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 0.001344/0.001344, allocations: 109 kB / 16.41 MB, free: 6.48 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001433/0.001433, allocations: 185.5 kB / 17.34 MB, free: 5.742 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.363/1.363, 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 0.2047/0.2047, 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 0.001608/0.001608, allocations: 73.47 kB / 441.3 MB, free: 6.148 MB / 318.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1028/0.1044, allocations: 57.79 MB / 499.1 MB, free: 12.28 MB / 382.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Forces.SpringDamperSeries): time 0.01127/0.1157, allocations: 10.57 MB / 0.4977 GB, free: 1.66 MB / 382.1 MB Notification: Performance of NFInst.instExpressions: time 0.006587/0.1224, allocations: 3.253 MB / 0.5009 GB, free: 14.4 MB / 398.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001586/0.124, allocations: 51.88 kB / 0.5009 GB, free: 14.35 MB / 398.1 MB Notification: Performance of NFTyping.typeComponents: time 0.004719/0.1288, allocations: 2.359 MB / 0.5033 GB, free: 11.98 MB / 398.1 MB Notification: Performance of NFTyping.typeBindings: time 0.00354/0.1324, allocations: 1.213 MB / 0.5044 GB, free: 10.76 MB / 398.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001574/0.134, allocations: 0.5185 MB / 0.5049 GB, free: 10.24 MB / 398.1 MB Notification: Performance of NFFlatten.flatten: time 0.004324/0.1383, allocations: 2.991 MB / 0.5079 GB, free: 7.242 MB / 398.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.003984/0.1423, allocations: 3.025 MB / 0.5108 GB, free: 4.164 MB / 398.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.002322/0.1447, allocations: 1.289 MB / 0.5121 GB, free: 2.871 MB / 398.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002648/0.1473, allocations: 1.721 MB / 0.5138 GB, free: 1.145 MB / 398.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0009112/0.1483, allocations: 296 kB / 0.514 GB, free: 0.8555 MB / 398.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002275/0.1506, allocations: 0.9831 MB / 0.515 GB, free: 15.87 MB / 414.1 MB Notification: Performance of NFScalarize.scalarize: time 0.00191/0.1525, allocations: 1.601 MB / 0.5166 GB, free: 14.27 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.003058/0.1556, allocations: 1.98 MB / 0.5185 GB, free: 12.27 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.007178/0.1628, allocations: 6.275 MB / 0.5246 GB, free: 5.977 MB / 414.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.672e-06/0.1628, allocations: 4 kB / 0.5246 GB, free: 5.973 MB / 414.1 MB Notification: Performance of FrontEnd: time 1.573e-06/0.1628, allocations: 4 kB / 0.5246 GB, free: 5.969 MB / 414.1 MB Notification: Performance of Transformations before backend: time 0.0002075/0.163, allocations: 0 / 0.5246 GB, free: 5.969 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 0.009455/0.1725, allocations: 4.253 MB / 0.5288 GB, free: 1.648 MB / 414.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.912e-05/0.1726, allocations: 11.89 kB / 0.5288 GB, free: 1.637 MB / 414.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001516/0.1741, allocations: 0.6952 MB / 0.5295 GB, free: 0.9297 MB / 414.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.198/0.3721, allocations: 1.808 MB / 0.5312 GB, free: 36.62 MB / 414.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004491/0.3766, allocations: 1.789 MB / 0.533 GB, free: 36.06 MB / 414.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002024/0.3768, allocations: 222.9 kB / 0.5332 GB, free: 36.05 MB / 414.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001123/0.378, allocations: 304.3 kB / 0.5335 GB, free: 36.05 MB / 414.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02033/0.3983, allocations: 10.63 MB / 0.5439 GB, free: 32.45 MB / 414.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001357/0.3985, allocations: 44.91 kB / 0.5439 GB, free: 32.43 MB / 414.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005217/0.399, allocations: 142.7 kB / 0.544 GB, free: 32.36 MB / 414.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.003695/0.4027, allocations: 2.045 MB / 0.546 GB, free: 32 MB / 414.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01862/0.4214, allocations: 9.318 MB / 0.5551 GB, free: 28.48 MB / 414.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03808/0.4595, allocations: 37.85 MB / 0.5921 GB, free: 6.98 MB / 430.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.01041/0.47, allocations: 4.181 MB / 0.5962 GB, free: 2.637 MB / 430.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.002852/0.4729, allocations: 2.301 MB / 0.5984 GB, free: 328 kB / 430.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0096/0.4825, allocations: 6.02 MB / 0.6043 GB, free: 10.04 MB / 446.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.668e-05/0.4826, allocations: 51.88 kB / 0.6044 GB, free: 9.984 MB / 446.1 MB Notification: Performance of pre-optimization done (n=181): time 4.849e-06/0.4826, allocations: 0 / 0.6044 GB, free: 9.984 MB / 446.1 MB Notification: Performance of matching and sorting (n=210): time 0.06387/0.5465, allocations: 21.95 MB / 0.6258 GB, free: 3.863 MB / 462.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 8.225e-05/0.5466, allocations: 157.7 kB / 0.6259 GB, free: 3.68 MB / 462.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0047/0.5513, allocations: 3.387 MB / 0.6293 GB, free: 292 kB / 462.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0004085/0.5517, allocations: 53.7 kB / 0.6293 GB, free: 232 kB / 462.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.001794/0.5536, allocations: 2.805 MB / 0.632 GB, free: 13.38 MB / 478.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0009868/0.5546, allocations: 0.7904 MB / 0.6328 GB, free: 12.58 MB / 478.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001796/0.5564, allocations: 1.194 MB / 0.634 GB, free: 11.37 MB / 478.1 MB Notification: Performance of setup shared object (initialization): time 9.851e-05/0.5565, allocations: 301.1 kB / 0.6343 GB, free: 11.07 MB / 478.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003464/0.56, allocations: 2.331 MB / 0.6365 GB, free: 8.738 MB / 478.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00596/0.5659, allocations: 5.781 MB / 0.6422 GB, free: 1.242 MB / 478.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.01076/0.5768, allocations: 8.811 MB / 0.6508 GB, free: 6.727 MB / 494.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001048/0.5769, allocations: 32 kB / 0.6508 GB, free: 6.695 MB / 494.1 MB Notification: Performance of matching and sorting (n=775) (initialization): time 0.01719/0.5941, allocations: 8.676 MB / 0.6593 GB, free: 13.99 MB / 0.4981 GB Notification: Performance of prepare postOptimizeDAE: time 8.774e-05/0.5942, allocations: 56 kB / 0.6594 GB, free: 13.94 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001567/0.5944, allocations: 120.9 kB / 0.6595 GB, free: 13.82 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002863/0.5973, allocations: 1.045 MB / 0.6605 GB, free: 12.76 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00475/0.602, allocations: 1.376 MB / 0.6618 GB, free: 11.38 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005996/0.6081, allocations: 5.822 MB / 0.6675 GB, free: 5.281 MB / 0.4981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004405/0.6125, allocations: 319.5 kB / 0.6678 GB, free: 4.969 MB / 0.4981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001075/0.6136, allocations: 360 kB / 0.6682 GB, free: 4.617 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 0.003918/0.6176, allocations: 1.951 MB / 0.6701 GB, free: 2.656 MB / 0.4981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007488/0.6183, allocations: 312 kB / 0.6704 GB, free: 2.348 MB / 0.4981 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.007266/0.6256, allocations: 3.946 MB / 0.6742 GB, free: 14.38 MB / 0.5137 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.663e-05/0.6257, allocations: 24 kB / 0.6742 GB, free: 14.36 MB / 0.5137 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.273e-05/0.6257, allocations: 4 kB / 0.6742 GB, free: 14.35 MB / 0.5137 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.626e-05/0.6257, allocations: 7.969 kB / 0.6743 GB, free: 14.34 MB / 0.5137 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01668/0.6424, allocations: 8.798 MB / 0.6828 GB, free: 5.445 MB / 0.5137 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.007e-05/0.6425, allocations: 8 kB / 0.6829 GB, free: 5.438 MB / 0.5137 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001881/0.6444, allocations: 347.5 kB / 0.6832 GB, free: 5.098 MB / 0.5137 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.002512/0.6469, allocations: 0.8579 MB / 0.684 GB, free: 4.227 MB / 0.5137 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003302/0.6473, allocations: 39.98 kB / 0.6841 GB, free: 4.188 MB / 0.5137 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.005219/0.6525, allocations: 5.124 MB / 0.6891 GB, free: 14.78 MB / 0.5294 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.568e-06/0.6526, allocations: 4.031 kB / 0.6891 GB, free: 14.78 MB / 0.5294 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01101/0.6636, allocations: 6.885 MB / 0.6958 GB, free: 7.855 MB / 0.5294 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002015/0.6656, allocations: 0.6765 MB / 0.6965 GB, free: 7.156 MB / 0.5294 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005258/0.6662, allocations: 35.94 kB / 0.6965 GB, free: 7.121 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001604/0.6678, allocations: 116 kB / 0.6966 GB, free: 7.008 MB / 0.5294 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003631/0.6682, allocations: 125.1 kB / 0.6967 GB, free: 6.887 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001697/0.6684, allocations: 55.98 kB / 0.6968 GB, free: 6.832 MB / 0.5294 GB Notification: Performance of sorting global known variables: time 0.003803/0.6722, allocations: 2.081 MB / 0.6988 GB, free: 4.758 MB / 0.5294 GB Notification: Performance of sort global known variables: time 3.4e-07/0.6722, allocations: 0 / 0.6988 GB, free: 4.758 MB / 0.5294 GB Notification: Performance of remove unused functions: time 0.004554/0.6768, allocations: 0.9673 MB / 0.6997 GB, free: 3.793 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 0.01105/0.6878, allocations: 7.544 MB / 0.7071 GB, free: 12.21 MB / 0.545 GB Notification: Performance of simCode: created initialization part: time 0.01056/0.6984, allocations: 6.133 MB / 0.7131 GB, free: 6.035 MB / 0.545 GB Notification: Performance of simCode: created event and clocks part: time 7.774e-06/0.6985, allocations: 192 / 0.7131 GB, free: 6.035 MB / 0.545 GB Notification: Performance of simCode: created simulation system equations: time 0.004525/0.703, allocations: 2.48 MB / 0.7155 GB, free: 3.488 MB / 0.545 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002902/0.706, allocations: 353.6 kB / 0.7159 GB, free: 3.145 MB / 0.545 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.2885/0.9945, allocations: 44.01 MB / 0.7588 GB, free: 184 MB / 0.5762 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004573/0.9991, allocations: 3.025 MB / 0.7618 GB, free: 183.2 MB / 0.5762 GB Notification: Performance of simCode: alias equations: time 0.005314/1.004, allocations: 1.865 MB / 0.7636 GB, free: 183.2 MB / 0.5762 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002917/1.007, allocations: 1.714 MB / 0.7653 GB, free: 181.9 MB / 0.5762 GB Notification: Performance of SimCode: time 1.222e-06/1.007, allocations: 0 / 0.7653 GB, free: 181.9 MB / 0.5762 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.808/1.815, allocations: 65.38 MB / 0.8291 GB, free: 131.3 MB / 0.5762 GB Notification: Performance of buildModelFMU: Generate platform static: time 17.91/19.72, allocations: 3.938 kB / 0.8291 GB, free: 131.3 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