Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.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 0.000835/0.000835, allocations: 80.44 kB / 19.17 MB, free: 0.7422 MB / 13.93 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 0.000815/0.000815, allocations: 169.9 kB / 22.46 MB, free: 2.105 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 0.857/0.857, allocations: 177.1 MB / 202.8 MB, free: 5.742 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 1.698/1.698, allocations: 389 MB / 0.633 GB, free: 12.67 MB / 0.6042 GB " [Timeout remaining time 178] Using package Buildings with version 13.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 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: "" <> buildModelFMU(Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate,fileNamePrefix="Buildings_latest_Buildings_Fluid_Sensors_Examples_MoistAirEnthalpyFlowRate",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate,fileNamePrefix="Buildings_latest_Buildings_Fluid_Sensors_Examples_MoistAirEnthalpyFlowRate",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.733e-06/1.733e-06, allocations: 0 / 0.9997 GB, free: 13.47 MB / 0.9636 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.778e-05/1.952e-05, allocations: 2.281 kB / 0.9997 GB, free: 13.46 MB / 0.9636 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate): time 0.5386/0.5387, allocations: 158.4 MB / 1.154 GB, free: 0.5039 MB / 1.01 GB Notification: Performance of NFInst.instExpressions: time 0.006653/0.5453, allocations: 7.166 MB / 1.161 GB, free: 11.69 MB / 1.026 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0004754/0.5458, allocations: 24.25 kB / 1.161 GB, free: 11.68 MB / 1.026 GB Notification: Performance of NFTyping.typeComponents: time 0.0006246/0.5464, allocations: 254.2 kB / 1.162 GB, free: 11.51 MB / 1.026 GB Notification: Performance of NFTyping.typeBindings: time 0.002518/0.5489, allocations: 1.244 MB / 1.163 GB, free: 10.86 MB / 1.026 GB Notification: Performance of NFTyping.typeClassSections: time 0.001532/0.5505, allocations: 0.7962 MB / 1.164 GB, free: 10.46 MB / 1.026 GB Notification: Performance of NFFlatten.flatten: time 0.0009666/0.5514, allocations: 1.044 MB / 1.165 GB, free: 9.98 MB / 1.026 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0003852/0.5518, allocations: 310 kB / 1.165 GB, free: 9.852 MB / 1.026 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002144/0.554, allocations: 1.159 MB / 1.166 GB, free: 9.355 MB / 1.026 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0004398/0.5544, allocations: 386.8 kB / 1.166 GB, free: 9.242 MB / 1.026 GB Notification: Performance of NFPackage.collectConstants: time 4.633e-05/0.5545, allocations: 35.88 kB / 1.166 GB, free: 9.242 MB / 1.026 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001303/0.5558, allocations: 0.7944 MB / 1.167 GB, free: 8.949 MB / 1.026 GB Notification: Performance of NFScalarize.scalarize: time 0.0001498/0.5559, allocations: 170.9 kB / 1.167 GB, free: 8.867 MB / 1.026 GB Notification: Performance of NFVerifyModel.verify: time 0.000149/0.5561, allocations: 171.4 kB / 1.168 GB, free: 8.801 MB / 1.026 GB Notification: Performance of NFConvertDAE.convert: time 0.001154/0.5572, allocations: 0.9503 MB / 1.168 GB, free: 8.473 MB / 1.026 GB Notification: Performance of FrontEnd - DAE generated: time 5.22e-06/0.5572, allocations: 0.8438 kB / 1.168 GB, free: 8.473 MB / 1.026 GB Notification: Performance of FrontEnd: time 1.914e-06/0.5572, allocations: 1.344 kB / 1.168 GB, free: 8.473 MB / 1.026 GB Notification: Performance of Transformations before backend: time 7.073e-06/0.5572, allocations: 0 / 1.168 GB, free: 8.473 MB / 1.026 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 93 * Number of variables: 93 Notification: Performance of Generate backend data structure: time 0.0008407/0.5581, allocations: 0.7285 MB / 1.169 GB, free: 7.934 MB / 1.026 GB Notification: Performance of prepare preOptimizeDAE: time 4.128e-05/0.5581, allocations: 10.25 kB / 1.169 GB, free: 7.934 MB / 1.026 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 6.987e-05/0.5582, allocations: 74.77 kB / 1.169 GB, free: 7.871 MB / 1.026 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0005424/0.5587, allocations: 155 kB / 1.169 GB, free: 7.832 MB / 1.026 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004494/0.5592, allocations: 342.7 kB / 1.17 GB, free: 7.578 MB / 1.026 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.502e-05/0.5592, allocations: 36.27 kB / 1.17 GB, free: 7.562 MB / 1.026 GB Notification: Performance of preOpt expandDerOperator (simulation): time 4.827e-05/0.5592, allocations: 36.41 kB / 1.17 GB, free: 7.551 MB / 1.026 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0005233/0.5598, allocations: 452.6 kB / 1.17 GB, free: 7.328 MB / 1.026 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.152e-05/0.5598, allocations: 4.453 kB / 1.17 GB, free: 7.324 MB / 1.026 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.433e-05/0.5598, allocations: 16.12 kB / 1.17 GB, free: 7.312 MB / 1.026 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.024e-05/0.5598, allocations: 9.156 kB / 1.17 GB, free: 7.312 MB / 1.026 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0004109/0.5602, allocations: 320.7 kB / 1.171 GB, free: 7.211 MB / 1.026 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001372/0.5616, allocations: 1.482 MB / 1.172 GB, free: 6.156 MB / 1.026 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0002923/0.5619, allocations: 233.6 kB / 1.172 GB, free: 6.051 MB / 1.026 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001602/0.562, allocations: 140.9 kB / 1.172 GB, free: 6 MB / 1.026 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002771/0.5623, allocations: 77.91 kB / 1.172 GB, free: 5.996 MB / 1.026 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.98e-05/0.5623, allocations: 32.61 kB / 1.173 GB, free: 5.957 MB / 1.026 GB Notification: Performance of pre-optimization done (n=24): time 1.934e-06/0.5623, allocations: 1.438 kB / 1.173 GB, free: 5.957 MB / 1.026 GB Notification: Performance of matching and sorting (n=24): time 0.0006662/0.563, allocations: 457.6 kB / 1.173 GB, free: 5.789 MB / 1.026 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.258e-05/0.563, allocations: 54.73 kB / 1.173 GB, free: 5.727 MB / 1.026 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003121/0.5634, allocations: 394.2 kB / 1.173 GB, free: 5.531 MB / 1.026 GB Notification: Performance of collectPreVariables (initialization): time 2.383e-05/0.5634, allocations: 31.33 kB / 1.173 GB, free: 5.496 MB / 1.026 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001296/0.5635, allocations: 236.4 kB / 1.174 GB, free: 5.301 MB / 1.026 GB Notification: Performance of collectInitialBindings (initialization): time 5.747e-05/0.5636, allocations: 84.16 kB / 1.174 GB, free: 5.234 MB / 1.026 GB Notification: Performance of simplifyInitialFunctions (initialization): time 6.782e-05/0.5636, allocations: 54.06 kB / 1.174 GB, free: 5.203 MB / 1.026 GB Notification: Performance of setup shared object (initialization): time 0.0001049/0.5637, allocations: 352.7 kB / 1.174 GB, free: 4.871 MB / 1.026 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001525/0.5639, allocations: 114.3 kB / 1.174 GB, free: 4.836 MB / 1.026 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002204/0.5641, allocations: 259.5 kB / 1.174 GB, free: 4.641 MB / 1.026 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.000343/0.5645, allocations: 306.8 kB / 1.175 GB, free: 4.48 MB / 1.026 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.146e-06/0.5645, allocations: 1.438 kB / 1.175 GB, free: 4.48 MB / 1.026 GB Notification: Performance of matching and sorting (n=31) (initialization): time 0.0004275/0.5649, allocations: 366.8 kB / 1.175 GB, free: 4.328 MB / 1.026 GB Notification: Performance of prepare postOptimizeDAE: time 1.685e-05/0.5649, allocations: 7.891 kB / 1.175 GB, free: 4.328 MB / 1.026 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.191e-06/0.5649, allocations: 6.719 kB / 1.175 GB, free: 4.324 MB / 1.026 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.502e-05/0.5649, allocations: 7.875 kB / 1.175 GB, free: 4.32 MB / 1.026 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001641/0.5651, allocations: 60.25 kB / 1.175 GB, free: 4.312 MB / 1.026 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.405e-06/0.5651, allocations: 7.047 kB / 1.175 GB, free: 4.309 MB / 1.026 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001266/0.5652, allocations: 44.19 kB / 1.175 GB, free: 4.281 MB / 1.026 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.709e-05/0.5652, allocations: 15.11 kB / 1.175 GB, free: 4.277 MB / 1.026 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 8 * 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 (31): * Single equations (assignments): 31 * 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 0.0001254/0.5654, allocations: 163.4 kB / 1.175 GB, free: 4.137 MB / 1.026 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 4.172e-05/0.5654, allocations: 42.83 kB / 1.175 GB, free: 4.113 MB / 1.026 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0004481/0.5659, allocations: 369.2 kB / 1.176 GB, free: 3.965 MB / 1.026 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.236e-06/0.5659, allocations: 2.25 kB / 1.176 GB, free: 3.965 MB / 1.026 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.001e-06/0.5659, allocations: 1.672 kB / 1.176 GB, free: 3.965 MB / 1.026 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.967e-06/0.5659, allocations: 1.859 kB / 1.176 GB, free: 3.965 MB / 1.026 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0009741/0.5668, allocations: 0.8799 MB / 1.177 GB, free: 3.434 MB / 1.026 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.086e-06/0.5669, allocations: 1.312 kB / 1.177 GB, free: 3.434 MB / 1.026 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001361/0.567, allocations: 47.45 kB / 1.177 GB, free: 3.43 MB / 1.026 GB Notification: Performance of postOpt tearingSystem (simulation): time 5.43e-06/0.567, allocations: 3.406 kB / 1.177 GB, free: 3.43 MB / 1.026 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.749e-05/0.567, allocations: 12.28 kB / 1.177 GB, free: 3.426 MB / 1.026 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 5.68e-06/0.567, allocations: 7.141 kB / 1.177 GB, free: 3.422 MB / 1.026 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.647e-06/0.567, allocations: 6.562 kB / 1.177 GB, free: 3.418 MB / 1.026 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006402/0.5677, allocations: 0.6306 MB / 1.177 GB, free: 3.059 MB / 1.026 GB Notification: Performance of postOpt removeConstants (simulation): time 9.197e-05/0.5678, allocations: 69.36 kB / 1.177 GB, free: 3.023 MB / 1.026 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.193e-05/0.5678, allocations: 8.406 kB / 1.177 GB, free: 3.02 MB / 1.026 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001033/0.5679, allocations: 15.48 kB / 1.177 GB, free: 3.012 MB / 1.026 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.993e-05/0.5679, allocations: 17.14 kB / 1.177 GB, free: 3.012 MB / 1.026 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.613e-05/0.568, allocations: 12.55 kB / 1.177 GB, free: 3.008 MB / 1.026 GB Notification: Performance of sorting global known variables: time 0.0001994/0.5682, allocations: 276.3 kB / 1.178 GB, free: 2.875 MB / 1.026 GB Notification: Performance of sort global known variables: time 7e-08/0.5682, allocations: 0.9688 kB / 1.178 GB, free: 2.875 MB / 1.026 GB Notification: Performance of remove unused functions: time 0.0003419/0.5685, allocations: 115.4 kB / 1.178 GB, free: 2.852 MB / 1.026 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 1 (senH.h_out) * 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 (24): * Single equations (assignments): 24 * 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 0.0009689/0.5695, allocations: 1.222 MB / 1.179 GB, free: 1.941 MB / 1.026 GB Notification: Performance of simCode: created initialization part: time 0.0003853/0.5698, allocations: 275 kB / 1.179 GB, free: 1.863 MB / 1.026 GB Notification: Performance of simCode: created event and clocks part: time 1.843e-06/0.5699, allocations: 5.5 kB / 1.179 GB, free: 1.859 MB / 1.026 GB Notification: Performance of simCode: created simulation system equations: time 0.0001834/0.57, allocations: 147.5 kB / 1.179 GB, free: 1.812 MB / 1.026 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006388/0.5707, allocations: 206.8 kB / 1.18 GB, free: 1.762 MB / 1.026 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003507/0.5742, allocations: 3.768 MB / 1.183 GB, free: 15.48 MB / 1.042 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001961/0.5744, allocations: 230.3 kB / 1.184 GB, free: 15.38 MB / 1.042 GB Notification: Performance of simCode: alias equations: time 0.0002704/0.5746, allocations: 94.8 kB / 1.184 GB, free: 15.36 MB / 1.042 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001536/0.5748, allocations: 136 kB / 1.184 GB, free: 15.27 MB / 1.042 GB Notification: Performance of SimCode: time 1.242e-06/0.5748, allocations: 4 kB / 1.184 GB, free: 15.26 MB / 1.042 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03351/0.6083, allocations: 12.94 MB / 1.196 GB, free: 11.2 MB / 1.042 GB Notification: Performance of buildModelFMU: Generate platform static: time 6.72/7.328, allocations: 13.03 kB / 1.196 GB, free: 11.2 MB / 1.042 GB " [Timeout remaining time 293] (rm -f Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.pipe ; mkfifo Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.pipe >> ../files/Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.sim & python3 -m fmpy simulate --output-file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv --start-time 0 --stop-time 60 --timeout 800 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.024 Buildings_latest_Buildings_Fluid_Sensors_Examples_MoistAirEnthalpyFlowRate.fmu > Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.pipe 2>&1) [Timeout 840.0] diffSimulationResults("Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv","/mnt/ReferenceFiles/Buildings/csv/master/Buildings_Fluid_Sensors_Examples_MoistAirEnthalpyFlowRate.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "Error: Could not read variable senMasFlo.m_flow in file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable senMasFlo.m_flow from file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable senH_flow.H_flow in file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable senH_flow.H_flow from file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable senHSen_flow.H_flow in file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable senHSen_flow.H_flow from file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable senHLat_flow.H_flow in file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable senHLat_flow.H_flow from file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable pro.y in file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable pro.y from file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable add.y in file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable add.y from file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! " [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 11.271630806848407]