Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.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 0.001328/0.001328, allocations: 81.86 kB / 20.68 MB, free: 3.816 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 0.001293/0.001293, allocations: 181 kB / 24.09 MB, free: 416 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 0.9959/0.9959, allocations: 177.1 MB / 204.5 MB, free: 5.5 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo): time 1.952/1.952, allocations: 377.9 MB / 0.624 GB, free: 8.418 MB / 0.5886 GB " [Timeout remaining time 177] Using package Buildings with version 12.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/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.Fluid.MixingVolumes.Validation.CoupledVolumesWater,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|vol.p|vol1.p|vol.T|vol1.T",fileNamePrefix="Buildings_12_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater") translateModel(Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|vol.p|vol1.p|vol.T|vol1.T",fileNamePrefix="Buildings_12_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.763e-06/1.763e-06, allocations: 0 / 0.812 GB, free: 1.473 MB / 0.7605 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.359e-05/2.536e-05, allocations: 2.312 kB / 0.812 GB, free: 1.469 MB / 0.7605 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater): time 0.01179/0.01181, allocations: 9.844 MB / 0.8216 GB, free: 7.605 MB / 0.7761 GB Notification: Performance of NFInst.instExpressions: time 0.007774/0.01959, allocations: 4.274 MB / 0.8258 GB, free: 3.355 MB / 0.7761 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.000974/0.02056, allocations: 51.56 kB / 0.8258 GB, free: 3.305 MB / 0.7761 GB Notification: Performance of NFTyping.typeComponents: time 0.0005741/0.02114, allocations: 235.2 kB / 0.8261 GB, free: 3.074 MB / 0.7761 GB Notification: Performance of NFTyping.typeBindings: time 0.001614/0.02275, allocations: 0.8803 MB / 0.8269 GB, free: 2.195 MB / 0.7761 GB Notification: Performance of NFTyping.typeClassSections: time 0.001488/0.02424, allocations: 0.8921 MB / 0.8278 GB, free: 1.305 MB / 0.7761 GB Notification: Performance of NFFlatten.flatten: time 0.002219/0.02646, allocations: 2.112 MB / 0.8299 GB, free: 15.18 MB / 0.7917 GB Notification: Performance of NFFlatten.resolveConnections: time 0.000628/0.02709, allocations: 0.5053 MB / 0.8304 GB, free: 14.66 MB / 0.7917 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001448/0.02853, allocations: 1.017 MB / 0.8314 GB, free: 13.66 MB / 0.7917 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0005885/0.02912, allocations: 0.4945 MB / 0.8318 GB, free: 13.16 MB / 0.7917 GB Notification: Performance of NFPackage.collectConstants: time 7.363e-05/0.0292, allocations: 52 kB / 0.8319 GB, free: 13.11 MB / 0.7917 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0007849/0.02998, allocations: 486.9 kB / 0.8323 GB, free: 12.63 MB / 0.7917 GB Notification: Performance of NFScalarize.scalarize: time 0.0001391/0.03012, allocations: 183.2 kB / 0.8325 GB, free: 12.45 MB / 0.7917 GB Notification: Performance of NFVerifyModel.verify: time 0.0002224/0.03034, allocations: 267.4 kB / 0.8328 GB, free: 12.19 MB / 0.7917 GB Notification: Performance of NFConvertDAE.convert: time 0.001008/0.03135, allocations: 0.8097 MB / 0.8336 GB, free: 11.38 MB / 0.7917 GB Notification: Performance of FrontEnd - DAE generated: time 3.417e-06/0.03135, allocations: 0 / 0.8336 GB, free: 11.38 MB / 0.7917 GB Notification: Performance of FrontEnd: time 9.22e-07/0.03135, allocations: 0 / 0.8336 GB, free: 11.38 MB / 0.7917 GB Notification: Performance of Transformations before backend: time 6.682e-06/0.03136, allocations: 0 / 0.8336 GB, free: 11.38 MB / 0.7917 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 110 * Number of variables: 110 Notification: Performance of Generate backend data structure: time 0.001046/0.03241, allocations: 1.079 MB / 0.8346 GB, free: 10.26 MB / 0.7917 GB Notification: Performance of prepare preOptimizeDAE: time 3.828e-05/0.03244, allocations: 12.03 kB / 0.8346 GB, free: 10.25 MB / 0.7917 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002392/0.03268, allocations: 136.3 kB / 0.8348 GB, free: 10.12 MB / 0.7917 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005926/0.03328, allocations: 0.5703 MB / 0.8353 GB, free: 9.52 MB / 0.7917 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.649e-05/0.0333, allocations: 37.38 kB / 0.8354 GB, free: 9.48 MB / 0.7917 GB Notification: Performance of preOpt expandDerOperator (simulation): time 5.336e-05/0.03336, allocations: 44.38 kB / 0.8354 GB, free: 9.438 MB / 0.7917 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004084/0.03376, allocations: 0.5309 MB / 0.8359 GB, free: 8.828 MB / 0.7917 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.835e-05/0.03378, allocations: 4 kB / 0.8359 GB, free: 8.824 MB / 0.7917 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.667e-05/0.03381, allocations: 23.92 kB / 0.8359 GB, free: 8.801 MB / 0.7917 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.022e-05/0.03384, allocations: 20 kB / 0.836 GB, free: 8.781 MB / 0.7917 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001517/0.03399, allocations: 134.8 kB / 0.8361 GB, free: 8.652 MB / 0.7917 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001557/0.03555, allocations: 2.255 MB / 0.8383 GB, free: 6.316 MB / 0.7917 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00015/0.0357, allocations: 119.1 kB / 0.8384 GB, free: 6.188 MB / 0.7917 GB Notification: Performance of preOpt resolveLoops (simulation): time 5.403e-05/0.03575, allocations: 47.66 kB / 0.8385 GB, free: 6.137 MB / 0.7917 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001054/0.03586, allocations: 38.03 kB / 0.8385 GB, free: 6.102 MB / 0.7917 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.404e-05/0.03588, allocations: 37.39 kB / 0.8385 GB, free: 6.055 MB / 0.7917 GB Notification: Performance of pre-optimization done (n=22): time 2.073e-06/0.03588, allocations: 0 / 0.8385 GB, free: 6.055 MB / 0.7917 GB Notification: Performance of matching and sorting (n=22): time 0.000268/0.03615, allocations: 204 kB / 0.8387 GB, free: 5.852 MB / 0.7917 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.557e-05/0.03625, allocations: 59.34 kB / 0.8388 GB, free: 5.781 MB / 0.7917 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003132/0.03656, allocations: 0.5178 MB / 0.8393 GB, free: 5.246 MB / 0.7917 GB Notification: Performance of collectPreVariables (initialization): time 2.017e-05/0.03658, allocations: 33.64 kB / 0.8393 GB, free: 5.207 MB / 0.7917 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001889/0.03677, allocations: 406.7 kB / 0.8397 GB, free: 4.805 MB / 0.7917 GB Notification: Performance of collectInitialBindings (initialization): time 4.502e-05/0.03682, allocations: 83.3 kB / 0.8398 GB, free: 4.723 MB / 0.7917 GB Notification: Performance of simplifyInitialFunctions (initialization): time 7.605e-05/0.03689, allocations: 91.23 kB / 0.8399 GB, free: 4.625 MB / 0.7917 GB Notification: Performance of setup shared object (initialization): time 0.0001417/0.03703, allocations: 0.539 MB / 0.8404 GB, free: 4.074 MB / 0.7917 GB Notification: Performance of preBalanceInitialSystem (initialization): time 4.667e-05/0.03708, allocations: 43.66 kB / 0.8404 GB, free: 4.027 MB / 0.7917 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.000163/0.03724, allocations: 348.7 kB / 0.8408 GB, free: 3.574 MB / 0.7917 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0001922/0.03744, allocations: 284 kB / 0.841 GB, free: 3.219 MB / 0.7917 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.677e-06/0.03744, allocations: 4 kB / 0.841 GB, free: 3.215 MB / 0.7917 GB Notification: Performance of matching and sorting (n=44) (initialization): time 0.0002759/0.03771, allocations: 296.7 kB / 0.8413 GB, free: 2.918 MB / 0.7917 GB Notification: Performance of prepare postOptimizeDAE: time 1.708e-05/0.03773, allocations: 9.406 kB / 0.8413 GB, free: 2.91 MB / 0.7917 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.093e-06/0.03774, allocations: 4 kB / 0.8413 GB, free: 2.906 MB / 0.7917 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.451e-05/0.03775, allocations: 4 kB / 0.8413 GB, free: 2.902 MB / 0.7917 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001506/0.0379, allocations: 80.47 kB / 0.8414 GB, free: 2.824 MB / 0.7917 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.464e-06/0.03791, allocations: 15.92 kB / 0.8414 GB, free: 2.809 MB / 0.7917 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001519/0.03806, allocations: 35.73 kB / 0.8415 GB, free: 2.773 MB / 0.7917 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.062e-05/0.03808, allocations: 16 kB / 0.8415 GB, free: 2.758 MB / 0.7917 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0001102/0.03819, allocations: 170.8 kB / 0.8416 GB, free: 2.586 MB / 0.7917 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0001537/0.03835, allocations: 336.2 kB / 0.842 GB, free: 2.145 MB / 0.7917 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0003515/0.0387, allocations: 289.3 kB / 0.8422 GB, free: 1.785 MB / 0.7917 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.565e-06/0.0387, allocations: 4 kB / 0.8422 GB, free: 1.781 MB / 0.7917 GB Notification: Performance of matching and sorting (n=44) (initialization_lambda0): time 0.0002607/0.03896, allocations: 285.4 kB / 0.8425 GB, free: 1.496 MB / 0.7917 GB Notification: Performance of prepare postOptimizeDAE: time 6.903e-06/0.03897, allocations: 8.062 kB / 0.8425 GB, free: 1.488 MB / 0.7917 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.308e-06/0.03897, allocations: 4 kB / 0.8425 GB, free: 1.484 MB / 0.7917 GB Notification: Performance of postOpt tearingSystem (initialization): time 5.991e-06/0.03898, allocations: 8.094 kB / 0.8425 GB, free: 1.477 MB / 0.7917 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001284/0.03911, allocations: 83.83 kB / 0.8426 GB, free: 1.395 MB / 0.7917 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.001e-06/0.03911, allocations: 8 kB / 0.8426 GB, free: 1.387 MB / 0.7917 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000136/0.03925, allocations: 27.78 kB / 0.8427 GB, free: 1.359 MB / 0.7917 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.619e-05/0.03927, allocations: 23.92 kB / 0.8427 GB, free: 1.336 MB / 0.7917 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 19 * 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 (44): * Single equations (assignments): 44 * 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 0.000101/0.03937, allocations: 291.9 kB / 0.843 GB, free: 1.043 MB / 0.7917 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 6.125e-05/0.03943, allocations: 67.62 kB / 0.843 GB, free: 0.9766 MB / 0.7917 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0002449/0.03967, allocations: 193.3 kB / 0.8432 GB, free: 0.7812 MB / 0.7917 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.025e-06/0.03968, allocations: 7.938 kB / 0.8432 GB, free: 0.7734 MB / 0.7917 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.393e-06/0.03968, allocations: 0 / 0.8432 GB, free: 0.7734 MB / 0.7917 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0001464/0.03983, allocations: 297.4 kB / 0.8435 GB, free: 444 kB / 0.7917 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0007892/0.04062, allocations: 0.8139 MB / 0.8443 GB, free: 15.54 MB / 0.8073 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.368e-06/0.04062, allocations: 16.2 kB / 0.8443 GB, free: 15.52 MB / 0.8073 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001169/0.04074, allocations: 51.92 kB / 0.8444 GB, free: 15.47 MB / 0.8073 GB Notification: Performance of postOpt tearingSystem (simulation): time 4.128e-06/0.04074, allocations: 4 kB / 0.8444 GB, free: 15.47 MB / 0.8073 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.243e-05/0.04076, allocations: 11.94 kB / 0.8444 GB, free: 15.46 MB / 0.8073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.102e-06/0.04076, allocations: 7.984 kB / 0.8444 GB, free: 15.45 MB / 0.8073 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.615e-06/0.04077, allocations: 4 kB / 0.8444 GB, free: 15.45 MB / 0.8073 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0003112/0.04108, allocations: 447.8 kB / 0.8448 GB, free: 14.95 MB / 0.8073 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001066/0.04118, allocations: 95.44 kB / 0.8449 GB, free: 14.86 MB / 0.8073 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.192e-05/0.04121, allocations: 8 kB / 0.8449 GB, free: 14.85 MB / 0.8073 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001491/0.04136, allocations: 20.02 kB / 0.8449 GB, free: 14.83 MB / 0.8073 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 2.451e-05/0.04139, allocations: 23.91 kB / 0.8449 GB, free: 14.81 MB / 0.8073 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.735e-05/0.04141, allocations: 12 kB / 0.845 GB, free: 14.8 MB / 0.8073 GB Notification: Performance of sorting global known variables: time 0.0001795/0.04159, allocations: 322.7 kB / 0.8453 GB, free: 14.48 MB / 0.8073 GB Notification: Performance of sort global known variables: time 5e-08/0.04159, allocations: 0 / 0.8453 GB, free: 14.48 MB / 0.8073 GB Notification: Performance of remove unused functions: time 0.0005879/0.04217, allocations: 335.2 kB / 0.8456 GB, free: 14.16 MB / 0.8073 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 10 * Number of states: 2 (vol.dynBal.U,vol1.dynBal.U) * 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 (25): * Single equations (assignments): 24 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 1 * 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 0.000286/0.04246, allocations: 198.8 kB / 0.8458 GB, free: 13.95 MB / 0.8073 GB Notification: Performance of simCode: created initialization part: time 0.0003015/0.04276, allocations: 280 kB / 0.846 GB, free: 13.68 MB / 0.8073 GB Notification: Performance of simCode: created event and clocks part: time 2.685e-06/0.04276, allocations: 0 / 0.846 GB, free: 13.68 MB / 0.8073 GB Notification: Performance of simCode: created simulation system equations: time 7.278e-05/0.04284, allocations: 83.44 kB / 0.8461 GB, free: 13.59 MB / 0.8073 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0008439/0.04368, allocations: 348.8 kB / 0.8465 GB, free: 13.26 MB / 0.8073 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001242/0.04492, allocations: 1.003 MB / 0.8474 GB, free: 12.19 MB / 0.8073 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 9.081e-05/0.04501, allocations: 138 kB / 0.8476 GB, free: 12.03 MB / 0.8073 GB Notification: Performance of simCode: alias equations: time 0.000268/0.04528, allocations: 112.8 kB / 0.8477 GB, free: 11.92 MB / 0.8073 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004431/0.04572, allocations: 325.9 kB / 0.848 GB, free: 11.6 MB / 0.8073 GB Notification: Performance of SimCode: time 1.242e-06/0.04573, allocations: 0 / 0.848 GB, free: 11.6 MB / 0.8073 GB Notification: Performance of Templates: time 0.01497/0.06069, allocations: 12.43 MB / 0.8601 GB, free: 15.48 MB / 0.823 GB " [Timeout remaining time 300] make -j1 -f Buildings_12_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.makefile [Timeout 300] (rm -f Buildings_12_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.pipe ; mkfifo Buildings_12_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.pipe ; head -c 1048576 < Buildings_12_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.pipe >> ../files/Buildings_12_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.sim & ./Buildings_12_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.pipe 2>&1) [Timeout 240] diffSimulationResults("Buildings_12_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Fluid_MixingVolumes_Validation_CoupledVolumesWater.csv","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 5.454949344042689]