Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.1.0_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D.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 0.0009587/0.0009587, allocations: 79.59 kB / 21.18 MB, free: 3.391 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 0.00116/0.00116, allocations: 161.4 kB / 24.56 MB, free: 20 kB / 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 1.001/1.001, allocations: 177.1 MB / 205 MB, free: 5.609 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo): time 0.2823/0.2823, allocations: 34.26 MB / 295.7 MB, free: 0.6953 MB / 266.7 MB " [Timeout remaining time 180] Using package ModelicaTest with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/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(ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|gearConstraint.actuatedRevolute_b.phi|gearConstraint.actuatedRevolute_b.w|inertia2.phi|inertia2.w",fileNamePrefix="ModelicaTest_4.1.0_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D") translateModel(ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|gearConstraint.actuatedRevolute_b.phi|gearConstraint.actuatedRevolute_b.w|inertia2.phi|inertia2.w",fileNamePrefix="ModelicaTest_4.1.0_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.963e-06/1.963e-06, allocations: 0 / 378 MB, free: 2.648 MB / 346.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.596e-05/2.792e-05, allocations: 2.312 kB / 378 MB, free: 2.645 MB / 346.7 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D): time 0.0134/0.01343, allocations: 13.06 MB / 391.1 MB, free: 5.527 MB / 362.7 MB Notification: Performance of NFInst.instExpressions: time 0.009308/0.02274, allocations: 4.474 MB / 395.6 MB, free: 1.039 MB / 362.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002958/0.02569, allocations: 111.4 kB / 395.7 MB, free: 0.9297 MB / 362.7 MB Notification: Performance of NFTyping.typeComponents: time 0.006118/0.03181, allocations: 4.498 MB / 400.2 MB, free: 12.42 MB / 378.7 MB Notification: Performance of NFTyping.typeBindings: time 0.00513/0.03694, allocations: 2.271 MB / 402.4 MB, free: 10.14 MB / 378.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.001959/0.0389, allocations: 1.029 MB / 403.5 MB, free: 9.105 MB / 378.7 MB Notification: Performance of NFFlatten.flatten: time 0.007457/0.04636, allocations: 6.821 MB / 410.3 MB, free: 2.27 MB / 378.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.004846/0.0512, allocations: 4.64 MB / 414.9 MB, free: 13.56 MB / 394.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.005002/0.05621, allocations: 3.224 MB / 418.2 MB, free: 10.33 MB / 394.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.003733/0.05994, allocations: 3.145 MB / 421.3 MB, free: 7.176 MB / 394.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0008002/0.06074, allocations: 476 kB / 421.8 MB, free: 6.711 MB / 394.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001833/0.06257, allocations: 1.299 MB / 423.1 MB, free: 5.41 MB / 394.7 MB Notification: Performance of NFScalarize.scalarize: time 0.00186/0.06443, allocations: 2.704 MB / 425.8 MB, free: 2.699 MB / 394.7 MB Notification: Performance of NFVerifyModel.verify: time 0.002105/0.06654, allocations: 1.706 MB / 427.5 MB, free: 0.9883 MB / 394.7 MB Notification: Performance of NFConvertDAE.convert: time 0.005978/0.07252, allocations: 5.816 MB / 433.3 MB, free: 11.15 MB / 410.7 MB Notification: Performance of FrontEnd - DAE generated: time 6.012e-06/0.07252, allocations: 4 kB / 433.3 MB, free: 11.15 MB / 410.7 MB Notification: Performance of FrontEnd: time 1.613e-06/0.07252, allocations: 0 / 433.3 MB, free: 11.15 MB / 410.7 MB Notification: Performance of Transformations before backend: time 0.000142/0.07266, allocations: 4 kB / 433.3 MB, free: 11.14 MB / 410.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1722 * Number of variables: 1722 Notification: Performance of Generate backend data structure: time 0.008098/0.08076, allocations: 6.613 MB / 439.9 MB, free: 4.461 MB / 410.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.965e-05/0.0808, allocations: 12.03 kB / 439.9 MB, free: 4.449 MB / 410.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006644/0.08745, allocations: 3.149 MB / 443.1 MB, free: 1.293 MB / 410.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.1502/0.2377, allocations: 3.378 MB / 446.5 MB, free: 92.21 MB / 410.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001762/0.2378, allocations: 296.3 kB / 446.7 MB, free: 92.2 MB / 410.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007798/0.2386, allocations: 400.8 kB / 447.1 MB, free: 92.2 MB / 410.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.009148/0.2478, allocations: 6.858 MB / 454 MB, free: 89.14 MB / 410.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001254/0.2479, allocations: 56.14 kB / 454.1 MB, free: 89.14 MB / 410.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003443/0.2482, allocations: 186.3 kB / 454.2 MB, free: 89.14 MB / 410.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.001951/0.2502, allocations: 2.03 MB / 456.3 MB, free: 89.05 MB / 410.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.007493/0.2577, allocations: 3.556 MB / 459.8 MB, free: 88.5 MB / 410.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03141/0.2891, allocations: 47.86 MB / 0.4958 GB, free: 49.97 MB / 410.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.005418/0.2945, allocations: 2.133 MB / 0.4979 GB, free: 49.58 MB / 410.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.001115/0.2956, allocations: 0.7202 MB / 0.4986 GB, free: 49.43 MB / 410.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.008363/0.304, allocations: 5.936 MB / 0.5044 GB, free: 46.21 MB / 410.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.465e-05/0.304, allocations: 54.52 kB / 0.5044 GB, free: 46.15 MB / 410.7 MB Notification: Performance of pre-optimization done (n=169): time 4.238e-06/0.304, allocations: 0 / 0.5044 GB, free: 46.15 MB / 410.7 MB Notification: Performance of matching and sorting (n=191): time 0.02789/0.3319, allocations: 13.74 MB / 0.5178 GB, free: 38.69 MB / 410.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 6.567e-05/0.332, allocations: 209.2 kB / 0.518 GB, free: 38.44 MB / 410.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003972/0.3359, allocations: 4.042 MB / 0.522 GB, free: 34.98 MB / 410.7 MB Notification: Performance of collectPreVariables (initialization): time 0.0003281/0.3363, allocations: 53.7 kB / 0.522 GB, free: 34.92 MB / 410.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.001453/0.3377, allocations: 3.868 MB / 0.5258 GB, free: 31.43 MB / 410.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0007115/0.3384, allocations: 0.7988 MB / 0.5266 GB, free: 30.71 MB / 410.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001119/0.3396, allocations: 1.416 MB / 0.528 GB, free: 29.39 MB / 410.7 MB Notification: Performance of setup shared object (initialization): time 4.186e-05/0.3396, allocations: 484.7 kB / 0.5284 GB, free: 28.92 MB / 410.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001196/0.3408, allocations: 0.7578 MB / 0.5292 GB, free: 28.3 MB / 410.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.002765/0.3436, allocations: 6.476 MB / 0.5355 GB, free: 19.29 MB / 410.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.005041/0.3486, allocations: 7.922 MB / 0.5432 GB, free: 8.832 MB / 410.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.473e-05/0.3487, allocations: 40 kB / 0.5433 GB, free: 8.793 MB / 410.7 MB Notification: Performance of matching and sorting (n=847) (initialization): time 0.009277/0.358, allocations: 6.391 MB / 0.5495 GB, free: 2.391 MB / 410.7 MB Notification: Performance of prepare postOptimizeDAE: time 7.021e-05/0.358, allocations: 64.97 kB / 0.5496 GB, free: 2.328 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001217/0.3582, allocations: 136 kB / 0.5497 GB, free: 2.195 MB / 410.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.002594/0.3608, allocations: 1.12 MB / 0.5508 GB, free: 1.066 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002636/0.3634, allocations: 1.466 MB / 0.5522 GB, free: 15.6 MB / 426.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.006175/0.3696, allocations: 6.194 MB / 0.5583 GB, free: 9.16 MB / 426.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003477/0.3731, allocations: 411.5 kB / 0.5587 GB, free: 8.758 MB / 426.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000615/0.3737, allocations: 395 kB / 0.559 GB, free: 8.375 MB / 426.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 612 * Number of states: 0 () * Number of discrete variables: 47 (torque1.torqueArrow.twoHeadedArrow,torque1.torqueArrow.headAtOrigin,fixed.color[3],fixed.color[2],fixed.color[1],torque1.connectionLineColor[3],torque1.connectionLineColor[2],torque1.connectionLineColor[1],torque1.torqueColor[3],torque1.torqueColor[2],torque1.torqueColor[1],cyl2.color[3],cyl2.color[2],cyl2.color[1],cyl2.body.sphereColor[3],cyl2.body.sphereColor[2],cyl2.body.sphereColor[1],cyl1.color[3],cyl1.color[2],cyl1.color[1],cyl1.body.sphereColor[3],cyl1.body.sphereColor[2],cyl1.body.sphereColor[1],world.gravityArrowColor[3],world.gravityArrowColor[2],world.gravityArrowColor[1],world.axisColor_x[3],world.axisColor_x[2],world.axisColor_x[1],world.groundColor[3],world.groundColor[2],world.groundColor[1],world.gravitySphereColor[3],world.gravitySphereColor[2],world.gravitySphereColor[1],gearConstraint.fixedTranslation2.color[3],gearConstraint.fixedTranslation2.color[2],gearConstraint.fixedTranslation2.color[1],gearConstraint.fixedTranslation1.color[3],gearConstraint.fixedTranslation1.color[2],gearConstraint.fixedTranslation1.color[1],gearConstraint.actuatedRevolute_b.cylinderColor[3],gearConstraint.actuatedRevolute_b.cylinderColor[2],gearConstraint.actuatedRevolute_b.cylinderColor[1],gearConstraint.actuatedRevolute_a.cylinderColor[3],gearConstraint.actuatedRevolute_a.cylinderColor[2],gearConstraint.actuatedRevolute_a.cylinderColor[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (787): * Single equations (assignments): 782 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(3,31,77.8%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.001557/0.3752, allocations: 0.6847 MB / 0.5597 GB, free: 7.68 MB / 426.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007474/0.376, allocations: 445.4 kB / 0.5601 GB, free: 7.242 MB / 426.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003619/0.3796, allocations: 2.164 MB / 0.5623 GB, free: 5.051 MB / 426.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.789e-05/0.3796, allocations: 20 kB / 0.5623 GB, free: 5.031 MB / 426.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.38e-05/0.3796, allocations: 12 kB / 0.5623 GB, free: 5.02 MB / 426.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.407e-05/0.3796, allocations: 15.83 kB / 0.5623 GB, free: 5.008 MB / 426.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01103/0.3907, allocations: 6.345 MB / 0.5685 GB, free: 14.66 MB / 442.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.021e-05/0.3907, allocations: 0 / 0.5685 GB, free: 14.66 MB / 442.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0008321/0.3915, allocations: 279.6 kB / 0.5688 GB, free: 14.38 MB / 442.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.002417/0.3939, allocations: 0.8906 MB / 0.5696 GB, free: 13.48 MB / 442.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001489/0.3941, allocations: 35.98 kB / 0.5697 GB, free: 13.45 MB / 442.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.00657/0.4007, allocations: 5.78 MB / 0.5753 GB, free: 7.434 MB / 442.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.408e-06/0.4007, allocations: 0 / 0.5753 GB, free: 7.434 MB / 442.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005895/0.4066, allocations: 3.229 MB / 0.5785 GB, free: 4.172 MB / 442.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.001204/0.4078, allocations: 393.2 kB / 0.5788 GB, free: 3.785 MB / 442.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003171/0.4081, allocations: 31.92 kB / 0.5789 GB, free: 3.754 MB / 442.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0009569/0.409, allocations: 167.8 kB / 0.579 GB, free: 3.59 MB / 442.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00044/0.4095, allocations: 121.1 kB / 0.5791 GB, free: 3.473 MB / 442.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001569/0.4096, allocations: 55.7 kB / 0.5792 GB, free: 3.422 MB / 442.7 MB Notification: Performance of sorting global known variables: time 0.00272/0.4124, allocations: 1.781 MB / 0.5809 GB, free: 1.633 MB / 442.7 MB Notification: Performance of sort global known variables: time 2.5e-07/0.4124, allocations: 0 / 0.5809 GB, free: 1.633 MB / 442.7 MB Notification: Performance of remove unused functions: time 0.004895/0.4172, allocations: 1.327 MB / 0.5822 GB, free: 316 kB / 442.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 4 (gearConstraint.actuatedRevolute_b.phi,gearConstraint.actuatedRevolute_b.w,inertia1.phi,inertia1.w) * 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 (141): * Single equations (assignments): 136 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,27,100.0%), (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 0.0004296/0.4177, allocations: 181.8 kB / 0.5824 GB, free: 124 kB / 442.7 MB Notification: Performance of simCode: created initialization part: time 0.005347/0.423, allocations: 3.6 MB / 0.5859 GB, free: 12.51 MB / 458.7 MB Notification: Performance of simCode: created event and clocks part: time 4.97e-06/0.423, allocations: 0 / 0.5859 GB, free: 12.51 MB / 458.7 MB Notification: Performance of simCode: created simulation system equations: time 0.001614/0.4246, allocations: 1.148 MB / 0.587 GB, free: 11.32 MB / 458.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002265/0.4269, allocations: 0.4946 MB / 0.5875 GB, free: 10.84 MB / 458.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0135/0.4404, allocations: 9.028 MB / 0.5963 GB, free: 1.727 MB / 458.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001389/0.4418, allocations: 1.501 MB / 0.5978 GB, free: 200 kB / 458.7 MB Notification: Performance of simCode: alias equations: time 0.1552/0.597, allocations: 1.662 MB / 0.5994 GB, free: 121.4 MB / 458.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005288/0.5975, allocations: 256.8 kB / 0.5997 GB, free: 121.4 MB / 458.7 MB Notification: Performance of SimCode: time 1.964e-06/0.5975, allocations: 3.062 kB / 0.5997 GB, free: 121.4 MB / 458.7 MB Notification: Performance of Templates: time 0.05327/0.6508, allocations: 40.15 MB / 0.6389 GB, free: 112.3 MB / 458.7 MB " [Timeout remaining time 659] make -j1 -f ModelicaTest_4.1.0_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D.makefile [Timeout 660] (rm -f ModelicaTest_4.1.0_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D.pipe ; mkfifo ModelicaTest_4.1.0_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D.pipe ; head -c 1048576 < ModelicaTest_4.1.0_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D.pipe >> ../files/ModelicaTest_4.1.0_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D.sim & ./ModelicaTest_4.1.0_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > ModelicaTest_4.1.0_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D.pipe 2>&1) [Timeout 240] diffSimulationResults("ModelicaTest_4.1.0_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/ModelicaTest/MultiBody/Parts/Rotor1D/Bevel1D/Bevel1D.csv","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 4.8126523131504655]