Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking.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 0.001854/0.001854, allocations: 108.3 kB / 19.7 MB, free: 1.918 MB / 14.72 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 0.002376/0.002376, allocations: 214.1 kB / 22.99 MB, free: 4.977 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.415/1.415, allocations: 207.7 MB / 233.8 MB, free: 9.805 MB / 190.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo): time 0.2242/0.2242, allocations: 44.27 MB / 330.3 MB, free: 9.309 MB / 270.1 MB " [Timeout remaining time 180] Using package ModelicaTest with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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(ModelicaTest.Rotational.TestBraking,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Rotational_TestBraking",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.Rotational.TestBraking,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Rotational_TestBraking",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660] "Notification: Modelica requested package Complex of version 3.2.3. Complex 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.003587/0.003587, allocations: 71.89 kB / 467.5 MB, free: 4.371 MB / 334.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1594/0.163, allocations: 61.05 MB / 0.5161 GB, free: 7.195 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Rotational.TestBraking): time 0.004782/0.1678, allocations: 2.523 MB / 0.5186 GB, free: 4.66 MB / 398.1 MB Notification: Performance of NFInst.instExpressions: time 0.00233/0.1701, allocations: 0.9357 MB / 0.5195 GB, free: 3.715 MB / 398.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0003718/0.1705, allocations: 11.94 kB / 0.5195 GB, free: 3.703 MB / 398.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0002564/0.1708, allocations: 55.45 kB / 0.5196 GB, free: 3.648 MB / 398.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0003398/0.1711, allocations: 99.11 kB / 0.5197 GB, free: 3.551 MB / 398.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0005931/0.1717, allocations: 147.6 kB / 0.5198 GB, free: 3.406 MB / 398.1 MB Notification: Performance of NFFlatten.flatten: time 0.0004886/0.1722, allocations: 370.2 kB / 0.5202 GB, free: 3.043 MB / 398.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.000178/0.1724, allocations: 69.53 kB / 0.5202 GB, free: 2.973 MB / 398.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0001972/0.1726, allocations: 147.4 kB / 0.5204 GB, free: 2.828 MB / 398.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0002163/0.1728, allocations: 119.4 kB / 0.5205 GB, free: 2.711 MB / 398.1 MB Notification: Performance of NFPackage.collectConstants: time 4.776e-05/0.1728, allocations: 24 kB / 0.5205 GB, free: 2.688 MB / 398.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0001301/0.173, allocations: 43.98 kB / 0.5206 GB, free: 2.645 MB / 398.1 MB Notification: Performance of NFScalarize.scalarize: time 6.829e-05/0.173, allocations: 59.77 kB / 0.5206 GB, free: 2.586 MB / 398.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0001596/0.1732, allocations: 135.4 kB / 0.5207 GB, free: 2.453 MB / 398.1 MB Notification: Performance of NFConvertDAE.convert: time 0.0005052/0.1737, allocations: 366.5 kB / 0.5211 GB, free: 2.094 MB / 398.1 MB Notification: Performance of FrontEnd - DAE generated: time 7.124e-06/0.1737, allocations: 7.938 kB / 0.5211 GB, free: 2.086 MB / 398.1 MB Notification: Performance of FrontEnd: time 1.983e-06/0.1737, allocations: 0 / 0.5211 GB, free: 2.086 MB / 398.1 MB Notification: Performance of Transformations before backend: time 1.522e-05/0.1737, allocations: 4 kB / 0.5211 GB, free: 2.082 MB / 398.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 74 * Number of variables: 74 Notification: Performance of Generate backend data structure: time 0.001078/0.1748, allocations: 0.5247 MB / 0.5216 GB, free: 1.527 MB / 398.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.326e-05/0.1748, allocations: 12.03 kB / 0.5216 GB, free: 1.516 MB / 398.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 9.101e-05/0.1749, allocations: 66.72 kB / 0.5217 GB, free: 1.441 MB / 398.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002477/0.1752, allocations: 52.69 kB / 0.5217 GB, free: 1.391 MB / 398.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.000415/0.1756, allocations: 209.9 kB / 0.5219 GB, free: 1.16 MB / 398.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.698e-05/0.1756, allocations: 25.03 kB / 0.522 GB, free: 1.137 MB / 398.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001797/0.1758, allocations: 40.31 kB / 0.522 GB, free: 1.098 MB / 398.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0005147/0.1763, allocations: 306.4 kB / 0.5223 GB, free: 0.7773 MB / 398.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 3.043e-05/0.1763, allocations: 3.953 kB / 0.5223 GB, free: 0.7734 MB / 398.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.626e-05/0.1764, allocations: 12 kB / 0.5223 GB, free: 0.7617 MB / 398.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.06e-05/0.1764, allocations: 8 kB / 0.5223 GB, free: 0.7539 MB / 398.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003471/0.1767, allocations: 175.8 kB / 0.5225 GB, free: 0.582 MB / 398.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002136/0.1789, allocations: 1.211 MB / 0.5237 GB, free: 15.28 MB / 414.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0004736/0.1793, allocations: 241 kB / 0.5239 GB, free: 15 MB / 414.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001197/0.1795, allocations: 80.25 kB / 0.524 GB, free: 14.9 MB / 414.1 MB Notification: Performance of preOpt evalFunc (simulation): time 2.355e-05/0.1795, allocations: 7.984 kB / 0.524 GB, free: 14.89 MB / 414.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.459e-05/0.1795, allocations: 38.56 kB / 0.524 GB, free: 14.85 MB / 414.1 MB Notification: Performance of pre-optimization done (n=22): time 1.603e-06/0.1795, allocations: 0 / 0.524 GB, free: 14.85 MB / 414.1 MB Notification: Performance of matching and sorting (n=22): time 0.0005182/0.18, allocations: 221.6 kB / 0.5242 GB, free: 14.62 MB / 414.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001092/0.1801, allocations: 166.2 kB / 0.5244 GB, free: 14.43 MB / 414.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002259/0.1804, allocations: 216 kB / 0.5246 GB, free: 14.2 MB / 414.1 MB Notification: Performance of collectPreVariables (initialization): time 2.546e-05/0.1804, allocations: 29.7 kB / 0.5246 GB, free: 14.17 MB / 414.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0001387/0.1805, allocations: 188.4 kB / 0.5248 GB, free: 13.98 MB / 414.1 MB Notification: Performance of collectInitialBindings (initialization): time 9.006e-05/0.1806, allocations: 107.1 kB / 0.5249 GB, free: 13.88 MB / 414.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 8.952e-05/0.1807, allocations: 61.7 kB / 0.525 GB, free: 13.81 MB / 414.1 MB Notification: Performance of setup shared object (initialization): time 0.0001606/0.1809, allocations: 330.8 kB / 0.5253 GB, free: 13.48 MB / 414.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001299/0.181, allocations: 63.97 kB / 0.5253 GB, free: 13.41 MB / 414.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002486/0.1812, allocations: 209.8 kB / 0.5255 GB, free: 13.14 MB / 414.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0003981/0.1816, allocations: 297.8 kB / 0.5258 GB, free: 12.79 MB / 414.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.967e-06/0.1816, allocations: 4 kB / 0.5258 GB, free: 12.79 MB / 414.1 MB Notification: Performance of matching and sorting (n=44) (initialization): time 0.0005276/0.1822, allocations: 325.2 kB / 0.5261 GB, free: 12.46 MB / 414.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.813e-05/0.1822, allocations: 8 kB / 0.5261 GB, free: 12.45 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.907e-06/0.1822, allocations: 4 kB / 0.5261 GB, free: 12.45 MB / 414.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 2.158e-05/0.1822, allocations: 8 kB / 0.5262 GB, free: 12.44 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002881/0.1825, allocations: 87.89 kB / 0.5262 GB, free: 12.36 MB / 414.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.522e-05/0.1825, allocations: 7.938 kB / 0.5262 GB, free: 12.35 MB / 414.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001804/0.1827, allocations: 31.78 kB / 0.5263 GB, free: 12.32 MB / 414.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.552e-05/0.1827, allocations: 20 kB / 0.5263 GB, free: 12.3 MB / 414.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 21 * 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 0.0001844/0.1829, allocations: 157.6 kB / 0.5264 GB, free: 12.13 MB / 414.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001133/0.183, allocations: 28.02 kB / 0.5265 GB, free: 12.11 MB / 414.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001936/0.1832, allocations: 83.08 kB / 0.5266 GB, free: 12.02 MB / 414.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.587e-06/0.1832, allocations: 4 kB / 0.5266 GB, free: 12.01 MB / 414.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.528e-06/0.1832, allocations: 4 kB / 0.5266 GB, free: 12.01 MB / 414.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.399e-06/0.1832, allocations: 0 / 0.5266 GB, free: 12.01 MB / 414.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0005985/0.1838, allocations: 268.5 kB / 0.5268 GB, free: 11.7 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.404e-06/0.1838, allocations: 0 / 0.5268 GB, free: 11.7 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003166/0.1842, allocations: 67.91 kB / 0.5269 GB, free: 11.64 MB / 414.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 6.873e-06/0.1842, allocations: 3.984 kB / 0.5269 GB, free: 11.63 MB / 414.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.178e-05/0.1842, allocations: 8.25 kB / 0.5269 GB, free: 11.62 MB / 414.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.182e-06/0.1842, allocations: 12 kB / 0.5269 GB, free: 11.61 MB / 414.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.212e-06/0.1842, allocations: 0 / 0.5269 GB, free: 11.61 MB / 414.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006335/0.1848, allocations: 0.6413 MB / 0.5275 GB, free: 10.95 MB / 414.1 MB Notification: Performance of postOpt removeConstants (simulation): time 4.704e-05/0.1849, allocations: 23.8 kB / 0.5276 GB, free: 10.93 MB / 414.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.925e-05/0.1849, allocations: 8 kB / 0.5276 GB, free: 10.92 MB / 414.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002508/0.1852, allocations: 4 kB / 0.5276 GB, free: 10.92 MB / 414.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.211e-05/0.1852, allocations: 15.97 kB / 0.5276 GB, free: 10.9 MB / 414.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.439e-05/0.1852, allocations: 8 kB / 0.5276 GB, free: 10.89 MB / 414.1 MB Notification: Performance of sorting global known variables: time 0.0001453/0.1854, allocations: 157.6 kB / 0.5277 GB, free: 10.74 MB / 414.1 MB Notification: Performance of sort global known variables: time 1.2e-07/0.1854, allocations: 3.938 kB / 0.5277 GB, free: 10.74 MB / 414.1 MB Notification: Performance of remove unused functions: time 0.0005294/0.1859, allocations: 79.84 kB / 0.5278 GB, free: 10.66 MB / 414.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 11 (inertia1.w,linearSpeedDependentTorque.phi,inertia2.w,quadraticSpeedDependentTorque.phi,inertia3.w,constantTorque.phi,inertia4.w,signTorque.phi,eddyCurrentTorque.phi,inertia5.w,heatCapacitor.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 (23): * Single equations (assignments): 23 * 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 0.0009513/0.1868, allocations: 1.183 MB / 0.529 GB, free: 9.445 MB / 414.1 MB Notification: Performance of simCode: created initialization part: time 0.0003484/0.1872, allocations: 175.7 kB / 0.5291 GB, free: 9.273 MB / 414.1 MB Notification: Performance of simCode: created event and clocks part: time 2.215e-06/0.1872, allocations: 1.062 kB / 0.5291 GB, free: 9.273 MB / 414.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0001229/0.1873, allocations: 71.84 kB / 0.5292 GB, free: 9.203 MB / 414.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0007827/0.1881, allocations: 69.09 kB / 0.5293 GB, free: 9.133 MB / 414.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004355/0.1925, allocations: 3.55 MB / 0.5327 GB, free: 5.375 MB / 414.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001976/0.1926, allocations: 161.1 kB / 0.5329 GB, free: 5.199 MB / 414.1 MB Notification: Performance of simCode: alias equations: time 0.0001279/0.1928, allocations: 34.95 kB / 0.5329 GB, free: 5.164 MB / 414.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001364/0.1929, allocations: 91.41 kB / 0.533 GB, free: 5.074 MB / 414.1 MB Notification: Performance of SimCode: time 6.62e-07/0.1929, allocations: 0 / 0.533 GB, free: 5.074 MB / 414.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.3001/0.493, allocations: 6.096 MB / 0.539 GB, free: 28.33 MB / 414.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 11.6/12.09, allocations: 4.25 kB / 0.539 GB, free: 28.33 MB / 414.1 MB " [Timeout remaining time 648] (rm -f ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking.sim & python3 -m fmpy simulate --output-file ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv --start-time 0 --stop-time 2 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.00039984 ModelicaTest_3_2_3_ModelicaTest_Rotational_TestBraking.fmu > ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking.pipe 2>&1) [Timeout 52.5] diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/Rotational/TestBraking/TestBraking.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "Error: Could not read variable inertia1.phi in file ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv. Warning: Get data of variable inertia1.phi from file ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv failed! Error: Could not read variable inertia2.phi in file ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv. Warning: Get data of variable inertia2.phi from file ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv failed! Error: Could not read variable inertia3.phi in file ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv. Warning: Get data of variable inertia3.phi from file ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv failed! Error: Could not read variable inertia3.w in file ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv. Warning: Get data of variable inertia3.w from file ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv failed! Error: Could not read variable inertia4.phi in file ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv. Warning: Get data of variable inertia4.phi from file ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv failed! Error: Could not read variable inertia4.w in file ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv. Warning: Get data of variable inertia4.w from file ModelicaTest_3.2.3_ModelicaTest.Rotational.TestBraking_res.csv failed! " [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 15.187437576707453]