Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "[:1:22-1:33:writable] Warning: Modelica only supports 32-bit signed integers! Transforming: 13743895347 into a real [:1:1-1:33:writable] Error: Class GC_set_max_heap_size not found in scope (looking for a function or record). Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.0004517/0.0004517, allocations: 0 / 0, free: 0 / 0 " [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 0.000413/0.000413, allocations: 0 / 0, free: 0 / 0 " [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 0.3612/0.3612, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] 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 0.7428/0.7428, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 179] 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: "" <> buildModelFMU(Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube,fileNamePrefix="Buildings_12_Buildings_Fluid_Geothermal_Borefields_BaseClasses_Boreholes_BaseClasses_Examples_InternalResistancesTwoUTube",fmuType="me_cs",version="3.0",platforms={"wasm"}) "" <> buildModelFMU(Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube,fileNamePrefix="Buildings_12_Buildings_Fluid_Geothermal_Borefields_BaseClasses_Boreholes_BaseClasses_Examples_InternalResistancesTwoUTube",fmuType="me_cs",version="3.0",platforms={"wasm"}) [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 2.895e-06/2.895e-06, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - Absyn->SCode: time 1.636e-05/1.926e-05, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instantiate(Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube): time 0.009905/0.009924, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instExpressions: time 0.006871/0.0168, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.updateImplicitVariability: time 0.0006817/0.01748, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeComponents: time 0.003825/0.0213, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeBindings: time 0.001463/0.02277, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeClassSections: time 0.0006494/0.02341, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.flatten: time 0.001469/0.02488, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.resolveConnections: time 0.0009643/0.02585, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFEvalConstants.evaluate: time 0.001396/0.02724, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFSimplifyModel.simplify: time 0.000879/0.02812, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFPackage.collectConstants: time 0.0001775/0.0283, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.collectFunctions: time 0.0001857/0.02849, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFScalarize.scalarize: time 0.0003205/0.02881, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFVerifyModel.verify: time 0.0007629/0.02957, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFConvertDAE.convert: time 0.002348/0.03192, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - DAE generated: time 0.0001388/0.03206, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd: time 4.509e-06/0.03206, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Transformations before backend: time 1.269e-05/0.03207, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 122 * Number of variables: 122 Notification: Performance of Generate backend data structure: time 0.004639/0.03671, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare preOptimizeDAE: time 0.0001017/0.03681, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000548/0.03736, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007422/0.0381, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evaluateParameters (simulation): time 0.002425/0.04053, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.466e-05/0.04062, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002595/0.04088, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt clockPartitioning (simulation): time 0.003265/0.04415, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt findStateOrder (simulation): time 5.404e-05/0.0442, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001935/0.0444, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.892e-05/0.04443, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002662/0.04709, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.007378/0.05447, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt comSubExp (simulation): time 0.001757/0.05622, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt resolveLoops (simulation): time 0.001521/0.05774, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evalFunc (simulation): time 3.031e-05/0.05777, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.034e-05/0.05783, allocations: 0 / 0, free: 0 / 0 Notification: Performance of pre-optimization done (n=42): time 7.62e-05/0.05791, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=42): time 0.003532/0.06144, allocations: 0 / 0, free: 0 / 0 Notification: Performance of inlineWhenForInitialization (initialization): time 8.244e-05/0.06153, allocations: 0 / 0, free: 0 / 0 Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002177/0.0637, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectPreVariables (initialization): time 0.0001641/0.06387, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialEqns (initialization): time 0.0006202/0.06449, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialBindings (initialization): time 0.0002961/0.06478, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004821/0.06526, allocations: 0 / 0, free: 0 / 0 Notification: Performance of setup shared object (initialization): time 0.0003531/0.06562, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008448/0.06646, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008491/0.06731, allocations: 0 / 0, free: 0 / 0 Notification: Performance of analyzeInitialSystem (initialization): time 0.001943/0.06925, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.025e-06/0.06926, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=46) (initialization): time 0.002815/0.07208, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 3.667e-05/0.07211, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.758e-06/0.07212, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 2.148e-05/0.07215, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001216/0.07336, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.339e-05/0.07338, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000472/0.07385, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001087/0.07396, allocations: 0 / 0, free: 0 / 0 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 (46): * Single equations (assignments): 46 * 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 0.0009303/0.07489, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005027/0.07539, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0004351/0.07582, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.241e-05/0.07584, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt constantLinearSystem (simulation): time 9.718e-06/0.07585, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.779e-05/0.07586, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003025/0.07889, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.116e-06/0.0789, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001251/0.08015, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (simulation): time 1.24e-05/0.08016, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001415/0.0803, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.262e-05/0.08031, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.629e-06/0.08032, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003649/0.08397, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeConstants (simulation): time 0.0008278/0.0848, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003903/0.08519, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005548/0.08574, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003971/0.08614, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.974e-05/0.08624, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sorting global known variables: time 0.001458/0.0877, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sort global known variables: time 2.459e-05/0.08772, allocations: 0 / 0, free: 0 / 0 Notification: Performance of remove unused functions: time 0.001728/0.08945, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 4 (intRes2UTub.capFil1.T,intRes2UTub.capFil2.T,intRes2UTub.capFil3.T,intRes2UTub.capFil4.T) * 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 (42): * Single equations (assignments): 42 * 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 0.004653/0.0941, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created initialization part: time 0.001954/0.09606, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created event and clocks part: time 5.811e-06/0.09606, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created simulation system equations: time 0.001003/0.09707, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003107/0.1002, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02474/0.1249, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009712/0.1259, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: alias equations: time 0.0006018/0.1265, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0015/0.128, allocations: 0 / 0, free: 0 / 0 Notification: Performance of SimCode: time 0.0005449/0.1285, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FMU modelDescription.xml: time 0.009607/0.1381, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FMU model kernel: time 0.002809/0.1409, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FMU translated model: time 0.02342/0.1644, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FMU component link: time 7.284e-06/0.1644, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FMU precompile: time 1.359e-05/0.1644, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FMU write (0.1 MB unzipped): time 0.0002321/0.1646, allocations: 0 / 0, free: 0 / 0 Notification: Building FMU for platform 'wasm' (1/1). Notification: Finished FMU for platform 'wasm' (1/1). " [Timeout remaining time 300] simulate(Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube,startTime=0,stopTime=3600,tolerance=1e-06,numberOfIntervals=2500,outputFormat="mat",variableFilter="time|TWal.T|TPip1.T|TPip2.T|TPip3.T|TPip4.T|intRes2UTub.capFil1.T|intRes2UTub.capFil2.T|intRes2UTub.capFil3.T|intRes2UTub.capFil4.T",fileNamePrefix="Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube",simflags=" -alarm=240 -emit_protected -lv LOG_STATS -startTime=0 -stopTime=3600 -tolerance=1e-06 -stepSize=1.44 -r=Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube_res.mat",resimulateExecutable="Buildings_12_Buildings_Fluid_Geothermal_Borefields_BaseClasses_Boreholes_BaseClasses_Examples_InternalResistancesTwoUTube.fmu") [Timeout 240] "" [Timeout remaining time 240] diffSimulationResults("Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Fluid_Geothermal_Borefields_BaseClasses_Boreholes_BaseClasses_Examples_InternalResistancesTwoUTube.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches simulate(Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube,startTime=0,stopTime=3600,tolerance=1e-06,numberOfIntervals=2500,outputFormat="mat",variableFilter="time|TWal.T|TPip1.T|TPip2.T|TPip3.T|TPip4.T|intRes2UTub.capFil1.T|intRes2UTub.capFil2.T|intRes2UTub.capFil3.T|intRes2UTub.capFil4.T",fileNamePrefix="Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube",simflags=" -alarm=240 -emit_protected -lv LOG_STATS -startTime=0 -stopTime=3600 -tolerance=1e-06 -stepSize=1.44 -r=Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube_me_res.mat -s fmi3:me:daskr",resimulateExecutable="Buildings_12_Buildings_Fluid_Geothermal_Borefields_BaseClasses_Boreholes_BaseClasses_Examples_InternalResistancesTwoUTube.fmu") [Timeout 240] "" [Timeout remaining time 240] diffSimulationResults("Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube_me_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Fluid_Geothermal_Borefields_BaseClasses_Boreholes_BaseClasses_Examples_InternalResistancesTwoUTube.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube_me.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches simulate(Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube,startTime=0,stopTime=3600,tolerance=1e-06,numberOfIntervals=2500,outputFormat="mat",variableFilter="time|TWal.T|TPip1.T|TPip2.T|TPip3.T|TPip4.T|intRes2UTub.capFil1.T|intRes2UTub.capFil2.T|intRes2UTub.capFil3.T|intRes2UTub.capFil4.T",fileNamePrefix="Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube",simflags=" -alarm=240 -emit_protected -lv LOG_STATS -startTime=0 -stopTime=3600 -tolerance=1e-06 -stepSize=1.44 -r=Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube_cs_res.mat -s fmi3:cs",resimulateExecutable="Buildings_12_Buildings_Fluid_Geothermal_Borefields_BaseClasses_Boreholes_BaseClasses_Examples_InternalResistancesTwoUTube.fmu") [Timeout 240] "" [Timeout remaining time 240] diffSimulationResults("Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube_cs_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Fluid_Geothermal_Borefields_BaseClasses_Boreholes_BaseClasses_Examples_InternalResistancesTwoUTube.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalResistancesTwoUTube_cs.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: 2.4951912800315768]