Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.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 0.002055/0.002055, allocations: 110 kB / 18.93 MB, free: 2.945 MB / 14.72 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 0.002246/0.002246, allocations: 185.9 kB / 22.23 MB, free: 5.16 MB / 14.72 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 1.527/1.527, allocations: 225.6 MB / 251 MB, free: 13 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.2-maint.10.0.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.2-maint.10.0.x/package.mo): time 2.659/2.659, allocations: 443.4 MB / 0.7321 GB, free: 12.28 MB / 0.5919 GB " [Timeout remaining time 177] Using package Buildings with version 10.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.2-maint.10.0.x/package.mo) 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: translateModel(Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|timTabLin.y.1.|timTabLinCon.y.1.|timTabCon.y.1.|timTabLinHol.y.1.|timTabLinDer.y.1.",fileNamePrefix="Buildings_10_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable") translateModel(Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|timTabLin.y.1.|timTabLinCon.y.1.|timTabCon.y.1.|timTabLinHol.y.1.|timTabLinDer.y.1.",fileNamePrefix="Buildings_10_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.001978/0.001978, allocations: 63.91 kB / 1.061 GB, free: 1.523 MB / 0.8106 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.056/1.058, allocations: 160.8 MB / 1.219 GB, free: 4.363 MB / 0.92 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable): time 0.00455/1.063, allocations: 2.499 MB / 1.221 GB, free: 1.859 MB / 0.92 GB Notification: Performance of NFInst.instExpressions: time 0.003446/1.066, allocations: 1.61 MB / 1.223 GB, free: 244 kB / 0.92 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002549/1.066, allocations: 19.81 kB / 1.223 GB, free: 224 kB / 0.92 GB Notification: Performance of NFTyping.typeComponents: time 0.0007626/1.067, allocations: 318.9 kB / 1.223 GB, free: 15.91 MB / 0.9356 GB Notification: Performance of NFTyping.typeBindings: time 0.0007976/1.068, allocations: 342.6 kB / 1.223 GB, free: 15.57 MB / 0.9356 GB Notification: Performance of NFTyping.typeClassSections: time 0.001151/1.069, allocations: 444.7 kB / 1.224 GB, free: 15.14 MB / 0.9356 GB Notification: Performance of NFFlatten.flatten: time 0.00115/1.07, allocations: 0.7245 MB / 1.224 GB, free: 14.41 MB / 0.9356 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0002071/1.07, allocations: 53.94 kB / 1.224 GB, free: 14.36 MB / 0.9356 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0005534/1.071, allocations: 362.6 kB / 1.225 GB, free: 14 MB / 0.9356 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0004496/1.071, allocations: 350.6 kB / 1.225 GB, free: 13.66 MB / 0.9356 GB Notification: Performance of NFPackage.collectConstants: time 7.604e-05/1.072, allocations: 32 kB / 1.225 GB, free: 13.62 MB / 0.9356 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0002355/1.072, allocations: 79.98 kB / 1.225 GB, free: 13.55 MB / 0.9356 GB Notification: Performance of NFScalarize.scalarize: time 0.0002439/1.072, allocations: 203.2 kB / 1.225 GB, free: 13.35 MB / 0.9356 GB Notification: Performance of NFVerifyModel.verify: time 0.0002932/1.072, allocations: 262.2 kB / 1.226 GB, free: 13.09 MB / 0.9356 GB Notification: Performance of NFConvertDAE.convert: time 0.0009455/1.073, allocations: 0.7529 MB / 1.226 GB, free: 12.34 MB / 0.9356 GB Notification: Performance of FrontEnd - DAE generated: time 5.28e-06/1.073, allocations: 0 / 1.226 GB, free: 12.34 MB / 0.9356 GB Notification: Performance of FrontEnd: time 1.803e-06/1.073, allocations: 0 / 1.226 GB, free: 12.34 MB / 0.9356 GB Notification: Performance of Transformations before backend: time 1.05e-05/1.073, allocations: 0 / 1.226 GB, free: 12.34 MB / 0.9356 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 25 * Number of variables: 25 Notification: Performance of Generate backend data structure: time 0.001795/1.075, allocations: 1.03 MB / 1.227 GB, free: 11.26 MB / 0.9356 GB Notification: Performance of prepare preOptimizeDAE: time 4.508e-05/1.075, allocations: 8.031 kB / 1.227 GB, free: 11.25 MB / 0.9356 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001485/1.075, allocations: 80.42 kB / 1.227 GB, free: 11.17 MB / 0.9356 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001077/1.076, allocations: 0.6412 MB / 1.228 GB, free: 10.49 MB / 0.9356 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.595e-05/1.076, allocations: 16.31 kB / 1.228 GB, free: 10.48 MB / 0.9356 GB Notification: Performance of preOpt expandDerOperator (simulation): time 3.279e-05/1.076, allocations: 15.92 kB / 1.228 GB, free: 10.46 MB / 0.9356 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004287/1.077, allocations: 197.9 kB / 1.228 GB, free: 10.25 MB / 0.9356 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.228e-05/1.077, allocations: 0 / 1.228 GB, free: 10.25 MB / 0.9356 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.471e-05/1.077, allocations: 7.984 kB / 1.228 GB, free: 10.24 MB / 0.9356 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.561e-06/1.077, allocations: 0 / 1.228 GB, free: 10.24 MB / 0.9356 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0002782/1.077, allocations: 107.8 kB / 1.228 GB, free: 10.13 MB / 0.9356 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.00162/1.079, allocations: 1.048 MB / 1.229 GB, free: 9.02 MB / 0.9356 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0006248/1.079, allocations: 265 kB / 1.23 GB, free: 8.715 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002254/1.08, allocations: 108.2 kB / 1.23 GB, free: 8.594 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 3.807e-05/1.08, allocations: 7.984 kB / 1.23 GB, free: 8.586 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0004709/1.08, allocations: 220.1 kB / 1.23 GB, free: 8.344 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=25): time 1.463e-06/1.08, allocations: 3.938 kB / 1.23 GB, free: 8.34 MB / 0.9356 GB Notification: Performance of matching and sorting (n=25): time 0.0009973/1.081, allocations: 420.9 kB / 1.23 GB, free: 7.922 MB / 0.9356 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001202/1.081, allocations: 170.2 kB / 1.231 GB, free: 7.719 MB / 0.9356 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001488/1.083, allocations: 1.028 MB / 1.232 GB, free: 6.676 MB / 0.9356 GB Notification: Performance of collectPreVariables (initialization): time 4.015e-05/1.083, allocations: 37.7 kB / 1.232 GB, free: 6.633 MB / 0.9356 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003127/1.083, allocations: 292.8 kB / 1.232 GB, free: 6.344 MB / 0.9356 GB Notification: Performance of collectInitialBindings (initialization): time 9.343e-05/1.083, allocations: 83.39 kB / 1.232 GB, free: 6.262 MB / 0.9356 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002073/1.083, allocations: 142.2 kB / 1.232 GB, free: 6.117 MB / 0.9356 GB Notification: Performance of setup shared object (initialization): time 0.0002251/1.084, allocations: 334 kB / 1.232 GB, free: 5.785 MB / 0.9356 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000429/1.084, allocations: 214.5 kB / 1.233 GB, free: 5.574 MB / 0.9356 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.000484/1.085, allocations: 299 kB / 1.233 GB, free: 5.258 MB / 0.9356 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0007189/1.085, allocations: 411 kB / 1.233 GB, free: 4.832 MB / 0.9356 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.58e-06/1.085, allocations: 4 kB / 1.233 GB, free: 4.828 MB / 0.9356 GB Notification: Performance of matching and sorting (n=75) (initialization): time 0.001246/1.087, allocations: 0.6754 MB / 1.234 GB, free: 4.148 MB / 0.9356 GB Notification: Performance of prepare postOptimizeDAE: time 2.073e-05/1.087, allocations: 4 kB / 1.234 GB, free: 4.145 MB / 0.9356 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.08e-05/1.087, allocations: 4 kB / 1.234 GB, free: 4.141 MB / 0.9356 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.066e-05/1.087, allocations: 4 kB / 1.234 GB, free: 4.137 MB / 0.9356 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004297/1.087, allocations: 115.8 kB / 1.234 GB, free: 4.023 MB / 0.9356 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.511e-05/1.087, allocations: 7.938 kB / 1.234 GB, free: 4.016 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003096/1.087, allocations: 51.92 kB / 1.234 GB, free: 3.965 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.009e-05/1.087, allocations: 27.98 kB / 1.234 GB, free: 3.938 MB / 0.9356 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 10 * Number of states: 0 () * Number of discrete variables: 25 ($PRE.timTabLin.tab.nextTimeEvent,$whenCondition5,$PRE.timTabLinHol.tab.nextTimeEvent,$whenCondition4,$PRE.timTabLinDer.tab.nextTimeEvent,$whenCondition3,$PRE.timTabCon.tab.nextTimeEvent,$whenCondition2,$PRE.timTabLinCon.tab.nextTimeEvent,$whenCondition1,timTabLinCon.tab.nextTimeEventScaled,$PRE.timTabLinCon.tab.nextTimeEventScaled,timTabLinCon.tab.nextTimeEvent,timTabCon.tab.nextTimeEventScaled,$PRE.timTabCon.tab.nextTimeEventScaled,timTabCon.tab.nextTimeEvent,timTabLinDer.tab.nextTimeEventScaled,$PRE.timTabLinDer.tab.nextTimeEventScaled,timTabLinDer.tab.nextTimeEvent,timTabLinHol.tab.nextTimeEventScaled,$PRE.timTabLinHol.tab.nextTimeEventScaled,timTabLinHol.tab.nextTimeEvent,timTabLin.tab.nextTimeEventScaled,$PRE.timTabLin.tab.nextTimeEventScaled,timTabLin.tab.nextTimeEvent) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (75): * Single equations (assignments): 75 * 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 0.0003583/1.088, allocations: 273.6 kB / 1.234 GB, free: 3.66 MB / 0.9356 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001308/1.088, allocations: 75.48 kB / 1.234 GB, free: 3.586 MB / 0.9356 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0008463/1.089, allocations: 367.4 kB / 1.235 GB, free: 3.215 MB / 0.9356 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.144e-06/1.089, allocations: 4 kB / 1.235 GB, free: 3.211 MB / 0.9356 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.544e-06/1.089, allocations: 7.938 kB / 1.235 GB, free: 3.203 MB / 0.9356 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.35e-06/1.089, allocations: 0 / 1.235 GB, free: 3.203 MB / 0.9356 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0005271/1.089, allocations: 461.2 kB / 1.235 GB, free: 2.703 MB / 0.9356 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.098e-06/1.089, allocations: 4 kB / 1.235 GB, free: 2.699 MB / 0.9356 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 6.856e-05/1.089, allocations: 24.23 kB / 1.235 GB, free: 2.676 MB / 0.9356 GB Notification: Performance of postOpt tearingSystem (simulation): time 3.757e-06/1.089, allocations: 0 / 1.235 GB, free: 2.676 MB / 0.9356 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.816e-05/1.089, allocations: 15.98 kB / 1.235 GB, free: 2.66 MB / 0.9356 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.258e-06/1.089, allocations: 4 kB / 1.235 GB, free: 2.656 MB / 0.9356 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.093e-06/1.089, allocations: 7.922 kB / 1.235 GB, free: 2.648 MB / 0.9356 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006951/1.09, allocations: 399.1 kB / 1.236 GB, free: 2.23 MB / 0.9356 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002291/1.09, allocations: 168.5 kB / 1.236 GB, free: 2.047 MB / 0.9356 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 6.798e-05/1.09, allocations: 8 kB / 1.236 GB, free: 2.039 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001684/1.091, allocations: 19.98 kB / 1.236 GB, free: 2.02 MB / 0.9356 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 6.659e-05/1.091, allocations: 23.91 kB / 1.236 GB, free: 1.996 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.785e-05/1.091, allocations: 15.98 kB / 1.236 GB, free: 1.98 MB / 0.9356 GB Notification: Performance of sorting global known variables: time 0.0009483/1.092, allocations: 0.6044 MB / 1.237 GB, free: 1.383 MB / 0.9356 GB Notification: Performance of sort global known variables: time 1.1e-07/1.092, allocations: 3.938 kB / 1.237 GB, free: 1.379 MB / 0.9356 GB Notification: Performance of remove unused functions: time 0.0004813/1.092, allocations: 119.8 kB / 1.237 GB, free: 1.262 MB / 0.9356 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 0 () * Number of discrete variables: 15 ($whenCondition5,timTabLin.tab.nextTimeEvent,timTabLin.tab.nextTimeEventScaled,$whenCondition4,timTabLinHol.tab.nextTimeEvent,timTabLinHol.tab.nextTimeEventScaled,$whenCondition3,timTabLinDer.tab.nextTimeEvent,timTabLinDer.tab.nextTimeEventScaled,$whenCondition2,timTabCon.tab.nextTimeEvent,timTabCon.tab.nextTimeEventScaled,$whenCondition1,timTabLinCon.tab.nextTimeEvent,timTabLinCon.tab.nextTimeEventScaled) * Number of discrete states: 10 (timTabLinCon.tab.nextTimeEvent,timTabLinCon.tab.nextTimeEventScaled,timTabCon.tab.nextTimeEvent,timTabCon.tab.nextTimeEventScaled,timTabLinDer.tab.nextTimeEvent,timTabLinDer.tab.nextTimeEventScaled,timTabLinHol.tab.nextTimeEvent,timTabLinHol.tab.nextTimeEventScaled,timTabLin.tab.nextTimeEvent,timTabLin.tab.nextTimeEventScaled) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (25): * Single equations (assignments): 15 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 10 * 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 0.001921/1.094, allocations: 493.8 kB / 1.237 GB, free: 0.9609 MB / 0.9356 GB Notification: Performance of simCode: created initialization part: time 0.0008499/1.095, allocations: 382.4 kB / 1.237 GB, free: 0.5898 MB / 0.9356 GB Notification: Performance of simCode: created event and clocks part: time 2.454e-06/1.095, allocations: 4.062 kB / 1.237 GB, free: 0.5859 MB / 0.9356 GB Notification: Performance of simCode: created simulation system equations: time 0.0002544/1.095, allocations: 92.27 kB / 1.238 GB, free: 0.4961 MB / 0.9356 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0009739/1.096, allocations: 221.2 kB / 1.238 GB, free: 300 kB / 0.9356 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001934/1.098, allocations: 1.105 MB / 1.239 GB, free: 15.15 MB / 0.9512 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006193/1.099, allocations: 0.9246 MB / 1.24 GB, free: 14.2 MB / 0.9512 GB Notification: Performance of simCode: alias equations: time 0.000274/1.099, allocations: 108.9 kB / 1.24 GB, free: 14.09 MB / 0.9512 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001374/1.099, allocations: 63.36 kB / 1.24 GB, free: 14.03 MB / 0.9512 GB Notification: Performance of SimCode: time 7.92e-07/1.099, allocations: 4 kB / 1.24 GB, free: 14.02 MB / 0.9512 GB Notification: Performance of Templates: time 0.01772/1.117, allocations: 7.972 MB / 1.248 GB, free: 6.117 MB / 0.9512 GB " [Timeout remaining time 299] make -j1 -f Buildings_10_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.makefile [Timeout 300] (rm -f Buildings_10_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.pipe ; mkfifo Buildings_10_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.pipe ; head -c 1048576 < Buildings_10_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.pipe >> ../files/Buildings_10_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.sim & ./Buildings_10_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_10_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_10.0.x/Buildings_Controls_OBC_CDL_Reals_Sources_Validation_TimeTable.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_10_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.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: 9.419929962605238]