Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20.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 0.001392/0.001392, allocations: 88.33 kB / 20.95 MB, free: 3.609 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 0.001489/0.001489, allocations: 165.6 kB / 24.27 MB, free: 300 kB / 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 1.478/1.478, allocations: 177.1 MB / 204.6 MB, free: 5.617 MB / 186.7 MB " [Timeout remaining time 178] 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 0.8702/0.8702, allocations: 88.07 MB / 349.1 MB, free: 14.27 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_20,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="T.1.|T.20.|T.2.|T.3.|der.T.1..|der.T.2..|der.T.3..|time|time",fileNamePrefix="ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20") translateModel(ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="T.1.|T.20.|T.2.|T.3.|der.T.1..|der.T.2..|der.T.3..|time|time",fileNamePrefix="ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.934e-06/1.934e-06, allocations: 0 / 450.9 MB, free: 33.03 MB / 410.8 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.673e-05/2.866e-05, allocations: 6.25 kB / 450.9 MB, free: 33.02 MB / 410.8 MB Notification: Performance of NFInst.instantiate(ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20): time 0.001829/0.001858, allocations: 1.336 MB / 452.3 MB, free: 32.1 MB / 410.8 MB Notification: Performance of NFInst.instExpressions: time 0.0001838/0.002042, allocations: 41.53 kB / 452.3 MB, free: 32.08 MB / 410.8 MB Notification: Performance of NFInst.updateImplicitVariability: time 3.354e-05/0.002075, allocations: 0 / 452.3 MB, free: 32.08 MB / 410.8 MB Notification: Performance of NFTyping.typeComponents: time 9.811e-05/0.002173, allocations: 7.266 kB / 452.3 MB, free: 32.07 MB / 410.8 MB Notification: Performance of NFTyping.typeBindings: time 7.78e-05/0.002251, allocations: 28.98 kB / 452.3 MB, free: 32.05 MB / 410.8 MB Notification: Performance of NFTyping.typeClassSections: time 0.0001482/0.002399, allocations: 28.58 kB / 452.4 MB, free: 32.04 MB / 410.8 MB Notification: Performance of NFFlatten.flatten: time 0.0002393/0.002639, allocations: 356.7 kB / 452.7 MB, free: 31.95 MB / 410.8 MB Notification: Performance of NFFlatten.resolveConnections: time 3.553e-05/0.002674, allocations: 6.25 kB / 452.7 MB, free: 31.95 MB / 410.8 MB Notification: Performance of NFEvalConstants.evaluate: time 0.000148/0.002822, allocations: 150.4 kB / 452.9 MB, free: 31.9 MB / 410.8 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0002097/0.003032, allocations: 159 kB / 453 MB, free: 31.87 MB / 410.8 MB Notification: Performance of NFPackage.collectConstants: time 4.205e-05/0.003074, allocations: 18.38 kB / 453 MB, free: 31.87 MB / 410.8 MB Notification: Performance of NFFlatten.collectFunctions: time 4.144e-05/0.003115, allocations: 18.56 kB / 453.1 MB, free: 31.87 MB / 410.8 MB Notification: Performance of NFScalarize.scalarize: time 8.42e-05/0.0032, allocations: 119.1 kB / 453.2 MB, free: 31.82 MB / 410.8 MB Notification: Performance of NFVerifyModel.verify: time 0.000104/0.003304, allocations: 104.6 kB / 453.3 MB, free: 31.79 MB / 410.8 MB Notification: Performance of NFConvertDAE.convert: time 0.0001836/0.003487, allocations: 230.4 kB / 453.5 MB, free: 31.74 MB / 410.8 MB Notification: Performance of FrontEnd - DAE generated: time 2.294e-06/0.00349, allocations: 0 / 453.5 MB, free: 31.74 MB / 410.8 MB Notification: Performance of FrontEnd: time 1.853e-06/0.003491, allocations: 9.656 kB / 453.5 MB, free: 31.74 MB / 410.8 MB Notification: Performance of Transformations before backend: time 4.338e-06/0.003496, allocations: 0 / 453.5 MB, free: 31.74 MB / 410.8 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 39 * Number of variables: 39 Notification: Performance of Generate backend data structure: time 0.001992/0.005488, allocations: 0.7812 MB / 454.3 MB, free: 31.36 MB / 410.8 MB Notification: Performance of prepare preOptimizeDAE: time 3.732e-05/0.005525, allocations: 15.89 kB / 454.3 MB, free: 31.36 MB / 410.8 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 9.619e-05/0.005621, allocations: 32.84 kB / 454.3 MB, free: 31.34 MB / 410.8 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0002341/0.005855, allocations: 154.9 kB / 454.5 MB, free: 31.21 MB / 410.8 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.893e-05/0.005874, allocations: 21.33 kB / 454.5 MB, free: 31.2 MB / 410.8 MB Notification: Performance of preOpt expandDerOperator (simulation): time 6.106e-05/0.005935, allocations: 29.8 kB / 454.5 MB, free: 31.18 MB / 410.8 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.000344/0.006279, allocations: 236.1 kB / 454.8 MB, free: 31.1 MB / 410.8 MB Notification: Performance of preOpt findStateOrder (simulation): time 9.538e-06/0.006289, allocations: 192 / 454.8 MB, free: 31.1 MB / 410.8 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.844e-05/0.006317, allocations: 7.031 kB / 454.8 MB, free: 31.1 MB / 410.8 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.221e-06/0.006323, allocations: 3.375 kB / 454.8 MB, free: 31.1 MB / 410.8 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001854/0.006509, allocations: 132.3 kB / 454.9 MB, free: 31.06 MB / 410.8 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002051/0.00856, allocations: 0.7653 MB / 455.7 MB, free: 30.74 MB / 410.8 MB Notification: Performance of preOpt comSubExp (simulation): time 0.006711/0.01527, allocations: 0.9187 MB / 456.6 MB, free: 30.59 MB / 410.8 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001619/0.01543, allocations: 92.14 kB / 456.7 MB, free: 30.56 MB / 410.8 MB Notification: Performance of preOpt evalFunc (simulation): time 3.465e-05/0.01547, allocations: 5.188 kB / 456.7 MB, free: 30.56 MB / 410.8 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.786e-05/0.01549, allocations: 34.56 kB / 456.7 MB, free: 30.52 MB / 410.8 MB Notification: Performance of pre-optimization done (n=19): time 1.673e-06/0.01549, allocations: 6.719 kB / 456.7 MB, free: 30.52 MB / 410.8 MB Notification: Performance of matching and sorting (n=19): time 0.0006281/0.01612, allocations: 315.8 kB / 457 MB, free: 30.41 MB / 410.8 MB Notification: Performance of inlineWhenForInitialization (initialization): time 2.709e-05/0.01614, allocations: 54.16 kB / 457.1 MB, free: 30.34 MB / 410.8 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 6.477e-05/0.01621, allocations: 114.1 kB / 457.2 MB, free: 30.24 MB / 410.8 MB Notification: Performance of collectPreVariables (initialization): time 2.359e-05/0.01623, allocations: 29.7 kB / 457.2 MB, free: 30.2 MB / 410.8 MB Notification: Performance of collectInitialEqns (initialization): time 4.197e-05/0.01627, allocations: 123.9 kB / 457.4 MB, free: 30.09 MB / 410.8 MB Notification: Performance of collectInitialBindings (initialization): time 5.263e-05/0.01633, allocations: 86.73 kB / 457.4 MB, free: 30.02 MB / 410.8 MB Notification: Performance of simplifyInitialFunctions (initialization): time 9.601e-05/0.01642, allocations: 69.02 kB / 457.5 MB, free: 29.98 MB / 410.8 MB Notification: Performance of setup shared object (initialization): time 5.523e-05/0.01648, allocations: 324.2 kB / 457.8 MB, free: 29.67 MB / 410.8 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001815/0.01666, allocations: 117.2 kB / 457.9 MB, free: 29.64 MB / 410.8 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001575/0.01682, allocations: 117.5 kB / 458.1 MB, free: 29.61 MB / 410.8 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0003309/0.01715, allocations: 258.8 kB / 458.3 MB, free: 29.52 MB / 410.8 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.908e-06/0.01715, allocations: 2.875 kB / 458.3 MB, free: 29.52 MB / 410.8 MB Notification: Performance of matching and sorting (n=38) (initialization): time 0.0004835/0.01763, allocations: 342 kB / 458.6 MB, free: 29.4 MB / 410.8 MB Notification: Performance of prepare postOptimizeDAE: time 1.818e-05/0.01765, allocations: 5.594 kB / 458.6 MB, free: 29.4 MB / 410.8 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.871e-06/0.01766, allocations: 0 / 458.6 MB, free: 29.4 MB / 410.8 MB Notification: Performance of postOpt tearingSystem (initialization): time 2.485e-05/0.01768, allocations: 6.781 kB / 458.7 MB, free: 29.4 MB / 410.8 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004666/0.01815, allocations: 84.97 kB / 458.7 MB, free: 29.39 MB / 410.8 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.933e-06/0.01816, allocations: 0 / 458.7 MB, free: 29.39 MB / 410.8 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002836/0.01844, allocations: 47.45 kB / 458.8 MB, free: 29.36 MB / 410.8 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.318e-05/0.01846, allocations: 13.47 kB / 458.8 MB, free: 29.36 MB / 410.8 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 (38): * Single equations (assignments): 38 * 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 0.0001152/0.01858, allocations: 138.7 kB / 458.9 MB, free: 29.23 MB / 410.8 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.885e-05/0.01864, allocations: 16.64 kB / 458.9 MB, free: 29.22 MB / 410.8 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001128/0.01875, allocations: 44.72 kB / 459 MB, free: 29.18 MB / 410.8 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.719e-06/0.01875, allocations: 6.688 kB / 459 MB, free: 29.18 MB / 410.8 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.053e-06/0.01876, allocations: 0 / 459 MB, free: 29.18 MB / 410.8 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.757e-06/0.01877, allocations: 3.141 kB / 459 MB, free: 29.18 MB / 410.8 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002491/0.01901, allocations: 202.9 kB / 459.2 MB, free: 29.02 MB / 410.8 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.883e-06/0.01902, allocations: 0 / 459.2 MB, free: 29.02 MB / 410.8 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0005429/0.01956, allocations: 54.17 kB / 459.3 MB, free: 29.02 MB / 410.8 MB Notification: Performance of postOpt tearingSystem (simulation): time 4.258e-06/0.01956, allocations: 6.25 kB / 459.3 MB, free: 29.02 MB / 410.8 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.377e-05/0.0196, allocations: 13.22 kB / 459.3 MB, free: 29.02 MB / 410.8 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.034e-06/0.0196, allocations: 0 / 459.3 MB, free: 29.02 MB / 410.8 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.974e-06/0.0196, allocations: 3.938 kB / 459.3 MB, free: 29.01 MB / 410.8 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005503/0.02015, allocations: 453.7 kB / 459.7 MB, free: 28.77 MB / 410.8 MB Notification: Performance of postOpt removeConstants (simulation): time 1.881e-05/0.02017, allocations: 6.812 kB / 459.7 MB, free: 28.77 MB / 410.8 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.111e-05/0.02021, allocations: 12.92 kB / 459.7 MB, free: 28.77 MB / 410.8 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003424/0.02055, allocations: 20.47 kB / 459.8 MB, free: 28.77 MB / 410.8 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.939e-05/0.0206, allocations: 23.73 kB / 459.8 MB, free: 28.75 MB / 410.8 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.743e-05/0.02062, allocations: 2.844 kB / 459.8 MB, free: 28.75 MB / 410.8 MB Notification: Performance of sorting global known variables: time 2.841e-05/0.02065, allocations: 90.06 kB / 459.9 MB, free: 28.68 MB / 410.8 MB Notification: Performance of sort global known variables: time 8e-08/0.02065, allocations: 0 / 459.9 MB, free: 28.68 MB / 410.8 MB Notification: Performance of remove unused functions: time 0.0003181/0.02097, allocations: 88.7 kB / 460 MB, free: 28.66 MB / 410.8 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 19 (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]) * 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 (19): * Single equations (assignments): 19 * 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 0.0001053/0.02107, allocations: 107.3 kB / 460.1 MB, free: 28.57 MB / 410.8 MB Notification: Performance of simCode: created initialization part: time 0.0003828/0.02146, allocations: 237.9 kB / 460.3 MB, free: 28.51 MB / 410.8 MB Notification: Performance of simCode: created event and clocks part: time 1.943e-06/0.02146, allocations: 0 / 460.3 MB, free: 28.51 MB / 410.8 MB Notification: Performance of simCode: created simulation system equations: time 0.000143/0.0216, allocations: 107.6 kB / 460.4 MB, free: 28.48 MB / 410.8 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0003674/0.02197, allocations: 48.47 kB / 460.4 MB, free: 28.47 MB / 410.8 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001071/0.02304, allocations: 1.019 MB / 461.5 MB, free: 27.73 MB / 410.8 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 8.554e-05/0.02312, allocations: 131.2 kB / 461.6 MB, free: 27.66 MB / 410.8 MB Notification: Performance of simCode: alias equations: time 0.0002439/0.02337, allocations: 85.95 kB / 461.7 MB, free: 27.64 MB / 410.8 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000105/0.02347, allocations: 19.66 kB / 461.7 MB, free: 27.63 MB / 410.8 MB Notification: Performance of SimCode: time 4.61e-07/0.02347, allocations: 3.938 kB / 461.7 MB, free: 27.62 MB / 410.8 MB Notification: Performance of Templates: time 0.005889/0.02936, allocations: 3.3 MB / 465 MB, free: 27.3 MB / 410.8 MB " [Timeout remaining time 300] make -j1 -f ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20.makefile [Timeout 300] (rm -f ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20.pipe ; mkfifo ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20.pipe ; head -c 1048576 < ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20.pipe >> ../files/ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20.sim & ./ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20 -abortSlowSimulation -alarm=300 -emit_protected -lv LOG_STATS > ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20.pipe 2>&1) [Timeout 300] diffSimulationResults("ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/ReferenceFiles/ScalableTestSuite/ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20.diff",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_20_res.mat. Warning: Get data of variable der(T[1]) from file ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20_res.mat failed! Error: Could not read variable der(T[2]) in file ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20_res.mat. Warning: Get data of variable der(T[2]) from file ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20_res.mat failed! Error: Could not read variable der(T[3]) in file ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20_res.mat. Warning: Get data of variable der(T[3]) from file ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_FD_N_20_res.mat failed! " [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 5.742896429961547]