Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck.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 0.001312/0.001312, allocations: 113.7 kB / 18.49 MB, free: 4.539 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 0.001365/0.001365, allocations: 213.5 kB / 21.45 MB, free: 1.59 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 1.434/1.434, allocations: 230.6 MB / 254.8 MB, free: 15.07 MB / 206.1 MB " [Timeout remaining time 178] 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 0.7592/0.7592, allocations: 120.6 MB / 431.5 MB, free: 148 kB / 350.1 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.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="der.v.1..|der.v.2..|der.v.3..|der.v.4..|der.xm.1..|der.xm.2..|der.xm.3..|der.xm.4..|time|time|v.1.|v.2.|v.3.|v.4.|xm.1.|xm.2.|xm.3.|xm.4.|xs.1.|xs.2.|xs.3.|xs.4.",fileNamePrefix="ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck") translateModel(ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="der.v.1..|der.v.2..|der.v.3..|der.v.4..|der.xm.1..|der.xm.2..|der.xm.3..|der.xm.4..|time|time|v.1.|v.2.|v.3.|v.4.|xm.1.|xm.2.|xm.3.|xm.4.|xs.1.|xs.2.|xs.3.|xs.4.",fileNamePrefix="ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck") [Timeout 300] "Notification: ScalableTestSuite 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 0.00227/0.00227, allocations: 71.89 kB / 0.6027 GB, free: 10.99 MB / 0.4982 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5965/0.5988, allocations: 85.81 MB / 0.6865 GB, free: 11.43 MB / 0.5139 GB Notification: Performance of NFInst.instantiate(ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck): time 0.00234/0.6011, allocations: 1.223 MB / 0.6877 GB, free: 10.46 MB / 0.5139 GB Notification: Performance of NFInst.instExpressions: time 0.0002133/0.6013, allocations: 46.94 kB / 0.6878 GB, free: 10.43 MB / 0.5139 GB Notification: Performance of NFInst.updateImplicitVariability: time 3.508e-05/0.6014, allocations: 0.9062 kB / 0.6878 GB, free: 10.43 MB / 0.5139 GB Notification: Performance of NFTyping.typeComponents: time 8.413e-05/0.6015, allocations: 3.984 kB / 0.6878 GB, free: 10.42 MB / 0.5139 GB Notification: Performance of NFTyping.typeBindings: time 6.466e-05/0.6015, allocations: 14.7 kB / 0.6878 GB, free: 10.41 MB / 0.5139 GB Notification: Performance of NFTyping.typeClassSections: time 0.0001712/0.6017, allocations: 19.64 kB / 0.6878 GB, free: 10.39 MB / 0.5139 GB Notification: Performance of NFFlatten.flatten: time 0.000161/0.6018, allocations: 103.5 kB / 0.6879 GB, free: 10.34 MB / 0.5139 GB Notification: Performance of NFFlatten.resolveConnections: time 5.221e-05/0.6019, allocations: 5.781 kB / 0.6879 GB, free: 10.34 MB / 0.5139 GB Notification: Performance of NFEvalConstants.evaluate: time 5.178e-05/0.602, allocations: 44.2 kB / 0.6879 GB, free: 10.32 MB / 0.5139 GB Notification: Performance of NFSimplifyModel.simplify: time 7.989e-05/0.602, allocations: 28.86 kB / 0.688 GB, free: 10.3 MB / 0.5139 GB Notification: Performance of NFPackage.collectConstants: time 2.301e-05/0.6021, allocations: 8.625 kB / 0.688 GB, free: 10.3 MB / 0.5139 GB Notification: Performance of NFFlatten.collectFunctions: time 1.882e-05/0.6021, allocations: 4.594 kB / 0.688 GB, free: 10.3 MB / 0.5139 GB Notification: Performance of NFScalarize.scalarize: time 5.757e-05/0.6021, allocations: 30.06 kB / 0.688 GB, free: 10.28 MB / 0.5139 GB Notification: Performance of NFVerifyModel.verify: time 5.127e-05/0.6022, allocations: 30.91 kB / 0.688 GB, free: 10.26 MB / 0.5139 GB Notification: Performance of NFConvertDAE.convert: time 9.414e-05/0.6023, allocations: 52.69 kB / 0.6881 GB, free: 10.23 MB / 0.5139 GB Notification: Performance of FrontEnd - DAE generated: time 3.717e-06/0.6023, allocations: 0 / 0.6881 GB, free: 10.23 MB / 0.5139 GB Notification: Performance of FrontEnd: time 1.723e-06/0.6023, allocations: 0.9062 kB / 0.6881 GB, free: 10.23 MB / 0.5139 GB Notification: Performance of Transformations before backend: time 5.3e-06/0.6023, allocations: 0 / 0.6881 GB, free: 10.23 MB / 0.5139 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 12 * Number of variables: 12 Notification: Performance of Generate backend data structure: time 0.0005947/0.6029, allocations: 404.6 kB / 0.6885 GB, free: 9.836 MB / 0.5139 GB Notification: Performance of prepare preOptimizeDAE: time 3.878e-05/0.6029, allocations: 9.25 kB / 0.6885 GB, free: 9.836 MB / 0.5139 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 4.07e-05/0.603, allocations: 8.578 kB / 0.6885 GB, free: 9.832 MB / 0.5139 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001281/0.6031, allocations: 182.4 kB / 0.6887 GB, free: 9.625 MB / 0.5139 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.382e-05/0.6031, allocations: 7.156 kB / 0.6887 GB, free: 9.621 MB / 0.5139 GB Notification: Performance of preOpt expandDerOperator (simulation): time 3.381e-05/0.6031, allocations: 10.84 kB / 0.6887 GB, free: 9.617 MB / 0.5139 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0001627/0.6033, allocations: 86.73 kB / 0.6888 GB, free: 9.555 MB / 0.5139 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.314e-05/0.6033, allocations: 1.094 kB / 0.6888 GB, free: 9.555 MB / 0.5139 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.45e-05/0.6033, allocations: 8.875 kB / 0.6888 GB, free: 9.547 MB / 0.5139 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.999e-06/0.6033, allocations: 0.9062 kB / 0.6888 GB, free: 9.547 MB / 0.5139 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 9.428e-05/0.6034, allocations: 48.8 kB / 0.6888 GB, free: 9.523 MB / 0.5139 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0002221/0.6037, allocations: 212 kB / 0.689 GB, free: 9.297 MB / 0.5139 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0003618/0.604, allocations: 130.1 kB / 0.6892 GB, free: 9.23 MB / 0.5139 GB Notification: Performance of preOpt resolveLoops (simulation): time 7.572e-05/0.6041, allocations: 47.02 kB / 0.6892 GB, free: 9.203 MB / 0.5139 GB Notification: Performance of preOpt evalFunc (simulation): time 1.852e-05/0.6041, allocations: 1.375 kB / 0.6892 GB, free: 9.203 MB / 0.5139 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.529e-05/0.6041, allocations: 31.91 kB / 0.6892 GB, free: 9.164 MB / 0.5139 GB Notification: Performance of pre-optimization done (n=12): time 1.463e-06/0.6041, allocations: 0 / 0.6892 GB, free: 9.164 MB / 0.5139 GB Notification: Performance of matching and sorting (n=12): time 0.0007329/0.6049, allocations: 312 kB / 0.6895 GB, free: 8.938 MB / 0.5139 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.666e-05/0.6049, allocations: 52.44 kB / 0.6896 GB, free: 8.875 MB / 0.5139 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 4.146e-05/0.6049, allocations: 98.25 kB / 0.6897 GB, free: 8.773 MB / 0.5139 GB Notification: Performance of collectPreVariables (initialization): time 1.263e-05/0.6049, allocations: 34.77 kB / 0.6897 GB, free: 8.734 MB / 0.5139 GB Notification: Performance of collectInitialEqns (initialization): time 1.763e-05/0.605, allocations: 81.33 kB / 0.6898 GB, free: 8.652 MB / 0.5139 GB Notification: Performance of collectInitialBindings (initialization): time 4.451e-05/0.605, allocations: 54.23 kB / 0.6898 GB, free: 8.605 MB / 0.5139 GB Notification: Performance of simplifyInitialFunctions (initialization): time 5.276e-05/0.6051, allocations: 39.92 kB / 0.6899 GB, free: 8.574 MB / 0.5139 GB Notification: Performance of setup shared object (initialization): time 5.117e-05/0.6051, allocations: 328.9 kB / 0.6902 GB, free: 8.246 MB / 0.5139 GB Notification: Performance of preBalanceInitialSystem (initialization): time 8.308e-05/0.6052, allocations: 48.81 kB / 0.6902 GB, free: 8.227 MB / 0.5139 GB Notification: Performance of partitionIndependentBlocks (initialization): time 9.205e-05/0.6053, allocations: 89.09 kB / 0.6903 GB, free: 8.16 MB / 0.5139 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0001771/0.6055, allocations: 155.7 kB / 0.6905 GB, free: 8.059 MB / 0.5139 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.964e-06/0.6055, allocations: 0 / 0.6905 GB, free: 8.059 MB / 0.5139 GB Notification: Performance of matching and sorting (n=20) (initialization): time 0.0003905/0.6058, allocations: 220.9 kB / 0.6907 GB, free: 7.938 MB / 0.5139 GB Notification: Performance of prepare postOptimizeDAE: time 1.517e-05/0.6059, allocations: 9.094 kB / 0.6907 GB, free: 7.934 MB / 0.5139 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.35e-06/0.6059, allocations: 5.031 kB / 0.6907 GB, free: 7.93 MB / 0.5139 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0003096/0.6062, allocations: 65.55 kB / 0.6908 GB, free: 7.895 MB / 0.5139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001281/0.6063, allocations: 34.42 kB / 0.6908 GB, free: 7.887 MB / 0.5139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001118/0.6074, allocations: 1.584 MB / 0.6923 GB, free: 6.344 MB / 0.5139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 6.678e-05/0.6075, allocations: 15.67 kB / 0.6923 GB, free: 6.332 MB / 0.5139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.07e-05/0.6075, allocations: 7.844 kB / 0.6924 GB, free: 6.328 MB / 0.5139 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 5 * 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 (17): * Single equations (assignments): 16 * 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 {(1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 6.771e-05/0.6076, allocations: 121.8 kB / 0.6925 GB, free: 6.207 MB / 0.5139 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 1.55e-05/0.6076, allocations: 10.42 kB / 0.6925 GB, free: 6.199 MB / 0.5139 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 3.916e-05/0.6076, allocations: 21.23 kB / 0.6925 GB, free: 6.184 MB / 0.5139 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.154e-06/0.6076, allocations: 1.25 kB / 0.6925 GB, free: 6.184 MB / 0.5139 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.369e-06/0.6076, allocations: 1.281 kB / 0.6925 GB, free: 6.184 MB / 0.5139 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.615e-06/0.6076, allocations: 0 / 0.6925 GB, free: 6.184 MB / 0.5139 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0001276/0.6078, allocations: 209.1 kB / 0.6927 GB, free: 5.961 MB / 0.5139 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.593e-06/0.6078, allocations: 4 kB / 0.6927 GB, free: 5.957 MB / 0.5139 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001613/0.6079, allocations: 29.45 kB / 0.6927 GB, free: 5.949 MB / 0.5139 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0002399/0.6082, allocations: 56.36 kB / 0.6928 GB, free: 5.922 MB / 0.5139 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.567e-05/0.6082, allocations: 2.531 kB / 0.6928 GB, free: 5.922 MB / 0.5139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001006/0.6092, allocations: 1.594 MB / 0.6943 GB, free: 4.383 MB / 0.5139 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.192e-06/0.6092, allocations: 9.25 kB / 0.6944 GB, free: 4.375 MB / 0.5139 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0004064/0.6096, allocations: 251.5 kB / 0.6946 GB, free: 4.215 MB / 0.5139 GB Notification: Performance of postOpt removeConstants (simulation): time 1.912e-05/0.6096, allocations: 87.58 kB / 0.6947 GB, free: 4.113 MB / 0.5139 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.736e-05/0.6096, allocations: 3.781 kB / 0.6947 GB, free: 4.113 MB / 0.5139 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 5.085e-05/0.6097, allocations: 0 / 0.6947 GB, free: 4.113 MB / 0.5139 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.019e-05/0.6097, allocations: 17.05 kB / 0.6947 GB, free: 4.102 MB / 0.5139 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.546e-06/0.6097, allocations: 6.469 kB / 0.6947 GB, free: 4.098 MB / 0.5139 GB Notification: Performance of sorting global known variables: time 1.879e-05/0.6097, allocations: 81.77 kB / 0.6948 GB, free: 4.02 MB / 0.5139 GB Notification: Performance of sort global known variables: time 6e-08/0.6097, allocations: 0 / 0.6948 GB, free: 4.02 MB / 0.5139 GB Notification: Performance of remove unused functions: time 0.0002364/0.61, allocations: 35.94 kB / 0.6948 GB, free: 4.008 MB / 0.5139 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 8 (xm[1],xm[2],xm[3],xm[4],v[1],v[2],v[3],v[4]) * 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 (9): * Single equations (assignments): 8 * 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 {(1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 9.574e-05/0.6101, allocations: 100.1 kB / 0.6949 GB, free: 3.914 MB / 0.5139 GB Notification: Performance of simCode: created initialization part: time 0.000486/0.6106, allocations: 247.6 kB / 0.6951 GB, free: 3.746 MB / 0.5139 GB Notification: Performance of simCode: created event and clocks part: time 2.274e-06/0.6106, allocations: 1.281 kB / 0.6951 GB, free: 3.746 MB / 0.5139 GB Notification: Performance of simCode: created simulation system equations: time 0.0002445/0.6108, allocations: 190.3 kB / 0.6953 GB, free: 3.598 MB / 0.5139 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0001755/0.611, allocations: 6.531 kB / 0.6953 GB, free: 3.594 MB / 0.5139 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0008096/0.6118, allocations: 0.6637 MB / 0.696 GB, free: 3.043 MB / 0.5139 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001314/0.6119, allocations: 0.701 MB / 0.6967 GB, free: 2.336 MB / 0.5139 GB Notification: Performance of simCode: alias equations: time 5.571e-05/0.612, allocations: 28 kB / 0.6967 GB, free: 2.324 MB / 0.5139 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 2.581e-05/0.612, allocations: 12.31 kB / 0.6967 GB, free: 2.316 MB / 0.5139 GB Notification: Performance of SimCode: time 4.31e-07/0.612, allocations: 7.938 kB / 0.6967 GB, free: 2.309 MB / 0.5139 GB Notification: Performance of Templates: time 0.003967/0.616, allocations: 1.357 MB / 0.698 GB, free: 1.668 MB / 0.5139 GB " [Timeout remaining time 299] make -j1 -f ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck.makefile [Timeout 300] (rm -f ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck.pipe ; mkfifo ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck.pipe ; head -c 1048576 < ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck.pipe >> ../files/ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck.sim & ./ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck -abortSlowSimulation -alarm=300 -emit_protected -lv LOG_STATS > ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck.pipe 2>&1) [Timeout 300] diffSimulationResults("ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/ReferenceFiles/ScalableTestSuite/ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.Verification.HarmonicOscillatorNetworkCheck.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: 5.827745807997417]