Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001485/0.001485, allocations: 80.8 kB / 21.5 MB, free: 2.992 MB / 18.57 MB " [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 0.001661/0.001661, allocations: 174.8 kB / 24.91 MB, free: 8.27 MB / 18.57 MB " [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 0.9386/0.9386, allocations: 177.1 MB / 205.3 MB, free: 5.469 MB / 186.7 MB " [Timeout remaining time 179] 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 0.6491/0.6491, allocations: 88.08 MB / 349.9 MB, free: 14.11 MB / 330.7 MB " [Timeout remaining time 179] 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: translateModel(ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="T.[0-9,]+.|der.T.[0-9,]+..|time",fileNamePrefix="ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40") translateModel(ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="T.[0-9,]+.|der.T.[0-9,]+..|time",fileNamePrefix="ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.312e-06/1.312e-06, allocations: 0 / 399 MB, free: 13.41 MB / 378.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.221e-05/1.353e-05, allocations: 2.312 kB / 399 MB, free: 13.41 MB / 378.7 MB Notification: Performance of NFInst.instantiate(ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40): time 0.001871/0.001884, allocations: 1.419 MB / 400.4 MB, free: 11.98 MB / 378.7 MB Notification: Performance of NFInst.instExpressions: time 0.000177/0.002061, allocations: 47.8 kB / 400.4 MB, free: 11.93 MB / 378.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 3.228e-05/0.002093, allocations: 0 / 400.4 MB, free: 11.93 MB / 378.7 MB Notification: Performance of NFTyping.typeComponents: time 8.813e-05/0.002181, allocations: 7.922 kB / 400.4 MB, free: 11.93 MB / 378.7 MB Notification: Performance of NFTyping.typeBindings: time 8.155e-05/0.002263, allocations: 19.91 kB / 400.5 MB, free: 11.91 MB / 378.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.0001286/0.002392, allocations: 11.97 kB / 400.5 MB, free: 11.89 MB / 378.7 MB Notification: Performance of NFFlatten.flatten: time 0.0003954/0.002787, allocations: 0.6669 MB / 401.1 MB, free: 11.23 MB / 378.7 MB Notification: Performance of NFFlatten.resolveConnections: time 3.887e-05/0.002826, allocations: 19.86 kB / 401.1 MB, free: 11.21 MB / 378.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0001943/0.00302, allocations: 287.6 kB / 401.4 MB, free: 10.93 MB / 378.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0003121/0.003332, allocations: 319.3 kB / 401.7 MB, free: 10.61 MB / 378.7 MB Notification: Performance of NFPackage.collectConstants: time 4.722e-05/0.00338, allocations: 36 kB / 401.8 MB, free: 10.58 MB / 378.7 MB Notification: Performance of NFFlatten.collectFunctions: time 4.523e-05/0.003425, allocations: 36 kB / 401.8 MB, free: 10.54 MB / 378.7 MB Notification: Performance of NFScalarize.scalarize: time 0.0001327/0.003557, allocations: 239.5 kB / 402 MB, free: 10.31 MB / 378.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0001358/0.003693, allocations: 207.6 kB / 402.2 MB, free: 10.11 MB / 378.7 MB Notification: Performance of NFConvertDAE.convert: time 0.0002902/0.003983, allocations: 466.7 kB / 402.7 MB, free: 9.648 MB / 378.7 MB Notification: Performance of FrontEnd - DAE generated: time 1.874e-06/0.003985, allocations: 0 / 402.7 MB, free: 9.648 MB / 378.7 MB Notification: Performance of FrontEnd: time 6.71e-07/0.003986, allocations: 0 / 402.7 MB, free: 9.648 MB / 378.7 MB Notification: Performance of Transformations before backend: time 3.467e-06/0.003989, allocations: 0 / 402.7 MB, free: 9.648 MB / 378.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 79 * Number of variables: 79 Notification: Performance of Generate backend data structure: time 0.001385/0.005375, allocations: 0.8951 MB / 403.6 MB, free: 8.727 MB / 378.7 MB Notification: Performance of prepare preOptimizeDAE: time 2.934e-05/0.005404, allocations: 12.03 kB / 403.6 MB, free: 8.715 MB / 378.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 7.871e-05/0.005483, allocations: 60.88 kB / 403.7 MB, free: 8.656 MB / 378.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001764/0.005659, allocations: 173.3 kB / 403.8 MB, free: 8.461 MB / 378.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.219e-05/0.005681, allocations: 37.03 kB / 403.9 MB, free: 8.426 MB / 378.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 5.94e-05/0.005741, allocations: 56.28 kB / 403.9 MB, free: 8.371 MB / 378.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0002677/0.006009, allocations: 258.4 kB / 404.2 MB, free: 8.117 MB / 378.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 8.857e-06/0.006017, allocations: 4.125 kB / 404.2 MB, free: 8.113 MB / 378.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.419e-05/0.006042, allocations: 12.38 kB / 404.2 MB, free: 8.102 MB / 378.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.595e-06/0.006049, allocations: 8.375 kB / 404.2 MB, free: 8.094 MB / 378.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001085/0.006158, allocations: 76.5 kB / 404.3 MB, free: 8.016 MB / 378.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001696/0.007854, allocations: 1.071 MB / 405.4 MB, free: 6.93 MB / 378.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.005067/0.01292, allocations: 1.314 MB / 406.7 MB, free: 5.605 MB / 378.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 9.795e-05/0.01302, allocations: 68.84 kB / 406.7 MB, free: 5.535 MB / 378.7 MB Notification: Performance of preOpt evalFunc (simulation): time 3.67e-05/0.01306, allocations: 8 kB / 406.7 MB, free: 5.527 MB / 378.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.411e-05/0.01308, allocations: 38.56 kB / 406.8 MB, free: 5.48 MB / 378.7 MB Notification: Performance of pre-optimization done (n=39): time 1.413e-06/0.01308, allocations: 0 / 406.8 MB, free: 5.48 MB / 378.7 MB Notification: Performance of matching and sorting (n=39): time 0.0006674/0.01375, allocations: 254.1 kB / 407 MB, free: 5.23 MB / 378.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 2.678e-05/0.01378, allocations: 63.34 kB / 407.1 MB, free: 5.156 MB / 378.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 6.091e-05/0.01384, allocations: 134.6 kB / 407.2 MB, free: 5.012 MB / 378.7 MB Notification: Performance of collectPreVariables (initialization): time 2.838e-05/0.01386, allocations: 41.7 kB / 407.3 MB, free: 4.965 MB / 378.7 MB Notification: Performance of collectInitialEqns (initialization): time 5.042e-05/0.01392, allocations: 141 kB / 407.4 MB, free: 4.824 MB / 378.7 MB Notification: Performance of collectInitialBindings (initialization): time 9.2e-05/0.01401, allocations: 186.4 kB / 407.6 MB, free: 4.641 MB / 378.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001157/0.01412, allocations: 118.2 kB / 407.7 MB, free: 4.52 MB / 378.7 MB Notification: Performance of setup shared object (initialization): time 8.181e-05/0.0142, allocations: 338.8 kB / 408 MB, free: 4.18 MB / 378.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 9.89e-05/0.0143, allocations: 61.28 kB / 408.1 MB, free: 4.117 MB / 378.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001005/0.0144, allocations: 69.88 kB / 408.2 MB, free: 4.051 MB / 378.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002428/0.01465, allocations: 199 kB / 408.4 MB, free: 3.852 MB / 378.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.066e-06/0.01465, allocations: 4 kB / 408.4 MB, free: 3.848 MB / 378.7 MB Notification: Performance of matching and sorting (n=78) (initialization): time 0.0003252/0.01498, allocations: 277.3 kB / 408.6 MB, free: 3.57 MB / 378.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.593e-05/0.01499, allocations: 5.875 kB / 408.6 MB, free: 3.566 MB / 378.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.029e-06/0.015, allocations: 0 / 408.6 MB, free: 3.566 MB / 378.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.087e-05/0.01501, allocations: 4 kB / 408.6 MB, free: 3.562 MB / 378.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004211/0.01543, allocations: 139.8 kB / 408.8 MB, free: 3.426 MB / 378.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.262e-06/0.01543, allocations: 4 kB / 408.8 MB, free: 3.422 MB / 378.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00022/0.01565, allocations: 63.55 kB / 408.8 MB, free: 3.359 MB / 378.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.565e-05/0.01568, allocations: 12 kB / 408.8 MB, free: 3.348 MB / 378.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (78): * Single equations (assignments): 78 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 9.214e-05/0.01577, allocations: 136.5 kB / 409 MB, free: 3.203 MB / 378.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.101e-05/0.01582, allocations: 27.97 kB / 409 MB, free: 3.176 MB / 378.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 7.263e-05/0.0159, allocations: 69.62 kB / 409.1 MB, free: 3.102 MB / 378.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.878e-06/0.0159, allocations: 8 kB / 409.1 MB, free: 3.094 MB / 378.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.663e-06/0.0159, allocations: 4 kB / 409.1 MB, free: 3.09 MB / 378.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.659e-06/0.01591, allocations: 11.86 kB / 409.1 MB, free: 3.078 MB / 378.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002244/0.01613, allocations: 181.7 kB / 409.3 MB, free: 2.883 MB / 378.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.092e-06/0.01613, allocations: 0 / 409.3 MB, free: 2.883 MB / 378.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000453/0.01658, allocations: 91.88 kB / 409.4 MB, free: 2.793 MB / 378.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 1.623e-06/0.01659, allocations: 0 / 409.4 MB, free: 2.793 MB / 378.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.424e-05/0.01663, allocations: 27.97 kB / 409.4 MB, free: 2.766 MB / 378.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.684e-06/0.01663, allocations: 0 / 409.4 MB, free: 2.766 MB / 378.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.112e-06/0.01663, allocations: 0 / 409.4 MB, free: 2.766 MB / 378.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0004436/0.01708, allocations: 476.8 kB / 409.9 MB, free: 2.289 MB / 378.7 MB Notification: Performance of postOpt removeConstants (simulation): time 1.72e-05/0.01709, allocations: 23.78 kB / 409.9 MB, free: 2.266 MB / 378.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.501e-05/0.01714, allocations: 15.98 kB / 409.9 MB, free: 2.25 MB / 378.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002199/0.01736, allocations: 23.97 kB / 409.9 MB, free: 2.227 MB / 378.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.651e-05/0.01742, allocations: 23.95 kB / 409.9 MB, free: 2.203 MB / 378.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.208e-05/0.01744, allocations: 11.98 kB / 410 MB, free: 2.191 MB / 378.7 MB Notification: Performance of sorting global known variables: time 1.392e-05/0.01745, allocations: 21.08 kB / 410 MB, free: 2.168 MB / 378.7 MB Notification: Performance of sort global known variables: time 5e-08/0.01745, allocations: 0 / 410 MB, free: 2.168 MB / 378.7 MB Notification: Performance of remove unused functions: time 0.0002362/0.01769, allocations: 167.8 kB / 410.1 MB, free: 2.004 MB / 378.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 39 (Ttilde[1],Ttilde[2],Ttilde[3],Ttilde[4],Ttilde[5],Ttilde[6],Ttilde[7],Ttilde[8],Ttilde[9],Ttilde[10],Ttilde[11],Ttilde[12],Ttilde[13],Ttilde[14],Ttilde[15],Ttilde[16],Ttilde[17],Ttilde[18],Ttilde[19],Ttilde[20],Ttilde[21],Ttilde[22],Ttilde[23],Ttilde[24],Ttilde[25],Ttilde[26],Ttilde[27],Ttilde[28],Ttilde[29],Ttilde[30],Ttilde[31],Ttilde[32],Ttilde[33],Ttilde[34],Ttilde[35],Ttilde[36],Ttilde[37],Ttilde[38],Ttilde[39]) * 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 (39): * Single equations (assignments): 39 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0001081/0.0178, allocations: 110.3 kB / 410.3 MB, free: 1.887 MB / 378.7 MB Notification: Performance of simCode: created initialization part: time 0.0002953/0.01809, allocations: 237.8 kB / 410.5 MB, free: 1.648 MB / 378.7 MB Notification: Performance of simCode: created event and clocks part: time 1.631e-05/0.01811, allocations: 8 kB / 410.5 MB, free: 1.641 MB / 378.7 MB Notification: Performance of simCode: created simulation system equations: time 0.0002426/0.01835, allocations: 117.3 kB / 410.6 MB, free: 1.523 MB / 378.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0003298/0.01868, allocations: 82.31 kB / 410.7 MB, free: 1.445 MB / 378.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001275/0.01995, allocations: 1.057 MB / 411.7 MB, free: 368 kB / 378.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 7.738e-05/0.02003, allocations: 125.3 kB / 411.9 MB, free: 220 kB / 378.7 MB Notification: Performance of simCode: alias equations: time 0.0002666/0.0203, allocations: 66.94 kB / 411.9 MB, free: 152 kB / 378.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003189/0.02062, allocations: 145.2 kB / 412.1 MB, free: 8 kB / 378.7 MB Notification: Performance of SimCode: time 2.795e-06/0.02062, allocations: 4 kB / 412.1 MB, free: 4 kB / 378.7 MB Notification: Performance of Templates: time 0.00843/0.02905, allocations: 6.897 MB / 419 MB, free: 9.289 MB / 394.7 MB " [Timeout remaining time 300] make -j1 -f ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40.makefile [Timeout 300] (rm -f ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40.pipe ; mkfifo ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40.pipe ; head -c 1048576 < ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40.pipe >> ../files/ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40.sim & ./ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40 -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -emit_protected -lv LOG_STATS > ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40.pipe 2>&1) [Timeout 240] diffSimulationResults("ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/ReferenceFiles/ScalableTestSuite/ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40_res.mat","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "Error: Could not read variable der(T[1]) in file ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40_res.mat. Warning: Get data of variable der(T[1]) from file ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40_res.mat failed! Error: Could not read variable der(T[2]) in file ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40_res.mat. Warning: Get data of variable der(T[2]) from file ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40_res.mat failed! Error: Could not read variable der(T[3]) in file ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40_res.mat. Warning: Get data of variable der(T[3]) from file ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_40_res.mat failed! " [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 3.4344267821870744]