Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.FlexibleBeam.ScaledExperiments.FlexibleBeamModelica_N_16.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "[:1:22-1:33:writable] Warning: Modelica only supports 32-bit signed integers! Transforming: 13743895347 into a real Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.0002513/0.0002513, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.0001994/0.0001994, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 0.09367/0.09367, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite master/package.mo): time 0.02278/0.02278, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] Using package ScalableTestSuite with version 2.2.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite master/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: simulate(ScalableTestSuite.Mechanical.FlexibleBeam.ScaledExperiments.FlexibleBeamModelica_N_16,startTime=0,stopTime=0.04,tolerance=3e-08,numberOfIntervals=2000,outputFormat="mat",variableFilter="revolute.[0-9,]+..angle|revolute.[0-9,]+..phi|time",fileNamePrefix="ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.FlexibleBeam.ScaledExperiments.FlexibleBeamModelica_N_16",simflags="-abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS") simulate(ScalableTestSuite.Mechanical.FlexibleBeam.ScaledExperiments.FlexibleBeamModelica_N_16,startTime=0,stopTime=0.04,tolerance=3e-08,numberOfIntervals=2000,outputFormat="mat",variableFilter="revolute.[0-9,]+..angle|revolute.[0-9,]+..phi|time",fileNamePrefix="ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.FlexibleBeam.ScaledExperiments.FlexibleBeamModelica_N_16",simflags="-abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS") [Timeout 540] "Notification: Performance of FrontEnd - loaded program: time 7.51e-07/7.51e-07, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - Absyn->SCode: time 1.791e-05/1.866e-05, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instantiate(ScalableTestSuite.Mechanical.FlexibleBeam.ScaledExperiments.FlexibleBeamModelica_N_16): time 0.01573/0.01575, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instExpressions: time 0.01232/0.02807, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.updateImplicitVariability: time 0.003443/0.03151, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeComponents: time 0.00759/0.0391, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeBindings: time 0.008939/0.04804, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeClassSections: time 0.00345/0.05149, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.flatten: time 0.04531/0.0968, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.resolveConnections: time 0.04401/0.1408, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFEvalConstants.evaluate: time 0.04114/0.182, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFSimplifyModel.simplify: time 0.03626/0.2182, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFPackage.collectConstants: time 0.008215/0.2264, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.collectFunctions: time 0.01118/0.2376, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFScalarize.scalarize: time 0.03019/0.2678, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFVerifyModel.verify: time 0.03214/0.2999, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFConvertDAE.convert: time 0.05813/0.3581, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - DAE generated: time 0.01388/0.3719, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd: time 3.286e-06/0.3719, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Transformations before backend: time 0.0008917/0.3728, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 5871 * Number of variables: 5871 Notification: Performance of Generate backend data structure: time 0.06772/0.4406, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare preOptimizeDAE: time 0.002059/0.4426, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt normalInlineFunction (simulation): time 0.03356/0.4762, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evaluateParameters (simulation): time 0.03768/0.5139, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001759/0.5156, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt expandDerOperator (simulation): time 0.005496/0.5211, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt clockPartitioning (simulation): time 0.04836/0.5695, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt findStateOrder (simulation): time 0.0008581/0.5703, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.002578/0.5729, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.009526/0.5824, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04231/0.6247, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.1969/0.8216, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt comSubExp (simulation): time 0.03607/0.8577, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt resolveLoops (simulation): time 0.00681/0.8645, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evalFunc (simulation): time 0.07497/0.9394, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0002563/0.9397, allocations: 0 / 0, free: 0 / 0 Notification: Performance of pre-optimization done (n=856): time 5.844e-05/0.9398, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=1008): time 0.3542/1.294, allocations: 0 / 0, free: 0 / 0 Notification: Performance of inlineWhenForInitialization (initialization): time 0.000269/1.294, allocations: 0 / 0, free: 0 / 0 Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03309/1.327, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectPreVariables (initialization): time 0.00401/1.331, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialEqns (initialization): time 0.009618/1.341, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialBindings (initialization): time 0.008187/1.349, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simplifyInitialFunctions (initialization): time 0.01775/1.367, allocations: 0 / 0, free: 0 / 0 Notification: Performance of setup shared object (initialization): time 4.885e-05/1.367, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization): time 0.01357/1.381, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization): time 0.01613/1.397, allocations: 0 / 0, free: 0 / 0 Notification: Performance of analyzeInitialSystem (initialization): time 0.02935/1.426, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0007225/1.427, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=2699) (initialization): time 0.05716/1.484, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 0.0003919/1.484, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0005206/1.485, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 0.02865/1.513, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01973/1.533, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04776/1.581, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.01827/1.599, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005545/1.605, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1343 * Number of states: 0 () * Number of discrete variables: 167 (force.arrow.twoHeadedArrow,force.arrow.headAtOrigin,force.color[3],force.color[2],force.color[1],bodybox[15].color[3],bodybox[15].color[2],bodybox[15].color[1],bodybox[15].body.sphereColor[3],bodybox[15].body.sphereColor[2],bodybox[15].body.sphereColor[1],bodybox[14].color[3],bodybox[14].color[2],bodybox[14].color[1],bodybox[14].body.sphereColor[3],bodybox[14].body.sphereColor[2],bodybox[14].body.sphereColor[1],bodybox[13].color[3],bodybox[13].color[2],bodybox[13].color[1],bodybox[13].body.sphereColor[3],bodybox[13].body.sphereColor[2],bodybox[13].body.sphereColor[1],bodybox[12].color[3],bodybox[12].color[2],bodybox[12].color[1],bodybox[12].body.sphereColor[3],bodybox[12].body.sphereColor[2],bodybox[12].body.sphereColor[1],bodybox[11].color[3],bodybox[11].color[2],bodybox[11].color[1],bodybox[11].body.sphereColor[3],bodybox[11].body.sphereColor[2],bodybox[11].body.sphereColor[1],bodybox[10].color[3],bodybox[10].color[2],bodybox[10].color[1],bodybox[10].body.sphereColor[3],bodybox[10].body.sphereColor[2],bodybox[10].body.sphereColor[1],bodybox[9].color[3],bodybox[9].color[2],bodybox[9].color[1],bodybox[9].body.sphereColor[3],bodybox[9].body.sphereColor[2],bodybox[9].body.sphereColor[1],bodybox[8].color[3],bodybox[8].color[2],bodybox[8].color[1],bodybox[8].body.sphereColor[3],bodybox[8].body.sphereColor[2],bodybox[8].body.sphereColor[1],bodybox[7].color[3],bodybox[7].color[2],bodybox[7].color[1],bodybox[7].body.sphereColor[3],bodybox[7].body.sphereColor[2],bodybox[7].body.sphereColor[1],bodybox[6].color[3],bodybox[6].color[2],bodybox[6].color[1],bodybox[6].body.sphereColor[3],bodybox[6].body.sphereColor[2],bodybox[6].body.sphereColor[1],bodybox[5].color[3],bodybox[5].color[2],bodybox[5].color[1],bodybox[5].body.sphereColor[3],bodybox[5].body.sphereColor[2],bodybox[5].body.sphereColor[1],bodybox[4].color[3],bodybox[4].color[2],bodybox[4].color[1],bodybox[4].body.sphereColor[3],bodybox[4].body.sphereColor[2],bodybox[4].body.sphereColor[1],bodybox[3].color[3],bodybox[3].color[2],bodybox[3].color[1],bodybox[3].body.sphereColor[3],bodybox[3].body.sphereColor[2],bodybox[3].body.sphereColor[1],bodybox[2].color[3],bodybox[2].color[2],bodybox[2].color[1],bodybox[2].body.sphereColor[3],bodybox[2].body.sphereColor[2],bodybox[2].body.sphereColor[1],bodybox[1].color[3],bodybox[1].color[2],bodybox[1].color[1],bodybox[1].body.sphereColor[3],bodybox[1].body.sphereColor[2],bodybox[1].body.sphereColor[1],bodyboxN.color[3],bodyboxN.color[2],bodyboxN.color[1],bodyboxN.body.sphereColor[3],bodyboxN.body.sphereColor[2],bodyboxN.body.sphereColor[1],bodybox1.color[3],bodybox1.color[2],bodybox1.color[1],bodybox1.body.sphereColor[3],bodybox1.body.sphereColor[2],bodybox1.body.sphereColor[1],revolute[16].cylinderColor[3],revolute[16].cylinderColor[2],revolute[16].cylinderColor[1],revolute[15].cylinderColor[3],revolute[15].cylinderColor[2],revolute[15].cylinderColor[1],revolute[14].cylinderColor[3],revolute[14].cylinderColor[2],revolute[14].cylinderColor[1],revolute[13].cylinderColor[3],revolute[13].cylinderColor[2],revolute[13].cylinderColor[1],revolute[12].cylinderColor[3],revolute[12].cylinderColor[2],revolute[12].cylinderColor[1],revolute[11].cylinderColor[3],revolute[11].cylinderColor[2],revolute[11].cylinderColor[1],revolute[10].cylinderColor[3],revolute[10].cylinderColor[2],revolute[10].cylinderColor[1],revolute[9].cylinderColor[3],revolute[9].cylinderColor[2],revolute[9].cylinderColor[1],revolute[8].cylinderColor[3],revolute[8].cylinderColor[2],revolute[8].cylinderColor[1],revolute[7].cylinderColor[3],revolute[7].cylinderColor[2],revolute[7].cylinderColor[1],revolute[6].cylinderColor[3],revolute[6].cylinderColor[2],revolute[6].cylinderColor[1],revolute[5].cylinderColor[3],revolute[5].cylinderColor[2],revolute[5].cylinderColor[1],revolute[4].cylinderColor[3],revolute[4].cylinderColor[2],revolute[4].cylinderColor[1],revolute[3].cylinderColor[3],revolute[3].cylinderColor[2],revolute[3].cylinderColor[1],revolute[2].cylinderColor[3],revolute[2].cylinderColor[2],revolute[2].cylinderColor[1],revolute[1].cylinderColor[3],revolute[1].cylinderColor[2],revolute[1].cylinderColor[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],world.gravityArrowColor[3],world.gravityArrowColor[2],world.gravityArrowColor[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (2499): * Single equations (assignments): 2495 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(16,161,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.01775/1.623, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt lateInlineFunction (simulation): time 0.005112/1.628, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.04358/1.671, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.000243/1.671, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt constantLinearSystem (simulation): time 8.127e-05/1.672, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0002578/1.672, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.1011/1.773, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001702/1.773, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.006899/1.78, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (simulation): time 0.01704/1.797, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.001802/1.799, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02601/1.825, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.81e-05/1.825, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03121/1.856, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeConstants (simulation): time 0.007407/1.863, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.007354/1.871, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00858/1.879, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt findZeroCrossings (simulation): time 0.004669/1.884, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.001224/1.885, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sorting global known variables: time 0.01128/1.897, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sort global known variables: time 0.001646/1.898, allocations: 0 / 0, free: 0 / 0 Notification: Performance of remove unused functions: time 0.03122/1.929, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 315 * Number of states: 32 (revolute[1].w,revolute[2].w,revolute[3].w,revolute[4].w,revolute[5].w,revolute[6].w,revolute[7].w,revolute[8].w,revolute[9].w,revolute[10].w,revolute[11].w,revolute[12].w,revolute[13].w,revolute[14].w,revolute[15].w,revolute[16].w,springdamper[1].phi_rel,springdamper[2].phi_rel,springdamper[3].phi_rel,springdamper[4].phi_rel,springdamper[5].phi_rel,springdamper[6].phi_rel,springdamper[7].phi_rel,springdamper[8].phi_rel,springdamper[9].phi_rel,springdamper[10].phi_rel,springdamper[11].phi_rel,springdamper[12].phi_rel,springdamper[13].phi_rel,springdamper[14].phi_rel,springdamper[15].phi_rel,springdamper[16].phi_rel) * 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 (885): * Single equations (assignments): 881 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(16,151,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.01089/1.94, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created initialization part: time 0.02834/1.969, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created event and clocks part: time 9.447e-05/1.969, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created simulation system equations: time 0.009692/1.978, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.02869/2.007, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.08128/2.088, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01477/2.103, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: alias equations: time 0.01078/2.114, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01664/2.131, allocations: 0 / 0, free: 0 / 0 Notification: Performance of SimCode: time 0.001176/2.132, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Templates: time 0.1026/2.234, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 537] diffSimulationResults("ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.FlexibleBeam.ScaledExperiments.FlexibleBeamModelica_N_16_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/ReferenceFiles/ScalableTestSuite/ScalableTestSuite.Mechanical.FlexibleBeam.ScaledExperiments.FlexibleBeamModelica_N_16_res.mat","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 3.696297023911029]