Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20.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 0.0009668/0.0009668, allocations: 81.97 kB / 22.21 MB, free: 2.285 MB / 18.57 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 0.001052/0.001052, allocations: 164.8 kB / 25.61 MB, free: 8.898 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 0.9475/0.9475, allocations: 177.1 MB / 206 MB, free: 4.488 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite master/package.mo): time 0.7259/0.7259, allocations: 88.08 MB / 350.7 MB, free: 11.81 MB / 330.8 MB
"
[Timeout remaining time 179]
Using package ScalableTestSuite with version 2.2.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 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: translateModel(ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="der.heatcapacitor.[0-9,]+..T.|heatcapacitor.[0-9,]+..T|heatcapacitor.[0-9,]+..der_T|heatcapacitor.[0-9,]+..port.Q_flow|heatcapacitor.[0-9,]+..port.T|thermalconductor.[0-9,]+..Q_flow|thermalconductor.[0-9,]+..dT|thermalconductor.[0-9,]+..port_a.Q_flow|thermalconductor.[0-9,]+..port_b.Q_flow|thermalconductor.[0-9,]+..port_b.T|thermalconductor.[0-9,]+..port_a.T|time",fileNamePrefix="ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20")
translateModel(ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="der.heatcapacitor.[0-9,]+..T.|heatcapacitor.[0-9,]+..T|heatcapacitor.[0-9,]+..der_T|heatcapacitor.[0-9,]+..port.Q_flow|heatcapacitor.[0-9,]+..port.T|thermalconductor.[0-9,]+..Q_flow|thermalconductor.[0-9,]+..dT|thermalconductor.[0-9,]+..port_a.Q_flow|thermalconductor.[0-9,]+..port_b.Q_flow|thermalconductor.[0-9,]+..port_b.T|thermalconductor.[0-9,]+..port_a.T|time",fileNamePrefix="ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.784e-06/1.784e-06, allocations: 0 / 453 MB, free: 7.918 MB / 426.8 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.547e-05/2.725e-05, allocations: 2.312 kB / 453 MB, free: 7.914 MB / 426.8 MB
Notification: Performance of NFInst.instantiate(ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20): time 0.003424/0.003451, allocations: 1.717 MB / 454.7 MB, free: 6.188 MB / 426.8 MB
Notification: Performance of NFInst.instExpressions: time 0.000372/0.003823, allocations: 95.67 kB / 454.8 MB, free: 6.094 MB / 426.8 MB
Notification: Performance of NFInst.updateImplicitVariability: time 8.634e-05/0.00391, allocations: 4 kB / 454.8 MB, free: 6.09 MB / 426.8 MB
Notification: Performance of NFTyping.typeComponents: time 0.0001639/0.004074, allocations: 15.84 kB / 454.8 MB, free: 6.074 MB / 426.8 MB
Notification: Performance of NFTyping.typeBindings: time 0.0001139/0.004188, allocations: 35.64 kB / 454.8 MB, free: 6.039 MB / 426.8 MB
Notification: Performance of NFTyping.typeClassSections: time 0.0002125/0.0044, allocations: 19.97 kB / 454.8 MB, free: 6.02 MB / 426.8 MB
Notification: Performance of NFFlatten.flatten: time 0.001113/0.005513, allocations: 1.175 MB / 456 MB, free: 4.84 MB / 426.8 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.0005733/0.006087, allocations: 292.3 kB / 456.3 MB, free: 4.547 MB / 426.8 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.0009988/0.007085, allocations: 0.6199 MB / 456.9 MB, free: 3.926 MB / 426.8 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.0007496/0.007835, allocations: 455.1 kB / 457.4 MB, free: 3.48 MB / 426.8 MB
Notification: Performance of NFPackage.collectConstants: time 0.000227/0.008062, allocations: 80 kB / 457.4 MB, free: 3.402 MB / 426.8 MB
Notification: Performance of NFFlatten.collectFunctions: time 0.0001733/0.008236, allocations: 84 kB / 457.5 MB, free: 3.32 MB / 426.8 MB
Notification: Performance of NFScalarize.scalarize: time 0.0001895/0.008425, allocations: 199.3 kB / 457.7 MB, free: 3.125 MB / 426.8 MB
Notification: Performance of NFVerifyModel.verify: time 0.0004755/0.0089, allocations: 347.3 kB / 458.1 MB, free: 2.785 MB / 426.8 MB
Notification: Performance of NFConvertDAE.convert: time 0.0008634/0.009764, allocations: 0.7243 MB / 458.8 MB, free: 2.059 MB / 426.8 MB
Notification: Performance of FrontEnd - DAE generated: time 5.009e-06/0.009769, allocations: 4 kB / 458.8 MB, free: 2.055 MB / 426.8 MB
Notification: Performance of FrontEnd: time 1.813e-06/0.009771, allocations: 0 / 458.8 MB, free: 2.055 MB / 426.8 MB
Notification: Performance of Transformations before backend: time 2.815e-05/0.009799, allocations: 0 / 458.8 MB, free: 2.055 MB / 426.8 MB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 190
 * Number of variables: 190
Notification: Performance of Generate backend data structure: time 0.001989/0.01179, allocations: 1.135 MB / 459.9 MB, free: 0.8789 MB / 426.8 MB
Notification: Performance of prepare preOptimizeDAE: time 4.37e-05/0.01183, allocations: 8.031 kB / 459.9 MB, free: 0.8711 MB / 426.8 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002622/0.01209, allocations: 148.5 kB / 460.1 MB, free: 0.7266 MB / 426.8 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005832/0.01268, allocations: 350.9 kB / 460.4 MB, free: 360 kB / 426.8 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.377e-05/0.01273, allocations: 62.38 kB / 460.5 MB, free: 296 kB / 426.8 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001407/0.01287, allocations: 84.38 kB / 460.6 MB, free: 212 kB / 426.8 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0007672/0.01364, allocations: 423.8 kB / 461 MB, free: 15.79 MB / 442.8 MB
Notification: Performance of preOpt findStateOrder (simulation): time 3.849e-05/0.01368, allocations: 12.11 kB / 461 MB, free: 15.77 MB / 442.8 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.407e-05/0.01374, allocations: 40.36 kB / 461 MB, free: 15.73 MB / 442.8 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.213e-05/0.01376, allocations: 24.31 kB / 461.1 MB, free: 15.71 MB / 442.8 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005919/0.01436, allocations: 269.7 kB / 461.3 MB, free: 15.45 MB / 442.8 MB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002846/0.0172, allocations: 1.444 MB / 462.8 MB, free: 13.97 MB / 442.8 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.001232/0.01843, allocations: 0.6476 MB / 463.4 MB, free: 13.32 MB / 442.8 MB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0002656/0.0187, allocations: 250.2 kB / 463.7 MB, free: 13.07 MB / 442.8 MB
Notification: Performance of preOpt evalFunc (simulation): time 2.612e-05/0.01872, allocations: 13 kB / 463.7 MB, free: 13.06 MB / 442.8 MB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.51e-05/0.01875, allocations: 42.39 kB / 463.7 MB, free: 13.01 MB / 442.8 MB
Notification: Performance of pre-optimization done (n=92): time 2.565e-06/0.01875, allocations: 0 / 463.7 MB, free: 13.01 MB / 442.8 MB
Notification: Performance of matching and sorting (n=92): time 0.0005842/0.01934, allocations: 0.5251 MB / 464.2 MB, free: 12.47 MB / 442.8 MB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.44e-05/0.01937, allocations: 68.41 kB / 464.3 MB, free: 12.39 MB / 442.8 MB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001899/0.01956, allocations: 340.2 kB / 464.6 MB, free: 12.04 MB / 442.8 MB
Notification: Performance of collectPreVariables (initialization): time 3.185e-05/0.01959, allocations: 45.7 kB / 464.7 MB, free: 11.99 MB / 442.8 MB
Notification: Performance of collectInitialEqns (initialization): time 0.0001215/0.01971, allocations: 308.1 kB / 465 MB, free: 11.68 MB / 442.8 MB
Notification: Performance of collectInitialBindings (initialization): time 0.0001885/0.0199, allocations: 372.9 kB / 465.3 MB, free: 11.32 MB / 442.8 MB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001441/0.02005, allocations: 184.2 kB / 465.5 MB, free: 11.13 MB / 442.8 MB
Notification: Performance of setup shared object (initialization): time 0.0001617/0.02021, allocations: 0.5702 MB / 466.1 MB, free: 10.55 MB / 442.8 MB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001126/0.02032, allocations: 85.92 kB / 466.2 MB, free: 10.46 MB / 442.8 MB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001163/0.02044, allocations: 104.9 kB / 466.3 MB, free: 10.36 MB / 442.8 MB
Notification: Performance of analyzeInitialSystem (initialization): time 0.000299/0.02074, allocations: 316 kB / 466.6 MB, free: 10.05 MB / 442.8 MB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.756e-06/0.02074, allocations: 4 kB / 466.6 MB, free: 10.05 MB / 442.8 MB
Notification: Performance of matching and sorting (n=110) (initialization): time 0.0004356/0.02117, allocations: 473.2 kB / 467.1 MB, free: 9.578 MB / 442.8 MB
Notification: Performance of prepare postOptimizeDAE: time 1.587e-05/0.02119, allocations: 8 kB / 467.1 MB, free: 9.57 MB / 442.8 MB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.354e-06/0.0212, allocations: 3.984 kB / 467.1 MB, free: 9.566 MB / 442.8 MB
Notification: Performance of postOpt tearingSystem (initialization): time 9.428e-06/0.02121, allocations: 4 kB / 467.1 MB, free: 9.562 MB / 442.8 MB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004183/0.02163, allocations: 207.7 kB / 467.3 MB, free: 9.359 MB / 442.8 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.032e-06/0.02163, allocations: 8 kB / 467.3 MB, free: 9.352 MB / 442.8 MB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001611/0.02179, allocations: 63.5 kB / 467.3 MB, free: 9.289 MB / 442.8 MB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.173e-05/0.02181, allocations: 16 kB / 467.4 MB, free: 9.273 MB / 442.8 MB
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 (110):
 * Single equations (assignments): 110
 * Array equations: 0
 * 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 0.0001437/0.02196, allocations: 200.3 kB / 467.6 MB, free: 9.066 MB / 442.8 MB
Notification: Performance of postOpt lateInlineFunction (simulation): time 8.144e-05/0.02204, allocations: 79.72 kB / 467.6 MB, free: 8.988 MB / 442.8 MB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 8.804e-05/0.02213, allocations: 81.22 kB / 467.7 MB, free: 8.91 MB / 442.8 MB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.36e-06/0.02213, allocations: 8 kB / 467.7 MB, free: 8.902 MB / 442.8 MB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.268e-06/0.02214, allocations: 4 kB / 467.7 MB, free: 8.898 MB / 442.8 MB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.093e-06/0.02214, allocations: 7.984 kB / 467.7 MB, free: 8.891 MB / 442.8 MB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0004302/0.02257, allocations: 413.5 kB / 468.1 MB, free: 8.461 MB / 442.8 MB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.806e-06/0.02258, allocations: 0 / 468.1 MB, free: 8.461 MB / 442.8 MB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004861/0.02306, allocations: 215.7 kB / 468.3 MB, free: 8.25 MB / 442.8 MB
Notification: Performance of postOpt tearingSystem (simulation): time 2.725e-06/0.02307, allocations: 4 kB / 468.3 MB, free: 8.246 MB / 442.8 MB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.835e-05/0.0231, allocations: 27.98 kB / 468.4 MB, free: 8.219 MB / 442.8 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.865e-06/0.02311, allocations: 4 kB / 468.4 MB, free: 8.215 MB / 442.8 MB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.32e-07/0.02311, allocations: 0 / 468.4 MB, free: 8.215 MB / 442.8 MB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006643/0.02377, allocations: 0.7887 MB / 469.2 MB, free: 7.41 MB / 442.8 MB
Notification: Performance of postOpt removeConstants (simulation): time 5.465e-05/0.02383, allocations: 63.48 kB / 469.2 MB, free: 7.348 MB / 442.8 MB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.016e-05/0.02388, allocations: 23.98 kB / 469.3 MB, free: 7.324 MB / 442.8 MB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.000146/0.02402, allocations: 20 kB / 469.3 MB, free: 7.305 MB / 442.8 MB
Notification: Performance of postOpt findZeroCrossings (simulation): time 5.407e-05/0.02408, allocations: 56.89 kB / 469.3 MB, free: 7.246 MB / 442.8 MB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.951e-05/0.0241, allocations: 12 kB / 469.3 MB, free: 7.234 MB / 442.8 MB
Notification: Performance of sorting global known variables: time 0.0001029/0.0242, allocations: 221.1 kB / 469.6 MB, free: 7.02 MB / 442.8 MB
Notification: Performance of sort global known variables: time 6e-08/0.0242, allocations: 0 / 469.6 MB, free: 7.02 MB / 442.8 MB
Notification: Performance of remove unused functions: time 0.0003637/0.02456, allocations: 251.6 kB / 469.8 MB, free: 6.773 MB / 442.8 MB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 18 (heatcapacitor[1].T,heatcapacitor[2].T,heatcapacitor[3].T,heatcapacitor[4].T,heatcapacitor[5].T,heatcapacitor[6].T,heatcapacitor[7].T,heatcapacitor[8].T,heatcapacitor[9].T,heatcapacitor[10].T,heatcapacitor[11].T,heatcapacitor[12].T,heatcapacitor[13].T,heatcapacitor[14].T,heatcapacitor[15].T,heatcapacitor[16].T,heatcapacitor[17].T,heatcapacitor[18].T)
 * 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 (92):
 * Single equations (assignments): 92
 * Array equations: 0
 * 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 0.0001232/0.02469, allocations: 130.8 kB / 469.9 MB, free: 6.637 MB / 442.8 MB
Notification: Performance of simCode: created initialization part: time 0.0003779/0.02507, allocations: 406.2 kB / 470.3 MB, free: 6.238 MB / 442.8 MB
Notification: Performance of simCode: created event and clocks part: time 2.064e-06/0.02507, allocations: 4 kB / 470.3 MB, free: 6.234 MB / 442.8 MB
Notification: Performance of simCode: created simulation system equations: time 0.0001975/0.02526, allocations: 251.2 kB / 470.6 MB, free: 5.984 MB / 442.8 MB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0003167/0.02558, allocations: 80.34 kB / 470.7 MB, free: 5.906 MB / 442.8 MB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002077/0.02766, allocations: 2.004 MB / 472.7 MB, free: 3.863 MB / 442.8 MB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001363/0.02779, allocations: 235.2 kB / 472.9 MB, free: 3.605 MB / 442.8 MB
Notification: Performance of simCode: alias equations: time 0.0001479/0.02794, allocations: 64.8 kB / 473 MB, free: 3.539 MB / 442.8 MB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000207/0.02815, allocations: 182.2 kB / 473.1 MB, free: 3.359 MB / 442.8 MB
Notification: Performance of SimCode: time 9.51e-07/0.02815, allocations: 0 / 473.1 MB, free: 3.359 MB / 442.8 MB
Notification: Performance of Templates: time 0.008974/0.03712, allocations: 6.822 MB / 480 MB, free: 12.66 MB / 458.8 MB
"
[Timeout remaining time 300]
make -j1 -f ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20.makefile [Timeout 300]
(rm -f ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20.pipe ; mkfifo ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20.pipe ; head -c 1048576 < ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20.pipe >> ../files/ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20.sim & ./ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20 -abortSlowSimulation -alarm=240  -emit_protected -lv LOG_STATS > ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20.pipe 2>&1) [Timeout 240]
diffSimulationResults("ScalableTestSuite_ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/ReferenceFiles/ScalableTestSuite/ScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_20_res.mat","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300]
""
[Timeout remaining time 300]
Reference file matches
[Calling sys.exit(0), Time elapsed: 3.7817135099321604]