Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable.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 0.001292/0.001292, allocations: 104.3 kB / 19.7 MB, free: 2.156 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 0.001444/0.001444, allocations: 210.2 kB / 22.98 MB, free: 4.984 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 1.422/1.422, allocations: 230.6 MB / 256.8 MB, free: 7.781 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 3.043/3.043, allocations: 0.49 GB / 0.7959 GB, free: 35.56 MB / 0.6231 GB " [Timeout remaining time 177] 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: translateModel(Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|TEnePlu.y|building.weaBus.TDryBul",fileNamePrefix="Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable") translateModel(Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|TEnePlu.y|building.weaBus.TDryBul",fileNamePrefix="Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable") [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 0.002037/0.002037, allocations: 64.84 kB / 1.155 GB, free: 25.25 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.295/0.2971, allocations: 176.1 MB / 1.327 GB, free: 1.043 MB / 1.014 GB Notification: Performance of NFInst.instantiate(Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable): time 0.008177/0.3053, allocations: 5.591 MB / 1.333 GB, free: 11.43 MB / 1.029 GB Notification: Performance of NFInst.instExpressions: time 0.1655/0.4707, allocations: 132.2 MB / 1.462 GB, free: 6.695 MB / 1.154 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0009264/0.4717, allocations: 23.81 kB / 1.462 GB, free: 6.672 MB / 1.154 GB Notification: Performance of NFTyping.typeComponents: time 0.0008578/0.4725, allocations: 289.7 kB / 1.462 GB, free: 6.387 MB / 1.154 GB Notification: Performance of NFTyping.typeBindings: time 0.001924/0.4744, allocations: 0.6098 MB / 1.463 GB, free: 5.777 MB / 1.154 GB Notification: Performance of NFTyping.typeClassSections: time 0.001956/0.4764, allocations: 0.8912 MB / 1.463 GB, free: 4.891 MB / 1.154 GB Notification: Performance of NFFlatten.flatten: time 0.001798/0.4782, allocations: 1.6 MB / 1.465 GB, free: 3.285 MB / 1.154 GB Notification: Performance of NFFlatten.resolveConnections: time 0.000735/0.4789, allocations: 441.5 kB / 1.465 GB, free: 2.828 MB / 1.154 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0007555/0.4797, allocations: 0.5529 MB / 1.466 GB, free: 2.273 MB / 1.154 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0006857/0.4804, allocations: 0.5523 MB / 1.466 GB, free: 1.719 MB / 1.154 GB Notification: Performance of NFPackage.collectConstants: time 0.0002009/0.4806, allocations: 156 kB / 1.467 GB, free: 1.566 MB / 1.154 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001095/0.4817, allocations: 0.5855 MB / 1.467 GB, free: 0.9805 MB / 1.154 GB Notification: Performance of NFScalarize.scalarize: time 0.000328/0.482, allocations: 347 kB / 1.468 GB, free: 0.6406 MB / 1.154 GB Notification: Performance of NFVerifyModel.verify: time 0.0005266/0.4825, allocations: 0.4976 MB / 1.468 GB, free: 144 kB / 1.154 GB Notification: Performance of NFConvertDAE.convert: time 0.002698/0.4852, allocations: 2.116 MB / 1.47 GB, free: 14.02 MB / 1.17 GB Notification: Performance of FrontEnd - DAE generated: time 4.418e-06/0.4852, allocations: 4 kB / 1.47 GB, free: 14.02 MB / 1.17 GB Notification: Performance of FrontEnd: time 1.803e-06/0.4852, allocations: 0 / 1.47 GB, free: 14.02 MB / 1.17 GB Notification: Performance of Transformations before backend: time 2.227e-05/0.4852, allocations: 3.938 kB / 1.47 GB, free: 14.01 MB / 1.17 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 206 * Number of variables: 206 Notification: Performance of Generate backend data structure: time 0.002846/0.4881, allocations: 1.549 MB / 1.472 GB, free: 12.42 MB / 1.17 GB Notification: Performance of prepare preOptimizeDAE: time 3.839e-05/0.4881, allocations: 8.031 kB / 1.472 GB, free: 12.41 MB / 1.17 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001225/0.4894, allocations: 219.9 kB / 1.472 GB, free: 12.2 MB / 1.17 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001578/0.4909, allocations: 0.8781 MB / 1.473 GB, free: 11.29 MB / 1.17 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 6.874e-05/0.491, allocations: 62 kB / 1.473 GB, free: 11.23 MB / 1.17 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000124/0.4911, allocations: 80 kB / 1.473 GB, free: 11.15 MB / 1.17 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001933/0.4931, allocations: 1.247 MB / 1.474 GB, free: 9.793 MB / 1.17 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.087e-05/0.4931, allocations: 7.938 kB / 1.474 GB, free: 9.785 MB / 1.17 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.719e-05/0.4932, allocations: 32 kB / 1.474 GB, free: 9.754 MB / 1.17 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.229e-05/0.4932, allocations: 20 kB / 1.474 GB, free: 9.734 MB / 1.17 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001931/0.4951, allocations: 1.133 MB / 1.475 GB, free: 8.59 MB / 1.17 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0042/0.4993, allocations: 2.493 MB / 1.478 GB, free: 6.039 MB / 1.17 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001761/0.5011, allocations: 0.8839 MB / 1.478 GB, free: 5.121 MB / 1.17 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005859/0.5017, allocations: 346 kB / 1.479 GB, free: 4.77 MB / 1.17 GB Notification: Performance of preOpt evalFunc (simulation): time 7.164e-05/0.5018, allocations: 24.62 kB / 1.479 GB, free: 4.746 MB / 1.17 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.000997/0.5027, allocations: 0.6342 MB / 1.479 GB, free: 4.066 MB / 1.17 GB Notification: Performance of pre-optimization done (n=81): time 3.126e-06/0.5028, allocations: 0 / 1.479 GB, free: 4.066 MB / 1.17 GB Notification: Performance of matching and sorting (n=81): time 0.002587/0.5053, allocations: 1.186 MB / 1.481 GB, free: 2.855 MB / 1.17 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001806/0.5055, allocations: 273.7 kB / 1.481 GB, free: 2.527 MB / 1.17 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001307/0.5068, allocations: 0.7625 MB / 1.482 GB, free: 1.758 MB / 1.17 GB Notification: Performance of collectPreVariables (initialization): time 0.0001216/0.5069, allocations: 45.7 kB / 1.482 GB, free: 1.707 MB / 1.17 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005414/0.5075, allocations: 433.1 kB / 1.482 GB, free: 1.277 MB / 1.17 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003547/0.5078, allocations: 273.7 kB / 1.482 GB, free: 1.008 MB / 1.17 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000399/0.5082, allocations: 186.5 kB / 1.483 GB, free: 0.8164 MB / 1.17 GB Notification: Performance of setup shared object (initialization): time 0.000335/0.5086, allocations: 390.8 kB / 1.483 GB, free: 436 kB / 1.17 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007074/0.5093, allocations: 331.5 kB / 1.483 GB, free: 100 kB / 1.17 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009483/0.5102, allocations: 0.5944 MB / 1.484 GB, free: 15.44 MB / 1.186 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001458/0.5117, allocations: 0.7324 MB / 1.484 GB, free: 14.68 MB / 1.186 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.133e-06/0.5117, allocations: 0 / 1.484 GB, free: 14.68 MB / 1.186 GB Notification: Performance of matching and sorting (n=101) (initialization): time 0.00236/0.5141, allocations: 0.9792 MB / 1.485 GB, free: 13.67 MB / 1.186 GB Notification: Performance of prepare postOptimizeDAE: time 5.444e-05/0.5141, allocations: 33.64 kB / 1.485 GB, free: 13.63 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.091e-05/0.5141, allocations: 7.984 kB / 1.485 GB, free: 13.62 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0002892/0.5144, allocations: 80.25 kB / 1.486 GB, free: 13.53 MB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007191/0.5151, allocations: 163.7 kB / 1.486 GB, free: 13.37 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0005311/0.5157, allocations: 0.6199 MB / 1.486 GB, free: 12.71 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009021/0.5166, allocations: 99.61 kB / 1.486 GB, free: 12.61 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.258e-05/0.5167, allocations: 39.97 kB / 1.486 GB, free: 12.57 MB / 1.186 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 5 * Number of states: 0 () * Number of discrete variables: 24 (building.weaDat.conTim.canRepeatWeatherFile,building.weaDat.conTimMin.canRepeatWeatherFile,building.weaDat.decAng.tNext,$PRE.building.weaDat.decAng.tNext,building.weaDat.eqnTim.tNext,$PRE.building.weaDat.eqnTim.tNext,building.weaDat.conTim.tNext,$PRE.building.weaDat.conTim.tNext,building.weaDat.conTimMin.tNext,$PRE.building.weaDat.conTimMin.tNext,building.weaDat.locTim.tNext,$PRE.building.weaDat.locTim.tNext,$whenCondition2,$whenCondition3,$whenCondition4,$whenCondition5,$whenCondition6,TEnePlu.nObj,TEnePlu.tNext,$PRE.TEnePlu.tNext,TEnePlu.yEP[2],TEnePlu.yEP[1],TEnePlu.y,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (98): * Single equations (assignments): 96 * Array equations: 1 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0008003/0.5175, allocations: 346.4 kB / 1.487 GB, free: 12.22 MB / 1.186 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002367/0.5177, allocations: 99.38 kB / 1.487 GB, free: 12.12 MB / 1.186 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00217/0.5199, allocations: 0.9957 MB / 1.488 GB, free: 11.11 MB / 1.186 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.305e-05/0.5199, allocations: 12 kB / 1.488 GB, free: 11.1 MB / 1.186 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.334e-06/0.5199, allocations: 0 / 1.488 GB, free: 11.1 MB / 1.186 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.075e-05/0.5199, allocations: 3.984 kB / 1.488 GB, free: 11.09 MB / 1.186 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001195/0.5211, allocations: 0.7279 MB / 1.489 GB, free: 10.34 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.004e-05/0.5211, allocations: 4 kB / 1.489 GB, free: 10.33 MB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0006269/0.5217, allocations: 143.7 kB / 1.489 GB, free: 10.19 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (simulation): time 6.983e-06/0.5217, allocations: 0 / 1.489 GB, free: 10.19 MB / 1.186 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.986e-05/0.5218, allocations: 31.97 kB / 1.489 GB, free: 10.16 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 9.728e-06/0.5218, allocations: 11.94 kB / 1.489 GB, free: 10.15 MB / 1.186 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.773e-06/0.5218, allocations: 0 / 1.489 GB, free: 10.15 MB / 1.186 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001795/0.5236, allocations: 1.009 MB / 1.49 GB, free: 9.102 MB / 1.186 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0005265/0.5241, allocations: 235.7 kB / 1.49 GB, free: 8.871 MB / 1.186 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001554/0.5243, allocations: 20 kB / 1.49 GB, free: 8.852 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00064/0.5249, allocations: 71.91 kB / 1.49 GB, free: 8.781 MB / 1.186 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00016/0.5251, allocations: 68.88 kB / 1.49 GB, free: 8.715 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.46e-05/0.5252, allocations: 39.97 kB / 1.49 GB, free: 8.676 MB / 1.186 GB Notification: Performance of sorting global known variables: time 0.0007143/0.5259, allocations: 0.5146 MB / 1.491 GB, free: 8.168 MB / 1.186 GB Notification: Performance of sort global known variables: time 1.4e-07/0.5259, allocations: 0 / 1.491 GB, free: 8.168 MB / 1.186 GB Notification: Performance of remove unused functions: time 0.0009354/0.5268, allocations: 335 kB / 1.491 GB, free: 7.84 MB / 1.186 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 0 () * Number of discrete variables: 15 ($whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,building.weaDat.locTim.tNext,building.weaDat.conTimMin.tNext,building.weaDat.conTim.tNext,building.weaDat.eqnTim.tNext,building.weaDat.decAng.tNext,$whenCondition1,TEnePlu.y,TEnePlu.yEP[1],TEnePlu.yEP[2],TEnePlu.tNext) * Number of discrete states: 6 (TEnePlu.tNext,building.weaDat.locTim.tNext,building.weaDat.conTimMin.tNext,building.weaDat.conTim.tNext,building.weaDat.eqnTim.tNext,building.weaDat.decAng.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (92): * Single equations (assignments): 83 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 8 * 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 0.002568/0.5294, allocations: 0.8073 MB / 1.492 GB, free: 7.289 MB / 1.186 GB Notification: Performance of simCode: created initialization part: time 0.001677/0.5311, allocations: 0.843 MB / 1.493 GB, free: 6.422 MB / 1.186 GB Notification: Performance of simCode: created event and clocks part: time 3.256e-06/0.5311, allocations: 0 / 1.493 GB, free: 6.422 MB / 1.186 GB Notification: Performance of simCode: created simulation system equations: time 0.0007593/0.5318, allocations: 470.6 kB / 1.493 GB, free: 5.949 MB / 1.186 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001305/0.5331, allocations: 343.5 kB / 1.493 GB, free: 5.645 MB / 1.186 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003437/0.5366, allocations: 1.882 MB / 1.495 GB, free: 3.719 MB / 1.186 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004956/0.5371, allocations: 465.7 kB / 1.496 GB, free: 3.23 MB / 1.186 GB Notification: Performance of simCode: alias equations: time 0.0008332/0.5379, allocations: 274.9 kB / 1.496 GB, free: 2.957 MB / 1.186 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003225/0.5382, allocations: 131.3 kB / 1.496 GB, free: 2.828 MB / 1.186 GB Notification: Performance of SimCode: time 6.51e-07/0.5382, allocations: 0 / 1.496 GB, free: 2.828 MB / 1.186 GB Notification: Performance of Templates: time 0.03031/0.5685, allocations: 17.72 MB / 1.513 GB, free: 1.379 MB / 1.201 GB " [Timeout remaining time 299] make -j1 -f Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable.makefile [Timeout 300] (rm -f Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable.pipe ; mkfifo Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable.pipe ; head -c 1048576 < Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable.pipe >> ../files/Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable.sim & ./Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable -abortSlowSimulation -alarm=400 -s cvode -emit_protected -lv LOG_STATS > Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_ThermalZones_EnergyPlus_24_2_0_Validation_OutputVariable_OneEnvironmentOutputVariable.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Validation.OutputVariable.OneEnvironmentOutputVariable.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: 16.87277698300022]