Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.0.0_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalDensityViscosity_DPMFLOW.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 0.00153/0.00153, allocations: 115.6 kB / 20.43 MB, free: 1.457 MB / 14.72 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 0.001439/0.001439, allocations: 210.1 kB / 23.74 MB, free: 4.672 MB / 14.72 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 1.48/1.48, allocations: 230.6 MB / 257.5 MB, free: 8.012 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.0.0+maint.om/package.mo): time 0.2336/0.2336, allocations: 44.91 MB / 358.8 MB, free: 6.293 MB / 286.1 MB " [Timeout remaining time 180] Using package ModelicaTest with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.0.0+maint.om/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: "" <> buildModelFMU(ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalDensityViscosity_DPMFLOW,fileNamePrefix="ModelicaTest_4_0_0_ModelicaTest_Fluid_Dissipation_Verifications_PressureLoss_General_dp_nominalDensityViscosity_DPMFLOW",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalDensityViscosity_DPMFLOW,fileNamePrefix="ModelicaTest_4_0_0_ModelicaTest_Fluid_Dissipation_Verifications_PressureLoss_General_dp_nominalDensityViscosity_DPMFLOW",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660] "Notification: ModelicaTest requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002168/0.002168, allocations: 63.91 kB / 0.4931 GB, free: 10.7 MB / 366.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3542/0.3564, allocations: 65.48 MB / 0.557 GB, free: 7.539 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalDensityViscosity_DPMFLOW): time 0.003402/0.3598, allocations: 1.858 MB / 0.5589 GB, free: 5.906 MB / 398.1 MB Notification: Performance of NFInst.instExpressions: time 0.001164/0.3609, allocations: 0.6318 MB / 0.5595 GB, free: 5.273 MB / 398.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 6.467e-05/0.361, allocations: 4 kB / 0.5595 GB, free: 5.27 MB / 398.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0002995/0.3613, allocations: 51.66 kB / 0.5595 GB, free: 5.219 MB / 398.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0001776/0.3615, allocations: 79.58 kB / 0.5596 GB, free: 5.141 MB / 398.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0003852/0.3619, allocations: 123.5 kB / 0.5597 GB, free: 5.02 MB / 398.1 MB Notification: Performance of NFFlatten.flatten: time 0.0002981/0.3622, allocations: 230.8 kB / 0.5599 GB, free: 4.793 MB / 398.1 MB Notification: Performance of NFFlatten.resolveConnections: time 6.127e-05/0.3622, allocations: 8.594 kB / 0.56 GB, free: 4.781 MB / 398.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0001165/0.3623, allocations: 95.44 kB / 0.56 GB, free: 4.688 MB / 398.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0001627/0.3625, allocations: 115.4 kB / 0.5602 GB, free: 4.574 MB / 398.1 MB Notification: Performance of NFPackage.collectConstants: time 1.902e-05/0.3625, allocations: 4 kB / 0.5602 GB, free: 4.57 MB / 398.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0003765/0.3629, allocations: 219.8 kB / 0.5604 GB, free: 4.355 MB / 398.1 MB Notification: Performance of NFScalarize.scalarize: time 7.917e-05/0.363, allocations: 55.75 kB / 0.5604 GB, free: 4.301 MB / 398.1 MB Notification: Performance of NFVerifyModel.verify: time 9.755e-05/0.3631, allocations: 99.3 kB / 0.5605 GB, free: 4.203 MB / 398.1 MB Notification: Performance of NFConvertDAE.convert: time 0.0004638/0.3635, allocations: 336.5 kB / 0.5608 GB, free: 3.875 MB / 398.1 MB Notification: Performance of FrontEnd - DAE generated: time 3.206e-06/0.3635, allocations: 0 / 0.5608 GB, free: 3.875 MB / 398.1 MB Notification: Performance of FrontEnd: time 1.172e-06/0.3635, allocations: 0 / 0.5608 GB, free: 3.875 MB / 398.1 MB Notification: Performance of Transformations before backend: time 1.046e-05/0.3636, allocations: 0 / 0.5608 GB, free: 3.875 MB / 398.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 70 * Number of variables: 70 Notification: Performance of Generate backend data structure: time 0.0006811/0.3642, allocations: 469.5 kB / 0.5613 GB, free: 3.387 MB / 398.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.249e-05/0.3643, allocations: 12.03 kB / 0.5613 GB, free: 3.375 MB / 398.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 6.929e-05/0.3644, allocations: 70.64 kB / 0.5614 GB, free: 3.297 MB / 398.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001861/0.3662, allocations: 200.4 kB / 0.5616 GB, free: 3.102 MB / 398.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003796/0.3666, allocations: 214.2 kB / 0.5618 GB, free: 2.867 MB / 398.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.214e-05/0.3666, allocations: 20.88 kB / 0.5618 GB, free: 2.848 MB / 398.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 5.592e-05/0.3667, allocations: 24.36 kB / 0.5618 GB, free: 2.824 MB / 398.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001001/0.3677, allocations: 0.5045 MB / 0.5623 GB, free: 2.316 MB / 398.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.204e-05/0.3677, allocations: 0 / 0.5623 GB, free: 2.316 MB / 398.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.852e-05/0.3677, allocations: 11.98 kB / 0.5623 GB, free: 2.305 MB / 398.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.413e-05/0.3678, allocations: 28.64 kB / 0.5623 GB, free: 2.273 MB / 398.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001277/0.3691, allocations: 0.5841 MB / 0.5629 GB, free: 1.691 MB / 398.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002344/0.3714, allocations: 1.143 MB / 0.564 GB, free: 476 kB / 398.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0006863/0.3721, allocations: 170.3 kB / 0.5642 GB, free: 296 kB / 398.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.000346/0.3724, allocations: 80.77 kB / 0.5643 GB, free: 212 kB / 398.1 MB Notification: Performance of preOpt evalFunc (simulation): time 2.06e-05/0.3724, allocations: 4 kB / 0.5643 GB, free: 208 kB / 398.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.741e-05/0.3725, allocations: 38.56 kB / 0.5643 GB, free: 160 kB / 398.1 MB Notification: Performance of pre-optimization done (n=7): time 1.392e-06/0.3725, allocations: 0 / 0.5643 GB, free: 160 kB / 398.1 MB Notification: Performance of matching and sorting (n=7): time 0.001251/0.3737, allocations: 301.4 kB / 0.5646 GB, free: 15.86 MB / 414.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 4.28e-05/0.3738, allocations: 55.41 kB / 0.5646 GB, free: 15.79 MB / 414.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002987/0.3741, allocations: 277.9 kB / 0.5649 GB, free: 15.51 MB / 414.1 MB Notification: Performance of collectPreVariables (initialization): time 3.184e-05/0.3741, allocations: 25.7 kB / 0.5649 GB, free: 15.48 MB / 414.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0001249/0.3742, allocations: 167.7 kB / 0.5651 GB, free: 15.31 MB / 414.1 MB Notification: Performance of collectInitialBindings (initialization): time 3.326e-05/0.3743, allocations: 31.72 kB / 0.5651 GB, free: 15.28 MB / 414.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 9.083e-05/0.3744, allocations: 37.69 kB / 0.5652 GB, free: 15.23 MB / 414.1 MB Notification: Performance of setup shared object (initialization): time 0.0001447/0.3745, allocations: 334.8 kB / 0.5655 GB, free: 14.9 MB / 414.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003571/0.3749, allocations: 83.91 kB / 0.5656 GB, free: 14.82 MB / 414.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003921/0.3752, allocations: 119.3 kB / 0.5657 GB, free: 14.69 MB / 414.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0007247/0.376, allocations: 219.1 kB / 0.5659 GB, free: 14.46 MB / 414.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.894e-06/0.376, allocations: 0 / 0.5659 GB, free: 14.46 MB / 414.1 MB Notification: Performance of matching and sorting (n=13) (initialization): time 0.0008459/0.3768, allocations: 261.2 kB / 0.5661 GB, free: 14.2 MB / 414.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.064e-05/0.3768, allocations: 8 kB / 0.5661 GB, free: 14.19 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.271e-06/0.3768, allocations: 0 / 0.5661 GB, free: 14.19 MB / 414.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.523e-05/0.3769, allocations: 4.188 kB / 0.5661 GB, free: 14.19 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.006301/0.3832, allocations: 471.2 kB / 0.5666 GB, free: 13.73 MB / 414.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003004/0.3862, allocations: 1.942 MB / 0.5685 GB, free: 11.71 MB / 414.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004076/0.3866, allocations: 39.7 kB / 0.5685 GB, free: 11.68 MB / 414.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.736e-05/0.3866, allocations: 20.08 kB / 0.5685 GB, free: 11.66 MB / 414.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 4 * 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 (13): * Single equations (assignments): 10 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 3 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 3 systems {1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0001972/0.3868, allocations: 153.7 kB / 0.5687 GB, free: 11.5 MB / 414.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 6.005e-05/0.3869, allocations: 27.84 kB / 0.5687 GB, free: 11.47 MB / 414.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 6.598e-05/0.3869, allocations: 21.72 kB / 0.5687 GB, free: 11.44 MB / 414.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.665e-06/0.3869, allocations: 0 / 0.5687 GB, free: 11.44 MB / 414.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.762e-06/0.3869, allocations: 7.922 kB / 0.5687 GB, free: 11.43 MB / 414.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.495e-06/0.3869, allocations: 0 / 0.5687 GB, free: 11.43 MB / 414.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0003814/0.3873, allocations: 264.5 kB / 0.569 GB, free: 11.13 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.094e-06/0.3873, allocations: 4 kB / 0.569 GB, free: 11.13 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.005933/0.3933, allocations: 455.3 kB / 0.5694 GB, free: 10.68 MB / 414.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 4.638e-06/0.3933, allocations: 0 / 0.5694 GB, free: 10.68 MB / 414.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.373e-05/0.3933, allocations: 3.984 kB / 0.5694 GB, free: 10.68 MB / 414.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.00286/0.3961, allocations: 1.945 MB / 0.5713 GB, free: 8.664 MB / 414.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.134e-06/0.3961, allocations: 0 / 0.5713 GB, free: 8.664 MB / 414.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0008535/0.397, allocations: 327.3 kB / 0.5717 GB, free: 8.328 MB / 414.1 MB Notification: Performance of postOpt removeConstants (simulation): time 5.664e-05/0.3971, allocations: 15.86 kB / 0.5717 GB, free: 8.312 MB / 414.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.567e-05/0.3971, allocations: 7.984 kB / 0.5717 GB, free: 8.305 MB / 414.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003629/0.3975, allocations: 23.97 kB / 0.5717 GB, free: 8.281 MB / 414.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 6.719e-05/0.3975, allocations: 7.984 kB / 0.5717 GB, free: 8.273 MB / 414.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.574e-05/0.3976, allocations: 11.92 kB / 0.5717 GB, free: 8.262 MB / 414.1 MB Notification: Performance of sorting global known variables: time 0.0002286/0.3978, allocations: 205.2 kB / 0.5719 GB, free: 8.062 MB / 414.1 MB Notification: Performance of sort global known variables: time 7e-08/0.3978, allocations: 0 / 0.5719 GB, free: 8.062 MB / 414.1 MB Notification: Performance of remove unused functions: time 0.0003801/0.3982, allocations: 75.88 kB / 0.572 GB, free: 7.988 MB / 414.1 MB Notification: Model statistics after passing the back-end for simulation: * 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 simulation (7): * Single equations (assignments): 4 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 3 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 3 systems {1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.001278/0.3994, allocations: 0.8567 MB / 0.5728 GB, free: 7.105 MB / 414.1 MB Notification: Performance of simCode: created initialization part: time 0.006344/0.4058, allocations: 0.5889 MB / 0.5734 GB, free: 6.516 MB / 414.1 MB Notification: Performance of simCode: created event and clocks part: time 5.04e-06/0.4058, allocations: 0 / 0.5734 GB, free: 6.516 MB / 414.1 MB Notification: Performance of simCode: created simulation system equations: time 0.005654/0.4114, allocations: 495.4 kB / 0.5739 GB, free: 6.031 MB / 414.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004485/0.4119, allocations: 58.77 kB / 0.5739 GB, free: 5.977 MB / 414.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004903/0.4168, allocations: 2.989 MB / 0.5768 GB, free: 2.887 MB / 414.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004247/0.4172, allocations: 0.7829 MB / 0.5776 GB, free: 2.078 MB / 414.1 MB Notification: Performance of simCode: alias equations: time 0.0001735/0.4174, allocations: 57.86 kB / 0.5777 GB, free: 2.023 MB / 414.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001283/0.4175, allocations: 63.41 kB / 0.5777 GB, free: 1.961 MB / 414.1 MB Notification: Performance of SimCode: time 1.142e-06/0.4175, allocations: 0 / 0.5777 GB, free: 1.961 MB / 414.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03714/0.4547, allocations: 8.049 MB / 0.5856 GB, free: 10.11 MB / 430.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 12.78/13.23, allocations: 7.016 kB / 0.5856 GB, free: 10.1 MB / 430.1 MB " [Timeout remaining time 647] (rm -f ModelicaTest_4.0.0_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalDensityViscosity_DPMFLOW.pipe ; mkfifo ModelicaTest_4.0.0_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalDensityViscosity_DPMFLOW.pipe ; head -c 1048576 < ModelicaTest_4.0.0_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalDensityViscosity_DPMFLOW.pipe >> ../files/ModelicaTest_4.0.0_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalDensityViscosity_DPMFLOW.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=ModelicaTest_4.0.0_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalDensityViscosity_DPMFLOW_res.mat --tempDir=temp_ModelicaTest_4_0_0_ModelicaTest_Fluid_Dissipation_Verifications_PressureLoss_General_dp_nominalDensityViscosity_DPMFLOW_fmu --startTime=0 --stopTime=1.01 --stepSize=0.000201879 --timeout=50 --tolerance=1e-06 ModelicaTest_4_0_0_ModelicaTest_Fluid_Dissipation_Verifications_PressureLoss_General_dp_nominalDensityViscosity_DPMFLOW.fmu > ModelicaTest_4.0.0_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalDensityViscosity_DPMFLOW.pipe 2>&1) [Timeout 52.5] diffSimulationResults("ModelicaTest_4.0.0_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalDensityViscosity_DPMFLOW_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/ModelicaTest/Fluid/Dissipation/Verifications/PressureLoss/General/dp_nominalDensityViscosity_DPMFLOW/dp_nominalDensityViscosity_DPMFLOW.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_4.0.0_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalDensityViscosity_DPMFLOW.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 16.415042409906164]