Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_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 0.001257/0.001257, allocations: 80.05 kB / 20.72 MB, free: 3.77 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 0.00184/0.00184, allocations: 169 kB / 24.14 MB, free: 364 kB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 0.947/0.947, allocations: 158.6 MB / 186 MB, free: 2.777 MB / 170.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo): time 0.1394/0.1394, allocations: 32.37 MB / 270.7 MB, free: 14.6 MB / 266.7 MB " [Timeout remaining time 180] Using package ModelicaTest with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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(ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_DPMFLOW,tolerance=1e-05,outputFormat="mat",numberOfIntervals=5050,variableFilter="time|A_cross|A_cross_nom|dp_nom|m_flow_nom|exp|NominalMassFlowRate|V_flow_nom|zeta_TOT|zeta_TOT_nom|rho_nom|rho.[0-9,]+.|input_mdot.[0-9,]+.|input_dp.[0-9,]+.|M_FLOW.[0-9,]+.|DP.[0-9,]+.|DP_plot.[0-9,]+.|input_DP.y",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_DPMFLOW") translateModel(ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_DPMFLOW,tolerance=1e-05,outputFormat="mat",numberOfIntervals=5050,variableFilter="time|A_cross|A_cross_nom|dp_nom|m_flow_nom|exp|NominalMassFlowRate|V_flow_nom|zeta_TOT|zeta_TOT_nom|rho_nom|rho.[0-9,]+.|input_mdot.[0-9,]+.|input_dp.[0-9,]+.|M_FLOW.[0-9,]+.|DP.[0-9,]+.|DP_plot.[0-9,]+.|input_DP.y",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_DPMFLOW") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.483e-06/1.483e-06, allocations: 0 / 299.1 MB, free: 2.172 MB / 282.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.006e-05/2.154e-05, allocations: 2.312 kB / 299.1 MB, free: 2.168 MB / 282.7 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_DPMFLOW): time 0.002306/0.002327, allocations: 1.975 MB / 301.1 MB, free: 180 kB / 282.7 MB Notification: Performance of NFInst.instExpressions: time 0.1513/0.1536, allocations: 1.128 MB / 302.2 MB, free: 19.21 MB / 282.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 9.883e-05/0.1537, allocations: 2.219 kB / 302.2 MB, free: 19.21 MB / 282.7 MB Notification: Performance of NFTyping.typeComponents: time 0.0003462/0.154, allocations: 70.77 kB / 302.3 MB, free: 19.19 MB / 282.7 MB Notification: Performance of NFTyping.typeBindings: time 0.0002219/0.1542, allocations: 76.23 kB / 302.4 MB, free: 19.16 MB / 282.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.0004843/0.1547, allocations: 155.1 kB / 302.5 MB, free: 19.13 MB / 282.7 MB Notification: Performance of NFFlatten.flatten: time 0.0002904/0.155, allocations: 281.4 kB / 302.8 MB, free: 19.03 MB / 282.7 MB Notification: Performance of NFFlatten.resolveConnections: time 6.663e-05/0.1551, allocations: 27.45 kB / 302.8 MB, free: 19.01 MB / 282.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0002378/0.1553, allocations: 136.3 kB / 302.9 MB, free: 18.98 MB / 282.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0001827/0.1555, allocations: 100.7 kB / 303 MB, free: 18.96 MB / 282.7 MB Notification: Performance of NFPackage.collectConstants: time 2.319e-05/0.1555, allocations: 6.906 kB / 303 MB, free: 18.96 MB / 282.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0003676/0.1559, allocations: 210.5 kB / 303.2 MB, free: 18.95 MB / 282.7 MB Notification: Performance of NFScalarize.scalarize: time 9.242e-05/0.156, allocations: 60.89 kB / 303.3 MB, free: 18.93 MB / 282.7 MB Notification: Performance of NFVerifyModel.verify: time 8.479e-05/0.1561, allocations: 72.47 kB / 303.4 MB, free: 18.92 MB / 282.7 MB Notification: Performance of NFConvertDAE.convert: time 0.0005145/0.1566, allocations: 398 kB / 303.8 MB, free: 18.85 MB / 282.7 MB Notification: Performance of FrontEnd - DAE generated: time 2.634e-06/0.1566, allocations: 1.266 kB / 303.8 MB, free: 18.85 MB / 282.7 MB Notification: Performance of FrontEnd: time 1.783e-06/0.1566, allocations: 1.781 kB / 303.8 MB, free: 18.85 MB / 282.7 MB Notification: Performance of Transformations before backend: time 5.22e-06/0.1566, allocations: 0 / 303.8 MB, free: 18.85 MB / 282.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 95 * Number of variables: 95 Notification: Performance of Generate backend data structure: time 0.0005762/0.1572, allocations: 473.1 kB / 304.2 MB, free: 18.53 MB / 282.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.873e-05/0.1572, allocations: 9.844 kB / 304.2 MB, free: 18.53 MB / 282.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 8.308e-05/0.1573, allocations: 51 kB / 304.3 MB, free: 18.53 MB / 282.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001629/0.1575, allocations: 154.1 kB / 304.4 MB, free: 18.38 MB / 282.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.134e-05/0.1575, allocations: 22.53 kB / 304.5 MB, free: 18.38 MB / 282.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 3.486e-05/0.1575, allocations: 38.86 kB / 304.5 MB, free: 18.38 MB / 282.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003721/0.1579, allocations: 330.9 kB / 304.8 MB, free: 18.29 MB / 282.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.058e-05/0.1579, allocations: 0 / 304.8 MB, free: 18.29 MB / 282.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.644e-05/0.1579, allocations: 12.44 kB / 304.8 MB, free: 18.29 MB / 282.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.766e-05/0.158, allocations: 29.06 kB / 304.9 MB, free: 18.29 MB / 282.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001671/0.1581, allocations: 153.8 kB / 305 MB, free: 18.27 MB / 282.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0009225/0.1591, allocations: 0.7535 MB / 305.8 MB, free: 17.8 MB / 282.7 MB Notification: Performance of preOpt comSubExp (simulation): time 7.465e-05/0.1591, allocations: 43.28 kB / 305.8 MB, free: 17.77 MB / 282.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 2.585e-05/0.1592, allocations: 22.39 kB / 305.8 MB, free: 17.75 MB / 282.7 MB Notification: Performance of preOpt evalFunc (simulation): time 2.476e-05/0.1592, allocations: 3.797 kB / 305.8 MB, free: 17.75 MB / 282.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.626e-05/0.1592, allocations: 31.97 kB / 305.9 MB, free: 17.71 MB / 282.7 MB Notification: Performance of pre-optimization done (n=7): time 2.244e-06/0.1592, allocations: 1.078 kB / 305.9 MB, free: 17.71 MB / 282.7 MB Notification: Performance of matching and sorting (n=7): time 0.0001515/0.1593, allocations: 65.78 kB / 305.9 MB, free: 17.68 MB / 282.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 2.974e-05/0.1594, allocations: 53.17 kB / 306 MB, free: 17.61 MB / 282.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001026/0.1595, allocations: 167.4 kB / 306.1 MB, free: 17.48 MB / 282.7 MB Notification: Performance of collectPreVariables (initialization): time 9.037e-06/0.1595, allocations: 31.17 kB / 306.2 MB, free: 17.44 MB / 282.7 MB Notification: Performance of collectInitialEqns (initialization): time 8.517e-05/0.1596, allocations: 216.1 kB / 306.4 MB, free: 17.26 MB / 282.7 MB Notification: Performance of collectInitialBindings (initialization): time 1.824e-05/0.1596, allocations: 31.73 kB / 306.4 MB, free: 17.24 MB / 282.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 5.181e-05/0.1596, allocations: 52.08 kB / 306.5 MB, free: 17.2 MB / 282.7 MB Notification: Performance of setup shared object (initialization): time 3.998e-05/0.1597, allocations: 321.1 kB / 306.8 MB, free: 16.89 MB / 282.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 2.708e-05/0.1597, allocations: 20.64 kB / 306.8 MB, free: 16.88 MB / 282.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 6.865e-05/0.1598, allocations: 135.3 kB / 306.9 MB, free: 16.72 MB / 282.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0001216/0.1599, allocations: 184.7 kB / 307.1 MB, free: 16.54 MB / 282.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.146e-06/0.1599, allocations: 0 / 307.1 MB, free: 16.54 MB / 282.7 MB Notification: Performance of matching and sorting (n=25) (initialization): time 0.0001676/0.1601, allocations: 159.4 kB / 307.3 MB, free: 16.46 MB / 282.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.303e-05/0.1601, allocations: 7.734 kB / 307.3 MB, free: 16.46 MB / 282.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.223e-06/0.1601, allocations: 11.52 kB / 307.3 MB, free: 16.46 MB / 282.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.784e-05/0.1601, allocations: 5.562 kB / 307.3 MB, free: 16.46 MB / 282.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002313/0.1603, allocations: 70.25 kB / 307.4 MB, free: 16.44 MB / 282.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0003943/0.1607, allocations: 1.779 MB / 309.1 MB, free: 14.64 MB / 282.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 8.371e-05/0.1608, allocations: 30.36 kB / 309.2 MB, free: 14.62 MB / 282.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.92e-05/0.1608, allocations: 14.91 kB / 309.2 MB, free: 14.61 MB / 282.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 19 * Number of states: 0 () * Number of discrete variables: 7 (NominalMassFlowRate,m_flow_IN_con[1].target,m_flow_IN_con[2].target,m_flow_IN_con[3].target,dp_IN_con[1].target,dp_IN_con[2].target,dp_IN_con[3].target) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (25): * Single equations (assignments): 22 * 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 9.341e-05/0.1609, allocations: 133.1 kB / 309.3 MB, free: 14.48 MB / 282.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 2.495e-05/0.161, allocations: 8.562 kB / 309.3 MB, free: 14.48 MB / 282.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0002122/0.1612, allocations: 120.2 kB / 309.4 MB, free: 14.42 MB / 282.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.248e-06/0.1612, allocations: 1.75 kB / 309.4 MB, free: 14.42 MB / 282.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.516e-06/0.1612, allocations: 0.6562 kB / 309.4 MB, free: 14.42 MB / 282.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.35e-06/0.1612, allocations: 0.6094 kB / 309.4 MB, free: 14.42 MB / 282.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0001381/0.1613, allocations: 124.1 kB / 309.6 MB, free: 14.32 MB / 282.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.306e-06/0.1613, allocations: 4.75 kB / 309.6 MB, free: 14.32 MB / 282.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001154/0.1614, allocations: 43.44 kB / 309.6 MB, free: 14.31 MB / 282.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 2.014e-06/0.1614, allocations: 1.469 kB / 309.6 MB, free: 14.31 MB / 282.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.032e-06/0.1614, allocations: 0.8438 kB / 309.6 MB, free: 14.31 MB / 282.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0003142/0.1618, allocations: 1.764 MB / 311.4 MB, free: 12.51 MB / 282.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.833e-06/0.1618, allocations: 0.9688 kB / 311.4 MB, free: 12.51 MB / 282.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 8.485e-05/0.1619, allocations: 166.5 kB / 311.5 MB, free: 12.36 MB / 282.7 MB Notification: Performance of postOpt removeConstants (simulation): time 1.389e-05/0.1619, allocations: 13.61 kB / 311.6 MB, free: 12.36 MB / 282.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.296e-05/0.1619, allocations: 1.734 kB / 311.6 MB, free: 12.36 MB / 282.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 3.671e-05/0.1619, allocations: 3.5 kB / 311.6 MB, free: 12.36 MB / 282.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.452e-05/0.1619, allocations: 10.08 kB / 311.6 MB, free: 12.35 MB / 282.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.64e-06/0.162, allocations: 1.125 kB / 311.6 MB, free: 12.35 MB / 282.7 MB Notification: Performance of sorting global known variables: time 3.288e-05/0.162, allocations: 39.09 kB / 311.6 MB, free: 12.33 MB / 282.7 MB Notification: Performance of sort global known variables: time 5e-08/0.162, allocations: 1.469 kB / 311.6 MB, free: 12.33 MB / 282.7 MB Notification: Performance of remove unused functions: time 0.000267/0.1623, allocations: 102.3 kB / 311.7 MB, free: 12.3 MB / 282.7 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 0.0001955/0.1624, allocations: 122.8 kB / 311.8 MB, free: 12.21 MB / 282.7 MB Notification: Performance of simCode: created initialization part: time 0.0002744/0.1627, allocations: 114.1 kB / 311.9 MB, free: 12.18 MB / 282.7 MB Notification: Performance of simCode: created event and clocks part: time 8.657e-06/0.1627, allocations: 6.844 kB / 312 MB, free: 12.17 MB / 282.7 MB Notification: Performance of simCode: created simulation system equations: time 0.0001314/0.1629, allocations: 54.42 kB / 312 MB, free: 12.15 MB / 282.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0001769/0.163, allocations: 19.22 kB / 312 MB, free: 12.14 MB / 282.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0008464/0.1639, allocations: 474 kB / 312.5 MB, free: 11.84 MB / 282.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 8.249e-05/0.164, allocations: 103.1 kB / 312.6 MB, free: 11.77 MB / 282.7 MB Notification: Performance of simCode: alias equations: time 0.0001085/0.1641, allocations: 42.5 kB / 312.6 MB, free: 11.75 MB / 282.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 5.085e-05/0.1641, allocations: 61.33 kB / 312.7 MB, free: 11.71 MB / 282.7 MB Notification: Performance of SimCode: time 6.01e-07/0.1641, allocations: 0 / 312.7 MB, free: 11.71 MB / 282.7 MB Notification: Performance of Templates: time 0.006868/0.171, allocations: 3.435 MB / 316.1 MB, free: 10.88 MB / 282.7 MB " [Timeout remaining time 660] make -j1 -f ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_DPMFLOW.makefile [Timeout 660] (rm -f ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_DPMFLOW.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_DPMFLOW.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_DPMFLOW.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_DPMFLOW.sim & ./ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_DPMFLOW -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_DPMFLOW.pipe 2>&1) [Timeout 240] diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.General.dp_nominalPressureLossLawDensity_DPMFLOW_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/Fluid/Dissipation/Verifications/PressureLoss/General/dp_nominalPressureLossLawDensity_DPMFLOW/dp_nominalPressureLossLawDensity_DPMFLOW.csv","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 3.328516311943531]