic.boxColor[1],damper.color_b[3],damper.color_b[2],damper.color_b[1],damper.color_a[3],damper.color_a[2],damper.color_a[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 (1259): * Single equations (assignments): 1255 * Array equations: 3 * Algorithm blocks: 1 * 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 0.006448/1.301, allocations: 3.395 MB / 0.7309 GB, free: 167.7 MB / 0.5138 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001196/1.303, allocations: 0.5526 MB / 0.7314 GB, free: 167.7 MB / 0.5138 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.006337/1.309, allocations: 3.528 MB / 0.7349 GB, free: 167.5 MB / 0.5138 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.654e-05/1.309, allocations: 38.73 kB / 0.7349 GB, free: 167.5 MB / 0.5138 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.508e-05/1.309, allocations: 1.312 kB / 0.7349 GB, free: 167.5 MB / 0.5138 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.07e-05/1.309, allocations: 19.16 kB / 0.7349 GB, free: 167.5 MB / 0.5138 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02748/1.337, allocations: 13.77 MB / 0.7484 GB, free: 162.4 MB / 0.5138 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.412e-05/1.337, allocations: 32 kB / 0.7484 GB, free: 162.4 MB / 0.5138 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002395/1.339, allocations: 0.6595 MB / 0.7491 GB, free: 162.3 MB / 0.5138 GB Notification: Performance of postOpt tearingSystem (simulation): time 3.403e-05/1.339, allocations: 47.22 kB / 0.7491 GB, free: 162.3 MB / 0.5138 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000177/1.339, allocations: 103.8 kB / 0.7492 GB, free: 162.3 MB / 0.5138 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.361e-05/1.339, allocations: 66.28 kB / 0.7493 GB, free: 162.3 MB / 0.5138 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.098e-05/1.339, allocations: 53.12 kB / 0.7493 GB, free: 162.3 MB / 0.5138 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.007346/1.347, allocations: 6.222 MB / 0.7554 GB, free: 158.9 MB / 0.5138 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001776/1.349, allocations: 0.8429 MB / 0.7562 GB, free: 158.6 MB / 0.5138 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006588/1.349, allocations: 101.5 kB / 0.7563 GB, free: 158.6 MB / 0.5138 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002106/1.351, allocations: 160.7 kB / 0.7565 GB, free: 158.5 MB / 0.5138 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000492/1.352, allocations: 308.4 kB / 0.7568 GB, free: 158.4 MB / 0.5138 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002033/1.352, allocations: 133.7 kB / 0.7569 GB, free: 158.4 MB / 0.5138 GB Notification: Performance of sorting global known variables: time 0.006941/1.359, allocations: 3.788 MB / 0.7606 GB, free: 157.2 MB / 0.5138 GB Notification: Performance of sort global known variables: time 3.91e-07/1.359, allocations: 0 / 0.7606 GB, free: 157.2 MB / 0.5138 GB Notification: Performance of remove unused functions: time 0.008742/1.368, allocations: 1.569 MB / 0.7621 GB, free: 157 MB / 0.5138 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 148 * Number of states: 7 (prismatic.s,prismatic.v,prismatic1.s,prismatic1.v,heatCapacitor.T,prismatic2.s,prismatic2.v) * Number of discrete variables: 3 ($whenCondition1,trapezoid.T_start,trapezoid.count) * Number of discrete states: 1 (trapezoid.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (320): * Single equations (assignments): 315 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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 0.008716/1.377, allocations: 6.946 MB / 0.7689 GB, free: 152.7 MB / 0.5138 GB Notification: Performance of simCode: created initialization part: time 0.01247/1.389, allocations: 7.552 MB / 0.7763 GB, free: 146.9 MB / 0.5138 GB Notification: Performance of simCode: created event and clocks part: time 3.122e-05/1.389, allocations: 4 kB / 0.7763 GB, free: 146.9 MB / 0.5138 GB Notification: Performance of simCode: created simulation system equations: time 0.003435/1.393, allocations: 1.882 MB / 0.7781 GB, free: 145.2 MB / 0.5138 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.006462/1.399, allocations: 0.8056 MB / 0.7789 GB, free: 144.5 MB / 0.5138 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1106/1.51, allocations: 88.71 MB / 0.8655 GB, free: 42.55 MB / 0.5138 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.008201/1.518, allocations: 5.148 MB / 0.8706 GB, free: 37.37 MB / 0.5138 GB Notification: Performance of simCode: alias equations: time 0.008053/1.526, allocations: 2.758 MB / 0.8733 GB, free: 34.6 MB / 0.5138 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.005472/1.532, allocations: 3.471 MB / 0.8766 GB, free: 31.13 MB / 0.5138 GB Notification: Performance of SimCode: time 1.693e-06/1.532, allocations: 0 / 0.8766 GB, free: 31.13 MB / 0.5138 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.3577/1.889, allocations: 106.8 MB / 0.9809 GB, free: 148.3 MB / 0.5294 GB Notification: Performance of buildModelFMU: Generate platform static: time 11.28/13.16, allocations: 4.766 kB / 0.9809 GB, free: 148.3 MB / 0.5294 GB (rm -f ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Damper2.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Damper2.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Damper2.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Damper2.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Damper2_res.mat --tempDir=temp_ModelicaTest_3_2_3_ModelicaTest_MultiBody_Forces_Damper2_fmu --startTime=0 --stopTime=7 --timeout=50 --tolerance=1e-06 ModelicaTest_3_2_3_ModelicaTest_MultiBody_Forces_Damper2.fmu > ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Damper2.pipe 2>&1) diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Damper2_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/MultiBody/Forces/Damper2/Damper2.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Damper2.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches