Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.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 0.00124/0.00124, allocations: 97.88 kB / 19.73 MB, free: 2.117 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: 211.8 kB / 23.02 MB, free: 4.926 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 1.358/1.358, allocations: 230.6 MB / 256.8 MB, free: 7.797 MB / 206.1 MB
"
[Timeout remaining time 178]
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 3.024/3.024, allocations: 0.5003 GB / 0.8062 GB, free: 28.26 MB / 0.6231 GB
"
[Timeout remaining time 177]
Using package Buildings with version 13.0.0 (/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.Validation.Cylindrical,fileNamePrefix="Buildings_latest_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Cylindrical",fmuType="cs",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical,fileNamePrefix="Buildings_latest_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Cylindrical",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 0.001938/0.001938, allocations: 69.48 kB / 1.171 GB, free: 19.6 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3242/0.3261, allocations: 179 MB / 1.345 GB, free: 15.88 MB / 1.045 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical): time 0.004071/0.3302, allocations: 2.171 MB / 1.347 GB, free: 13.7 MB / 1.045 GB
Notification: Performance of NFInst.instExpressions: time 0.003519/0.3337, allocations: 2.18 MB / 1.35 GB, free: 11.5 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.000124/0.3339, allocations: 3.938 kB / 1.35 GB, free: 11.5 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.001482/0.3353, allocations: 446.1 kB / 1.35 GB, free: 11.06 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.0002337/0.3356, allocations: 103.4 kB / 1.35 GB, free: 10.96 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0003131/0.3359, allocations: 107.8 kB / 1.35 GB, free: 10.86 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.0009459/0.3368, allocations: 0.8499 MB / 1.351 GB, free: 10 MB / 1.045 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0001125/0.3369, allocations: 28.58 kB / 1.351 GB, free: 9.977 MB / 1.045 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.000392/0.3373, allocations: 287.5 kB / 1.351 GB, free: 9.695 MB / 1.045 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0005061/0.3378, allocations: 335.2 kB / 1.352 GB, free: 9.367 MB / 1.045 GB
Notification: Performance of NFPackage.collectConstants: time 9.175e-05/0.3379, allocations: 55.98 kB / 1.352 GB, free: 9.312 MB / 1.045 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0001356/0.3381, allocations: 60 kB / 1.352 GB, free: 9.254 MB / 1.045 GB
Notification: Performance of NFScalarize.scalarize: time 0.0002843/0.3384, allocations: 227.4 kB / 1.352 GB, free: 9.031 MB / 1.045 GB
Notification: Performance of NFVerifyModel.verify: time 0.0002929/0.3386, allocations: 251.1 kB / 1.352 GB, free: 8.785 MB / 1.045 GB
Notification: Performance of NFConvertDAE.convert: time 0.0007635/0.3394, allocations: 0.7358 MB / 1.353 GB, free: 8.047 MB / 1.045 GB
Notification: Performance of FrontEnd - DAE generated: time 4.689e-06/0.3394, allocations: 0 / 1.353 GB, free: 8.047 MB / 1.045 GB
Notification: Performance of FrontEnd: time 1.593e-06/0.3394, allocations: 8 kB / 1.353 GB, free: 8.039 MB / 1.045 GB
Notification: Performance of Transformations before backend: time 9.648e-06/0.3394, allocations: 0 / 1.353 GB, free: 8.039 MB / 1.045 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 32
 * Number of variables: 32
Notification: Performance of Generate backend data structure: time 0.002329/0.3418, allocations: 0.8652 MB / 1.354 GB, free: 7.133 MB / 1.045 GB
Notification: Performance of prepare preOptimizeDAE: time 4.508e-05/0.3418, allocations: 8.031 kB / 1.354 GB, free: 7.125 MB / 1.045 GB
Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 2.408e-05/0.3418, allocations: 8.188 kB / 1.354 GB, free: 7.117 MB / 1.045 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 4.752e-05/0.3419, allocations: 50.73 kB / 1.354 GB, free: 7.059 MB / 1.045 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002751/0.3446, allocations: 296.3 kB / 1.354 GB, free: 6.77 MB / 1.045 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001551/0.3462, allocations: 469.3 kB / 1.355 GB, free: 6.285 MB / 1.045 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.171e-05/0.3462, allocations: 28.38 kB / 1.355 GB, free: 6.258 MB / 1.045 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 9.883e-05/0.3463, allocations: 44.11 kB / 1.355 GB, free: 6.215 MB / 1.045 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003762/0.3467, allocations: 201.5 kB / 1.355 GB, free: 6.012 MB / 1.045 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.066e-05/0.3467, allocations: 4 kB / 1.355 GB, free: 6.008 MB / 1.045 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.014e-05/0.3467, allocations: 4 kB / 1.355 GB, free: 6.004 MB / 1.045 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.865e-06/0.3467, allocations: 8 kB / 1.355 GB, free: 5.996 MB / 1.045 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003106/0.347, allocations: 175.8 kB / 1.355 GB, free: 5.824 MB / 1.045 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.004422/0.3515, allocations: 1.163 MB / 1.356 GB, free: 4.617 MB / 1.045 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.001778/0.3532, allocations: 0.5684 MB / 1.357 GB, free: 4.039 MB / 1.045 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0002221/0.3535, allocations: 141.7 kB / 1.357 GB, free: 3.898 MB / 1.045 GB
Notification: Performance of preOpt evalFunc (simulation): time 1.833e-05/0.3535, allocations: 0 / 1.357 GB, free: 3.898 MB / 1.045 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.774e-05/0.3535, allocations: 42.97 kB / 1.357 GB, free: 3.848 MB / 1.045 GB
Notification: Performance of pre-optimization done (n=24): time 1.302e-06/0.3535, allocations: 7.938 kB / 1.357 GB, free: 3.84 MB / 1.045 GB
Notification: Performance of matching and sorting (n=24): time 0.00106/0.3546, allocations: 483.3 kB / 1.357 GB, free: 3.359 MB / 1.045 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 4.059e-05/0.3546, allocations: 51.41 kB / 1.357 GB, free: 3.297 MB / 1.045 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004083/0.355, allocations: 405.4 kB / 1.358 GB, free: 2.895 MB / 1.045 GB
Notification: Performance of collectPreVariables (initialization): time 6.451e-05/0.3551, allocations: 37.7 kB / 1.358 GB, free: 2.852 MB / 1.045 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0001491/0.3552, allocations: 165.2 kB / 1.358 GB, free: 2.688 MB / 1.045 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0001191/0.3553, allocations: 95.17 kB / 1.358 GB, free: 2.594 MB / 1.045 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002453/0.3556, allocations: 154.3 kB / 1.358 GB, free: 2.434 MB / 1.045 GB
Notification: Performance of setup shared object (initialization): time 0.0001705/0.3558, allocations: 354.8 kB / 1.359 GB, free: 2.078 MB / 1.045 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.000588/0.3563, allocations: 366.8 kB / 1.359 GB, free: 1.715 MB / 1.045 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006765/0.357, allocations: 0.4964 MB / 1.359 GB, free: 1.184 MB / 1.045 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0008806/0.3579, allocations: 0.5646 MB / 1.36 GB, free: 0.6094 MB / 1.045 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.635e-06/0.3579, allocations: 0 / 1.36 GB, free: 0.6094 MB / 1.045 GB
Notification: Performance of matching and sorting (n=78) (initialization): time 0.001589/0.3595, allocations: 0.9501 MB / 1.361 GB, free: 15.63 MB / 1.061 GB
Notification: Performance of prepare postOptimizeDAE: time 4.556e-05/0.3595, allocations: 37.7 kB / 1.361 GB, free: 15.59 MB / 1.061 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.332e-06/0.3595, allocations: 0 / 1.361 GB, free: 15.59 MB / 1.061 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0001909/0.3597, allocations: 32.83 kB / 1.361 GB, free: 15.55 MB / 1.061 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008613/0.3606, allocations: 151.8 kB / 1.361 GB, free: 15.41 MB / 1.061 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001176/0.3618, allocations: 1.322 MB / 1.362 GB, free: 13.97 MB / 1.061 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001432/0.3632, allocations: 83.53 kB / 1.362 GB, free: 13.89 MB / 1.061 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.589e-05/0.3633, allocations: 27.98 kB / 1.362 GB, free: 13.86 MB / 1.061 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 (76):
 * Single equations (assignments): 74
 * Array equations: 0
 * Algorithm blocks: 1
 * 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): 1 system
   {(1,1,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 0 systems
Notification: Performance of prepare postOptimizeDAE: time 0.0002284/0.3635, allocations: 177.7 kB / 1.363 GB, free: 13.68 MB / 1.061 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 7.443e-05/0.3636, allocations: 39.75 kB / 1.363 GB, free: 13.64 MB / 1.061 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 7.379e-05/0.3637, allocations: 35.67 kB / 1.363 GB, free: 13.6 MB / 1.061 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.134e-06/0.3637, allocations: 7.938 kB / 1.363 GB, free: 13.59 MB / 1.061 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.018e-06/0.3637, allocations: 0 / 1.363 GB, free: 13.59 MB / 1.061 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.57e-06/0.3637, allocations: 3.984 kB / 1.363 GB, free: 13.59 MB / 1.061 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0004334/0.3641, allocations: 308.4 kB / 1.363 GB, free: 13.25 MB / 1.061 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.744e-06/0.3641, allocations: 0 / 1.363 GB, free: 13.25 MB / 1.061 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002666/0.3644, allocations: 47.97 kB / 1.363 GB, free: 13.2 MB / 1.061 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0001076/0.3645, allocations: 28.78 kB / 1.363 GB, free: 13.17 MB / 1.061 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.702e-05/0.3645, allocations: 11.98 kB / 1.363 GB, free: 13.16 MB / 1.061 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001051/0.3656, allocations: 1.322 MB / 1.364 GB, free: 11.72 MB / 1.061 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.373e-06/0.3656, allocations: 3.938 kB / 1.364 GB, free: 11.71 MB / 1.061 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0008487/0.3664, allocations: 0.6044 MB / 1.365 GB, free: 11.09 MB / 1.061 GB
Notification: Performance of postOpt removeConstants (simulation): time 7.507e-05/0.3665, allocations: 35.75 kB / 1.365 GB, free: 11.05 MB / 1.061 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.943e-05/0.3665, allocations: 12.14 kB / 1.365 GB, free: 11.04 MB / 1.061 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006233/0.3672, allocations: 19.98 kB / 1.365 GB, free: 11.02 MB / 1.061 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 5.943e-05/0.3672, allocations: 19.97 kB / 1.365 GB, free: 11 MB / 1.061 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.477e-05/0.3672, allocations: 4 kB / 1.365 GB, free: 11 MB / 1.061 GB
Notification: Performance of sorting global known variables: time 0.0002651/0.3675, allocations: 267.3 kB / 1.365 GB, free: 10.74 MB / 1.061 GB
Notification: Performance of sort global known variables: time 8e-08/0.3675, allocations: 96 / 1.365 GB, free: 10.74 MB / 1.061 GB
Notification: Performance of remove unused functions: time 0.0006385/0.3681, allocations: 235.9 kB / 1.366 GB, free: 10.51 MB / 1.061 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 10 (soi.T[1],soi.T[2],soi.T[3],soi.T[4],soi.T[5],soi.T[6],soi.T[7],soi.T[8],soi.T[9],soi.T[10])
 * 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 (23):
 * Single equations (assignments): 22
 * Array equations: 0
 * 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): 1 system
   {(1,1,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 0 systems
Notification: Performance of Backend phase and start with SimCode phase: time 0.001207/0.3693, allocations: 1.147 MB / 1.367 GB, free: 9.336 MB / 1.061 GB
Notification: Performance of simCode: created initialization part: time 0.001183/0.3705, allocations: 0.7286 MB / 1.367 GB, free: 8.582 MB / 1.061 GB
Notification: Performance of simCode: created event and clocks part: time 2.405e-06/0.3705, allocations: 0 / 1.367 GB, free: 8.582 MB / 1.061 GB
Notification: Performance of simCode: created simulation system equations: time 0.0003366/0.3709, allocations: 254.5 kB / 1.368 GB, free: 8.32 MB / 1.061 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006064/0.3715, allocations: 93.31 kB / 1.368 GB, free: 8.23 MB / 1.061 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00751/0.379, allocations: 5.612 MB / 1.373 GB, free: 2.5 MB / 1.061 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00022/0.3792, allocations: 212.7 kB / 1.373 GB, free: 2.273 MB / 1.061 GB
Notification: Performance of simCode: alias equations: time 0.0003359/0.3795, allocations: 107.2 kB / 1.374 GB, free: 2.168 MB / 1.061 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002721/0.3798, allocations: 135.3 kB / 1.374 GB, free: 2.035 MB / 1.061 GB
Notification: Performance of SimCode: time 1.062e-06/0.3798, allocations: 0 / 1.374 GB, free: 2.035 MB / 1.061 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.04138/0.4212, allocations: 13.3 MB / 1.387 GB, free: 5.039 MB / 1.076 GB
Notification: Performance of buildModelFMU: Generate platform static: time 11.94/12.37, allocations: 13.41 kB / 1.387 GB, free: 5.027 MB / 1.076 GB
"
[Timeout remaining time 287]
(rm -f Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.pipe ; mkfifo Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.pipe >> ../files/Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.mat --tempDir=temp_Buildings_latest_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Cylindrical_fmu --startTime=0 --stopTime=360000 --stepSize=144 --timeout=800 --tolerance=1e-06 Buildings_latest_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Cylindrical.fmu > Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.pipe 2>&1) [Timeout 840.0]
diffSimulationResults("Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.mat","/mnt/ReferenceFiles/Buildings/csv/master/Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Cylindrical.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_latest_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.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: 18.698052378022112]