Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_4.0.0_Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_DOL.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00117/0.00117, allocations: 76.06 kB / 20.67 MB, free: 3.891 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00118/0.00118, allocations: 149.1 kB / 23.93 MB, free: 0.6367 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 0.85/0.85, allocations: 173.4 MB / 200.4 MB, free: 9.434 MB / 186.7 MB " [Timeout remaining time 179] Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+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(Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_DOL,fileNamePrefix="Modelica_4_0_0_Modelica_Magnetic_FundamentalWave_Examples_BasicMachines_InductionMachines_IMC_DOL",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_DOL,fileNamePrefix="Modelica_4_0_0_Modelica_Magnetic_FundamentalWave_Examples_BasicMachines_InductionMachines_IMC_DOL",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.853e-06/1.853e-06, allocations: 0 / 318.5 MB, free: 6.352 MB / 282.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.643e-05/1.828e-05, allocations: 2.281 kB / 318.5 MB, free: 6.348 MB / 282.7 MB Notification: Performance of NFInst.instantiate(Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_DOL): time 0.01439/0.0144, allocations: 16.95 MB / 335.4 MB, free: 5.312 MB / 298.7 MB Notification: Performance of NFInst.instExpressions: time 0.01031/0.02471, allocations: 5.429 MB / 340.8 MB, free: 15.86 MB / 314.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002969/0.02768, allocations: 155.1 kB / 341 MB, free: 15.71 MB / 314.7 MB Notification: Performance of NFTyping.typeComponents: time 0.002621/0.0303, allocations: 1.315 MB / 342.3 MB, free: 14.39 MB / 314.7 MB Notification: Performance of NFTyping.typeBindings: time 0.003918/0.03422, allocations: 2.026 MB / 344.3 MB, free: 12.35 MB / 314.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.001774/0.03599, allocations: 1.144 MB / 345.5 MB, free: 11.21 MB / 314.7 MB Notification: Performance of NFFlatten.flatten: time 0.00482/0.04081, allocations: 6.646 MB / 352.1 MB, free: 4.535 MB / 314.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.002858/0.04367, allocations: 2.841 MB / 355 MB, free: 1.605 MB / 314.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.00433/0.048, allocations: 4.449 MB / 359.4 MB, free: 13.15 MB / 330.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.003039/0.05104, allocations: 2.997 MB / 362.4 MB, free: 10.14 MB / 330.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0009845/0.05202, allocations: 0.7969 MB / 363.2 MB, free: 9.348 MB / 330.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001194/0.05322, allocations: 1.066 MB / 364.3 MB, free: 8.281 MB / 330.7 MB Notification: Performance of NFScalarize.scalarize: time 0.001181/0.0544, allocations: 2.041 MB / 366.3 MB, free: 6.234 MB / 330.7 MB Notification: Performance of NFVerifyModel.verify: time 0.001952/0.05635, allocations: 2.339 MB / 368.6 MB, free: 3.891 MB / 330.7 MB Notification: Performance of NFConvertDAE.convert: time 0.006675/0.06303, allocations: 10.76 MB / 379.4 MB, free: 9.105 MB / 346.7 MB Notification: Performance of FrontEnd - DAE generated: time 4.539e-06/0.06303, allocations: 4 kB / 379.4 MB, free: 9.102 MB / 346.7 MB Notification: Performance of FrontEnd: time 2.134e-06/0.06303, allocations: 0 / 379.4 MB, free: 9.102 MB / 346.7 MB Notification: Performance of Transformations before backend: time 0.0001416/0.06317, allocations: 0 / 379.4 MB, free: 9.102 MB / 346.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1348 * Number of variables: 1348 Notification: Performance of Generate backend data structure: time 0.009914/0.07309, allocations: 6.71 MB / 386.1 MB, free: 2.32 MB / 346.7 MB Notification: Performance of prepare preOptimizeDAE: time 5.193e-05/0.07314, allocations: 12.92 kB / 386.1 MB, free: 2.309 MB / 346.7 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006401/0.07378, allocations: 0.7039 MB / 386.8 MB, free: 1.594 MB / 346.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002599/0.07638, allocations: 1.098 MB / 387.9 MB, free: 0.4922 MB / 346.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004394/0.08077, allocations: 3.631 MB / 391.6 MB, free: 12.8 MB / 362.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002132/0.08099, allocations: 390.6 kB / 391.9 MB, free: 12.41 MB / 362.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005645/0.08155, allocations: 0.5159 MB / 392.5 MB, free: 11.9 MB / 362.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.008523/0.09007, allocations: 7.201 MB / 399.7 MB, free: 4.559 MB / 362.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 9.662e-05/0.09017, allocations: 11.95 kB / 399.7 MB, free: 4.547 MB / 362.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003432/0.09051, allocations: 204 kB / 399.9 MB, free: 4.348 MB / 362.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001526/0.09067, allocations: 246.1 kB / 400.1 MB, free: 4.105 MB / 362.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.007325/0.09799, allocations: 5.911 MB / 406 MB, free: 14.18 MB / 378.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02629/0.1243, allocations: 19.01 MB / 425 MB, free: 10.7 MB / 394.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.004614/0.1289, allocations: 3.858 MB / 428.9 MB, free: 7.031 MB / 394.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0023/0.1312, allocations: 2.189 MB / 431.1 MB, free: 4.836 MB / 394.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.006746/0.1379, allocations: 5.276 MB / 436.4 MB, free: 15.53 MB / 410.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.417e-05/0.138, allocations: 60.56 kB / 436.4 MB, free: 15.46 MB / 410.7 MB Notification: Performance of pre-optimization done (n=219): time 3.878e-06/0.138, allocations: 0 / 436.4 MB, free: 15.46 MB / 410.7 MB Notification: Performance of matching and sorting (n=238): time 0.01361/0.1516, allocations: 10.57 MB / 447 MB, free: 4.852 MB / 410.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 4.314e-05/0.1516, allocations: 77.41 kB / 447.1 MB, free: 4.762 MB / 410.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003403/0.155, allocations: 3.029 MB / 450.1 MB, free: 1.723 MB / 410.7 MB Notification: Performance of collectPreVariables (initialization): time 0.0001226/0.1552, allocations: 69.64 kB / 450.2 MB, free: 1.648 MB / 410.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.1732/0.3284, allocations: 2.361 MB / 452.5 MB, free: 116.2 MB / 410.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.001011/0.3294, allocations: 0.8411 MB / 453.4 MB, free: 116.1 MB / 410.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008525/0.3303, allocations: 0.5111 MB / 453.9 MB, free: 116.1 MB / 410.7 MB Notification: Performance of setup shared object (initialization): time 2.968e-05/0.3303, allocations: 302.5 kB / 454.2 MB, free: 115.8 MB / 410.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001883/0.3322, allocations: 1.358 MB / 455.5 MB, free: 115.7 MB / 410.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001536/0.3337, allocations: 2.152 MB / 457.7 MB, free: 114.2 MB / 410.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.003285/0.337, allocations: 3.698 MB / 461.4 MB, free: 112 MB / 410.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.627e-05/0.337, allocations: 10.28 kB / 461.4 MB, free: 112 MB / 410.7 MB Notification: Performance of matching and sorting (n=367) (initialization): time 0.004735/0.3417, allocations: 4.581 MB / 466 MB, free: 109.9 MB / 410.7 MB Notification: Performance of prepare postOptimizeDAE: time 2.994e-05/0.3418, allocations: 16 kB / 466 MB, free: 109.9 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.449e-05/0.3418, allocations: 24 kB / 466 MB, free: 109.9 MB / 410.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0009903/0.3428, allocations: 0.7554 MB / 466.8 MB, free: 109.3 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001116/0.3439, allocations: 0.632 MB / 467.4 MB, free: 108.7 MB / 410.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00579/0.3497, allocations: 13.69 MB / 481.1 MB, free: 95.05 MB / 410.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001369/0.3511, allocations: 155.6 kB / 481.2 MB, free: 94.93 MB / 410.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001351/0.3512, allocations: 115.7 kB / 481.3 MB, free: 94.82 MB / 410.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 106 * Number of states: 0 () * Number of discrete variables: 3 (idealCloser.control[3],idealCloser.control[2],idealCloser.control[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (324): * Single equations (assignments): 314 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 3 * Torn equation systems: 7 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 3 systems {(2,100.0%), (2,100.0%), (2,100.0%)} * 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): 7 systems {(1,8,100.0%), (2,12,100.0%), (1,1,100.0%), (1,13,100.0%), (1,1,100.0%), (1,2,100.0%), (1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.001959/0.3532, allocations: 1.622 MB / 483 MB, free: 93.39 MB / 410.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002844/0.3534, allocations: 337.9 kB / 483.3 MB, free: 93.06 MB / 410.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003782/0.3572, allocations: 4.024 MB / 487.3 MB, free: 89 MB / 410.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.025e-05/0.3572, allocations: 24 kB / 487.3 MB, free: 88.97 MB / 410.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.138e-05/0.3572, allocations: 8 kB / 487.4 MB, free: 88.96 MB / 410.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.243e-05/0.3573, allocations: 11.95 kB / 487.4 MB, free: 88.95 MB / 410.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.008195/0.3655, allocations: 8.424 MB / 495.8 MB, free: 80.47 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.015e-06/0.3655, allocations: 7.938 kB / 495.8 MB, free: 80.46 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000767/0.3662, allocations: 382.5 kB / 496.2 MB, free: 80.09 MB / 410.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.00117/0.3674, allocations: 0.9234 MB / 497.1 MB, free: 79.14 MB / 410.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001096/0.3675, allocations: 63.97 kB / 497.2 MB, free: 79.08 MB / 410.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.007344/0.3749, allocations: 17 MB / 0.5021 GB, free: 61.2 MB / 410.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.186e-06/0.3749, allocations: 8 kB / 0.5021 GB, free: 61.2 MB / 410.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005084/0.3799, allocations: 5.883 MB / 0.5079 GB, free: 55.22 MB / 410.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.001065/0.381, allocations: 0.6402 MB / 0.5085 GB, free: 54.58 MB / 410.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002581/0.3813, allocations: 59.94 kB / 0.5085 GB, free: 54.52 MB / 410.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008238/0.3821, allocations: 135.9 kB / 0.5087 GB, free: 54.39 MB / 410.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003351/0.3824, allocations: 209.5 kB / 0.5089 GB, free: 54.18 MB / 410.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.307e-05/0.3825, allocations: 67.98 kB / 0.5089 GB, free: 54.12 MB / 410.7 MB Notification: Performance of sorting global known variables: time 0.001995/0.3845, allocations: 2.03 MB / 0.5109 GB, free: 52.09 MB / 410.7 MB Notification: Performance of sort global known variables: time 4e-08/0.3845, allocations: 7.938 kB / 0.5109 GB, free: 52.08 MB / 410.7 MB Notification: Performance of remove unused functions: time 0.002214/0.3867, allocations: 0.988 MB / 0.5119 GB, free: 51.1 MB / 410.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 17 * Number of states: 14 (aimcM.inertiaRotor.w,aimcM.stator.zeroInductor.i0,aimcM.stator.core.Phi.re,aimcM.stator.core.Phi.im,aimcM.rotorCage.electroMagneticConverter.singlePhaseElectroMagneticConverter[3].Phi.re,aimcM.rotorCage.electroMagneticConverter.singlePhaseElectroMagneticConverter[3].Phi.im,aimcE.inertiaRotor.w,aimcE.i_0_s,aimcE.idq_sr[1],aimcE.idq_sr[2],aimcE.idq_rr[1],aimcE.idq_rr[2],quadraticLoadTorqueM.phi,quadraticLoadTorqueE.phi) * Number of discrete variables: 3 (idealCloser.control[1],idealCloser.control[2],idealCloser.control[3]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (179): * Single equations (assignments): 170 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 8 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 1 system {(2,100.0%)} * 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): 8 systems {(2,12,100.0%), (1,1,100.0%), (1,8,100.0%), (2,1,100.0%), (1,1,100.0%), (1,8,100.0%), (1,13,100.0%), (2,12,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0054/0.3921, allocations: 6.583 MB / 0.5183 GB, free: 44.43 MB / 410.7 MB Notification: Performance of simCode: created initialization part: time 0.003818/0.3959, allocations: 4.22 MB / 0.5224 GB, free: 40.12 MB / 410.7 MB Notification: Performance of simCode: created event and clocks part: time 4.218e-06/0.3959, allocations: 4.562 kB / 0.5224 GB, free: 40.11 MB / 410.7 MB Notification: Performance of simCode: created simulation system equations: time 0.002141/0.3981, allocations: 2.86 MB / 0.5252 GB, free: 37.15 MB / 410.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002266/0.4004, allocations: 0.9131 MB / 0.5261 GB, free: 36.26 MB / 410.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0377/0.4381, allocations: 34.98 MB / 0.5603 GB, free: 168 kB / 410.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002338/0.4404, allocations: 2.916 MB / 0.5631 GB, free: 13.21 MB / 426.7 MB Notification: Performance of simCode: alias equations: time 0.00175/0.4421, allocations: 0.7698 MB / 0.5639 GB, free: 12.43 MB / 426.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001606/0.4438, allocations: 1.957 MB / 0.5658 GB, free: 10.48 MB / 426.7 MB Notification: Performance of SimCode: time 1.392e-06/0.4438, allocations: 0 / 0.5658 GB, free: 10.48 MB / 426.7 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.2588/0.7025, allocations: 91.67 MB / 0.6553 GB, free: 114.2 MB / 458.7 MB Notification: Performance of buildModelFMU: Generate platform static: time 10.16/10.86, allocations: 11.92 kB / 0.6553 GB, free: 114.2 MB / 458.7 MB " [Timeout remaining time 649] (rm -f Modelica_4.0.0_Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_DOL.pipe ; mkfifo Modelica_4.0.0_Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_DOL.pipe ; head -c 1048576 < Modelica_4.0.0_Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_DOL.pipe >> ../files/Modelica_4.0.0_Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_DOL.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Modelica_4.0.0_Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_DOL_res.mat --tempDir=temp_Modelica_4_0_0_Modelica_Magnetic_FundamentalWave_Examples_BasicMachines_InductionMachines_IMC_DOL_fmu --startTime=0 --stopTime=1.5 --stepSize=0.0001 --timeout=50 --tolerance=1e-06 Modelica_4_0_0_Modelica_Magnetic_FundamentalWave_Examples_BasicMachines_InductionMachines_IMC_DOL.fmu > Modelica_4.0.0_Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_DOL.pipe 2>&1) [Timeout 52.5] diffSimulationResults("Modelica_4.0.0_Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_DOL_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/Modelica/Magnetic/FundamentalWave/Examples/BasicMachines/InductionMachines/IMC_DOL/IMC_DOL.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Modelica_4.0.0_Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_DOL.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 659] Reference file matches [Calling sys.exit(0), Time elapsed: 15.23564725369215]