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 0.001306/0.001306, allocations: 106.3 kB / 16.41 MB, free: 6.488 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00131/0.001311, allocations: 189.5 kB / 17.34 MB, free: 5.73 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.372/1.372, 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 0.2075/0.2075, allocations: 43.53 MB / 314.1 MB, free: 460 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 0.002019/0.002019, allocations: 77.45 kB / 441.3 MB, free: 6.141 MB / 318.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1018/0.1038, allocations: 57.79 MB / 499.1 MB, free: 12.28 MB / 382.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Forces.SpringDamperSeries): time 0.01202/0.1159, allocations: 10.57 MB / 0.4977 GB, free: 1.656 MB / 382.1 MB Notification: Performance of NFInst.instExpressions: time 0.006309/0.1222, allocations: 3.253 MB / 0.5009 GB, free: 14.39 MB / 398.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0008372/0.1231, allocations: 51.88 kB / 0.501 GB, free: 14.34 MB / 398.1 MB Notification: Performance of NFTyping.typeComponents: time 0.004304/0.1274, allocations: 2.359 MB / 0.5033 GB, free: 11.98 MB / 398.1 MB Notification: Performance of NFTyping.typeBindings: time 0.002906/0.1303, allocations: 1.221 MB / 0.5045 GB, free: 10.75 MB / 398.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001201/0.1315, allocations: 0.5146 MB / 0.505 GB, free: 10.23 MB / 398.1 MB Notification: Performance of NFFlatten.flatten: time 0.003643/0.1352, allocations: 2.975 MB / 0.5079 GB, free: 7.25 MB / 398.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.003357/0.1386, allocations: 3.029 MB / 0.5108 GB, free: 4.168 MB / 398.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001584/0.1402, allocations: 1.277 MB / 0.5121 GB, free: 2.887 MB / 398.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002077/0.1423, allocations: 1.732 MB / 0.5138 GB, free: 1.148 MB / 398.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0004764/0.1428, allocations: 296 kB / 0.5141 GB, free: 0.8594 MB / 398.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001666/0.1444, allocations: 0.987 MB / 0.515 GB, free: 15.87 MB / 414.1 MB Notification: Performance of NFScalarize.scalarize: time 0.001425/0.1459, allocations: 1.605 MB / 0.5166 GB, free: 14.26 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.001865/0.1477, allocations: 1.98 MB / 0.5185 GB, free: 12.27 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.006616/0.1544, allocations: 6.295 MB / 0.5247 GB, free: 5.949 MB / 414.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.021e-06/0.1544, allocations: 0 / 0.5247 GB, free: 5.949 MB / 414.1 MB Notification: Performance of FrontEnd: time 1.723e-06/0.1544, allocations: 0 / 0.5247 GB, free: 5.949 MB / 414.1 MB Notification: Performance of Transformations before backend: time 0.0001049/0.1545, allocations: 0 / 0.5247 GB, free: 5.949 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 0.007475/0.162, allocations: 4.371 MB / 0.5289 GB, free: 1.504 MB / 414.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.96e-05/0.162, allocations: 19.83 kB / 0.529 GB, free: 1.484 MB / 414.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000822/0.1629, allocations: 0.6952 MB / 0.5296 GB, free: 0.7773 MB / 414.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.1907/0.3536, allocations: 1.831 MB / 0.5314 GB, free: 36.71 MB / 414.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003045/0.3567, allocations: 1.779 MB / 0.5332 GB, free: 36.36 MB / 414.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001415/0.3568, allocations: 228.6 kB / 0.5334 GB, free: 36.35 MB / 414.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004856/0.3573, allocations: 302.6 kB / 0.5337 GB, free: 36.34 MB / 414.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0171/0.3744, allocations: 10.63 MB / 0.544 GB, free: 32.72 MB / 414.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 9.713e-05/0.3746, allocations: 36.03 kB / 0.5441 GB, free: 32.7 MB / 414.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000339/0.3749, allocations: 147 kB / 0.5442 GB, free: 32.64 MB / 414.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.003265/0.3782, allocations: 2.046 MB / 0.5462 GB, free: 32.27 MB / 414.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01623/0.3944, allocations: 9.323 MB / 0.5553 GB, free: 28.62 MB / 414.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03341/0.4279, allocations: 37.91 MB / 0.5923 GB, free: 7.023 MB / 430.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.01042/0.4383, allocations: 4.165 MB / 0.5964 GB, free: 2.691 MB / 430.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.002922/0.4413, allocations: 2.313 MB / 0.5987 GB, free: 372 kB / 430.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.008143/0.4494, allocations: 6.028 MB / 0.6046 GB, free: 10.14 MB / 446.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.127e-05/0.4495, allocations: 55.81 kB / 0.6046 GB, free: 10.07 MB / 446.1 MB Notification: Performance of pre-optimization done (n=181): time 4.178e-06/0.4495, allocations: 0 / 0.6046 GB, free: 10.07 MB / 446.1 MB Notification: Performance of matching and sorting (n=210): time 0.06419/0.5137, allocations: 22.16 MB / 0.6262 GB, free: 3.766 MB / 462.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001203/0.5139, allocations: 145.8 kB / 0.6264 GB, free: 3.594 MB / 462.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.005/0.5189, allocations: 3.395 MB / 0.6297 GB, free: 196 kB / 462.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0005037/0.5194, allocations: 57.7 kB / 0.6298 GB, free: 132 kB / 462.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.002691/0.5221, allocations: 2.916 MB / 0.6326 GB, free: 13.18 MB / 478.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0009974/0.5231, allocations: 0.8312 MB / 0.6334 GB, free: 12.35 MB / 478.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001699/0.5248, allocations: 1.199 MB / 0.6346 GB, free: 11.14 MB / 478.1 MB Notification: Performance of setup shared object (initialization): time 0.0001313/0.525, allocations: 309.1 kB / 0.6349 GB, free: 10.83 MB / 478.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003708/0.5287, allocations: 2.335 MB / 0.6372 GB, free: 8.492 MB / 478.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006554/0.5353, allocations: 5.777 MB / 0.6428 GB, free: 1 MB / 478.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.01166/0.5469, allocations: 8.802 MB / 0.6514 GB, free: 6.492 MB / 494.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.363e-05/0.5471, allocations: 36 kB / 0.6514 GB, free: 6.457 MB / 494.1 MB Notification: Performance of matching and sorting (n=775) (initialization): time 0.01596/0.563, allocations: 8.694 MB / 0.6599 GB, free: 13.74 MB / 0.4981 GB Notification: Performance of prepare postOptimizeDAE: time 8.883e-05/0.5632, allocations: 60 kB / 0.66 GB, free: 13.68 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001373/0.5633, allocations: 120 kB / 0.6601 GB, free: 13.57 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002863/0.5662, allocations: 1.046 MB / 0.6611 GB, free: 12.51 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004733/0.5709, allocations: 1.372 MB / 0.6625 GB, free: 11.13 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.006778/0.5777, allocations: 5.821 MB / 0.6681 GB, free: 5.031 MB / 0.4981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003997/0.5817, allocations: 335.6 kB / 0.6685 GB, free: 4.703 MB / 0.4981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006474/0.5824, allocations: 356 kB / 0.6688 GB, free: 4.355 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 0.003106/0.5855, allocations: 1.947 MB / 0.6707 GB, free: 2.398 MB / 0.4981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005969/0.5861, allocations: 325.8 kB / 0.671 GB, free: 2.078 MB / 0.4981 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00735/0.5935, allocations: 3.949 MB / 0.6749 GB, free: 14.11 MB / 0.5137 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.79e-05/0.5935, allocations: 24.19 kB / 0.6749 GB, free: 14.08 MB / 0.5137 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.497e-05/0.5936, allocations: 8 kB / 0.6749 GB, free: 14.07 MB / 0.5137 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.382e-05/0.5936, allocations: 11.95 kB / 0.6749 GB, free: 14.06 MB / 0.5137 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01546/0.6091, allocations: 8.799 MB / 0.6835 GB, free: 5.16 MB / 0.5137 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.355e-05/0.6091, allocations: 0 / 0.6835 GB, free: 5.16 MB / 0.5137 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001779/0.6109, allocations: 351.5 kB / 0.6838 GB, free: 4.816 MB / 0.5137 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.002675/0.6136, allocations: 0.8734 MB / 0.6847 GB, free: 3.93 MB / 0.5137 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002051/0.6138, allocations: 36 kB / 0.6847 GB, free: 3.895 MB / 0.5137 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.005846/0.6197, allocations: 5.122 MB / 0.6897 GB, free: 14.49 MB / 0.5294 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.763e-06/0.6197, allocations: 4.062 kB / 0.6897 GB, free: 14.48 MB / 0.5294 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01128/0.631, allocations: 6.894 MB / 0.6965 GB, free: 7.555 MB / 0.5294 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001427/0.6324, allocations: 0.6978 MB / 0.6971 GB, free: 6.836 MB / 0.5294 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000397/0.6328, allocations: 40.58 kB / 0.6972 GB, free: 6.797 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001397/0.6343, allocations: 111.8 kB / 0.6973 GB, free: 6.688 MB / 0.5294 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003406/0.6346, allocations: 121.1 kB / 0.6974 GB, free: 6.57 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000157/0.6348, allocations: 60 kB / 0.6975 GB, free: 6.512 MB / 0.5294 GB Notification: Performance of sorting global known variables: time 0.002956/0.6377, allocations: 2.085 MB / 0.6995 GB, free: 4.434 MB / 0.5294 GB Notification: Performance of sort global known variables: time 2.41e-07/0.6377, allocations: 4 kB / 0.6995 GB, free: 4.43 MB / 0.5294 GB Notification: Performance of remove unused functions: time 0.003864/0.6416, allocations: 0.9687 MB / 0.7005 GB, free: 3.461 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 0.01117/0.6528, allocations: 7.541 MB / 0.7078 GB, free: 11.88 MB / 0.545 GB Notification: Performance of simCode: created initialization part: time 0.0108/0.6636, allocations: 6.14 MB / 0.7138 GB, free: 5.691 MB / 0.545 GB Notification: Performance of simCode: created event and clocks part: time 7.985e-06/0.6637, allocations: 4 kB / 0.7138 GB, free: 5.688 MB / 0.545 GB Notification: Performance of simCode: created simulation system equations: time 0.004467/0.6681, allocations: 2.468 MB / 0.7162 GB, free: 3.152 MB / 0.545 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00206/0.6702, allocations: 363 kB / 0.7166 GB, free: 2.801 MB / 0.545 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.2626/0.9329, allocations: 44.17 MB / 0.7597 GB, free: 183.8 MB / 0.5762 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003896/0.9368, allocations: 3.023 MB / 0.7627 GB, free: 183.1 MB / 0.5762 GB Notification: Performance of simCode: alias equations: time 0.004878/0.9417, allocations: 1.864 MB / 0.7645 GB, free: 183 MB / 0.5762 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002665/0.9444, allocations: 1.717 MB / 0.7662 GB, free: 181.7 MB / 0.5762 GB Notification: Performance of SimCode: time 1.082e-06/0.9444, allocations: 0 / 0.7662 GB, free: 181.7 MB / 0.5762 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.09846/1.043, allocations: 64.35 MB / 0.829 GB, free: 132 MB / 0.5762 GB Notification: Performance of buildModelFMU: Generate platform static: time 18.2/19.24, allocations: 12 kB / 0.829 GB, free: 132 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