Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_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 0.001648/0.001648, allocations: 114.8 kB / 18.89 MB, free: 2.898 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 0.001999/0.001999, allocations: 198.9 kB / 22.18 MB, free: 5.211 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 1.521/1.521, allocations: 225.6 MB / 250.9 MB, free: 13.25 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.848/2.848, allocations: 476.7 MB / 0.7645 GB, free: 10.11 MB / 0.6231 GB " [Timeout remaining time 176] Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.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_11_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_11_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.002614/0.002614, allocations: 67.89 kB / 1.109 GB, free: 6.527 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.014/1.017, allocations: 168.7 MB / 1.274 GB, free: 4.562 MB / 0.9669 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable): time 0.004452/1.021, allocations: 2.506 MB / 1.277 GB, free: 2.043 MB / 0.9669 GB Notification: Performance of NFInst.instExpressions: time 0.003357/1.024, allocations: 1.598 MB / 1.278 GB, free: 448 kB / 0.9669 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002651/1.025, allocations: 7.938 kB / 1.278 GB, free: 440 kB / 0.9669 GB Notification: Performance of NFTyping.typeComponents: time 0.0007538/1.025, allocations: 326.8 kB / 1.278 GB, free: 112 kB / 0.9669 GB Notification: Performance of NFTyping.typeBindings: time 0.0007442/1.026, allocations: 334.7 kB / 1.279 GB, free: 15.78 MB / 0.9825 GB Notification: Performance of NFTyping.typeClassSections: time 0.001147/1.027, allocations: 447 kB / 1.279 GB, free: 15.35 MB / 0.9825 GB Notification: Performance of NFFlatten.flatten: time 0.001055/1.028, allocations: 0.7089 MB / 1.28 GB, free: 14.64 MB / 0.9825 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001973/1.029, allocations: 49.75 kB / 1.28 GB, free: 14.59 MB / 0.9825 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0006047/1.029, allocations: 346.6 kB / 1.28 GB, free: 14.25 MB / 0.9825 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0005472/1.03, allocations: 350.6 kB / 1.281 GB, free: 13.9 MB / 0.9825 GB Notification: Performance of NFPackage.collectConstants: time 6.767e-05/1.03, allocations: 28 kB / 1.281 GB, free: 13.88 MB / 0.9825 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0002507/1.03, allocations: 91.91 kB / 1.281 GB, free: 13.79 MB / 0.9825 GB Notification: Performance of NFScalarize.scalarize: time 0.0002361/1.03, allocations: 199.3 kB / 1.281 GB, free: 13.59 MB / 0.9825 GB Notification: Performance of NFVerifyModel.verify: time 0.0002837/1.031, allocations: 266.1 kB / 1.281 GB, free: 13.33 MB / 0.9825 GB Notification: Performance of NFConvertDAE.convert: time 0.0009202/1.032, allocations: 0.7455 MB / 1.282 GB, free: 12.58 MB / 0.9825 GB Notification: Performance of FrontEnd - DAE generated: time 4.959e-06/1.032, allocations: 0 / 1.282 GB, free: 12.58 MB / 0.9825 GB Notification: Performance of FrontEnd: time 3.006e-06/1.032, allocations: 0 / 1.282 GB, free: 12.58 MB / 0.9825 GB Notification: Performance of Transformations before backend: time 1.087e-05/1.032, allocations: 0 / 1.282 GB, free: 12.58 MB / 0.9825 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 0.002025/1.034, allocations: 1.03 MB / 1.283 GB, free: 11.5 MB / 0.9825 GB Notification: Performance of prepare preOptimizeDAE: time 4.551e-05/1.034, allocations: 8.031 kB / 1.283 GB, free: 11.49 MB / 0.9825 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.000145/1.034, allocations: 84.36 kB / 1.283 GB, free: 11.41 MB / 0.9825 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001062/1.035, allocations: 0.6297 MB / 1.284 GB, free: 10.74 MB / 0.9825 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.134e-05/1.035, allocations: 12.38 kB / 1.284 GB, free: 10.73 MB / 0.9825 GB Notification: Performance of preOpt expandDerOperator (simulation): time 3.988e-05/1.035, allocations: 19.92 kB / 1.284 GB, free: 10.71 MB / 0.9825 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004263/1.035, allocations: 203.3 kB / 1.284 GB, free: 10.49 MB / 0.9825 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.137e-05/1.035, allocations: 0 / 1.284 GB, free: 10.49 MB / 0.9825 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.668e-05/1.035, allocations: 11.92 kB / 1.284 GB, free: 10.48 MB / 0.9825 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.735e-06/1.035, allocations: 4 kB / 1.284 GB, free: 10.48 MB / 0.9825 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.000274/1.036, allocations: 95.88 kB / 1.284 GB, free: 10.38 MB / 0.9825 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001671/1.037, allocations: 1.048 MB / 1.285 GB, free: 9.27 MB / 0.9825 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0006628/1.038, allocations: 273 kB / 1.285 GB, free: 8.957 MB / 0.9825 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002231/1.038, allocations: 96.25 kB / 1.285 GB, free: 8.848 MB / 0.9825 GB Notification: Performance of preOpt evalFunc (simulation): time 3.658e-05/1.038, allocations: 7.984 kB / 1.285 GB, free: 8.84 MB / 0.9825 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0004356/1.039, allocations: 230 kB / 1.285 GB, free: 8.59 MB / 0.9825 GB Notification: Performance of pre-optimization done (n=25): time 1.693e-06/1.039, allocations: 0 / 1.285 GB, free: 8.59 MB / 0.9825 GB Notification: Performance of matching and sorting (n=25): time 0.001069/1.04, allocations: 433.1 kB / 1.286 GB, free: 8.16 MB / 0.9825 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001115/1.04, allocations: 166.1 kB / 1.286 GB, free: 7.961 MB / 0.9825 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001409/1.041, allocations: 1.036 MB / 1.287 GB, free: 6.914 MB / 0.9825 GB Notification: Performance of collectPreVariables (initialization): time 4.142e-05/1.041, allocations: 33.69 kB / 1.287 GB, free: 6.875 MB / 0.9825 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002941/1.042, allocations: 293 kB / 1.287 GB, free: 6.586 MB / 0.9825 GB Notification: Performance of collectInitialBindings (initialization): time 8.786e-05/1.042, allocations: 71.47 kB / 1.287 GB, free: 6.516 MB / 0.9825 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002463/1.042, allocations: 146.2 kB / 1.288 GB, free: 6.363 MB / 0.9825 GB Notification: Performance of setup shared object (initialization): time 0.0001851/1.042, allocations: 326 kB / 1.288 GB, free: 6.039 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004133/1.043, allocations: 217.2 kB / 1.288 GB, free: 5.828 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005073/1.043, allocations: 307 kB / 1.288 GB, free: 5.496 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0007602/1.044, allocations: 404.8 kB / 1.289 GB, free: 5.074 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.819e-06/1.044, allocations: 0 / 1.289 GB, free: 5.074 MB / 0.9825 GB Notification: Performance of matching and sorting (n=75) (initialization): time 0.001371/1.045, allocations: 0.6762 MB / 1.289 GB, free: 4.395 MB / 0.9825 GB Notification: Performance of prepare postOptimizeDAE: time 2.359e-05/1.045, allocations: 8 kB / 1.289 GB, free: 4.387 MB / 0.9825 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.055e-06/1.045, allocations: 0 / 1.289 GB, free: 4.387 MB / 0.9825 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.587e-05/1.045, allocations: 4 kB / 1.289 GB, free: 4.383 MB / 0.9825 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004313/1.046, allocations: 119.8 kB / 1.29 GB, free: 4.266 MB / 0.9825 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.735e-05/1.046, allocations: 11.88 kB / 1.29 GB, free: 4.254 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003122/1.046, allocations: 43.92 kB / 1.29 GB, free: 4.211 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.083e-05/1.046, allocations: 27.98 kB / 1.29 GB, free: 4.184 MB / 0.9825 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 0.0003767/1.046, allocations: 270.7 kB / 1.29 GB, free: 3.914 MB / 0.9825 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001147/1.047, allocations: 79.48 kB / 1.29 GB, free: 3.836 MB / 0.9825 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0008131/1.047, allocations: 363.3 kB / 1.29 GB, free: 3.473 MB / 0.9825 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.415e-06/1.047, allocations: 11.98 kB / 1.29 GB, free: 3.461 MB / 0.9825 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.241e-05/1.047, allocations: 7.938 kB / 1.29 GB, free: 3.453 MB / 0.9825 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.699e-06/1.047, allocations: 3.984 kB / 1.29 GB, free: 3.449 MB / 0.9825 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0006376/1.048, allocations: 469.2 kB / 1.291 GB, free: 2.941 MB / 0.9825 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.665e-06/1.048, allocations: 3.938 kB / 1.291 GB, free: 2.938 MB / 0.9825 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 7.426e-05/1.048, allocations: 23.92 kB / 1.291 GB, free: 2.914 MB / 0.9825 GB Notification: Performance of postOpt tearingSystem (simulation): time 5.57e-06/1.048, allocations: 4 kB / 1.291 GB, free: 2.91 MB / 0.9825 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.295e-05/1.048, allocations: 8 kB / 1.291 GB, free: 2.902 MB / 0.9825 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 8.045e-06/1.048, allocations: 7.984 kB / 1.291 GB, free: 2.895 MB / 0.9825 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.161e-05/1.048, allocations: 3.938 kB / 1.291 GB, free: 2.891 MB / 0.9825 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0007709/1.049, allocations: 395.8 kB / 1.291 GB, free: 2.473 MB / 0.9825 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002278/1.049, allocations: 160.6 kB / 1.291 GB, free: 2.297 MB / 0.9825 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.376e-05/1.049, allocations: 12.3 kB / 1.291 GB, free: 2.285 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001746/1.049, allocations: 19.98 kB / 1.291 GB, free: 2.266 MB / 0.9825 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 7.431e-05/1.049, allocations: 27.91 kB / 1.291 GB, free: 2.238 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.954e-05/1.05, allocations: 16 kB / 1.291 GB, free: 2.223 MB / 0.9825 GB Notification: Performance of sorting global known variables: time 0.0008935/1.05, allocations: 0.6083 MB / 1.292 GB, free: 1.621 MB / 0.9825 GB Notification: Performance of sort global known variables: time 9e-08/1.05, allocations: 0 / 1.292 GB, free: 1.621 MB / 0.9825 GB Notification: Performance of remove unused functions: time 0.0004796/1.051, allocations: 111.9 kB / 1.292 GB, free: 1.512 MB / 0.9825 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 0.002123/1.053, allocations: 495.1 kB / 1.293 GB, free: 1.219 MB / 0.9825 GB Notification: Performance of simCode: created initialization part: time 0.0008967/1.054, allocations: 384.4 kB / 1.293 GB, free: 0.8477 MB / 0.9825 GB Notification: Performance of simCode: created event and clocks part: time 5.861e-06/1.054, allocations: 4 kB / 1.293 GB, free: 0.8438 MB / 0.9825 GB Notification: Performance of simCode: created simulation system equations: time 0.0002828/1.054, allocations: 95.83 kB / 1.293 GB, free: 0.75 MB / 0.9825 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001056/1.055, allocations: 228.2 kB / 1.293 GB, free: 0.5469 MB / 0.9825 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001994/1.057, allocations: 1.107 MB / 1.294 GB, free: 15.4 MB / 0.9981 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006427/1.058, allocations: 0.9285 MB / 1.295 GB, free: 14.44 MB / 0.9981 GB Notification: Performance of simCode: alias equations: time 0.0002829/1.058, allocations: 108.9 kB / 1.295 GB, free: 14.34 MB / 0.9981 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001433/1.058, allocations: 59.41 kB / 1.295 GB, free: 14.28 MB / 0.9981 GB Notification: Performance of SimCode: time 5.52e-07/1.058, allocations: 0 / 1.295 GB, free: 14.28 MB / 0.9981 GB Notification: Performance of Templates: time 0.01679/1.075, allocations: 7.925 MB / 1.303 GB, free: 6.438 MB / 0.9981 GB " [Timeout remaining time 299] make -j1 -f Buildings_11_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.makefile [Timeout 300] (rm -f Buildings_11_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.pipe ; mkfifo Buildings_11_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.pipe ; head -c 1048576 < Buildings_11_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.pipe >> ../files/Buildings_11_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.sim & ./Buildings_11_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable -abortSlowSimulation -alarm=400 -s cvode -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_11_Buildings.Controls.OBC.CDL.Reals.Sources.Validation.TimeTable_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Controls_OBC_CDL_Reals_Sources_Validation_TimeTable.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork_2/OpenModelicaLibraryTesting/files/Buildings_11_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: 9.342038769740611]