Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_trunk_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.001903/0.001903, allocations: 96.09 kB / 20.95 MB, free: 476 kB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.00196/0.00196, allocations: 160.6 kB / 24.26 MB, free: 3.492 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.478/1.478, allocations: 177 MB / 204.4 MB, free: 9.027 MB / 190.1 MB " [Timeout remaining time 178] Using package Modelica with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo) Using package Complex with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo) Using package ModelicaServices with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo) Running command: translateModel(Modelica.Fluid.Examples.TraceSubstances.RoomCO2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|volume.medium.T|volume.medium.Xi.1.|volume.medium.p",fileNamePrefix="Modelica_trunk_Modelica.Fluid.Examples.TraceSubstances.RoomCO2") translateModel(Modelica.Fluid.Examples.TraceSubstances.RoomCO2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|volume.medium.T|volume.medium.Xi.1.|volume.medium.p",fileNamePrefix="Modelica_trunk_Modelica.Fluid.Examples.TraceSubstances.RoomCO2") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.453e-06/1.453e-06, allocations: 0 / 272.2 MB, free: 5.285 MB / 254.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.71e-05/2.855e-05, allocations: 6.312 kB / 272.2 MB, free: 5.277 MB / 254.1 MB Notification: Performance of NFInst.instantiate(Modelica.Fluid.Examples.TraceSubstances.RoomCO2): time 0.3816/0.3817, allocations: 181.8 MB / 454 MB, free: 9.871 MB / 398.1 MB Notification: Performance of NFInst.instExpressions: time 0.016/0.3977, allocations: 9.444 MB / 463.4 MB, free: 404 kB / 398.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001078/0.3987, allocations: 31.75 kB / 463.4 MB, free: 372 kB / 398.1 MB Notification: Performance of NFTyping.typeComponents: time 0.2332/0.6319, allocations: 444.8 kB / 463.9 MB, free: 0.9336 MB / 398.1 MB Notification: Performance of NFTyping.typeBindings: time 0.01183/0.6438, allocations: 3.348 MB / 467.2 MB, free: 0.9336 MB / 398.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.008547/0.6523, allocations: 2.855 MB / 470.1 MB, free: 0.9258 MB / 398.1 MB Notification: Performance of NFFlatten.flatten: time 0.004854/0.6572, allocations: 2.639 MB / 472.7 MB, free: 0.7227 MB / 398.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.001447/0.6586, allocations: 0.6849 MB / 473.4 MB, free: 0.6836 MB / 398.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.007696/0.6663, allocations: 3.215 MB / 476.6 MB, free: 404 kB / 398.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002533/0.6688, allocations: 1.062 MB / 477.7 MB, free: 328 kB / 398.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0002958/0.6691, allocations: 119.2 kB / 477.8 MB, free: 328 kB / 398.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.01223/0.6814, allocations: 5.097 MB / 482.9 MB, free: 108 kB / 398.1 MB Notification: Performance of NFScalarize.scalarize: time 0.001233/0.6826, allocations: 0.5789 MB / 483.5 MB, free: 56 kB / 398.1 MB Notification: Performance of NFVerifyModel.verify: time 0.001171/0.6838, allocations: 486.6 kB / 483.9 MB, free: 16 kB / 398.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01473/0.6985, allocations: 5.066 MB / 489 MB, free: 15.66 MB / 414.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.151e-06/0.6985, allocations: 0 / 489 MB, free: 15.66 MB / 414.1 MB Notification: Performance of FrontEnd: time 1.784e-06/0.6985, allocations: 0 / 489 MB, free: 15.66 MB / 414.1 MB Notification: Performance of Transformations before backend: time 2.851e-05/0.6985, allocations: 1 kB / 489 MB, free: 15.66 MB / 414.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 228 * Number of variables: 228 Notification: Performance of Generate backend data structure: time 0.006262/0.7048, allocations: 2.042 MB / 491.1 MB, free: 14.59 MB / 414.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.559e-05/0.7048, allocations: 17.95 kB / 491.1 MB, free: 14.58 MB / 414.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007031/0.7055, allocations: 227 kB / 491.3 MB, free: 14.5 MB / 414.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001441/0.707, allocations: 0.6757 MB / 492 MB, free: 14.29 MB / 414.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001623/0.7071, allocations: 184.7 kB / 492.1 MB, free: 14.16 MB / 414.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001505/0.7073, allocations: 86.25 kB / 492.2 MB, free: 14.16 MB / 414.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002395/0.7097, allocations: 1.879 MB / 494.1 MB, free: 13.43 MB / 414.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 3.121e-05/0.7097, allocations: 2.875 kB / 494.1 MB, free: 13.43 MB / 414.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001211/0.7098, allocations: 44.02 kB / 494.2 MB, free: 13.43 MB / 414.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.51e-05/0.7099, allocations: 74.05 kB / 494.2 MB, free: 13.43 MB / 414.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002156/0.7121, allocations: 1.45 MB / 495.7 MB, free: 13.41 MB / 414.1 MB 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 0.008291/0.7204, allocations: 4.648 MB / 0.4886 GB, free: 11.68 MB / 414.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001863/0.7222, allocations: 0.9284 MB / 0.4895 GB, free: 11.64 MB / 414.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007622/0.723, allocations: 0.4913 MB / 0.49 GB, free: 11.63 MB / 414.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0007304/0.7237, allocations: 240.4 kB / 0.4902 GB, free: 11.63 MB / 414.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.852e-05/0.7238, allocations: 47.78 kB / 0.4903 GB, free: 11.59 MB / 414.1 MB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0004473/0.7242, allocations: 86.45 kB / 0.4903 GB, free: 11.55 MB / 414.1 MB Notification: Performance of pre-optimization done (n=84): time 3.226e-06/0.7242, allocations: 0 / 0.4903 GB, free: 11.55 MB / 414.1 MB Notification: Performance of matching and sorting (n=96): time 0.01568/0.7399, allocations: 4.751 MB / 0.495 GB, free: 11.15 MB / 414.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001014/0.74, allocations: 116 kB / 0.4951 GB, free: 11.02 MB / 414.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008791/0.7409, allocations: 0.6392 MB / 0.4957 GB, free: 10.87 MB / 414.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0001142/0.741, allocations: 46.3 kB / 0.4958 GB, free: 10.84 MB / 414.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0003313/0.7413, allocations: 468.5 kB / 0.4962 GB, free: 10.57 MB / 414.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0002983/0.7416, allocations: 358.8 kB / 0.4966 GB, free: 10.34 MB / 414.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003966/0.742, allocations: 248.8 kB / 0.4968 GB, free: 10.31 MB / 414.1 MB Notification: Performance of setup shared object (initialization): time 0.0002098/0.7422, allocations: 391.9 kB / 0.4972 GB, free: 10 MB / 414.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001147/0.7434, allocations: 0.6665 MB / 0.4978 GB, free: 9.926 MB / 414.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001451/0.7448, allocations: 1.071 MB / 0.4989 GB, free: 9.406 MB / 414.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.002613/0.7474, allocations: 1.65 MB / 0.5005 GB, free: 8.902 MB / 414.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.272e-06/0.7475, allocations: 2.219 kB / 0.5005 GB, free: 8.902 MB / 414.1 MB Notification: Performance of matching and sorting (n=155) (initialization): time 0.00389/0.7513, allocations: 2.033 MB / 0.5025 GB, free: 8.438 MB / 414.1 MB Notification: Performance of prepare postOptimizeDAE: time 6.704e-05/0.7514, allocations: 65.94 kB / 0.5025 GB, free: 8.375 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.538e-05/0.7514, allocations: 8.594 kB / 0.5025 GB, free: 8.375 MB / 414.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001486/0.7529, allocations: 319.2 kB / 0.5028 GB, free: 8.285 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001041/0.754, allocations: 268.5 kB / 0.5031 GB, free: 8.25 MB / 414.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001786/0.7557, allocations: 0.9104 MB / 0.504 GB, free: 7.664 MB / 414.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009883/0.7567, allocations: 68.31 kB / 0.504 GB, free: 7.648 MB / 414.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001364/0.7569, allocations: 67.83 kB / 0.5041 GB, free: 7.645 MB / 414.1 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001595/0.7585, allocations: 0.9041 MB / 0.505 GB, free: 7.375 MB / 414.1 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001543/0.76, allocations: 1.054 MB / 0.506 GB, free: 6.742 MB / 414.1 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002591/0.7626, allocations: 1.627 MB / 0.5076 GB, free: 6.168 MB / 414.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.65e-06/0.7626, allocations: 3.875 kB / 0.5076 GB, free: 6.168 MB / 414.1 MB Notification: Performance of matching and sorting (n=155) (initialization_lambda0): time 0.003707/0.7663, allocations: 2.005 MB / 0.5096 GB, free: 5.707 MB / 414.1 MB Notification: Performance of prepare postOptimizeDAE: time 8.716e-05/0.7664, allocations: 65.28 kB / 0.5096 GB, free: 5.645 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.272e-05/0.7664, allocations: 12.41 kB / 0.5096 GB, free: 5.645 MB / 414.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001408/0.7678, allocations: 311.6 kB / 0.5099 GB, free: 5.559 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001012/0.7688, allocations: 272.1 kB / 0.5102 GB, free: 5.523 MB / 414.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00162/0.7704, allocations: 0.9119 MB / 0.5111 GB, free: 4.938 MB / 414.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009994/0.7714, allocations: 68.67 kB / 0.5112 GB, free: 4.922 MB / 414.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001287/0.7716, allocations: 67.3 kB / 0.5112 GB, free: 4.918 MB / 414.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 46 * Number of states: 0 () * Number of discrete variables: 6 (traceVolume.ind,traceSource.ind,volume.regularFlow[1],volume.regularFlow[2],volume.inFlow[2],volume.inFlow[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (148): * Single equations (assignments): 145 * Array equations: 0 * Algorithm blocks: 2 * 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): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(2,6)} Notification: Performance of prepare postOptimizeDAE: time 0.000518/0.7721, allocations: 260.7 kB / 0.5115 GB, free: 4.73 MB / 414.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003061/0.7724, allocations: 119.9 kB / 0.5116 GB, free: 4.688 MB / 414.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004147/0.7765, allocations: 1.945 MB / 0.5135 GB, free: 3.242 MB / 414.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.713e-05/0.7766, allocations: 12 kB / 0.5135 GB, free: 3.23 MB / 414.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.177e-06/0.7766, allocations: 4.844 kB / 0.5135 GB, free: 3.227 MB / 414.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.459e-05/0.7766, allocations: 3.984 kB / 0.5135 GB, free: 3.223 MB / 414.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005784/0.7824, allocations: 2.714 MB / 0.5162 GB, free: 0.4961 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.777e-06/0.7824, allocations: 4 kB / 0.5162 GB, free: 0.4922 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0008787/0.7833, allocations: 181.5 kB / 0.5163 GB, free: 332 kB / 414.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.001852/0.7851, allocations: 381 kB / 0.5167 GB, free: 15.96 MB / 430.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001015/0.7852, allocations: 31.98 kB / 0.5167 GB, free: 15.93 MB / 430.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001599/0.7868, allocations: 0.8885 MB / 0.5176 GB, free: 15.03 MB / 430.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.507e-06/0.7868, allocations: 3.906 kB / 0.5176 GB, free: 15.03 MB / 430.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.004722/0.7915, allocations: 2.408 MB / 0.52 GB, free: 12.59 MB / 430.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0007136/0.7922, allocations: 231.3 kB / 0.5202 GB, free: 12.37 MB / 430.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001639/0.7924, allocations: 33.02 kB / 0.5202 GB, free: 12.34 MB / 430.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008341/0.7932, allocations: 56.95 kB / 0.5203 GB, free: 12.28 MB / 430.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000188/0.7934, allocations: 77.86 kB / 0.5203 GB, free: 12.21 MB / 430.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001204/0.7936, allocations: 47.97 kB / 0.5204 GB, free: 12.16 MB / 430.1 MB Notification: Performance of sorting global known variables: time 0.0006347/0.7942, allocations: 454.7 kB / 0.5208 GB, free: 11.73 MB / 430.1 MB Notification: Performance of sort global known variables: time 1.1e-07/0.7942, allocations: 1.062 kB / 0.5208 GB, free: 11.73 MB / 430.1 MB Notification: Performance of remove unused functions: time 0.00397/0.7982, allocations: 1.154 MB / 0.5219 GB, free: 10.57 MB / 430.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 4 (volume.medium.p,volume.medium.Xi[1],volume.medium.T,volume.mC_scaled[1]) * 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 (99): * Single equations (assignments): 96 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * 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): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(2,6)} Notification: Performance of Backend phase and start with SimCode phase: time 0.003154/0.8013, allocations: 1.147 MB / 0.5231 GB, free: 9.504 MB / 430.1 MB Notification: Performance of simCode: created initialization part: time 0.005543/0.8069, allocations: 2.6 MB / 0.5256 GB, free: 6.906 MB / 430.1 MB Notification: Performance of simCode: created event and clocks part: time 4.548e-06/0.8069, allocations: 0 / 0.5256 GB, free: 6.906 MB / 430.1 MB Notification: Performance of simCode: created simulation system equations: time 0.001522/0.8084, allocations: 0.7083 MB / 0.5263 GB, free: 6.227 MB / 430.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002326/0.8107, allocations: 0.4935 MB / 0.5268 GB, free: 5.742 MB / 430.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005281/0.816, allocations: 2.412 MB / 0.5291 GB, free: 3.297 MB / 430.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005926/0.8166, allocations: 0.5201 MB / 0.5296 GB, free: 2.746 MB / 430.1 MB Notification: Performance of simCode: alias equations: time 0.002024/0.8186, allocations: 0.6862 MB / 0.5303 GB, free: 2.055 MB / 430.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003668/0.819, allocations: 104.5 kB / 0.5304 GB, free: 1.953 MB / 430.1 MB Notification: Performance of SimCode: time 1.183e-06/0.819, allocations: 0 / 0.5304 GB, free: 1.953 MB / 430.1 MB Notification: Performance of Templates: time 0.06093/0.8799, allocations: 37.19 MB / 0.5667 GB, free: 13.2 MB / 478.1 MB " [Timeout remaining time 659] make -j1 -f Modelica_trunk_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.makefile [Timeout 660] (rm -f Modelica_trunk_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.pipe ; mkfifo Modelica_trunk_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.pipe ; head -c 1048576 < Modelica_trunk_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.pipe >> ../files/Modelica_trunk_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.sim & ./Modelica_trunk_Modelica.Fluid.Examples.TraceSubstances.RoomCO2 -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Modelica_trunk_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.pipe 2>&1) [Timeout 480] diffSimulationResults("Modelica_trunk_Modelica.Fluid.Examples.TraceSubstances.RoomCO2_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/Modelica/Fluid/Examples/TraceSubstances/RoomCO2/RoomCO2.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Modelica_trunk_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.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: 7.004936147481203]