Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths.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 0.001305/0.001305, allocations: 103.5 kB / 16.45 MB, free: 6.449 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 0.001405/0.001405, allocations: 212.9 kB / 19.43 MB, free: 3.637 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 1.495/1.495, allocations: 230.6 MB / 252.8 MB, free: 9.133 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 3.286/3.286, allocations: 0.49 GB / 0.7916 GB, free: 33.44 MB / 0.6231 GB " [Timeout remaining time 176] Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.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: "" <> buildModelFMU(Buildings.Utilities.Time.Validation.CalendarTimeMonths,fileNamePrefix="Buildings_12_Buildings_Utilities_Time_Validation_CalendarTimeMonths",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Utilities.Time.Validation.CalendarTimeMonths,fileNamePrefix="Buildings_12_Buildings_Utilities_Time_Validation_CalendarTimeMonths",fmuType="me",version="2.0",platforms={"static"}) [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 0.00209/0.00209, allocations: 69.47 kB / 1.149 GB, free: 26.38 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3478/0.3499, allocations: 176.1 MB / 1.321 GB, free: 3.387 MB / 1.014 GB Notification: Performance of NFInst.instantiate(Buildings.Utilities.Time.Validation.CalendarTimeMonths): time 0.002819/0.3527, allocations: 1.54 MB / 1.322 GB, free: 1.844 MB / 1.014 GB Notification: Performance of NFInst.instExpressions: time 0.00134/0.354, allocations: 0.5461 MB / 1.323 GB, free: 1.297 MB / 1.014 GB Notification: Performance of NFInst.updateImplicitVariability: time 5.33e-05/0.3541, allocations: 0 / 1.323 GB, free: 1.297 MB / 1.014 GB Notification: Performance of NFTyping.typeComponents: time 9.204e-05/0.3542, allocations: 3.938 kB / 1.323 GB, free: 1.293 MB / 1.014 GB Notification: Performance of NFTyping.typeBindings: time 0.0001171/0.3543, allocations: 35.72 kB / 1.323 GB, free: 1.258 MB / 1.014 GB Notification: Performance of NFTyping.typeClassSections: time 0.0008019/0.3551, allocations: 310.4 kB / 1.323 GB, free: 0.957 MB / 1.014 GB Notification: Performance of NFFlatten.flatten: time 0.0005603/0.3557, allocations: 487.5 kB / 1.324 GB, free: 492 kB / 1.014 GB Notification: Performance of NFFlatten.resolveConnections: time 4.039e-05/0.3557, allocations: 4 kB / 1.324 GB, free: 488 kB / 1.014 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0003757/0.3561, allocations: 275.6 kB / 1.324 GB, free: 212 kB / 1.014 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0002842/0.3564, allocations: 151.4 kB / 1.324 GB, free: 60 kB / 1.014 GB Notification: Performance of NFPackage.collectConstants: time 7.425e-05/0.3564, allocations: 28 kB / 1.324 GB, free: 32 kB / 1.014 GB Notification: Performance of NFFlatten.collectFunctions: time 7.419e-05/0.3565, allocations: 28 kB / 1.324 GB, free: 4 kB / 1.014 GB Notification: Performance of NFScalarize.scalarize: time 0.0001554/0.3567, allocations: 115.7 kB / 1.324 GB, free: 15.89 MB / 1.029 GB Notification: Performance of NFVerifyModel.verify: time 0.0001993/0.3569, allocations: 187 kB / 1.324 GB, free: 15.71 MB / 1.029 GB Notification: Performance of NFConvertDAE.convert: time 0.0004595/0.3573, allocations: 422.7 kB / 1.325 GB, free: 15.29 MB / 1.029 GB Notification: Performance of FrontEnd - DAE generated: time 3.677e-06/0.3573, allocations: 4 kB / 1.325 GB, free: 15.29 MB / 1.029 GB Notification: Performance of FrontEnd: time 1.483e-06/0.3573, allocations: 0 / 1.325 GB, free: 15.29 MB / 1.029 GB Notification: Performance of Transformations before backend: time 6.221e-06/0.3573, allocations: 0 / 1.325 GB, free: 15.29 MB / 1.029 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 14 * Number of variables: 14 Notification: Performance of Generate backend data structure: time 0.001351/0.3587, allocations: 0.8819 MB / 1.326 GB, free: 14.32 MB / 1.029 GB Notification: Performance of prepare preOptimizeDAE: time 4.355e-05/0.3587, allocations: 11.98 kB / 1.326 GB, free: 14.3 MB / 1.029 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 6.015e-05/0.3588, allocations: 38.75 kB / 1.326 GB, free: 14.26 MB / 1.029 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001245/0.3589, allocations: 56.69 kB / 1.326 GB, free: 14.2 MB / 1.029 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004157/0.3593, allocations: 310.5 kB / 1.326 GB, free: 13.86 MB / 1.029 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 6.588e-05/0.3594, allocations: 16.38 kB / 1.326 GB, free: 13.84 MB / 1.029 GB Notification: Performance of preOpt expandDerOperator (simulation): time 8.138e-05/0.3595, allocations: 32.36 kB / 1.326 GB, free: 13.81 MB / 1.029 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001064/0.3605, allocations: 206 kB / 1.326 GB, free: 13.61 MB / 1.029 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.365e-05/0.3606, allocations: 7.922 kB / 1.326 GB, free: 13.6 MB / 1.029 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.961e-05/0.3606, allocations: 7.984 kB / 1.326 GB, free: 13.59 MB / 1.029 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.258e-06/0.3606, allocations: 0 / 1.326 GB, free: 13.59 MB / 1.029 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0008523/0.3614, allocations: 107.9 kB / 1.326 GB, free: 13.48 MB / 1.029 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0004846/0.3619, allocations: 393.2 kB / 1.327 GB, free: 13.05 MB / 1.029 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001165/0.3631, allocations: 166.5 kB / 1.327 GB, free: 12.88 MB / 1.029 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0008484/0.3639, allocations: 100.8 kB / 1.327 GB, free: 12.78 MB / 1.029 GB Notification: Performance of preOpt evalFunc (simulation): time 2.233e-05/0.364, allocations: 4 kB / 1.327 GB, free: 12.77 MB / 1.029 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001041/0.365, allocations: 223.1 kB / 1.327 GB, free: 12.54 MB / 1.029 GB Notification: Performance of pre-optimization done (n=16): time 2.063e-06/0.365, allocations: 0 / 1.327 GB, free: 12.54 MB / 1.029 GB Notification: Performance of matching and sorting (n=16): time 0.00284/0.3678, allocations: 489 kB / 1.328 GB, free: 12.06 MB / 1.029 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.416e-05/0.3679, allocations: 55.41 kB / 1.328 GB, free: 11.99 MB / 1.029 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004643/0.3684, allocations: 417.9 kB / 1.328 GB, free: 11.57 MB / 1.029 GB Notification: Performance of collectPreVariables (initialization): time 6.498e-05/0.3684, allocations: 37.7 kB / 1.328 GB, free: 11.53 MB / 1.029 GB Notification: Performance of collectInitialEqns (initialization): time 8.815e-05/0.3685, allocations: 97.44 kB / 1.328 GB, free: 11.43 MB / 1.029 GB Notification: Performance of collectInitialBindings (initialization): time 5.002e-05/0.3686, allocations: 39.67 kB / 1.328 GB, free: 11.39 MB / 1.029 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002179/0.3688, allocations: 129.5 kB / 1.328 GB, free: 11.26 MB / 1.029 GB Notification: Performance of setup shared object (initialization): time 0.0001453/0.3689, allocations: 326.8 kB / 1.329 GB, free: 10.93 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002855/0.3692, allocations: 123.9 kB / 1.329 GB, free: 10.81 MB / 1.029 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003207/0.3695, allocations: 170.6 kB / 1.329 GB, free: 10.62 MB / 1.029 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004246/0.37, allocations: 274.5 kB / 1.329 GB, free: 10.32 MB / 1.029 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.096e-06/0.37, allocations: 0 / 1.329 GB, free: 10.32 MB / 1.029 GB Notification: Performance of matching and sorting (n=29) (initialization): time 0.0009223/0.3709, allocations: 498.5 kB / 1.33 GB, free: 9.82 MB / 1.029 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001085/0.371, allocations: 91.31 kB / 1.33 GB, free: 9.719 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.941e-06/0.371, allocations: 0 / 1.33 GB, free: 9.719 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.891e-05/0.371, allocations: 4 kB / 1.33 GB, free: 9.715 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001952/0.3712, allocations: 27.91 kB / 1.33 GB, free: 9.688 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.035e-06/0.3712, allocations: 0 / 1.33 GB, free: 9.688 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005215/0.3717, allocations: 59.84 kB / 1.33 GB, free: 9.629 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.3e-05/0.3718, allocations: 55.98 kB / 1.33 GB, free: 9.574 MB / 1.029 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 7 * Number of states: 0 () * Number of discrete variables: 24 (calTim.firstHourSampling,$PRE.calTim.firstHourSampling,calTim.firstDaySampling,$PRE.calTim.firstDaySampling,calTim.daySampleTrigger,$whenCondition1,calTim.hourSampleTrigger,$whenCondition2,calTim.epochLastMonth,$PRE.calTim.epochLastMonth,calTim.yearIndex,$PRE.calTim.yearIndex,calTim.daysSinceEpoch,$PRE.calTim.daysSinceEpoch,calTim.weekDay,$PRE.calTim.weekDay,calTim.hour,$PRE.calTim.hour,calTim.day,$PRE.calTim.day,calTim.month,$PRE.calTim.month,calTim.year,$PRE.calTim.year) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (26): * Single equations (assignments): 24 * Array equations: 0 * Algorithm blocks: 2 * 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 0.0002451/0.3721, allocations: 200 kB / 1.33 GB, free: 9.367 MB / 1.029 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 6.562e-05/0.3721, allocations: 47.66 kB / 1.33 GB, free: 9.32 MB / 1.029 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 7.213e-05/0.3722, allocations: 39.75 kB / 1.33 GB, free: 9.277 MB / 1.029 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.294e-06/0.3722, allocations: 0 / 1.33 GB, free: 9.277 MB / 1.029 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.258e-06/0.3722, allocations: 3.938 kB / 1.33 GB, free: 9.273 MB / 1.029 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.38e-06/0.3722, allocations: 3.984 kB / 1.33 GB, free: 9.27 MB / 1.029 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002455/0.3747, allocations: 0.7447 MB / 1.331 GB, free: 8.465 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.225e-06/0.3747, allocations: 0 / 1.331 GB, free: 8.465 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 3.861e-05/0.3747, allocations: 4 kB / 1.331 GB, free: 8.461 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.665e-06/0.3747, allocations: 0 / 1.331 GB, free: 8.461 MB / 1.029 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.662e-05/0.3748, allocations: 23.97 kB / 1.331 GB, free: 8.438 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.763e-06/0.3748, allocations: 4 kB / 1.331 GB, free: 8.434 MB / 1.029 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.242e-06/0.3748, allocations: 4 kB / 1.331 GB, free: 8.43 MB / 1.029 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001985/0.3768, allocations: 485.3 kB / 1.332 GB, free: 7.941 MB / 1.029 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002686/0.377, allocations: 200.7 kB / 1.332 GB, free: 7.727 MB / 1.029 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.2e-05/0.3771, allocations: 12 kB / 1.332 GB, free: 7.715 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005146/0.3776, allocations: 31.95 kB / 1.332 GB, free: 7.684 MB / 1.029 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 2.78e-05/0.3776, allocations: 4 kB / 1.332 GB, free: 7.68 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.325e-05/0.3777, allocations: 63.97 kB / 1.332 GB, free: 7.617 MB / 1.029 GB Notification: Performance of sorting global known variables: time 0.000333/0.3781, allocations: 291.1 kB / 1.332 GB, free: 7.34 MB / 1.029 GB Notification: Performance of sort global known variables: time 1e-07/0.3781, allocations: 0 / 1.332 GB, free: 7.34 MB / 1.029 GB Notification: Performance of remove unused functions: time 0.0003888/0.3785, allocations: 71.98 kB / 1.332 GB, free: 7.27 MB / 1.029 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 14 (calTim.hourSampleTrigger,calTim.daySampleTrigger,$whenCondition2,$whenCondition1,calTim.year,calTim.month,calTim.day,calTim.hour,calTim.weekDay,calTim.daysSinceEpoch,calTim.yearIndex,calTim.epochLastMonth,calTim.firstHourSampling,calTim.firstDaySampling) * Number of discrete states: 9 (calTim.firstDaySampling,calTim.daysSinceEpoch,calTim.weekDay,calTim.yearIndex,calTim.year,calTim.epochLastMonth,calTim.month,calTim.firstHourSampling,calTim.hour) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (16): * Single equations (assignments): 6 * 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 0.002377/0.3808, allocations: 1.027 MB / 1.333 GB, free: 6.215 MB / 1.029 GB Notification: Performance of simCode: created initialization part: time 0.001404/0.3822, allocations: 406.5 kB / 1.334 GB, free: 5.793 MB / 1.029 GB Notification: Performance of simCode: created event and clocks part: time 2.435e-06/0.3822, allocations: 0 / 1.334 GB, free: 5.793 MB / 1.029 GB Notification: Performance of simCode: created simulation system equations: time 0.0008772/0.3831, allocations: 108.3 kB / 1.334 GB, free: 5.688 MB / 1.029 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004076/0.3835, allocations: 34.98 kB / 1.334 GB, free: 5.656 MB / 1.029 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004793/0.3883, allocations: 2.793 MB / 1.336 GB, free: 2.727 MB / 1.029 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004916/0.3888, allocations: 0.7747 MB / 1.337 GB, free: 1.922 MB / 1.029 GB Notification: Performance of simCode: alias equations: time 6.571e-05/0.3889, allocations: 9.094 kB / 1.337 GB, free: 1.91 MB / 1.029 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 6.661e-05/0.3889, allocations: 23.42 kB / 1.337 GB, free: 1.887 MB / 1.029 GB Notification: Performance of SimCode: time 5.41e-07/0.3889, allocations: 0 / 1.337 GB, free: 1.887 MB / 1.029 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03333/0.4223, allocations: 6.149 MB / 1.343 GB, free: 11.74 MB / 1.045 GB Notification: Performance of buildModelFMU: Generate platform static: time 8.313/8.735, allocations: 6.703 kB / 1.343 GB, free: 11.73 MB / 1.045 GB " [Timeout remaining time 291] (rm -f Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths.pipe ; mkfifo Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths.pipe ; head -c 1048576 < Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths.pipe >> ../files/Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths.sim & python3 -m fmpy simulate --output-file Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths_res.csv --start-time 172800 --stop-time 345600 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 69.12 Buildings_12_Buildings_Utilities_Time_Validation_CalendarTimeMonths.fmu > Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths.pipe 2>&1) [Timeout 420.0] diffSimulationResults("Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths_res.csv","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Utilities_Time_Validation_CalendarTimeMonths.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "Error: Could not read variable calTim.year in file Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths_res.csv. Warning: Get data of variable calTim.year from file Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths_res.csv failed! Error: Could not read variable calTim.month in file Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths_res.csv. Warning: Get data of variable calTim.month from file Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths_res.csv failed! Error: Could not read variable calTim.weekDay in file Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths_res.csv. Warning: Get data of variable calTim.weekDay from file Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths_res.csv failed! Error: Could not read variable calTim.hour in file Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths_res.csv. Warning: Get data of variable calTim.hour from file Buildings_12_Buildings.Utilities.Time.Validation.CalendarTimeMonths_res.csv failed! " [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 15.650964911095798]