Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.LoadAggregation.Validation.AggregationWeightingFactors.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 0.001778/0.001778, allocations: 101.5 kB / 19.73 MB, free: 2.23 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 0.001586/0.001586, allocations: 220.6 kB / 23.04 MB, free: 5.074 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 1.381/1.381, allocations: 230.6 MB / 256.8 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 2.655/2.655, allocations: 476.7 MB / 0.7715 GB, free: 4.254 MB / 0.6231 GB
"
[Timeout remaining time 177]
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: "" <> buildModelFMU(Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.LoadAggregation.Validation.AggregationWeightingFactors,fileNamePrefix="Buildings_11_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_LoadAggregation_Validation_AggregationWeightingFactors",fmuType="cs",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.LoadAggregation.Validation.AggregationWeightingFactors,fileNamePrefix="Buildings_11_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_LoadAggregation_Validation_AggregationWeightingFactors",fmuType="cs",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 0.001922/0.001922, allocations: 68.03 kB / 1.118 GB, free: 40.47 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2987/0.3006, allocations: 169.9 MB / 1.284 GB, free: 11.7 MB / 0.9825 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.LoadAggregation.Validation.AggregationWeightingFactors): time 0.002316/0.3029, allocations: 1.291 MB / 1.285 GB, free: 10.39 MB / 0.9825 GB
Notification: Performance of NFInst.instExpressions: time 0.001532/0.3045, allocations: 0.9291 MB / 1.286 GB, free: 9.461 MB / 0.9825 GB
Notification: Performance of NFInst.updateImplicitVariability: time 2.39e-05/0.3045, allocations: 0 / 1.286 GB, free: 9.461 MB / 0.9825 GB
Notification: Performance of NFTyping.typeComponents: time 2.928e-05/0.3045, allocations: 3.938 kB / 1.286 GB, free: 9.457 MB / 0.9825 GB
Notification: Performance of NFTyping.typeBindings: time 0.0001156/0.3046, allocations: 31.95 kB / 1.286 GB, free: 9.426 MB / 0.9825 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0008134/0.3055, allocations: 263.4 kB / 1.287 GB, free: 9.168 MB / 0.9825 GB
Notification: Performance of NFFlatten.flatten: time 7.156e-05/0.3055, allocations: 35.84 kB / 1.287 GB, free: 9.133 MB / 0.9825 GB
Notification: Performance of NFFlatten.resolveConnections: time 3.366e-05/0.3056, allocations: 0 / 1.287 GB, free: 9.133 MB / 0.9825 GB
Notification: Performance of NFEvalConstants.evaluate: time 3.724e-05/0.3056, allocations: 19.97 kB / 1.287 GB, free: 9.113 MB / 0.9825 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0001537/0.3058, allocations: 55.92 kB / 1.287 GB, free: 9.059 MB / 0.9825 GB
Notification: Performance of NFPackage.collectConstants: time 8.917e-06/0.3058, allocations: 0 / 1.287 GB, free: 9.059 MB / 0.9825 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.000527/0.3063, allocations: 327.5 kB / 1.287 GB, free: 8.738 MB / 0.9825 GB
Notification: Performance of NFScalarize.scalarize: time 4.831e-05/0.3063, allocations: 23.92 kB / 1.287 GB, free: 8.715 MB / 0.9825 GB
Notification: Performance of NFVerifyModel.verify: time 2.544e-05/0.3064, allocations: 11.88 kB / 1.287 GB, free: 8.703 MB / 0.9825 GB
Notification: Performance of NFConvertDAE.convert: time 0.0003387/0.3067, allocations: 243.6 kB / 1.287 GB, free: 8.469 MB / 0.9825 GB
Notification: Performance of FrontEnd - DAE generated: time 5.4e-06/0.3067, allocations: 4 kB / 1.287 GB, free: 8.465 MB / 0.9825 GB
Notification: Performance of FrontEnd: time 1.272e-06/0.3067, allocations: 0 / 1.287 GB, free: 8.465 MB / 0.9825 GB
Notification: Performance of Transformations before backend: time 4.849e-06/0.3067, allocations: 0 / 1.287 GB, free: 8.465 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: 10
 * Number of variables: 10
Notification: Performance of Generate backend data structure: time 0.0003912/0.3071, allocations: 317.8 kB / 1.288 GB, free: 8.125 MB / 0.9825 GB
Notification: Performance of prepare preOptimizeDAE: time 3.832e-05/0.3071, allocations: 15.95 kB / 1.288 GB, free: 8.109 MB / 0.9825 GB
Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 1.445e-05/0.3072, allocations: 192 / 1.288 GB, free: 8.109 MB / 0.9825 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 2.965e-05/0.3072, allocations: 38.69 kB / 1.288 GB, free: 8.062 MB / 0.9825 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 2.202e-05/0.3072, allocations: 0.9375 kB / 1.288 GB, free: 8.062 MB / 0.9825 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001116/0.3073, allocations: 126.3 kB / 1.288 GB, free: 7.914 MB / 0.9825 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 6.011e-06/0.3073, allocations: 384 / 1.288 GB, free: 7.914 MB / 0.9825 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 1.226e-05/0.3073, allocations: 4.375 kB / 1.288 GB, free: 7.91 MB / 0.9825 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0001102/0.3074, allocations: 57.61 kB / 1.288 GB, free: 7.848 MB / 0.9825 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.925e-06/0.3075, allocations: 4 kB / 1.288 GB, free: 7.844 MB / 0.9825 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.563e-06/0.3075, allocations: 0 / 1.288 GB, free: 7.844 MB / 0.9825 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.322e-05/0.3075, allocations: 19.92 kB / 1.288 GB, free: 7.824 MB / 0.9825 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 4.181e-05/0.3075, allocations: 27.98 kB / 1.288 GB, free: 7.797 MB / 0.9825 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0001944/0.3077, allocations: 144.7 kB / 1.288 GB, free: 7.613 MB / 0.9825 GB
Notification: Performance of preOpt comSubExp (simulation): time 6.893e-05/0.3078, allocations: 42.56 kB / 1.288 GB, free: 7.562 MB / 0.9825 GB
Notification: Performance of preOpt resolveLoops (simulation): time 3.753e-05/0.3078, allocations: 32.88 kB / 1.288 GB, free: 7.527 MB / 0.9825 GB
Notification: Performance of preOpt evalFunc (simulation): time 9.036e-06/0.3078, allocations: 11.94 kB / 1.288 GB, free: 7.516 MB / 0.9825 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.187e-05/0.3079, allocations: 30.75 kB / 1.288 GB, free: 7.477 MB / 0.9825 GB
Notification: Performance of pre-optimization done (n=10): time 1.012e-06/0.3079, allocations: 0 / 1.288 GB, free: 7.477 MB / 0.9825 GB
Notification: Performance of matching and sorting (n=10): time 0.0002098/0.3081, allocations: 133.5 kB / 1.288 GB, free: 7.34 MB / 0.9825 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.559e-05/0.3081, allocations: 51.41 kB / 1.288 GB, free: 7.277 MB / 0.9825 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001118/0.3082, allocations: 137.8 kB / 1.288 GB, free: 7.133 MB / 0.9825 GB
Notification: Performance of collectPreVariables (initialization): time 1.743e-05/0.3082, allocations: 25.7 kB / 1.288 GB, free: 7.102 MB / 0.9825 GB
Notification: Performance of collectInitialEqns (initialization): time 4.319e-05/0.3083, allocations: 88.08 kB / 1.289 GB, free: 7.012 MB / 0.9825 GB
Notification: Performance of collectInitialBindings (initialization): time 4.423e-05/0.3083, allocations: 39.72 kB / 1.289 GB, free: 6.973 MB / 0.9825 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 2.99e-05/0.3084, allocations: 13.72 kB / 1.289 GB, free: 6.953 MB / 0.9825 GB
Notification: Performance of setup shared object (initialization): time 0.0001349/0.3085, allocations: 322.8 kB / 1.289 GB, free: 6.629 MB / 0.9825 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 4.286e-05/0.3085, allocations: 31.98 kB / 1.289 GB, free: 6.598 MB / 0.9825 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 3.733e-05/0.3086, allocations: 28 kB / 1.289 GB, free: 6.57 MB / 0.9825 GB
Notification: Performance of analyzeInitialSystem (initialization): time 7.383e-05/0.3087, allocations: 68.83 kB / 1.289 GB, free: 6.5 MB / 0.9825 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.623e-06/0.3087, allocations: 0 / 1.289 GB, free: 6.5 MB / 0.9825 GB
Notification: Performance of matching and sorting (n=10) (initialization): time 0.0001176/0.3088, allocations: 105.5 kB / 1.289 GB, free: 6.391 MB / 0.9825 GB
Notification: Performance of prepare postOptimizeDAE: time 1.279e-05/0.3088, allocations: 4 kB / 1.289 GB, free: 6.387 MB / 0.9825 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.869e-06/0.3088, allocations: 8 kB / 1.289 GB, free: 6.379 MB / 0.9825 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.377e-05/0.3088, allocations: 4 kB / 1.289 GB, free: 6.375 MB / 0.9825 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 2.495e-06/0.3088, allocations: 3.984 kB / 1.289 GB, free: 6.371 MB / 0.9825 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.978e-06/0.3088, allocations: 0 / 1.289 GB, free: 6.371 MB / 0.9825 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 1.504e-05/0.3088, allocations: 0 / 1.289 GB, free: 6.371 MB / 0.9825 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.143e-05/0.3088, allocations: 4 kB / 1.289 GB, free: 6.367 MB / 0.9825 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 1
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (1):
 * Single equations (assignments): 0
 * Array equations: 1
 * 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 8.066e-05/0.3089, allocations: 118.2 kB / 1.289 GB, free: 6.242 MB / 0.9825 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 1.822e-05/0.3089, allocations: 15.88 kB / 1.289 GB, free: 6.227 MB / 0.9825 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 1.238e-05/0.3089, allocations: 4.375 kB / 1.289 GB, free: 6.223 MB / 0.9825 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.081e-05/0.309, allocations: 19.98 kB / 1.289 GB, free: 6.203 MB / 0.9825 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.677e-06/0.309, allocations: 3.938 kB / 1.289 GB, free: 6.199 MB / 0.9825 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.753e-06/0.309, allocations: 0 / 1.289 GB, free: 6.199 MB / 0.9825 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0001442/0.3091, allocations: 140.7 kB / 1.289 GB, free: 6.02 MB / 0.9825 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.775e-06/0.3091, allocations: 3.938 kB / 1.289 GB, free: 6.016 MB / 0.9825 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 4e-07/0.3091, allocations: 0 / 1.289 GB, free: 6.016 MB / 0.9825 GB
Notification: Performance of postOpt tearingSystem (simulation): time 3.016e-06/0.3091, allocations: 7.984 kB / 1.289 GB, free: 6.008 MB / 0.9825 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.682e-06/0.3091, allocations: 3.984 kB / 1.289 GB, free: 6.004 MB / 0.9825 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.574e-06/0.3091, allocations: 3.938 kB / 1.289 GB, free: 6 MB / 0.9825 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.21e-07/0.3091, allocations: 0 / 1.289 GB, free: 6 MB / 0.9825 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0001312/0.3093, allocations: 125.1 kB / 1.29 GB, free: 5.859 MB / 0.9825 GB
Notification: Performance of postOpt removeConstants (simulation): time 1.501e-05/0.3093, allocations: 11.83 kB / 1.29 GB, free: 5.848 MB / 0.9825 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.015e-05/0.3093, allocations: 0 / 1.29 GB, free: 5.848 MB / 0.9825 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 1.106e-05/0.3093, allocations: 4 kB / 1.29 GB, free: 5.844 MB / 0.9825 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 1.302e-05/0.3093, allocations: 0 / 1.29 GB, free: 5.844 MB / 0.9825 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.921e-06/0.3093, allocations: 3.984 kB / 1.29 GB, free: 5.84 MB / 0.9825 GB
Notification: Performance of sorting global known variables: time 6.602e-05/0.3094, allocations: 107.2 kB / 1.29 GB, free: 5.734 MB / 0.9825 GB
Notification: Performance of sort global known variables: time 7e-08/0.3094, allocations: 0 / 1.29 GB, free: 5.734 MB / 0.9825 GB
Notification: Performance of remove unused functions: time 0.0003131/0.3097, allocations: 71.91 kB / 1.29 GB, free: 5.664 MB / 0.9825 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (1):
 * Single equations (assignments): 0
 * Array equations: 1
 * 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 0.0006052/0.3103, allocations: 0.7293 MB / 1.291 GB, free: 4.906 MB / 0.9825 GB
Notification: Performance of simCode: created initialization part: time 0.0001154/0.3104, allocations: 63.91 kB / 1.291 GB, free: 4.844 MB / 0.9825 GB
Notification: Performance of simCode: created event and clocks part: time 1.673e-06/0.3104, allocations: 0 / 1.291 GB, free: 4.844 MB / 0.9825 GB
Notification: Performance of simCode: created simulation system equations: time 3.071e-05/0.3105, allocations: 32.08 kB / 1.291 GB, free: 4.812 MB / 0.9825 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0001413/0.3106, allocations: 6.344 kB / 1.291 GB, free: 4.809 MB / 0.9825 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0005068/0.3111, allocations: 259.5 kB / 1.291 GB, free: 4.516 MB / 0.9825 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002986/0.3114, allocations: 0.7001 MB / 1.292 GB, free: 3.789 MB / 0.9825 GB
Notification: Performance of simCode: alias equations: time 3.638e-05/0.3114, allocations: 11.44 kB / 1.292 GB, free: 3.781 MB / 0.9825 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 4.236e-05/0.3115, allocations: 15.42 kB / 1.292 GB, free: 3.766 MB / 0.9825 GB
Notification: Performance of SimCode: time 3.51e-07/0.3115, allocations: 0 / 1.292 GB, free: 3.766 MB / 0.9825 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.02181/0.3333, allocations: 2.973 MB / 1.294 GB, free: 0.9805 MB / 0.9825 GB
Notification: Performance of buildModelFMU: Generate platform static: time 10.85/11.19, allocations: 19.2 kB / 1.294 GB, free: 0.9688 MB / 0.9825 GB
"
[Timeout remaining time 288]
(rm -f Buildings_11_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.LoadAggregation.Validation.AggregationWeightingFactors.pipe ; mkfifo Buildings_11_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.LoadAggregation.Validation.AggregationWeightingFactors.pipe ; head -c 1048576 < Buildings_11_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.LoadAggregation.Validation.AggregationWeightingFactors.pipe >> ../files/Buildings_11_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.LoadAggregation.Validation.AggregationWeightingFactors.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_11_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.LoadAggregation.Validation.AggregationWeightingFactors_res.mat --tempDir=temp_Buildings_11_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_LoadAggregation_Validation_AggregationWeightingFactors_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=400 --tolerance=1e-06 Buildings_11_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_LoadAggregation_Validation_AggregationWeightingFactors.fmu > Buildings_11_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.LoadAggregation.Validation.AggregationWeightingFactors.pipe 2>&1) [Timeout 420.0]
diffSimulationResults("Buildings_11_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.LoadAggregation.Validation.AggregationWeightingFactors_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_LoadAggregation_Validation_AggregationWeightingFactors.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.LoadAggregation.Validation.AggregationWeightingFactors.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: 17.55493343801936]