Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_4.0.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001953/0.001953, allocations: 107.5 kB / 20.44 MB, free: 1.066 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002076/0.002076, allocations: 185.9 kB / 23.7 MB, free: 4.191 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.5/1.5, allocations: 225.7 MB / 252.5 MB, free: 12.86 MB / 206.1 MB " [Timeout remaining time 178] Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5011,variableFilter="time|sample1.y|sample2.y|hold1.y",fileNamePrefix="Modelica_4.0.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2") translateModel(Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5011,variableFilter="time|sample1.y|sample2.y|hold1.y",fileNamePrefix="Modelica_4.0.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.001582/0.001582, allocations: 43.94 kB / 370.9 MB, free: 9.203 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2697/0.2713, allocations: 52.18 MB / 423.1 MB, free: 14.48 MB / 334.1 MB Notification: Performance of NFInst.instantiate(Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2): time 0.00315/0.2744, allocations: 1.624 MB / 424.7 MB, free: 12.84 MB / 334.1 MB Notification: Performance of NFInst.instExpressions: time 0.0004748/0.2749, allocations: 175.5 kB / 424.9 MB, free: 12.67 MB / 334.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 7.615e-05/0.275, allocations: 3.938 kB / 424.9 MB, free: 12.67 MB / 334.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0001157/0.2751, allocations: 11.86 kB / 424.9 MB, free: 12.66 MB / 334.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0001355/0.2752, allocations: 23.8 kB / 424.9 MB, free: 12.63 MB / 334.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.000236/0.2755, allocations: 47.89 kB / 424.9 MB, free: 12.59 MB / 334.1 MB Notification: Performance of NFFlatten.flatten: time 0.0001269/0.2756, allocations: 63.84 kB / 425 MB, free: 12.52 MB / 334.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0001287/0.2757, allocations: 23.98 kB / 425 MB, free: 12.5 MB / 334.1 MB Notification: Performance of NFEvalConstants.evaluate: time 4.611e-05/0.2758, allocations: 31.84 kB / 425.1 MB, free: 12.47 MB / 334.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0001605/0.2759, allocations: 35.78 kB / 425.1 MB, free: 12.43 MB / 334.1 MB Notification: Performance of NFPackage.collectConstants: time 2.216e-05/0.276, allocations: 4 kB / 425.1 MB, free: 12.43 MB / 334.1 MB Notification: Performance of NFFlatten.collectFunctions: time 2.028e-05/0.276, allocations: 8 kB / 425.1 MB, free: 12.42 MB / 334.1 MB Notification: Performance of NFScalarize.scalarize: time 6.117e-05/0.276, allocations: 27.91 kB / 425.1 MB, free: 12.39 MB / 334.1 MB Notification: Performance of NFVerifyModel.verify: time 4.719e-05/0.2761, allocations: 31.75 kB / 425.2 MB, free: 12.36 MB / 334.1 MB Notification: Performance of NFConvertDAE.convert: time 0.0001635/0.2763, allocations: 97.75 kB / 425.3 MB, free: 12.27 MB / 334.1 MB Notification: Performance of FrontEnd - DAE generated: time 3.767e-06/0.2763, allocations: 0 / 425.3 MB, free: 12.27 MB / 334.1 MB Notification: Performance of FrontEnd: time 1.152e-06/0.2763, allocations: 0 / 425.3 MB, free: 12.27 MB / 334.1 MB Notification: Performance of Transformations before backend: time 4.618e-06/0.2763, allocations: 4 kB / 425.3 MB, free: 12.27 MB / 334.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 17 * Number of variables: 17 Notification: Performance of Generate backend data structure: time 0.0005642/0.2768, allocations: 340.8 kB / 425.6 MB, free: 11.91 MB / 334.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.411e-05/0.2769, allocations: 12.03 kB / 425.6 MB, free: 11.89 MB / 334.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 3.704e-05/0.2769, allocations: 12.84 kB / 425.6 MB, free: 11.88 MB / 334.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0002424/0.2771, allocations: 153.7 kB / 425.8 MB, free: 11.71 MB / 334.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.029e-05/0.2772, allocations: 8.375 kB / 425.8 MB, free: 11.7 MB / 334.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 2.073e-05/0.2772, allocations: 8.375 kB / 425.8 MB, free: 11.7 MB / 334.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004164/0.2776, allocations: 212.9 kB / 426 MB, free: 11.47 MB / 334.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 9.888e-06/0.2776, allocations: 192 / 426 MB, free: 11.47 MB / 334.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.563e-05/0.2776, allocations: 7.938 kB / 426 MB, free: 11.46 MB / 334.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.017e-06/0.2776, allocations: 4 kB / 426 MB, free: 11.46 MB / 334.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001485/0.2778, allocations: 55.89 kB / 426.1 MB, free: 11.4 MB / 334.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0004282/0.2782, allocations: 309.6 kB / 426.4 MB, free: 11.06 MB / 334.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.000209/0.2784, allocations: 119.9 kB / 426.5 MB, free: 10.92 MB / 334.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001342/0.2785, allocations: 86.45 kB / 426.6 MB, free: 10.82 MB / 334.1 MB Notification: Performance of preOpt evalFunc (simulation): time 2.835e-05/0.2786, allocations: 4 kB / 426.6 MB, free: 10.82 MB / 334.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.821e-05/0.2786, allocations: 46.48 kB / 426.6 MB, free: 10.77 MB / 334.1 MB Notification: Performance of pre-optimization done (n=12): time 1.312e-06/0.2786, allocations: 0 / 426.6 MB, free: 10.77 MB / 334.1 MB Notification: Performance of matching and sorting (n=12): time 0.0004052/0.279, allocations: 161.4 kB / 426.8 MB, free: 10.6 MB / 334.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 9.171e-05/0.2791, allocations: 110.8 kB / 426.9 MB, free: 10.47 MB / 334.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001655/0.2793, allocations: 162.2 kB / 427 MB, free: 10.3 MB / 334.1 MB Notification: Performance of collectPreVariables (initialization): time 1.991e-05/0.2793, allocations: 25.7 kB / 427.1 MB, free: 10.27 MB / 334.1 MB Notification: Performance of collectInitialEqns (initialization): time 7.038e-05/0.2794, allocations: 100.7 kB / 427.2 MB, free: 10.16 MB / 334.1 MB Notification: Performance of collectInitialBindings (initialization): time 1.478e-05/0.2794, allocations: 7.938 kB / 427.2 MB, free: 10.16 MB / 334.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 5.032e-05/0.2794, allocations: 37.66 kB / 427.2 MB, free: 10.11 MB / 334.1 MB Notification: Performance of setup shared object (initialization): time 0.0001603/0.2796, allocations: 322.8 kB / 427.5 MB, free: 9.789 MB / 334.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 5.864e-05/0.2796, allocations: 19.98 kB / 427.5 MB, free: 9.77 MB / 334.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001005/0.2797, allocations: 81.38 kB / 427.6 MB, free: 9.656 MB / 334.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0001756/0.2799, allocations: 121.3 kB / 427.7 MB, free: 9.504 MB / 334.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.435e-06/0.2799, allocations: 0 / 427.7 MB, free: 9.504 MB / 334.1 MB Notification: Performance of matching and sorting (n=12) (initialization): time 0.0002355/0.2802, allocations: 133.3 kB / 427.9 MB, free: 9.367 MB / 334.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.686e-05/0.2802, allocations: 8 kB / 427.9 MB, free: 9.359 MB / 334.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.601e-06/0.2802, allocations: 0 / 427.9 MB, free: 9.359 MB / 334.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 2.012e-05/0.2802, allocations: 4 kB / 427.9 MB, free: 9.355 MB / 334.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001205/0.2803, allocations: 27.92 kB / 427.9 MB, free: 9.328 MB / 334.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.202e-05/0.2803, allocations: 8 kB / 427.9 MB, free: 9.32 MB / 334.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 5.903e-05/0.2804, allocations: 7.938 kB / 427.9 MB, free: 9.312 MB / 334.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.152e-05/0.2804, allocations: 4.344 kB / 427.9 MB, free: 9.309 MB / 334.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * Number of states: 0 () * Number of discrete variables: 12 (sample1.u,integerConstant.y,sum2.y,sum2.u[2],sum2.u[1],sum1.y,sum1.u[2],sum1.u[1],sample2.y,hold1.y,hold1.u,sample1.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (12): * Single equations (assignments): 12 * 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 0.0001412/0.2805, allocations: 141.8 kB / 428.1 MB, free: 9.16 MB / 334.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001774/0.2807, allocations: 105.5 kB / 428.2 MB, free: 9.051 MB / 334.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 5.37e-05/0.2808, allocations: 20.7 kB / 428.2 MB, free: 9.027 MB / 334.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.475e-06/0.2808, allocations: 480 / 428.2 MB, free: 9.027 MB / 334.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.183e-06/0.2808, allocations: 4 kB / 428.2 MB, free: 9.023 MB / 334.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.166e-06/0.2808, allocations: 3.938 kB / 428.2 MB, free: 9.02 MB / 334.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002315/0.281, allocations: 137.2 kB / 428.3 MB, free: 8.855 MB / 334.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.272e-06/0.281, allocations: 0 / 428.3 MB, free: 8.855 MB / 334.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001112/0.2811, allocations: 27.86 kB / 428.4 MB, free: 8.828 MB / 334.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 4.208e-06/0.2811, allocations: 8 kB / 428.4 MB, free: 8.82 MB / 334.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.137e-06/0.2812, allocations: 0 / 428.4 MB, free: 8.82 MB / 334.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.503e-06/0.2812, allocations: 0 / 428.4 MB, free: 8.82 MB / 334.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.042e-06/0.2812, allocations: 4 kB / 428.4 MB, free: 8.816 MB / 334.1 MB [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:332:7-332:48:writable] Error: Internal error BackendDAETransform.analyseStrongComponentBlock failed (Purely discrete algebraic loops cannot be solved by iterative processes. Try to break them open using the delay() operator.) sum1.y sum2.u[2] sum2.y hold1.u hold1.y sample2.y sum1.u[2] sum1.y = sum1.k[1] * sum1.u[1] + sum1.k[2] * sum1.u[2] sum1.u[2] = sample2.y sample2.y = $getPart(hold1.y) hold1.y = $getPart(hold1.u) hold1.u = sum2.y sum2.y = sum2.k[1] * sum2.u[1] + sum2.k[2] * sum2.u[2] sum2.u[2] = sum1.y [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:342:7-342:48:writable] Error: Internal error BackendDAETransform.analyseStrongComponentBlock failed variables: sum1.y sum2.u[2] sum2.y hold1.u hold1.y sample2.y sum1.u[2] equations: sum1.y = sum1.k[1] * sum1.u[1] + sum1.k[2] * sum1.u[2] sum1.u[2] = sample2.y sample2.y = $getPart(hold1.y) hold1.y = $getPart(hold1.u) hold1.u = sum2.y sum2.y = sum2.k[1] * sum2.u[1] + sum2.k[2] * sum2.u[2] sum2.u[2] = sum1.y [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:346:7-346:90:writable] Error: Internal error function analyseStrongComponentBlock failed [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:196:5-196:89:writable] Error: Internal error function analyseStrongComponentScalar failed [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:107:7-107:113:writable] Error: Internal error function strongComponentsScalar failed (sorting strong components) [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAEUtil.mo:8018:5-8018:89:writable] Error: Internal error Transformation module sort components failed Warning: The optimization module detectJacobianSparsePattern failed. This module will be skipped and the transformation process continued. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005029/0.2817, allocations: 384.3 kB / 428.7 MB, free: 8.422 MB / 334.1 MB Notification: Performance of postOpt removeConstants (simulation): time 6.475e-05/0.2817, allocations: 31.83 kB / 428.8 MB, free: 8.391 MB / 334.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.991e-05/0.2817, allocations: 4 kB / 428.8 MB, free: 8.387 MB / 334.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001129/0.2819, allocations: 4 kB / 428.8 MB, free: 8.383 MB / 334.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.643e-05/0.2819, allocations: 3.984 kB / 428.8 MB, free: 8.379 MB / 334.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.461e-06/0.2819, allocations: 4 kB / 428.8 MB, free: 8.375 MB / 334.1 MB Notification: Performance of sorting global known variables: time 0.0001005/0.282, allocations: 122.1 kB / 428.9 MB, free: 8.258 MB / 334.1 MB Notification: Performance of sort global known variables: time 7e-08/0.282, allocations: 0 / 428.9 MB, free: 8.258 MB / 334.1 MB Notification: Performance of remove unused functions: time 0.0002955/0.2823, allocations: 16 kB / 428.9 MB, free: 8.242 MB / 334.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 0 () * Number of discrete variables: 12 (sample1.u,hold1.y,sample1.y,hold1.u,sample2.y,sum1.u[1],sum1.u[2],sum1.y,sum2.u[1],sum2.u[2],sum2.y,integerConstant.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (12): * Single equations (assignments): 12 * 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 0.000131/0.2824, allocations: 106.7 kB / 429 MB, free: 8.133 MB / 334.1 MB Notification: Performance of simCode: created initialization part: time 0.0002225/0.2826, allocations: 83.83 kB / 429.1 MB, free: 8.051 MB / 334.1 MB Notification: Performance of simCode: created event and clocks part: time 1.923e-06/0.2826, allocations: 0 / 429.1 MB, free: 8.051 MB / 334.1 MB Notification: Performance of simCode: created simulation system equations: time 3.71e-05/0.2827, allocations: 4 kB / 429.1 MB, free: 8.047 MB / 334.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004937/0.2832, allocations: 68.73 kB / 429.2 MB, free: 7.98 MB / 334.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0004847/0.2837, allocations: 243.8 kB / 429.4 MB, free: 7.711 MB / 334.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001165/0.2838, allocations: 104.9 kB / 429.5 MB, free: 7.586 MB / 334.1 MB Notification: Performance of simCode: alias equations: time 3.488e-05/0.2838, allocations: 12.42 kB / 429.5 MB, free: 7.574 MB / 334.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 3.359e-05/0.2838, allocations: 11.44 kB / 429.5 MB, free: 7.566 MB / 334.1 MB Notification: Performance of SimCode: time 4.61e-07/0.2838, allocations: 0 / 429.5 MB, free: 7.566 MB / 334.1 MB Notification: Performance of Templates: time 0.004003/0.2879, allocations: 1.073 MB / 430.6 MB, free: 6.516 MB / 334.1 MB " [Timeout remaining time 660] make -j1 -f Modelica_4.0.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.makefile [Timeout 660] (rm -f Modelica_4.0.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.pipe ; mkfifo Modelica_4.0.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.pipe ; head -c 1048576 < Modelica_4.0.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.pipe >> ../files/Modelica_4.0.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.sim & ./Modelica_4.0.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2 -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Modelica_4.0.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.pipe 2>&1) [Timeout 480] diffSimulationResults("Modelica_4.0.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/Modelica/Clocked/Examples/Elementary/IntegerSignals/Sample2/Sample2.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Modelica_4.0.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 4.580727066844702]