Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.HeatTransfer.Convection.Examples.Interior.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 0.002002/0.002002, allocations: 84.73 kB / 19.44 MB, free: 360 kB / 13.93 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 0.002723/0.002723, allocations: 161.7 kB / 22.76 MB, free: 1.684 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 1.492/1.492, allocations: 177.2 MB / 203.1 MB, free: 5.602 MB / 186.7 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 3.294/3.294, allocations: 429.6 MB / 0.673 GB, free: 3.871 MB / 0.6355 GB " [Timeout remaining time 176] Using package Buildings with version 14.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 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(Buildings.HeatTransfer.Convection.Examples.Interior,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|conCon.Q_flow|conVer.Q_flow|conHorFluTop.Q_flow|conHorSolTop.Q_flow|conHorFluTop.solid.T|conHorFluTop.fluid.T",fileNamePrefix="Buildings_latest_Buildings.HeatTransfer.Convection.Examples.Interior") translateModel(Buildings.HeatTransfer.Convection.Examples.Interior,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|conCon.Q_flow|conVer.Q_flow|conHorFluTop.Q_flow|conHorSolTop.Q_flow|conHorFluTop.solid.T|conHorFluTop.fluid.T",fileNamePrefix="Buildings_latest_Buildings.HeatTransfer.Convection.Examples.Interior") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.573e-06/1.573e-06, allocations: 0 / 0.8776 GB, free: 6.531 MB / 0.8386 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.606e-05/2.763e-05, allocations: 3.375 kB / 0.8776 GB, free: 6.527 MB / 0.8386 GB Notification: Performance of NFInst.instantiate(Buildings.HeatTransfer.Convection.Examples.Interior): time 0.004839/0.004867, allocations: 2.306 MB / 0.8798 GB, free: 4.238 MB / 0.8386 GB Notification: Performance of NFInst.instExpressions: time 0.002256/0.007123, allocations: 0.9603 MB / 0.8808 GB, free: 3.277 MB / 0.8386 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002175/0.00734, allocations: 4 kB / 0.8808 GB, free: 3.273 MB / 0.8386 GB Notification: Performance of NFTyping.typeComponents: time 0.0001374/0.007478, allocations: 39.58 kB / 0.8808 GB, free: 3.234 MB / 0.8386 GB Notification: Performance of NFTyping.typeBindings: time 0.0005763/0.008054, allocations: 138 kB / 0.8809 GB, free: 3.102 MB / 0.8386 GB Notification: Performance of NFTyping.typeClassSections: time 0.0005012/0.008555, allocations: 179.6 kB / 0.8811 GB, free: 2.926 MB / 0.8386 GB Notification: Performance of NFFlatten.flatten: time 0.0007706/0.009326, allocations: 386.5 kB / 0.8815 GB, free: 2.547 MB / 0.8386 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0002478/0.009574, allocations: 78 kB / 0.8815 GB, free: 2.465 MB / 0.8386 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0004577/0.01003, allocations: 219.5 kB / 0.8818 GB, free: 2.25 MB / 0.8386 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0002473/0.01028, allocations: 99.7 kB / 0.8818 GB, free: 2.152 MB / 0.8386 GB Notification: Performance of NFPackage.collectConstants: time 6.463e-05/0.01034, allocations: 21.34 kB / 0.8819 GB, free: 2.133 MB / 0.8386 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001821/0.01053, allocations: 55.95 kB / 0.8819 GB, free: 2.078 MB / 0.8386 GB Notification: Performance of NFScalarize.scalarize: time 5.6e-05/0.01058, allocations: 43.83 kB / 0.882 GB, free: 2.035 MB / 0.8386 GB Notification: Performance of NFVerifyModel.verify: time 0.0001486/0.01073, allocations: 95.77 kB / 0.8821 GB, free: 1.941 MB / 0.8386 GB Notification: Performance of NFConvertDAE.convert: time 0.0004852/0.01122, allocations: 310.9 kB / 0.8823 GB, free: 1.637 MB / 0.8386 GB Notification: Performance of FrontEnd - DAE generated: time 2.765e-06/0.01122, allocations: 0 / 0.8823 GB, free: 1.637 MB / 0.8386 GB Notification: Performance of FrontEnd: time 1.052e-06/0.01122, allocations: 0 / 0.8823 GB, free: 1.637 MB / 0.8386 GB Notification: Performance of Transformations before backend: time 9.898e-06/0.01123, allocations: 0 / 0.8823 GB, free: 1.637 MB / 0.8386 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 49 * Number of variables: 49 Notification: Performance of Generate backend data structure: time 0.001124/0.01235, allocations: 0.5089 MB / 0.8828 GB, free: 1.098 MB / 0.8386 GB Notification: Performance of prepare preOptimizeDAE: time 4.567e-05/0.0124, allocations: 8.031 kB / 0.8829 GB, free: 1.09 MB / 0.8386 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002012/0.0126, allocations: 56.67 kB / 0.8829 GB, free: 1.035 MB / 0.8386 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00046/0.01306, allocations: 216.8 kB / 0.8831 GB, free: 0.8008 MB / 0.8386 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.461e-05/0.01308, allocations: 12.88 kB / 0.8831 GB, free: 0.7891 MB / 0.8386 GB Notification: Performance of preOpt expandDerOperator (simulation): time 3.734e-05/0.01312, allocations: 20.38 kB / 0.8831 GB, free: 0.7695 MB / 0.8386 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004543/0.01358, allocations: 176.7 kB / 0.8833 GB, free: 0.5938 MB / 0.8386 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.025e-05/0.01359, allocations: 192 / 0.8833 GB, free: 0.5938 MB / 0.8386 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.528e-05/0.01361, allocations: 8.375 kB / 0.8833 GB, free: 0.5859 MB / 0.8386 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.316e-05/0.01362, allocations: 11.94 kB / 0.8833 GB, free: 0.5742 MB / 0.8386 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003786/0.014, allocations: 137.8 kB / 0.8835 GB, free: 448 kB / 0.8386 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001025/0.01503, allocations: 491.5 kB / 0.8839 GB, free: 15.93 MB / 0.8542 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0003177/0.01535, allocations: 110.5 kB / 0.884 GB, free: 15.81 MB / 0.8542 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001667/0.01551, allocations: 56.83 kB / 0.8841 GB, free: 15.75 MB / 0.8542 GB Notification: Performance of preOpt evalFunc (simulation): time 3.206e-05/0.01554, allocations: 4 kB / 0.8841 GB, free: 15.75 MB / 0.8542 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.663e-05/0.01558, allocations: 30.56 kB / 0.8841 GB, free: 15.71 MB / 0.8542 GB Notification: Performance of pre-optimization done (n=13): time 1.533e-06/0.01558, allocations: 4 kB / 0.8841 GB, free: 15.71 MB / 0.8542 GB Notification: Performance of matching and sorting (n=13): time 0.0006199/0.0162, allocations: 188.2 kB / 0.8843 GB, free: 15.52 MB / 0.8542 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.599e-05/0.01626, allocations: 55.41 kB / 0.8844 GB, free: 15.45 MB / 0.8542 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002651/0.01652, allocations: 213.7 kB / 0.8846 GB, free: 15.23 MB / 0.8542 GB Notification: Performance of collectPreVariables (initialization): time 2.545e-05/0.01655, allocations: 25.7 kB / 0.8846 GB, free: 15.2 MB / 0.8542 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001428/0.01669, allocations: 164.3 kB / 0.8847 GB, free: 15.04 MB / 0.8542 GB Notification: Performance of collectInitialBindings (initialization): time 5.514e-05/0.01675, allocations: 39.64 kB / 0.8848 GB, free: 15 MB / 0.8542 GB Notification: Performance of simplifyInitialFunctions (initialization): time 6.076e-05/0.01681, allocations: 29.72 kB / 0.8848 GB, free: 14.96 MB / 0.8542 GB Notification: Performance of setup shared object (initialization): time 0.0001957/0.017, allocations: 334.8 kB / 0.8851 GB, free: 14.63 MB / 0.8542 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001582/0.01716, allocations: 44.94 kB / 0.8852 GB, free: 14.58 MB / 0.8542 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00013/0.01729, allocations: 35.92 kB / 0.8852 GB, free: 14.55 MB / 0.8542 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002698/0.01756, allocations: 88.81 kB / 0.8853 GB, free: 14.46 MB / 0.8542 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.753e-06/0.01756, allocations: 4 kB / 0.8853 GB, free: 14.45 MB / 0.8542 GB Notification: Performance of matching and sorting (n=13) (initialization): time 0.0003712/0.01793, allocations: 156.7 kB / 0.8854 GB, free: 14.3 MB / 0.8542 GB Notification: Performance of prepare postOptimizeDAE: time 1.682e-05/0.01795, allocations: 4 kB / 0.8855 GB, free: 14.29 MB / 0.8542 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.95e-06/0.01796, allocations: 0 / 0.8855 GB, free: 14.29 MB / 0.8542 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.111e-05/0.01798, allocations: 3.984 kB / 0.8855 GB, free: 14.29 MB / 0.8542 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001761/0.01815, allocations: 23.98 kB / 0.8855 GB, free: 14.27 MB / 0.8542 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.508e-06/0.01816, allocations: 3.938 kB / 0.8855 GB, free: 14.26 MB / 0.8542 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001288/0.01829, allocations: 19.92 kB / 0.8855 GB, free: 14.24 MB / 0.8542 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.377e-05/0.01831, allocations: 4 kB / 0.8855 GB, free: 14.24 MB / 0.8542 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0002193/0.01852, allocations: 132.1 kB / 0.8856 GB, free: 14.11 MB / 0.8542 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0001103/0.01864, allocations: 39.97 kB / 0.8857 GB, free: 14.07 MB / 0.8542 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0002375/0.01887, allocations: 84.77 kB / 0.8858 GB, free: 13.98 MB / 0.8542 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 8.62e-07/0.01887, allocations: 0 / 0.8858 GB, free: 13.98 MB / 0.8542 GB Notification: Performance of matching and sorting (n=13) (initialization_lambda0): time 0.0003464/0.01922, allocations: 141.5 kB / 0.8859 GB, free: 13.84 MB / 0.8542 GB Notification: Performance of prepare postOptimizeDAE: time 9.288e-06/0.01923, allocations: 4 kB / 0.8859 GB, free: 13.83 MB / 0.8542 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.603e-06/0.01923, allocations: 0 / 0.8859 GB, free: 13.83 MB / 0.8542 GB Notification: Performance of postOpt tearingSystem (initialization): time 5.05e-06/0.01924, allocations: 4 kB / 0.8859 GB, free: 13.83 MB / 0.8542 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001289/0.01936, allocations: 31.92 kB / 0.8859 GB, free: 13.8 MB / 0.8542 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.124e-06/0.01937, allocations: 0 / 0.8859 GB, free: 13.8 MB / 0.8542 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001189/0.01949, allocations: 15.92 kB / 0.8859 GB, free: 13.78 MB / 0.8542 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.711e-06/0.01949, allocations: 0 / 0.8859 GB, free: 13.78 MB / 0.8542 GB 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 (13): * Single equations (assignments): 13 * 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 0.0001316/0.01962, allocations: 184.3 kB / 0.8861 GB, free: 13.59 MB / 0.8542 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.908e-05/0.01968, allocations: 27.86 kB / 0.8861 GB, free: 13.57 MB / 0.8542 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0007053/0.02039, allocations: 150.5 kB / 0.8863 GB, free: 13.42 MB / 0.8542 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.765e-06/0.02039, allocations: 8 kB / 0.8863 GB, free: 13.41 MB / 0.8542 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.617e-06/0.02039, allocations: 0 / 0.8863 GB, free: 13.41 MB / 0.8542 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.193e-06/0.0204, allocations: 3.938 kB / 0.8863 GB, free: 13.41 MB / 0.8542 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002846/0.02069, allocations: 197.2 kB / 0.8865 GB, free: 13.18 MB / 0.8542 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.493e-06/0.02069, allocations: 0 / 0.8865 GB, free: 13.18 MB / 0.8542 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000128/0.02082, allocations: 27.98 kB / 0.8865 GB, free: 13.16 MB / 0.8542 GB Notification: Performance of postOpt tearingSystem (simulation): time 5.48e-06/0.02082, allocations: 4 kB / 0.8865 GB, free: 13.15 MB / 0.8542 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.718e-06/0.02083, allocations: 0 / 0.8865 GB, free: 13.15 MB / 0.8542 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.903e-06/0.02083, allocations: 0 / 0.8865 GB, free: 13.15 MB / 0.8542 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.02e-07/0.02083, allocations: 0 / 0.8865 GB, free: 13.15 MB / 0.8542 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.000437/0.02127, allocations: 251.2 kB / 0.8868 GB, free: 12.89 MB / 0.8542 GB Notification: Performance of postOpt removeConstants (simulation): time 7.789e-05/0.02135, allocations: 39.7 kB / 0.8868 GB, free: 12.85 MB / 0.8542 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 2.801e-05/0.02138, allocations: 4 kB / 0.8868 GB, free: 12.85 MB / 0.8542 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001517/0.02153, allocations: 12 kB / 0.8868 GB, free: 12.84 MB / 0.8542 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.836e-05/0.02158, allocations: 7.969 kB / 0.8868 GB, free: 12.83 MB / 0.8542 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.646e-06/0.02158, allocations: 4 kB / 0.8868 GB, free: 12.82 MB / 0.8542 GB Notification: Performance of sorting global known variables: time 0.0001771/0.02176, allocations: 157.2 kB / 0.887 GB, free: 12.67 MB / 0.8542 GB Notification: Performance of sort global known variables: time 7e-08/0.02176, allocations: 0 / 0.887 GB, free: 12.67 MB / 0.8542 GB Notification: Performance of remove unused functions: time 0.0004544/0.02222, allocations: 103.7 kB / 0.8871 GB, free: 12.57 MB / 0.8542 GB Notification: Model statistics after passing the back-end for simulation: * 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 simulation (13): * Single equations (assignments): 13 * 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 0.0001898/0.02241, allocations: 111.2 kB / 0.8872 GB, free: 12.45 MB / 0.8542 GB Notification: Performance of simCode: created initialization part: time 0.0004731/0.02288, allocations: 139.8 kB / 0.8873 GB, free: 12.31 MB / 0.8542 GB Notification: Performance of simCode: created event and clocks part: time 1.884e-06/0.02288, allocations: 0 / 0.8873 GB, free: 12.31 MB / 0.8542 GB Notification: Performance of simCode: created simulation system equations: time 0.0001483/0.02303, allocations: 50.41 kB / 0.8874 GB, free: 12.27 MB / 0.8542 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004328/0.02346, allocations: 50.02 kB / 0.8874 GB, free: 12.22 MB / 0.8542 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0008222/0.02428, allocations: 382.1 kB / 0.8878 GB, free: 11.82 MB / 0.8542 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001871/0.02447, allocations: 141.8 kB / 0.8879 GB, free: 11.66 MB / 0.8542 GB Notification: Performance of simCode: alias equations: time 0.000105/0.02458, allocations: 21.45 kB / 0.8879 GB, free: 11.64 MB / 0.8542 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 6.054e-05/0.02464, allocations: 16.5 kB / 0.8879 GB, free: 11.63 MB / 0.8542 GB Notification: Performance of SimCode: time 7.21e-07/0.02464, allocations: 0 / 0.8879 GB, free: 11.63 MB / 0.8542 GB Notification: Performance of Templates: time 0.006563/0.0312, allocations: 2.094 MB / 0.89 GB, free: 9.574 MB / 0.8542 GB " [Timeout remaining time 300] make -j1 -f Buildings_latest_Buildings.HeatTransfer.Convection.Examples.Interior.makefile [Timeout 300] (rm -f Buildings_latest_Buildings.HeatTransfer.Convection.Examples.Interior.pipe ; mkfifo Buildings_latest_Buildings.HeatTransfer.Convection.Examples.Interior.pipe ; head -c 1048576 < Buildings_latest_Buildings.HeatTransfer.Convection.Examples.Interior.pipe >> ../files/Buildings_latest_Buildings.HeatTransfer.Convection.Examples.Interior.sim & ./Buildings_latest_Buildings.HeatTransfer.Convection.Examples.Interior -abortSlowSimulation -alarm=800 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.HeatTransfer.Convection.Examples.Interior.pipe 2>&1) [Timeout 800] diffSimulationResults("Buildings_latest_Buildings.HeatTransfer.Convection.Examples.Interior_res.mat","/mnt/ReferenceFiles/Buildings/csv/master/Buildings_HeatTransfer_Convection_Examples_Interior.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_latest_Buildings.HeatTransfer.Convection.Examples.Interior.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: 8.302282431977801]