Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ --ompython_omhome=/usr Modelica_3.2.3_Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings.conf.json loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false) loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 3.2.3 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Running command: translateModel(Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|body1.frame_a.r_0.1.|body1.frame_a.r_0.2.|body1.frame_a.r_0.3.|body1.v_0.1.|body1.v_0.2.|body1.v_0.3.|body1.w_a.1.|body1.w_a.2.|body1.w_a.3.",fileNamePrefix="Modelica_3.2.3_Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings") translateModel(Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|body1.frame_a.r_0.1.|body1.frame_a.r_0.2.|body1.frame_a.r_0.3.|body1.v_0.1.|body1.v_0.2.|body1.v_0.3.|body1.w_a.1.|body1.w_a.2.|body1.w_a.3.",fileNamePrefix="Modelica_3.2.3_Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings") Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001283/0.001283, allocations: 174.2 kB / 17.36 MB, free: 4.445 MB / 13.93 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.301/1.301, allocations: 205.6 MB / 223.7 MB, free: 8.934 MB / 186.7 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007836/0.0007836, allocations: 90.09 kB / 272.1 MB, free: 8.121 MB / 218.7 MB Notification: Performance of FrontEnd - loaded program: time 0.0002406/0.0002406, allocations: 4 kB / 329 MB, free: 15.06 MB / 282.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2469/0.2472, allocations: 47.58 MB / 376.6 MB, free: 45.56 MB / 298.7 MB Notification: Performance of NFInst.instantiate(Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings): time 0.027/0.2743, allocations: 38.32 MB / 414.9 MB, free: 10.07 MB / 298.7 MB Notification: Performance of NFInst.instExpressions: time 0.01944/0.2937, allocations: 11.84 MB / 426.8 MB, free: 13.52 MB / 314.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.007925/0.3017, allocations: 179.6 kB / 426.9 MB, free: 13.34 MB / 314.7 MB Notification: Performance of NFTyping.typeComponents: time 0.001648/0.3034, allocations: 421.8 kB / 427.4 MB, free: 12.93 MB / 314.7 MB Notification: Performance of NFTyping.typeBindings: time 0.004717/0.3081, allocations: 1.639 MB / 429 MB, free: 11.28 MB / 314.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.001371/0.3095, allocations: 0.6319 MB / 429.6 MB, free: 10.65 MB / 314.7 MB Notification: Performance of NFFlatten.flatten: time 0.006299/0.3158, allocations: 5.344 MB / 435 MB, free: 5.289 MB / 314.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.007008/0.3229, allocations: 5.713 MB / 440.7 MB, free: 15.26 MB / 330.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001809/0.3247, allocations: 1.222 MB / 441.9 MB, free: 14.03 MB / 330.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002084/0.3268, allocations: 1.806 MB / 443.7 MB, free: 12.21 MB / 330.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0003787/0.3272, allocations: 140 kB / 443.8 MB, free: 12.08 MB / 330.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001867/0.3291, allocations: 1.018 MB / 444.9 MB, free: 11.06 MB / 330.7 MB Notification: Performance of NFScalarize.scalarize: time 0.001463/0.3306, allocations: 1.62 MB / 446.5 MB, free: 9.434 MB / 330.7 MB Notification: Performance of NFVerifyModel.verify: time 0.001727/0.3323, allocations: 1.935 MB / 448.4 MB, free: 7.48 MB / 330.7 MB Notification: Performance of NFConvertDAE.convert: time 0.005928/0.3382, allocations: 6.224 MB / 454.6 MB, free: 1.234 MB / 330.7 MB Notification: Performance of FrontEnd - DAE generated: time 5.901e-06/0.3383, allocations: 4 kB / 454.7 MB, free: 1.23 MB / 330.7 MB Notification: Performance of FrontEnd: time 2.314e-06/0.3383, allocations: 0 / 454.7 MB, free: 1.23 MB / 330.7 MB Notification: Performance of Transformations before backend: time 0.0001595/0.3385, allocations: 0 / 454.7 MB, free: 1.23 MB / 330.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1516 * Number of variables: 1516 Notification: Performance of Generate backend data structure: time 0.007435/0.3459, allocations: 3.742 MB / 458.4 MB, free: 13.42 MB / 346.7 MB Notification: Performance of prepare preOptimizeDAE: time 4.483e-05/0.346, allocations: 12.02 kB / 458.4 MB, free: 13.41 MB / 346.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006462/0.3524, allocations: 1.926 MB / 460.3 MB, free: 11.48 MB / 346.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004089/0.3566, allocations: 2.044 MB / 462.4 MB, free: 9.383 MB / 346.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002113/0.3568, allocations: 246.2 kB / 462.6 MB, free: 9.141 MB / 346.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009606/0.3578, allocations: 387.8 kB / 463 MB, free: 8.762 MB / 346.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01695/0.3747, allocations: 10.06 MB / 473.1 MB, free: 13.98 MB / 362.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 8.706e-05/0.3748, allocations: 43.59 kB / 473.1 MB, free: 13.94 MB / 362.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003928/0.3752, allocations: 151.9 kB / 473.2 MB, free: 13.79 MB / 362.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.00261/0.3778, allocations: 1.861 MB / 475.1 MB, free: 11.93 MB / 362.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01622/0.3941, allocations: 8.292 MB / 483.4 MB, free: 3.629 MB / 362.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.2253/0.6195, allocations: 39.4 MB / 0.5105 GB, free: 82.77 MB / 378.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.009033/0.6285, allocations: 3.991 MB / 0.5144 GB, free: 81.47 MB / 378.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.001832/0.6304, allocations: 1.417 MB / 0.5158 GB, free: 80.91 MB / 378.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.009906/0.6403, allocations: 7.632 MB / 0.5233 GB, free: 75.3 MB / 378.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.901e-05/0.6404, allocations: 50.69 kB / 0.5233 GB, free: 75.25 MB / 378.7 MB Notification: Performance of pre-optimization done (n=152): time 4.078e-06/0.6404, allocations: 0 / 0.5233 GB, free: 75.25 MB / 378.7 MB Notification: Performance of matching and sorting (n=159): time 0.03309/0.6735, allocations: 12.4 MB / 0.5354 GB, free: 65.91 MB / 378.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.00129/0.6749, allocations: 1.592 MB / 0.537 GB, free: 64.15 MB / 378.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.006864/0.6818, allocations: 3.793 MB / 0.5407 GB, free: 60.37 MB / 378.7 MB Notification: Performance of collectPreVariables (initialization): time 0.0004416/0.6823, allocations: 47.19 kB / 0.5407 GB, free: 60.32 MB / 378.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.002118/0.6844, allocations: 3.113 MB / 0.5438 GB, free: 57.21 MB / 378.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0008849/0.6853, allocations: 0.658 MB / 0.5444 GB, free: 56.56 MB / 378.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003448/0.6857, allocations: 120 kB / 0.5445 GB, free: 56.44 MB / 378.7 MB Notification: Performance of setup shared object (initialization): time 0.0003322/0.686, allocations: 0.5666 MB / 0.5451 GB, free: 55.87 MB / 378.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004042/0.6901, allocations: 2.015 MB / 0.5471 GB, free: 53.85 MB / 378.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006478/0.6966, allocations: 5.942 MB / 0.5529 GB, free: 46 MB / 378.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.01091/0.7075, allocations: 8.588 MB / 0.5612 GB, free: 35.45 MB / 378.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001418/0.7077, allocations: 43.94 kB / 0.5613 GB, free: 35.41 MB / 378.7 MB Notification: Performance of matching and sorting (n=814) (initialization): time 0.0311/0.7389, allocations: 9.685 MB / 0.5707 GB, free: 25.7 MB / 378.7 MB Notification: Performance of prepare postOptimizeDAE: time 0.0001902/0.7391, allocations: 64 kB / 0.5708 GB, free: 25.64 MB / 378.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0157/0.7548, allocations: 3.734 MB / 0.5745 GB, free: 21.89 MB / 378.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0156/0.7705, allocations: 2.641 MB / 0.577 GB, free: 19.23 MB / 378.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.006281/0.7768, allocations: 1.365 MB / 0.5784 GB, free: 17.86 MB / 378.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01261/0.7894, allocations: 7.192 MB / 0.5854 GB, free: 10.37 MB / 378.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007097/0.7966, allocations: 403.3 kB / 0.5858 GB, free: 9.977 MB / 378.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001231/0.7978, allocations: 392 kB / 0.5861 GB, free: 9.594 MB / 378.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 637 * Number of states: 0 () * Number of discrete variables: 39 (spring3.color[3],spring3.color[2],spring3.color[1],spring3.massColor[3],spring3.massColor[2],spring3.massColor[1],spring2.color[3],spring2.color[2],spring2.color[1],spring2.massColor[3],spring2.massColor[2],spring2.massColor[1],bar2.color[3],bar2.color[2],bar2.color[1],spring1.color[3],spring1.color[2],spring1.color[1],spring1.massColor[3],spring1.massColor[2],spring1.massColor[1],bar1.color[3],bar1.color[2],bar1.color[1],body1.sphereColor[3],body1.sphereColor[2],body1.sphereColor[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 (742): * Single equations (assignments): 732 * Array equations: 5 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 3 * 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 {(4,100.0%), (3,100.0%)} * Non-linear Jacobian (size): 1 system {4} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(2,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(6,29)} Notification: Performance of prepare postOptimizeDAE: time 0.004848/0.8027, allocations: 2.017 MB / 0.5881 GB, free: 7.566 MB / 378.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008773/0.8036, allocations: 327.8 kB / 0.5884 GB, free: 7.242 MB / 378.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.008543/0.8122, allocations: 3.128 MB / 0.5915 GB, free: 4.098 MB / 378.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.007351/0.8195, allocations: 2.687 MB / 0.5941 GB, free: 1.387 MB / 378.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.751e-05/0.8196, allocations: 4 kB / 0.5941 GB, free: 1.383 MB / 378.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.537e-05/0.8196, allocations: 7.969 kB / 0.5941 GB, free: 1.375 MB / 378.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02373/0.8434, allocations: 8.557 MB / 0.6025 GB, free: 8.742 MB / 394.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.433e-05/0.8435, allocations: 4 kB / 0.6025 GB, free: 8.738 MB / 394.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00136/0.8448, allocations: 191.7 kB / 0.6027 GB, free: 8.551 MB / 394.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.006928/0.8518, allocations: 1.436 MB / 0.6041 GB, free: 7.098 MB / 394.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003003/0.8521, allocations: 39.97 kB / 0.6041 GB, free: 7.059 MB / 394.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.009197/0.8613, allocations: 5.703 MB / 0.6097 GB, free: 1.066 MB / 394.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.001365/0.8627, allocations: 1.461 MB / 0.6111 GB, free: 15.46 MB / 410.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01387/0.8766, allocations: 5.287 MB / 0.6163 GB, free: 10.14 MB / 410.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.001136/0.8778, allocations: 376.7 kB / 0.6166 GB, free: 9.75 MB / 410.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000521/0.8783, allocations: 27.98 kB / 0.6166 GB, free: 9.723 MB / 410.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00191/0.8803, allocations: 131.8 kB / 0.6168 GB, free: 9.594 MB / 410.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003895/0.8807, allocations: 92.73 kB / 0.6169 GB, free: 9.504 MB / 410.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000171/0.8808, allocations: 47.97 kB / 0.6169 GB, free: 9.457 MB / 410.7 MB Notification: Performance of sorting global known variables: time 0.005198/0.8861, allocations: 2.318 MB / 0.6192 GB, free: 7.156 MB / 410.7 MB Notification: Performance of sort global known variables: time 3.51e-07/0.8861, allocations: 0 / 0.6192 GB, free: 7.156 MB / 410.7 MB Notification: Performance of remove unused functions: time 0.006708/0.8928, allocations: 1.032 MB / 0.6202 GB, free: 6.133 MB / 410.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 12 ($STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],body1.frame_a.r_0[1],body1.frame_a.r_0[2],body1.frame_a.r_0[3],body1.v_0[1],body1.v_0[2],body1.v_0[3],body1.w_a[1],body1.w_a[2],body1.w_a[3]) * 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 (91): * Single equations (assignments): 83 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 3 * 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 {(4,100.0%), (3,100.0%)} * Non-linear Jacobian (size): 1 system {4} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(2,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(6,29)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0006169/0.8935, allocations: 165.7 kB / 0.6203 GB, free: 5.965 MB / 410.7 MB Notification: Performance of simCode: created initialization part: time 0.01127/0.9047, allocations: 5.481 MB / 0.6257 GB, free: 452 kB / 410.7 MB Notification: Performance of simCode: created event and clocks part: time 7.865e-06/0.9048, allocations: 0 / 0.6257 GB, free: 452 kB / 410.7 MB Notification: Performance of simCode: created simulation system equations: time 0.004165/0.909, allocations: 2.014 MB / 0.6277 GB, free: 14.36 MB / 426.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003979/0.913, allocations: 391.4 kB / 0.628 GB, free: 13.98 MB / 426.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02181/0.9348, allocations: 11.13 MB / 0.6389 GB, free: 2.797 MB / 426.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005524/0.9404, allocations: 3.111 MB / 0.6419 GB, free: 15.65 MB / 442.7 MB Notification: Performance of simCode: alias equations: time 0.005336/0.9458, allocations: 1.8 MB / 0.6437 GB, free: 13.84 MB / 442.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000841/0.9467, allocations: 223.4 kB / 0.6439 GB, free: 13.62 MB / 442.7 MB Notification: Performance of SimCode: time 1.072e-06/0.9467, allocations: 0 / 0.6439 GB, free: 13.62 MB / 442.7 MB Notification: Performance of Templates: time 0.2753/1.222, allocations: 36.72 MB / 0.6798 GB, free: 148.6 MB / 442.7 MB make -j1 -f Modelica_3.2.3_Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings.makefile (rm -f Modelica_3.2.3_Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings.pipe ; mkfifo Modelica_3.2.3_Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings.pipe ; head -c 1048576 < Modelica_3.2.3_Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings.pipe >> ../files/Modelica_3.2.3_Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings.sim & ./Modelica_3.2.3_Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Modelica_3.2.3_Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings.pipe 2>&1) diffSimulationResults("Modelica_3.2.3_Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/Modelica/Mechanics/MultiBody/Examples/Elementary/ThreeSprings/ThreeSprings.csv","../files/Modelica_3.2.3_Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches