Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow.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 0.00169/0.00169, allocations: 109.2 kB / 18.94 MB, free: 2.949 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 0.001668/0.001668, allocations: 215.9 kB / 22.25 MB, free: 5.129 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 1.645/1.645, allocations: 230.6 MB / 256 MB, free: 7.977 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo): time 3.098/3.098, allocations: 476.7 MB / 0.7706 GB, free: 4.301 MB / 0.6231 GB
"
[Timeout remaining time 176]
Using package Buildings with version 11.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/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(Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|actAirSet.uOpeMod|actAirSet.VCooMax_flow|actAirSet.VOccMin_flow|actAirSet.VActCooMax_flow|actAirSet.VActMin_flow",fileNamePrefix="Buildings_11_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow")
translateModel(Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|actAirSet.uOpeMod|actAirSet.VCooMax_flow|actAirSet.VOccMin_flow|actAirSet.VActCooMax_flow|actAirSet.VActMin_flow",fileNamePrefix="Buildings_11_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow") [Timeout 300]
"Notification: Buildings 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 0.002144/0.002144, allocations: 72.2 kB / 1.118 GB, free: 8.75 MB / 0.8419 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4015/0.4036, allocations: 170 MB / 1.284 GB, free: 3.297 MB / 0.9825 GB
Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow): time 0.002646/0.4063, allocations: 1.016 MB / 1.285 GB, free: 2.281 MB / 0.9825 GB
Notification: Performance of NFInst.instExpressions: time 0.001515/0.4078, allocations: 1.018 MB / 1.286 GB, free: 1.25 MB / 0.9825 GB
Notification: Performance of NFInst.updateImplicitVariability: time 8.81e-05/0.4079, allocations: 4 kB / 1.286 GB, free: 1.246 MB / 0.9825 GB
Notification: Performance of NFTyping.typeComponents: time 5.675e-05/0.408, allocations: 15.8 kB / 1.286 GB, free: 1.23 MB / 0.9825 GB
Notification: Performance of NFTyping.typeBindings: time 0.0001237/0.4081, allocations: 27.73 kB / 1.286 GB, free: 1.203 MB / 0.9825 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0002703/0.4083, allocations: 63.92 kB / 1.286 GB, free: 1.141 MB / 0.9825 GB
Notification: Performance of NFFlatten.flatten: time 0.0002157/0.4086, allocations: 164 kB / 1.286 GB, free: 0.9805 MB / 0.9825 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0001911/0.4088, allocations: 64.61 kB / 1.286 GB, free: 0.918 MB / 0.9825 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0002211/0.409, allocations: 83.66 kB / 1.286 GB, free: 0.8359 MB / 0.9825 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0001254/0.4091, allocations: 75.67 kB / 1.286 GB, free: 0.7617 MB / 0.9825 GB
Notification: Performance of NFPackage.collectConstants: time 3.005e-05/0.4091, allocations: 20 kB / 1.286 GB, free: 0.7422 MB / 0.9825 GB
Notification: Performance of NFFlatten.collectFunctions: time 6.135e-05/0.4092, allocations: 23.94 kB / 1.286 GB, free: 0.7188 MB / 0.9825 GB
Notification: Performance of NFScalarize.scalarize: time 3.721e-05/0.4092, allocations: 35.91 kB / 1.286 GB, free: 0.6836 MB / 0.9825 GB
Notification: Performance of NFVerifyModel.verify: time 9.627e-05/0.4093, allocations: 67.61 kB / 1.286 GB, free: 0.6172 MB / 0.9825 GB
Notification: Performance of NFConvertDAE.convert: time 0.0003128/0.4096, allocations: 227 kB / 1.287 GB, free: 404 kB / 0.9825 GB
Notification: Performance of FrontEnd - DAE generated: time 8.546e-06/0.4096, allocations: 4 kB / 1.287 GB, free: 400 kB / 0.9825 GB
Notification: Performance of FrontEnd: time 1.513e-06/0.4096, allocations: 0 / 1.287 GB, free: 400 kB / 0.9825 GB
Notification: Performance of Transformations before backend: time 7.584e-06/0.4097, allocations: 0 / 1.287 GB, free: 400 kB / 0.9825 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 35
 * Number of variables: 35
Notification: Performance of Generate backend data structure: time 0.0007357/0.4104, allocations: 377.6 kB / 1.287 GB, free: 15.99 MB / 0.9981 GB
Notification: Performance of prepare preOptimizeDAE: time 3.812e-05/0.4104, allocations: 12.03 kB / 1.287 GB, free: 15.98 MB / 0.9981 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001826/0.4106, allocations: 28.83 kB / 1.287 GB, free: 15.95 MB / 0.9981 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004259/0.411, allocations: 186.2 kB / 1.287 GB, free: 15.74 MB / 0.9981 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.591e-05/0.4111, allocations: 16.3 kB / 1.287 GB, free: 15.73 MB / 0.9981 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 2.501e-05/0.4111, allocations: 16.38 kB / 1.287 GB, free: 15.71 MB / 0.9981 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003495/0.4114, allocations: 150 kB / 1.287 GB, free: 15.56 MB / 0.9981 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.004e-05/0.4115, allocations: 4.188 kB / 1.287 GB, free: 15.55 MB / 0.9981 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.923e-05/0.4115, allocations: 11.88 kB / 1.287 GB, free: 15.54 MB / 0.9981 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.105e-06/0.4115, allocations: 4 kB / 1.287 GB, free: 15.54 MB / 0.9981 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003492/0.4118, allocations: 119.9 kB / 1.288 GB, free: 15.42 MB / 0.9981 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0007147/0.4125, allocations: 435.4 kB / 1.288 GB, free: 14.95 MB / 0.9981 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0003115/0.4129, allocations: 126.5 kB / 1.288 GB, free: 14.82 MB / 0.9981 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0001532/0.413, allocations: 48.83 kB / 1.288 GB, free: 14.77 MB / 0.9981 GB
Notification: Performance of preOpt evalFunc (simulation): time 2.279e-05/0.413, allocations: 0 / 1.288 GB, free: 14.77 MB / 0.9981 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.979e-05/0.4131, allocations: 30.56 kB / 1.288 GB, free: 14.73 MB / 0.9981 GB
Notification: Performance of pre-optimization done (n=12): time 1.022e-06/0.4131, allocations: 4 kB / 1.288 GB, free: 14.73 MB / 0.9981 GB
Notification: Performance of matching and sorting (n=12): time 0.0005796/0.4136, allocations: 177.4 kB / 1.288 GB, free: 14.55 MB / 0.9981 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 5.041e-05/0.4137, allocations: 51.41 kB / 1.288 GB, free: 14.48 MB / 0.9981 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001573/0.4138, allocations: 158.3 kB / 1.289 GB, free: 14.31 MB / 0.9981 GB
Notification: Performance of collectPreVariables (initialization): time 2.318e-05/0.4139, allocations: 29.7 kB / 1.289 GB, free: 14.28 MB / 0.9981 GB
Notification: Performance of collectInitialEqns (initialization): time 9.094e-05/0.414, allocations: 120.4 kB / 1.289 GB, free: 14.16 MB / 0.9981 GB
Notification: Performance of collectInitialBindings (initialization): time 4.056e-05/0.414, allocations: 39.73 kB / 1.289 GB, free: 14.12 MB / 0.9981 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 6.519e-05/0.4141, allocations: 41.64 kB / 1.289 GB, free: 14.07 MB / 0.9981 GB
Notification: Performance of setup shared object (initialization): time 0.0001531/0.4142, allocations: 326.8 kB / 1.289 GB, free: 13.74 MB / 0.9981 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001535/0.4144, allocations: 43.95 kB / 1.289 GB, free: 13.7 MB / 0.9981 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001668/0.4145, allocations: 71.34 kB / 1.289 GB, free: 13.62 MB / 0.9981 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0002823/0.4148, allocations: 115.2 kB / 1.289 GB, free: 13.49 MB / 0.9981 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.974e-06/0.4148, allocations: 0 / 1.289 GB, free: 13.49 MB / 0.9981 GB
Notification: Performance of matching and sorting (n=15) (initialization): time 0.0003746/0.4152, allocations: 153.5 kB / 1.289 GB, free: 13.34 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.857e-05/0.4152, allocations: 8 kB / 1.289 GB, free: 13.33 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.052e-06/0.4152, allocations: 0 / 1.289 GB, free: 13.33 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 2.324e-05/0.4152, allocations: 4 kB / 1.289 GB, free: 13.32 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001782/0.4154, allocations: 31.91 kB / 1.29 GB, free: 13.29 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.808e-06/0.4154, allocations: 4 kB / 1.29 GB, free: 13.29 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 9.941e-05/0.4155, allocations: 11.94 kB / 1.29 GB, free: 13.28 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.352e-05/0.4155, allocations: 8.094 kB / 1.29 GB, free: 13.27 MB / 0.9981 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 4
 * Number of states: 0 ()
 * Number of discrete variables: 9 (reaToInt2.y,actAirSet.or2.y,actAirSet.ifSetUp.y,actAirSet.ifCooDow.y,actAirSet.ifOcc.y,actAirSet.or3.y,actAirSet.setUpMod.y,actAirSet.cooDowMod.y,actAirSet.occMod.y)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (15):
 * Single equations (assignments): 15
 * 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 0.0001474/0.4157, allocations: 136.6 kB / 1.29 GB, free: 13.13 MB / 0.9981 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 3.5e-05/0.4157, allocations: 7.953 kB / 1.29 GB, free: 13.12 MB / 0.9981 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 3.918e-05/0.4158, allocations: 12.72 kB / 1.29 GB, free: 13.11 MB / 0.9981 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.284e-06/0.4158, allocations: 4 kB / 1.29 GB, free: 13.11 MB / 0.9981 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.138e-06/0.4158, allocations: 0 / 1.29 GB, free: 13.11 MB / 0.9981 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.41e-06/0.4158, allocations: 3.984 kB / 1.29 GB, free: 13.1 MB / 0.9981 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.000278/0.4161, allocations: 216.4 kB / 1.29 GB, free: 12.85 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.993e-06/0.4161, allocations: 15.91 kB / 1.29 GB, free: 12.83 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001285/0.4162, allocations: 27.92 kB / 1.29 GB, free: 12.8 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (simulation): time 2.084e-06/0.4162, allocations: 0 / 1.29 GB, free: 12.8 MB / 0.9981 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.406e-05/0.4162, allocations: 4 kB / 1.29 GB, free: 12.8 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.552e-06/0.4162, allocations: 0 / 1.29 GB, free: 12.8 MB / 0.9981 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.072e-06/0.4162, allocations: 0 / 1.29 GB, free: 12.8 MB / 0.9981 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0004221/0.4166, allocations: 231.4 kB / 1.29 GB, free: 12.56 MB / 0.9981 GB
Notification: Performance of postOpt removeConstants (simulation): time 2.427e-05/0.4167, allocations: 11.91 kB / 1.29 GB, free: 12.55 MB / 0.9981 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 2.551e-05/0.4167, allocations: 3.984 kB / 1.29 GB, free: 12.54 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001122/0.4168, allocations: 12 kB / 1.29 GB, free: 12.53 MB / 0.9981 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 9.184e-05/0.4169, allocations: 15.97 kB / 1.29 GB, free: 12.52 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.397e-06/0.4169, allocations: 4 kB / 1.29 GB, free: 12.51 MB / 0.9981 GB
Notification: Performance of sorting global known variables: time 8.602e-05/0.417, allocations: 119.1 kB / 1.29 GB, free: 12.39 MB / 0.9981 GB
Notification: Performance of sort global known variables: time 7e-08/0.417, allocations: 0 / 1.29 GB, free: 12.39 MB / 0.9981 GB
Notification: Performance of remove unused functions: time 0.0002673/0.4173, allocations: 27.94 kB / 1.29 GB, free: 12.37 MB / 0.9981 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 0 ()
 * Number of discrete variables: 6 (actAirSet.or3.y,actAirSet.ifOcc.y,actAirSet.ifCooDow.y,actAirSet.ifSetUp.y,actAirSet.or2.y,reaToInt2.y)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (12):
 * Single equations (assignments): 12
 * 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 0.0001454/0.4174, allocations: 107.2 kB / 1.29 GB, free: 12.25 MB / 0.9981 GB
Notification: Performance of simCode: created initialization part: time 0.0003812/0.4178, allocations: 104.5 kB / 1.291 GB, free: 12.15 MB / 0.9981 GB
Notification: Performance of simCode: created event and clocks part: time 2.164e-06/0.4178, allocations: 0 / 1.291 GB, free: 12.15 MB / 0.9981 GB
Notification: Performance of simCode: created simulation system equations: time 0.0001665/0.4179, allocations: 68.08 kB / 1.291 GB, free: 12.09 MB / 0.9981 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.000386/0.4183, allocations: 8.438 kB / 1.291 GB, free: 12.08 MB / 0.9981 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0006637/0.419, allocations: 271.2 kB / 1.291 GB, free: 11.79 MB / 0.9981 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004203/0.4194, allocations: 0.7162 MB / 1.292 GB, free: 11.05 MB / 0.9981 GB
Notification: Performance of simCode: alias equations: time 8.146e-05/0.4195, allocations: 17.08 kB / 1.292 GB, free: 11.03 MB / 0.9981 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 5.697e-05/0.4196, allocations: 23.44 kB / 1.292 GB, free: 11.01 MB / 0.9981 GB
Notification: Performance of SimCode: time 3.1e-07/0.4196, allocations: 0 / 1.292 GB, free: 11.01 MB / 0.9981 GB
Notification: Performance of Templates: time 0.004807/0.4244, allocations: 1.317 MB / 1.293 GB, free: 9.742 MB / 0.9981 GB
"
[Timeout remaining time 300]
make -j1 -f Buildings_11_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow.makefile [Timeout 300]
(rm -f Buildings_11_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow.pipe ; mkfifo Buildings_11_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow.pipe ; head -c 1048576 < Buildings_11_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow.pipe >> ../files/Buildings_11_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow.sim & ./Buildings_11_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow  -abortSlowSimulation -alarm=400  -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow.pipe 2>&1) [Timeout 400]
diffSimulationResults("Buildings_11_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Controls_OBC_ASHRAE_G36_TerminalUnits_SeriesFanVVF_Subsequences_Validation_ActiveAirFlow.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.SeriesFanVVF.Subsequences.Validation.ActiveAirFlow.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300]
""
[Timeout remaining time 300]
Reference file matches
[Calling sys.exit(0), Time elapsed: 9.874684174079448]