Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_1borehole_5meters.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 0.001167/0.001167, allocations: 72.44 kB / 19.17 MB, free: 0.7344 MB / 13.93 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 0.0008935/0.0008935, allocations: 165.9 kB / 22.45 MB, free: 2.098 MB / 18.57 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 0.8785/0.8785, allocations: 177.1 MB / 202.8 MB, free: 5.754 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 1.75/1.75, allocations: 389 MB / 0.633 GB, free: 12.69 MB / 0.6042 GB " [Timeout remaining time 178] Using package Buildings with version 13.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/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.ThermalResponseFactors.Validation.GFunction_1borehole_5meters,fileNamePrefix="Buildings_latest_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_ThermalResponseFactors_Validation_GFunction_1borehole_5meters",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_1borehole_5meters,fileNamePrefix="Buildings_latest_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_ThermalResponseFactors_Validation_GFunction_1borehole_5meters",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.403e-06/1.403e-06, allocations: 0 / 0.9998 GB, free: 13.43 MB / 0.9636 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.918e-05/2.058e-05, allocations: 4.953 kB / 0.9998 GB, free: 13.42 MB / 0.9636 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_1borehole_5meters): time 0.001913/0.001934, allocations: 1.423 MB / 1.001 GB, free: 11.99 MB / 0.9636 GB Notification: Performance of NFInst.instExpressions: time 0.004044/0.005977, allocations: 3.856 MB / 1.005 GB, free: 8.113 MB / 0.9636 GB Notification: Performance of NFInst.updateImplicitVariability: time 6.547e-05/0.006043, allocations: 0 / 1.005 GB, free: 8.113 MB / 0.9636 GB Notification: Performance of NFTyping.typeComponents: time 0.0001672/0.00621, allocations: 15.86 kB / 1.005 GB, free: 8.098 MB / 0.9636 GB Notification: Performance of NFTyping.typeBindings: time 0.000194/0.006404, allocations: 39.72 kB / 1.005 GB, free: 8.059 MB / 0.9636 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/Math/Random.mo:1057:5-1146:31:writable] Warning: Pure function 'Modelica.Math.Random.Utilities.initializeImpureRandom' contains a call to impure function 'Modelica.Math.Random.Utilities.initializeImpureRandom.setInternalState'. Notification: Performance of NFTyping.typeClassSections: time 0.002022/0.008426, allocations: 1.592 MB / 1.007 GB, free: 6.465 MB / 0.9636 GB Notification: Performance of NFFlatten.flatten: time 0.0001466/0.008573, allocations: 99.59 kB / 1.007 GB, free: 6.367 MB / 0.9636 GB Notification: Performance of NFFlatten.resolveConnections: time 3.361e-05/0.008607, allocations: 8 kB / 1.007 GB, free: 6.359 MB / 0.9636 GB Notification: Performance of NFEvalConstants.evaluate: time 6.817e-05/0.008675, allocations: 59.81 kB / 1.007 GB, free: 6.301 MB / 0.9636 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001482/0.008823, allocations: 143.7 kB / 1.007 GB, free: 6.16 MB / 0.9636 GB Notification: Performance of NFPackage.collectConstants: time 2.575e-05/0.008849, allocations: 12 kB / 1.007 GB, free: 6.148 MB / 0.9636 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002183/0.01103, allocations: 2.398 MB / 1.009 GB, free: 3.746 MB / 0.9636 GB Notification: Performance of NFScalarize.scalarize: time 0.0001602/0.01119, allocations: 275.9 kB / 1.009 GB, free: 3.473 MB / 0.9636 GB Notification: Performance of NFVerifyModel.verify: time 0.0001099/0.0113, allocations: 152 kB / 1.01 GB, free: 3.324 MB / 0.9636 GB Notification: Performance of NFConvertDAE.convert: time 0.002295/0.0136, allocations: 2.452 MB / 1.012 GB, free: 0.8672 MB / 0.9636 GB Notification: Performance of FrontEnd - DAE generated: time 2.405e-06/0.0136, allocations: 0 / 1.012 GB, free: 0.8672 MB / 0.9636 GB Notification: Performance of FrontEnd: time 8.81e-07/0.0136, allocations: 0 / 1.012 GB, free: 0.8672 MB / 0.9636 GB Notification: Performance of Transformations before backend: time 6.392e-06/0.01361, allocations: 0 / 1.012 GB, free: 0.8672 MB / 0.9636 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 7 * Number of variables: 7 Notification: Performance of Generate backend data structure: time 0.004271/0.01788, allocations: 1.272 MB / 1.013 GB, free: 15.56 MB / 0.9792 GB Notification: Performance of prepare preOptimizeDAE: time 3.575e-05/0.01791, allocations: 8.031 kB / 1.013 GB, free: 15.55 MB / 0.9792 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 2.955e-05/0.01794, allocations: 38.75 kB / 1.013 GB, free: 15.5 MB / 0.9792 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002293/0.01817, allocations: 100.2 kB / 1.013 GB, free: 15.41 MB / 0.9792 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0002686/0.01844, allocations: 310.4 kB / 1.014 GB, free: 15.07 MB / 0.9792 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.786e-06/0.01845, allocations: 384 / 1.014 GB, free: 15.07 MB / 0.9792 GB Notification: Performance of preOpt expandDerOperator (simulation): time 2.574e-05/0.01848, allocations: 12.36 kB / 1.014 GB, free: 15.05 MB / 0.9792 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003024/0.01878, allocations: 391.8 kB / 1.014 GB, free: 14.66 MB / 0.9792 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.304e-06/0.01879, allocations: 192 / 1.014 GB, free: 14.66 MB / 0.9792 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.888e-06/0.0188, allocations: 4.125 kB / 1.014 GB, free: 14.66 MB / 0.9792 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.799e-06/0.0188, allocations: 0 / 1.014 GB, free: 14.66 MB / 0.9792 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0002862/0.01909, allocations: 443.7 kB / 1.014 GB, free: 14.22 MB / 0.9792 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0004326/0.01952, allocations: 0.5894 MB / 1.015 GB, free: 13.59 MB / 0.9792 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0003501/0.01987, allocations: 0.5632 MB / 1.016 GB, free: 13.01 MB / 0.9792 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002/0.02007, allocations: 337.7 kB / 1.016 GB, free: 12.67 MB / 0.9792 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003737/0.02044, allocations: 135.9 kB / 1.016 GB, free: 12.54 MB / 0.9792 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0002642/0.02071, allocations: 400.9 kB / 1.016 GB, free: 12.13 MB / 0.9792 GB Notification: Performance of pre-optimization done (n=8): time 2.174e-06/0.02071, allocations: 3.984 kB / 1.016 GB, free: 12.12 MB / 0.9792 GB Notification: Performance of matching and sorting (n=8): time 0.0008876/0.0216, allocations: 1.297 MB / 1.018 GB, free: 10.82 MB / 0.9792 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.593e-05/0.02163, allocations: 77.23 kB / 1.018 GB, free: 10.73 MB / 0.9792 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000778/0.02241, allocations: 1.219 MB / 1.019 GB, free: 9.492 MB / 0.9792 GB Notification: Performance of collectPreVariables (initialization): time 3.919e-05/0.02245, allocations: 29.7 kB / 1.019 GB, free: 9.457 MB / 0.9792 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001501/0.0226, allocations: 273.9 kB / 1.019 GB, free: 9.184 MB / 0.9792 GB Notification: Performance of collectInitialBindings (initialization): time 2.762e-05/0.02263, allocations: 23.83 kB / 1.019 GB, free: 9.16 MB / 0.9792 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000212/0.02284, allocations: 339.6 kB / 1.02 GB, free: 8.824 MB / 0.9792 GB Notification: Performance of setup shared object (initialization): time 7.047e-05/0.02291, allocations: 313.9 kB / 1.02 GB, free: 8.512 MB / 0.9792 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007844/0.02369, allocations: 1.373 MB / 1.021 GB, free: 7.137 MB / 0.9792 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008604/0.02455, allocations: 1.503 MB / 1.023 GB, free: 5.625 MB / 0.9792 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.004666/0.02922, allocations: 3.56 MB / 1.026 GB, free: 1.977 MB / 0.9792 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.464e-06/0.02922, allocations: 0 / 1.026 GB, free: 1.977 MB / 0.9792 GB Notification: Performance of matching and sorting (n=319) (initialization): time 0.002909/0.03213, allocations: 4.011 MB / 1.03 GB, free: 13.93 MB / 0.9948 GB Notification: Performance of prepare postOptimizeDAE: time 1.386e-05/0.03215, allocations: 4 kB / 1.03 GB, free: 13.93 MB / 0.9948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.385e-05/0.03216, allocations: 11.92 kB / 1.03 GB, free: 13.91 MB / 0.9948 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.102e-05/0.03217, allocations: 0 / 1.03 GB, free: 13.91 MB / 0.9948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 7.233e-05/0.03224, allocations: 16.03 kB / 1.03 GB, free: 13.9 MB / 0.9948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 4.609e-06/0.03225, allocations: 0 / 1.03 GB, free: 13.9 MB / 0.9948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002506/0.0325, allocations: 245.3 kB / 1.03 GB, free: 13.66 MB / 0.9948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.145e-05/0.03253, allocations: 27.92 kB / 1.03 GB, free: 13.63 MB / 0.9948 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 2 * Number of states: 0 () * Number of discrete variables: 13 (cluSiz[1],labels[1],gFun2,$PRE.gFun2,gFun1,$PRE.gFun1,t2,$PRE.t2,t1,$PRE.t1,k,$PRE.k,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (17): * Single equations (assignments): 13 * Array equations: 2 * Algorithm blocks: 0 * Record equations: 2 * 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 0.0001981/0.03273, allocations: 237.6 kB / 1.031 GB, free: 13.39 MB / 0.9948 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 3.742e-05/0.03277, allocations: 71.34 kB / 1.031 GB, free: 13.32 MB / 0.9948 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0007047/0.03347, allocations: 0.9477 MB / 1.032 GB, free: 12.36 MB / 0.9948 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.277e-06/0.03347, allocations: 4 kB / 1.032 GB, free: 12.35 MB / 0.9948 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.577e-06/0.03348, allocations: 3.938 kB / 1.032 GB, free: 12.35 MB / 0.9948 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.065e-06/0.03348, allocations: 0 / 1.032 GB, free: 12.35 MB / 0.9948 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002686/0.03375, allocations: 460 kB / 1.032 GB, free: 11.86 MB / 0.9948 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.725e-06/0.03375, allocations: 7.984 kB / 1.032 GB, free: 11.85 MB / 0.9948 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 3.556e-05/0.03379, allocations: 4 kB / 1.032 GB, free: 11.85 MB / 0.9948 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.204e-06/0.03379, allocations: 0 / 1.032 GB, free: 11.85 MB / 0.9948 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.14e-05/0.0338, allocations: 15.92 kB / 1.032 GB, free: 11.83 MB / 0.9948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.783e-06/0.0338, allocations: 0 / 1.032 GB, free: 11.83 MB / 0.9948 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.253e-06/0.0338, allocations: 4.031 kB / 1.032 GB, free: 11.83 MB / 0.9948 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005746/0.03438, allocations: 1.006 MB / 1.033 GB, free: 10.8 MB / 0.9948 GB Notification: Performance of postOpt removeConstants (simulation): time 4.978e-05/0.03443, allocations: 75.34 kB / 1.033 GB, free: 10.73 MB / 0.9948 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.709e-05/0.03447, allocations: 15.92 kB / 1.033 GB, free: 10.71 MB / 0.9948 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 6.352e-05/0.03453, allocations: 4 kB / 1.033 GB, free: 10.71 MB / 0.9948 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 2.583e-05/0.03455, allocations: 3.984 kB / 1.033 GB, free: 10.7 MB / 0.9948 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.153e-05/0.03458, allocations: 11.98 kB / 1.033 GB, free: 10.69 MB / 0.9948 GB Notification: Performance of sorting global known variables: time 0.000465/0.03504, allocations: 0.6728 MB / 1.034 GB, free: 10.01 MB / 0.9948 GB Notification: Performance of sort global known variables: time 9e-08/0.03504, allocations: 4 kB / 1.034 GB, free: 10.01 MB / 0.9948 GB Notification: Performance of remove unused functions: time 0.0008836/0.03592, allocations: 0.5845 MB / 1.034 GB, free: 9.422 MB / 0.9948 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 2 * Number of states: 0 () * Number of discrete variables: 6 ($whenCondition1,k,t1,t2,gFun1,gFun2) * Number of discrete states: 2 (k,t2) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (8): * Single equations (assignments): 3 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 5 * 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 0.001933/0.03786, allocations: 2.247 MB / 1.037 GB, free: 7.168 MB / 0.9948 GB Notification: Performance of simCode: created initialization part: time 0.001459/0.03932, allocations: 2.001 MB / 1.039 GB, free: 5.152 MB / 0.9948 GB Notification: Performance of simCode: created event and clocks part: time 2.896e-06/0.03932, allocations: 4 kB / 1.039 GB, free: 5.148 MB / 0.9948 GB Notification: Performance of simCode: created simulation system equations: time 0.0002024/0.03952, allocations: 327.8 kB / 1.039 GB, free: 4.828 MB / 0.9948 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0002044/0.03973, allocations: 36.59 kB / 1.039 GB, free: 4.789 MB / 0.9948 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01095/0.05067, allocations: 15.43 MB / 1.054 GB, free: 5.18 MB / 1.01 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002325/0.05091, allocations: 376.7 kB / 1.054 GB, free: 4.785 MB / 1.01 GB Notification: Performance of simCode: alias equations: time 9.177e-05/0.051, allocations: 44.39 kB / 1.054 GB, free: 4.742 MB / 1.01 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000209/0.05121, allocations: 268.6 kB / 1.055 GB, free: 4.48 MB / 1.01 GB Notification: Performance of SimCode: time 7.12e-07/0.05121, allocations: 0 / 1.055 GB, free: 4.48 MB / 1.01 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.4352/0.4864, allocations: 25.3 MB / 1.079 GB, free: 93.24 MB / 1.01 GB Notification: Performance of buildModelFMU: Generate platform static: time 7.535/8.022, allocations: 8.094 kB / 1.079 GB, free: 93.24 MB / 1.01 GB " [Timeout remaining time 292] (rm -f Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_1borehole_5meters.pipe ; mkfifo Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_1borehole_5meters.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_1borehole_5meters.pipe >> ../files/Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_1borehole_5meters.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_1borehole_5meters_res.mat --tempDir=temp_Buildings_latest_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_ThermalResponseFactors_Validation_GFunction_1borehole_5meters_fmu --startTime=0 --stopTime=4.12e+08 --stepSize=164800 --timeout=800 --tolerance=1e-06 Buildings_latest_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_ThermalResponseFactors_Validation_GFunction_1borehole_5meters.fmu > Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_1borehole_5meters.pipe 2>&1) [Timeout 840.0] diffSimulationResults("Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_1borehole_5meters_res.mat","/mnt/ReferenceFiles/Buildings/csv/master/Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_ThermalResponseFactors_Validation_GFunction_1borehole_5meters.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_1borehole_5meters.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: 12.836224650964141]