Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve.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 0.0008945/0.0008945, allocations: 80.44 kB / 19.17 MB, free: 0.7422 MB / 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 0.0009073/0.0009073, allocations: 169.9 kB / 22.46 MB, free: 2.105 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 0.8913/0.8913, allocations: 177.1 MB / 202.8 MB, free: 5.742 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermofluidStream main/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermofluidStream main/package.mo): time 0.6414/0.6414, allocations: 116 MB / 375.2 MB, free: 4.176 MB / 346.7 MB " [Timeout remaining time 179] Using package ThermofluidStream with version 1.3.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermofluidStream main/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: "" <> buildModelFMU(ThermofluidStream.FlowControl.Tests.BasicControlValve,fileNamePrefix="ThermofluidStream_dev_ThermofluidStream_FlowControl_Tests_BasicControlValve",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ThermofluidStream.FlowControl.Tests.BasicControlValve,fileNamePrefix="ThermofluidStream_dev_ThermofluidStream_FlowControl_Tests_BasicControlValve",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.903e-06/1.903e-06, allocations: 0 / 0.5532 GB, free: 13.36 MB / 490.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.477e-05/1.667e-05, allocations: 5.656 kB / 0.5533 GB, free: 13.35 MB / 490.7 MB Notification: Performance of NFInst.instantiate(ThermofluidStream.FlowControl.Tests.BasicControlValve): time 0.03343/0.03344, allocations: 52.13 MB / 0.6042 GB, free: 9.035 MB / 0.5261 GB Notification: Performance of NFInst.instExpressions: time 0.01461/0.04806, allocations: 17.43 MB / 0.6212 GB, free: 7.547 MB / 0.5417 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001827/0.04988, allocations: 114.9 kB / 0.6213 GB, free: 7.434 MB / 0.5417 GB Notification: Performance of NFTyping.typeComponents: time 0.001574/0.05146, allocations: 0.8257 MB / 0.6221 GB, free: 6.602 MB / 0.5417 GB Notification: Performance of NFTyping.typeBindings: time 0.003303/0.05476, allocations: 1.897 MB / 0.624 GB, free: 4.691 MB / 0.5417 GB Notification: Performance of NFTyping.typeClassSections: time 0.002552/0.05731, allocations: 1.408 MB / 0.6253 GB, free: 3.277 MB / 0.5417 GB Notification: Performance of NFFlatten.flatten: time 0.002047/0.05936, allocations: 2.954 MB / 0.6282 GB, free: 316 kB / 0.5417 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0003627/0.05972, allocations: 307.1 kB / 0.6285 GB, free: 15.98 MB / 0.5573 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001268/0.06099, allocations: 1.589 MB / 0.6301 GB, free: 14.39 MB / 0.5573 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0005703/0.06156, allocations: 0.7632 MB / 0.6308 GB, free: 13.62 MB / 0.5573 GB Notification: Performance of NFPackage.collectConstants: time 0.0001121/0.06167, allocations: 128 kB / 0.6309 GB, free: 13.5 MB / 0.5573 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001707/0.06338, allocations: 1.162 MB / 0.6321 GB, free: 12.33 MB / 0.5573 GB Notification: Performance of NFScalarize.scalarize: time 0.0002029/0.06358, allocations: 358.1 kB / 0.6324 GB, free: 11.98 MB / 0.5573 GB Notification: Performance of NFVerifyModel.verify: time 0.0005384/0.06412, allocations: 0.6271 MB / 0.633 GB, free: 11.35 MB / 0.5573 GB Notification: Performance of NFConvertDAE.convert: time 0.002205/0.06633, allocations: 2.799 MB / 0.6357 GB, free: 8.543 MB / 0.5573 GB Notification: Performance of FrontEnd - DAE generated: time 4.248e-06/0.06633, allocations: 0 / 0.6357 GB, free: 8.543 MB / 0.5573 GB Notification: Performance of FrontEnd: time 1.743e-06/0.06633, allocations: 0 / 0.6357 GB, free: 8.543 MB / 0.5573 GB Notification: Performance of Transformations before backend: time 1.422e-05/0.06635, allocations: 0 / 0.6357 GB, free: 8.543 MB / 0.5573 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 296 * Number of variables: 296 Notification: Performance of Generate backend data structure: time 0.002335/0.06868, allocations: 2.451 MB / 0.6381 GB, free: 6.047 MB / 0.5573 GB Notification: Performance of prepare preOptimizeDAE: time 4.083e-05/0.06872, allocations: 16.03 kB / 0.6382 GB, free: 6.031 MB / 0.5573 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001336/0.06886, allocations: 169.4 kB / 0.6383 GB, free: 5.855 MB / 0.5573 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003446/0.0692, allocations: 270.4 kB / 0.6386 GB, free: 5.59 MB / 0.5573 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001465/0.07067, allocations: 1.275 MB / 0.6398 GB, free: 4.273 MB / 0.5573 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000195/0.07086, allocations: 94.27 kB / 0.6399 GB, free: 4.18 MB / 0.5573 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001088/0.07097, allocations: 120 kB / 0.64 GB, free: 4.062 MB / 0.5573 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001215/0.07219, allocations: 1.322 MB / 0.6413 GB, free: 2.66 MB / 0.5573 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.777e-05/0.0722, allocations: 4 kB / 0.6413 GB, free: 2.656 MB / 0.5573 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.369e-05/0.07226, allocations: 44 kB / 0.6414 GB, free: 2.613 MB / 0.5573 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.62e-05/0.07227, allocations: 35.94 kB / 0.6414 GB, free: 2.578 MB / 0.5573 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001115/0.07339, allocations: 1.153 MB / 0.6425 GB, free: 1.418 MB / 0.5573 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.2352/0.3086, allocations: 3.654 MB / 0.6461 GB, free: 94.49 MB / 0.5573 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001025/0.3096, allocations: 0.8439 MB / 0.6469 GB, free: 94.13 MB / 0.5573 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004375/0.3101, allocations: 408.2 kB / 0.6473 GB, free: 93.97 MB / 0.5573 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001975/0.3121, allocations: 1.494 MB / 0.6488 GB, free: 93.28 MB / 0.5573 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.36e-05/0.3121, allocations: 50.55 kB / 0.6488 GB, free: 93.23 MB / 0.5573 GB Notification: Performance of pre-optimization done (n=103): time 2.054e-06/0.3121, allocations: 0.9375 kB / 0.6488 GB, free: 93.23 MB / 0.5573 GB Notification: Performance of matching and sorting (n=103): time 0.00188/0.314, allocations: 1.448 MB / 0.6502 GB, free: 92.78 MB / 0.5573 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.611e-05/0.314, allocations: 64.25 kB / 0.6503 GB, free: 92.72 MB / 0.5573 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0009097/0.3149, allocations: 1.398 MB / 0.6517 GB, free: 92.21 MB / 0.5573 GB Notification: Performance of collectPreVariables (initialization): time 3.319e-05/0.3149, allocations: 47.39 kB / 0.6517 GB, free: 92.17 MB / 0.5573 GB Notification: Performance of collectInitialEqns (initialization): time 0.000308/0.3152, allocations: 0.8293 MB / 0.6525 GB, free: 91.61 MB / 0.5573 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001213/0.3154, allocations: 370.4 kB / 0.6529 GB, free: 91.37 MB / 0.5573 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001361/0.3155, allocations: 177.9 kB / 0.653 GB, free: 91.28 MB / 0.5573 GB Notification: Performance of setup shared object (initialization): time 4.277e-05/0.3155, allocations: 342.1 kB / 0.6534 GB, free: 90.96 MB / 0.5573 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002968/0.3158, allocations: 286.4 kB / 0.6536 GB, free: 90.86 MB / 0.5573 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003731/0.3162, allocations: 0.5379 MB / 0.6542 GB, free: 90.46 MB / 0.5573 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0007021/0.3169, allocations: 0.799 MB / 0.6549 GB, free: 90.01 MB / 0.5573 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.697e-06/0.3169, allocations: 2.688 kB / 0.6549 GB, free: 90.01 MB / 0.5573 GB Notification: Performance of matching and sorting (n=124) (initialization): time 0.001114/0.318, allocations: 1.177 MB / 0.6561 GB, free: 89.48 MB / 0.5573 GB Notification: Performance of prepare postOptimizeDAE: time 1.655e-05/0.318, allocations: 9.875 kB / 0.6561 GB, free: 89.48 MB / 0.5573 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.474e-06/0.3181, allocations: 5.844 kB / 0.6561 GB, free: 89.48 MB / 0.5573 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0003316/0.3184, allocations: 162.2 kB / 0.6563 GB, free: 89.43 MB / 0.5573 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003509/0.3187, allocations: 204.9 kB / 0.6565 GB, free: 89.4 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001708/0.3204, allocations: 4.474 MB / 0.6608 GB, free: 85.24 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003331/0.3208, allocations: 98.72 kB / 0.6609 GB, free: 85.2 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.088e-05/0.3208, allocations: 43.94 kB / 0.661 GB, free: 85.19 MB / 0.5573 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 (112): * Single equations (assignments): 109 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 3 systems {(1,4,100.0%), (1,4,100.0%), (1,4,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.000276/0.3211, allocations: 288.6 kB / 0.6612 GB, free: 84.97 MB / 0.5573 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001259/0.3212, allocations: 187.2 kB / 0.6614 GB, free: 84.87 MB / 0.5573 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001604/0.3228, allocations: 1.567 MB / 0.6629 GB, free: 84.16 MB / 0.5573 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.474e-06/0.3228, allocations: 11.11 kB / 0.663 GB, free: 84.16 MB / 0.5573 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.707e-06/0.3228, allocations: 1.812 kB / 0.663 GB, free: 84.16 MB / 0.5573 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.478e-06/0.3229, allocations: 7.297 kB / 0.663 GB, free: 84.16 MB / 0.5573 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002716/0.3256, allocations: 2.3 MB / 0.6652 GB, free: 83.02 MB / 0.5573 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.992e-06/0.3256, allocations: 3.516 kB / 0.6652 GB, free: 83.02 MB / 0.5573 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003571/0.3259, allocations: 151 kB / 0.6654 GB, free: 83 MB / 0.5573 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0003438/0.3263, allocations: 174.2 kB / 0.6655 GB, free: 82.94 MB / 0.5573 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.466e-05/0.3263, allocations: 37.03 kB / 0.6656 GB, free: 82.92 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001902/0.3282, allocations: 4.468 MB / 0.6699 GB, free: 78.76 MB / 0.5573 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.394e-06/0.3282, allocations: 5.016 kB / 0.6699 GB, free: 78.76 MB / 0.5573 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001585/0.3298, allocations: 1.548 MB / 0.6714 GB, free: 77.96 MB / 0.5573 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003014/0.3301, allocations: 267.8 kB / 0.6717 GB, free: 77.8 MB / 0.5573 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 9.113e-05/0.3302, allocations: 32.69 kB / 0.6717 GB, free: 77.79 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002775/0.3305, allocations: 26.47 kB / 0.6717 GB, free: 77.77 MB / 0.5573 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001156/0.3306, allocations: 78.66 kB / 0.6718 GB, free: 77.76 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.078e-05/0.3306, allocations: 47.41 kB / 0.6719 GB, free: 77.75 MB / 0.5573 GB Notification: Performance of sorting global known variables: time 0.0008808/0.3315, allocations: 0.975 MB / 0.6728 GB, free: 77.35 MB / 0.5573 GB Notification: Performance of sort global known variables: time 7e-08/0.3315, allocations: 1 kB / 0.6728 GB, free: 77.35 MB / 0.5573 GB Notification: Performance of remove unused functions: time 0.0009848/0.3325, allocations: 0.5715 MB / 0.6734 GB, free: 77.24 MB / 0.5573 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 7 * Number of states: 3 (flowResistance6.inlet.m_flow,flowResistance2.inlet.m_flow,flowResistance4.inlet.m_flow) * 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 (86): * Single equations (assignments): 83 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 3 systems {(1,4,100.0%), (1,4,100.0%), (1,4,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.002406/0.3349, allocations: 2.654 MB / 0.676 GB, free: 75.85 MB / 0.5573 GB Notification: Performance of simCode: created initialization part: time 0.001157/0.3361, allocations: 1.115 MB / 0.6771 GB, free: 75.25 MB / 0.5573 GB Notification: Performance of simCode: created event and clocks part: time 2.074e-06/0.3361, allocations: 0 / 0.6771 GB, free: 75.25 MB / 0.5573 GB Notification: Performance of simCode: created simulation system equations: time 0.0006026/0.3367, allocations: 0.7625 MB / 0.6778 GB, free: 74.76 MB / 0.5573 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001642/0.3383, allocations: 0.7276 MB / 0.6785 GB, free: 74.54 MB / 0.5573 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01004/0.3484, allocations: 11.24 MB / 0.6895 GB, free: 68.21 MB / 0.5573 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000373/0.3487, allocations: 0.7107 MB / 0.6902 GB, free: 67.45 MB / 0.5573 GB Notification: Performance of simCode: alias equations: time 0.0007096/0.3494, allocations: 294.9 kB / 0.6905 GB, free: 67.19 MB / 0.5573 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004657/0.3499, allocations: 0.7346 MB / 0.6912 GB, free: 66.45 MB / 0.5573 GB Notification: Performance of SimCode: time 1.092e-06/0.3499, allocations: 4 kB / 0.6912 GB, free: 66.45 MB / 0.5573 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.05475/0.4047, allocations: 53.17 MB / 0.7431 GB, free: 14.05 MB / 0.5573 GB Notification: Performance of buildModelFMU: Generate platform static: time 9.149/9.554, allocations: 8.062 kB / 0.7431 GB, free: 14.05 MB / 0.5573 GB " [Timeout remaining time 650] (rm -f ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve.pipe ; mkfifo ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve.pipe ; head -c 1048576 < ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve.pipe >> ../files/ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve.sim & python3 -m fmpy simulate --output-file ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve_res.csv --start-time 0 --stop-time 20 --timeout 1200 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.02 ThermofluidStream_dev_ThermofluidStream_FlowControl_Tests_BasicControlValve.fmu > ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve.pipe 2>&1) [Timeout 1260.0] diffSimulationResults("ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve_res.csv","/mnt/ReferenceFiles/ThermofluidStream-main-regression/ReferenceData/ThermofluidStream.FlowControl.Tests.BasicControlValve_ref.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "Error: Could not read variable Time in file ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve_res.csv. Warning: Get data of variable Time from file ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve_res.csv failed! Error: Could not read variable source.outlet.m_flow in file ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve_res.csv. Warning: Get data of variable source.outlet.m_flow from file ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve_res.csv failed! Error: Could not read variable source1.outlet.m_flow in file ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve_res.csv. Warning: Get data of variable source1.outlet.m_flow from file ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve_res.csv failed! Error: Could not read variable source2.outlet.m_flow in file ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve_res.csv. Warning: Get data of variable source2.outlet.m_flow from file ThermofluidStream_dev_ThermofluidStream.FlowControl.Tests.BasicControlValve_res.csv failed! " [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 12.244446781463921]