Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.SpringDamperSeries.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.SpringDamperSeries,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_MultiBody_Forces_SpringDamperSeries",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.MultiBody.Forces.SpringDamperSeries,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_MultiBody_Forces_SpringDamperSeries",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 0.001596/0.001596, allocations: 105 kB / 16.41 MB, free: 6.484 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001647/0.001647, allocations: 192.2 kB / 17.34 MB, free: 5.738 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.318/1.318, allocations: 205.1 MB / 223.2 MB, free: 12.23 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo): time 0.195/0.195, allocations: 43.53 MB / 314.1 MB, free: 452 kB / 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 0.001564/0.001564, allocations: 69.45 kB / 441.3 MB, free: 6.152 MB / 318.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.09944/0.101, allocations: 57.79 MB / 499.1 MB, free: 12.29 MB / 382.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Forces.SpringDamperSeries): time 0.0124/0.1135, allocations: 10.58 MB / 0.4977 GB, free: 1.656 MB / 382.1 MB Notification: Performance of NFInst.instExpressions: time 0.006431/0.1199, allocations: 3.245 MB / 0.5009 GB, free: 14.41 MB / 398.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001337/0.1213, allocations: 55.88 kB / 0.5009 GB, free: 14.35 MB / 398.1 MB Notification: Performance of NFTyping.typeComponents: time 0.004543/0.1259, allocations: 2.367 MB / 0.5033 GB, free: 11.98 MB / 398.1 MB Notification: Performance of NFTyping.typeBindings: time 0.003322/0.1293, allocations: 1.217 MB / 0.5044 GB, free: 10.75 MB / 398.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.00144/0.1307, allocations: 0.5185 MB / 0.505 GB, free: 10.23 MB / 398.1 MB Notification: Performance of NFFlatten.flatten: time 0.00397/0.1347, allocations: 2.979 MB / 0.5079 GB, free: 7.246 MB / 398.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.003822/0.1386, allocations: 3.025 MB / 0.5108 GB, free: 4.168 MB / 398.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.002097/0.1407, allocations: 1.285 MB / 0.5121 GB, free: 2.879 MB / 398.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002802/0.1435, allocations: 1.732 MB / 0.5138 GB, free: 1.141 MB / 398.1 MB Notification: Performance of NFPackage.collectConstants: time 0.001067/0.1446, allocations: 292 kB / 0.514 GB, free: 0.8555 MB / 398.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002457/0.1471, allocations: 0.9831 MB / 0.515 GB, free: 15.87 MB / 414.1 MB Notification: Performance of NFScalarize.scalarize: time 0.00187/0.149, allocations: 1.605 MB / 0.5166 GB, free: 14.26 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.003251/0.1523, allocations: 1.98 MB / 0.5185 GB, free: 12.27 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.007235/0.1595, allocations: 6.275 MB / 0.5246 GB, free: 5.973 MB / 414.1 MB Notification: Performance of FrontEnd - DAE generated: time 7.043e-06/0.1596, allocations: 0 / 0.5246 GB, free: 5.973 MB / 414.1 MB Notification: Performance of FrontEnd: time 1.633e-06/0.1596, allocations: 0 / 0.5246 GB, free: 5.973 MB / 414.1 MB Notification: Performance of Transformations before backend: time 0.0001905/0.1598, allocations: 0 / 0.5246 GB, free: 5.973 MB / 414.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1473 * Number of variables: 1473 Notification: Performance of Generate backend data structure: time 0.009849/0.1696, allocations: 4.261 MB / 0.5288 GB, free: 1.648 MB / 414.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.603e-05/0.1697, allocations: 15.89 kB / 0.5288 GB, free: 1.633 MB / 414.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001825/0.1715, allocations: 0.6991 MB / 0.5295 GB, free: 0.9219 MB / 414.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.2022/0.3737, allocations: 1.804 MB / 0.5313 GB, free: 36.63 MB / 414.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003828/0.3776, allocations: 1.779 MB / 0.533 GB, free: 36.08 MB / 414.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000223/0.3779, allocations: 228.8 kB / 0.5332 GB, free: 36.07 MB / 414.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001139/0.379, allocations: 306.3 kB / 0.5335 GB, free: 36.07 MB / 414.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02044/0.3995, allocations: 10.63 MB / 0.5439 GB, free: 32.46 MB / 414.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001777/0.3997, allocations: 39.8 kB / 0.5439 GB, free: 32.43 MB / 414.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008347/0.4005, allocations: 145.8 kB / 0.5441 GB, free: 32.37 MB / 414.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.003607/0.4041, allocations: 2.04 MB / 0.546 GB, free: 32 MB / 414.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01848/0.4227, allocations: 9.325 MB / 0.5552 GB, free: 28.48 MB / 414.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04135/0.464, allocations: 37.84 MB / 0.5921 GB, free: 6.93 MB / 430.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.01113/0.4752, allocations: 4.175 MB / 0.5962 GB, free: 2.59 MB / 430.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.00344/0.4787, allocations: 2.301 MB / 0.5984 GB, free: 280 kB / 430.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.00945/0.4882, allocations: 6.015 MB / 0.6043 GB, free: 10 MB / 446.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.179e-05/0.4883, allocations: 55.8 kB / 0.6044 GB, free: 9.941 MB / 446.1 MB Notification: Performance of pre-optimization done (n=181): time 4.609e-06/0.4883, allocations: 0 / 0.6044 GB, free: 9.941 MB / 446.1 MB Notification: Performance of matching and sorting (n=210): time 0.0642/0.5525, allocations: 21.95 MB / 0.6258 GB, free: 3.82 MB / 462.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 8.701e-05/0.5526, allocations: 149.8 kB / 0.6259 GB, free: 3.645 MB / 462.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00541/0.5581, allocations: 3.394 MB / 0.6293 GB, free: 248 kB / 462.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0004267/0.5585, allocations: 57.7 kB / 0.6293 GB, free: 184 kB / 462.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.001983/0.5605, allocations: 2.798 MB / 0.632 GB, free: 13.34 MB / 478.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.001028/0.5616, allocations: 0.7943 MB / 0.6328 GB, free: 12.54 MB / 478.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002371/0.564, allocations: 1.194 MB / 0.634 GB, free: 11.33 MB / 478.1 MB Notification: Performance of setup shared object (initialization): time 9.055e-05/0.5641, allocations: 301.1 kB / 0.6343 GB, free: 11.03 MB / 478.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003723/0.5678, allocations: 2.335 MB / 0.6365 GB, free: 8.691 MB / 478.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006021/0.5739, allocations: 5.781 MB / 0.6422 GB, free: 1.195 MB / 478.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.00999/0.5839, allocations: 8.801 MB / 0.6508 GB, free: 6.691 MB / 494.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.386e-05/0.584, allocations: 40 kB / 0.6508 GB, free: 6.652 MB / 494.1 MB Notification: Performance of matching and sorting (n=775) (initialization): time 0.01519/0.5992, allocations: 8.669 MB / 0.6593 GB, free: 13.96 MB / 0.4981 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001188/0.5994, allocations: 64.03 kB / 0.6594 GB, free: 13.89 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001564/0.5996, allocations: 120 kB / 0.6595 GB, free: 13.78 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002773/0.6023, allocations: 1.041 MB / 0.6605 GB, free: 12.73 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004641/0.607, allocations: 1.372 MB / 0.6618 GB, free: 11.35 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005938/0.613, allocations: 5.825 MB / 0.6675 GB, free: 5.242 MB / 0.4981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004499/0.6175, allocations: 323.5 kB / 0.6678 GB, free: 4.926 MB / 0.4981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001098/0.6186, allocations: 360 kB / 0.6682 GB, free: 4.574 MB / 0.4981 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 553 * Number of states: 0 () * Number of discrete variables: 36 (prismatic1.boxColor[3],prismatic1.boxColor[2],prismatic1.boxColor[1],universal1.cylinderColor[3],universal1.cylinderColor[2],universal1.cylinderColor[1],pointMass.sphereColor[3],pointMass.sphereColor[2],pointMass.sphereColor[1],s1.color[3],s1.color[2],s1.color[1],s1.massColor[3],s1.massColor[2],s1.massColor[1],sps1.color[3],sps1.color[2],sps1.color[1],sps1.color_b[3],sps1.color_b[2],sps1.color_b[1],sps1.color_a[3],sps1.color_a[2],sps1.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 (734): * Single equations (assignments): 727 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 2 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 2 systems {(3,100.0%), (3,100.0%)} * Non-linear Jacobian (size): 0 systems * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,9,100.0%), (1,4,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.004008/0.6226, allocations: 1.951 MB / 0.6701 GB, free: 2.613 MB / 0.4981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008362/0.6235, allocations: 308 kB / 0.6704 GB, free: 2.309 MB / 0.4981 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.007371/0.6309, allocations: 3.946 MB / 0.6742 GB, free: 14.34 MB / 0.5137 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.204e-05/0.6309, allocations: 24 kB / 0.6742 GB, free: 14.31 MB / 0.5137 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.886e-05/0.631, allocations: 7.984 kB / 0.6743 GB, free: 14.3 MB / 0.5137 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.632e-05/0.631, allocations: 11.97 kB / 0.6743 GB, free: 14.29 MB / 0.5137 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01564/0.6466, allocations: 8.796 MB / 0.6829 GB, free: 5.402 MB / 0.5137 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.609e-05/0.6467, allocations: 0 / 0.6829 GB, free: 5.402 MB / 0.5137 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001807/0.6485, allocations: 351.5 kB / 0.6832 GB, free: 5.059 MB / 0.5137 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.002442/0.651, allocations: 0.8696 MB / 0.684 GB, free: 4.176 MB / 0.5137 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002888/0.6513, allocations: 35.98 kB / 0.6841 GB, free: 4.141 MB / 0.5137 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.004957/0.6563, allocations: 5.117 MB / 0.6891 GB, free: 14.74 MB / 0.5294 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.535e-06/0.6563, allocations: 0 / 0.6891 GB, free: 14.74 MB / 0.5294 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01097/0.6673, allocations: 6.883 MB / 0.6958 GB, free: 7.82 MB / 0.5294 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001724/0.669, allocations: 0.6804 MB / 0.6965 GB, free: 7.117 MB / 0.5294 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008787/0.6699, allocations: 40.12 kB / 0.6965 GB, free: 7.078 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001907/0.6719, allocations: 115.8 kB / 0.6966 GB, free: 6.965 MB / 0.5294 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004572/0.6723, allocations: 125.1 kB / 0.6967 GB, free: 6.844 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002334/0.6726, allocations: 59.92 kB / 0.6968 GB, free: 6.785 MB / 0.5294 GB Notification: Performance of sorting global known variables: time 0.003602/0.6762, allocations: 2.081 MB / 0.6988 GB, free: 4.711 MB / 0.5294 GB Notification: Performance of sort global known variables: time 2.2e-07/0.6762, allocations: 0 / 0.6988 GB, free: 4.711 MB / 0.5294 GB Notification: Performance of remove unused functions: time 0.004841/0.6811, allocations: 0.9673 MB / 0.6998 GB, free: 3.746 MB / 0.5294 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 7 (sps1.s_damper,universal1.phi_a,universal1.phi_b,universal1.w_a,universal1.w_b,prismatic1.s,prismatic1.v) * 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 (178): * Single equations (assignments): 171 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 2 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 2 systems {(3,100.0%), (3,100.0%)} * Non-linear Jacobian (size): 0 systems * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,6,100.0%), (1,4,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.01165/0.6927, allocations: 7.54 MB / 0.7071 GB, free: 12.17 MB / 0.545 GB Notification: Performance of simCode: created initialization part: time 0.01051/0.7033, allocations: 6.133 MB / 0.7131 GB, free: 5.992 MB / 0.545 GB Notification: Performance of simCode: created event and clocks part: time 7.293e-06/0.7033, allocations: 8.188 kB / 0.7131 GB, free: 5.984 MB / 0.545 GB Notification: Performance of simCode: created simulation system equations: time 0.004369/0.7077, allocations: 2.472 MB / 0.7155 GB, free: 3.445 MB / 0.545 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002651/0.7104, allocations: 355.7 kB / 0.7159 GB, free: 3.098 MB / 0.545 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.2692/0.9796, allocations: 44.01 MB / 0.7589 GB, free: 183.8 MB / 0.5762 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00524/0.9849, allocations: 3.019 MB / 0.7618 GB, free: 183 MB / 0.5762 GB Notification: Performance of simCode: alias equations: time 0.005597/0.9906, allocations: 1.866 MB / 0.7636 GB, free: 182.9 MB / 0.5762 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002748/0.9933, allocations: 1.712 MB / 0.7653 GB, free: 181.7 MB / 0.5762 GB Notification: Performance of SimCode: time 1.012e-06/0.9933, allocations: 3.969 kB / 0.7653 GB, free: 181.7 MB / 0.5762 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.09842/1.092, allocations: 65.37 MB / 0.8291 GB, free: 131 MB / 0.5762 GB Notification: Performance of buildModelFMU: Generate platform static: time 16.97/18.06, allocations: 3.828 kB / 0.8291 GB, free: 131 MB / 0.5762 GB (rm -f ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.SpringDamperSeries.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.SpringDamperSeries.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.SpringDamperSeries.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.SpringDamperSeries.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.SpringDamperSeries_res.mat --tempDir=temp_ModelicaTest_3_2_3_ModelicaTest_MultiBody_Forces_SpringDamperSeries_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 ModelicaTest_3_2_3_ModelicaTest_MultiBody_Forces_SpringDamperSeries.fmu > ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.SpringDamperSeries.pipe 2>&1) diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.SpringDamperSeries_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/MultiBody/Forces/SpringDamperSeries/SpringDamperSeries.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.SpringDamperSeries.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches