Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.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 0.001353/0.001353, allocations: 79.92 kB / 20.72 MB, free: 3.77 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 0.001289/0.001289, allocations: 169 kB / 24.14 MB, free: 364 kB / 18.57 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 0.9507/0.9507, allocations: 158.6 MB / 186 MB, free: 2.77 MB / 170.7 MB " [Timeout remaining time 179] 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 0.1412/0.1412, allocations: 32.38 MB / 270.7 MB, free: 14.61 MB / 266.7 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: translateModel(ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5050,variableFilter="time|input_mflow.y|input_p.y|IN_p.ports.[0-9,]+..m_flow|IN_p.ports.[0-9,]+..p|IN_p.ports.[0-9,]+..h_outflow|OUT_dp.ports.[0-9,]+..m_flow|OUT_dp.ports.[0-9,]+..p|OUT_dp.ports.[0-9,]+..h_outflow|OUT_mflow.ports.[0-9,]+..m_flow|OUT_mflow.ports.[0-9,]+..p|OUT_mflow.ports.[0-9,]+..h_outflow|IN_mflow.ports.[0-9,]+..m_flow|IN_mflow.ports.[0-9,]+..p|IN_mflow.ports.[0-9,]+..h_outflow|from_dp.port_b.m_flow|from_dp.port_b.p|from_dp.port_b.h_outflow|from_mflow.port_b.m_flow|from_mflow.port_b.p|from_mflow.port_b.h_outflow",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend") translateModel(ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5050,variableFilter="time|input_mflow.y|input_p.y|IN_p.ports.[0-9,]+..m_flow|IN_p.ports.[0-9,]+..p|IN_p.ports.[0-9,]+..h_outflow|OUT_dp.ports.[0-9,]+..m_flow|OUT_dp.ports.[0-9,]+..p|OUT_dp.ports.[0-9,]+..h_outflow|OUT_mflow.ports.[0-9,]+..m_flow|OUT_mflow.ports.[0-9,]+..p|OUT_mflow.ports.[0-9,]+..h_outflow|IN_mflow.ports.[0-9,]+..m_flow|IN_mflow.ports.[0-9,]+..p|IN_mflow.ports.[0-9,]+..h_outflow|from_dp.port_b.m_flow|from_dp.port_b.p|from_dp.port_b.h_outflow|from_mflow.port_b.m_flow|from_mflow.port_b.p|from_mflow.port_b.h_outflow",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.984e-06/1.984e-06, allocations: 0 / 299.1 MB, free: 2.152 MB / 282.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.913e-05/3.112e-05, allocations: 2.312 kB / 299.1 MB, free: 2.148 MB / 282.7 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend): time 0.3316/0.3316, allocations: 146.8 MB / 445.9 MB, free: 10.95 MB / 410.7 MB Notification: Performance of NFInst.instExpressions: time 0.01312/0.3447, allocations: 6.59 MB / 452.5 MB, free: 4.34 MB / 410.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.000932/0.3456, allocations: 19.81 kB / 452.5 MB, free: 4.32 MB / 410.7 MB Notification: Performance of NFTyping.typeComponents: time 0.0007081/0.3464, allocations: 202.5 kB / 452.7 MB, free: 4.121 MB / 410.7 MB Notification: Performance of NFTyping.typeBindings: time 0.004591/0.3509, allocations: 1.706 MB / 454.4 MB, free: 2.406 MB / 410.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.002085/0.353, allocations: 0.7404 MB / 455.2 MB, free: 1.664 MB / 410.7 MB Notification: Performance of NFFlatten.flatten: time 0.1877/0.5407, allocations: 1.715 MB / 456.9 MB, free: 5.066 MB / 410.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0008195/0.5415, allocations: 389.2 kB / 457.3 MB, free: 5.051 MB / 410.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001864/0.5434, allocations: 0.9617 MB / 458.2 MB, free: 5.051 MB / 410.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.001025/0.5444, allocations: 0.4999 MB / 458.7 MB, free: 5.051 MB / 410.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0001518/0.5446, allocations: 52.81 kB / 458.8 MB, free: 5.051 MB / 410.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002342/0.5469, allocations: 1.183 MB / 460 MB, free: 5.051 MB / 410.7 MB Notification: Performance of NFScalarize.scalarize: time 0.0001824/0.5471, allocations: 183.4 kB / 460.2 MB, free: 5.051 MB / 410.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0003664/0.5475, allocations: 270.8 kB / 460.4 MB, free: 5.051 MB / 410.7 MB Notification: Performance of NFConvertDAE.convert: time 0.002315/0.5498, allocations: 1.513 MB / 461.9 MB, free: 5.008 MB / 410.7 MB Notification: Performance of FrontEnd - DAE generated: time 3.426e-06/0.5498, allocations: 1.719 kB / 461.9 MB, free: 5.008 MB / 410.7 MB Notification: Performance of FrontEnd: time 1.302e-06/0.5498, allocations: 0.8438 kB / 461.9 MB, free: 5.008 MB / 410.7 MB Notification: Performance of Transformations before backend: time 1.144e-05/0.5498, allocations: 0 / 461.9 MB, free: 5.008 MB / 410.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 112 * Number of variables: 112 Notification: Performance of Generate backend data structure: time 0.001613/0.5514, allocations: 1.021 MB / 463 MB, free: 4.469 MB / 410.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.624e-05/0.5514, allocations: 12.5 kB / 463 MB, free: 4.469 MB / 410.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008222/0.5523, allocations: 259.9 kB / 463.2 MB, free: 4.426 MB / 410.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0006877/0.5529, allocations: 384.3 kB / 463.6 MB, free: 20.23 MB / 426.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.724e-05/0.553, allocations: 34.28 kB / 463.6 MB, free: 20.23 MB / 426.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 6.017e-05/0.553, allocations: 47.38 kB / 463.7 MB, free: 20.23 MB / 426.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006798/0.5537, allocations: 0.8957 MB / 464.6 MB, free: 19.55 MB / 426.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.262e-05/0.5537, allocations: 1.75 kB / 464.6 MB, free: 19.55 MB / 426.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.815e-05/0.5538, allocations: 19.44 kB / 464.6 MB, free: 19.55 MB / 426.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.319e-05/0.5538, allocations: 13.02 kB / 464.6 MB, free: 19.55 MB / 426.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003446/0.5541, allocations: 231.7 kB / 464.8 MB, free: 19.54 MB / 426.7 MB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001633/0.5558, allocations: 1.699 MB / 466.5 MB, free: 18.46 MB / 426.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0002764/0.556, allocations: 162.5 kB / 466.7 MB, free: 18.44 MB / 426.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 9.861e-05/0.5561, allocations: 108.4 kB / 466.8 MB, free: 18.39 MB / 426.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0003854/0.5565, allocations: 284.7 kB / 467.1 MB, free: 18.38 MB / 426.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.678e-05/0.5565, allocations: 40.59 kB / 467.1 MB, free: 18.34 MB / 426.7 MB Notification: Performance of pre-optimization done (n=35): time 1.643e-06/0.5565, allocations: 0 / 467.1 MB, free: 18.34 MB / 426.7 MB Notification: Performance of matching and sorting (n=35): time 0.000658/0.5572, allocations: 357.6 kB / 467.5 MB, free: 18.26 MB / 426.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 5.875e-05/0.5573, allocations: 162.3 kB / 467.6 MB, free: 18.07 MB / 426.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002119/0.5575, allocations: 377.4 kB / 468 MB, free: 17.95 MB / 426.7 MB Notification: Performance of collectPreVariables (initialization): time 3.734e-05/0.5575, allocations: 37.48 kB / 468 MB, free: 17.91 MB / 426.7 MB Notification: Performance of collectInitialEqns (initialization): time 9.034e-05/0.5576, allocations: 265.7 kB / 468.3 MB, free: 17.73 MB / 426.7 MB Notification: Performance of collectInitialBindings (initialization): time 5.335e-05/0.5576, allocations: 124.4 kB / 468.4 MB, free: 17.66 MB / 426.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 9.773e-05/0.5577, allocations: 103.8 kB / 468.5 MB, free: 17.64 MB / 426.7 MB Notification: Performance of setup shared object (initialization): time 9.547e-05/0.5578, allocations: 364.3 kB / 468.9 MB, free: 17.32 MB / 426.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 6.961e-05/0.5579, allocations: 52.23 kB / 468.9 MB, free: 17.32 MB / 426.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001621/0.5581, allocations: 335.7 kB / 469.2 MB, free: 16.99 MB / 426.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002341/0.5583, allocations: 307 kB / 469.5 MB, free: 16.82 MB / 426.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.336e-06/0.5583, allocations: 0.8125 kB / 469.5 MB, free: 16.82 MB / 426.7 MB Notification: Performance of matching and sorting (n=55) (initialization): time 0.0003468/0.5587, allocations: 300.8 kB / 469.8 MB, free: 16.78 MB / 426.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.517e-05/0.5587, allocations: 8.5 kB / 469.9 MB, free: 16.78 MB / 426.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.834e-06/0.5587, allocations: 10.53 kB / 469.9 MB, free: 16.77 MB / 426.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005869/0.5593, allocations: 200.7 kB / 470.1 MB, free: 16.77 MB / 426.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002066/0.5595, allocations: 117.5 kB / 470.2 MB, free: 16.77 MB / 426.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0002518/0.5597, allocations: 0.5419 MB / 470.7 MB, free: 16.25 MB / 426.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001646/0.5599, allocations: 52.97 kB / 470.8 MB, free: 16.22 MB / 426.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.584e-05/0.5599, allocations: 44.91 kB / 470.8 MB, free: 16.22 MB / 426.7 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 (52): * Single equations (assignments): 51 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,3)} Notification: Performance of prepare postOptimizeDAE: time 0.0001332/0.5601, allocations: 148.5 kB / 471 MB, free: 16.1 MB / 426.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.971e-05/0.5601, allocations: 48.89 kB / 471 MB, free: 16.09 MB / 426.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0006527/0.5608, allocations: 0.5584 MB / 471.6 MB, free: 15.95 MB / 426.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.767e-06/0.5608, allocations: 3.5 kB / 471.6 MB, free: 15.95 MB / 426.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.894e-06/0.5608, allocations: 0.625 kB / 471.6 MB, free: 15.95 MB / 426.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.559e-06/0.5608, allocations: 2.781 kB / 471.6 MB, free: 15.95 MB / 426.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0005188/0.5613, allocations: 0.5625 MB / 472.1 MB, free: 15.69 MB / 426.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.895e-06/0.5613, allocations: 2.438 kB / 472.1 MB, free: 15.69 MB / 426.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001024/0.5614, allocations: 54.27 kB / 472.2 MB, free: 15.69 MB / 426.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.000989/0.5624, allocations: 311.4 kB / 472.5 MB, free: 15.68 MB / 426.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.951e-05/0.5624, allocations: 9.531 kB / 472.5 MB, free: 15.68 MB / 426.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0002213/0.5626, allocations: 0.5515 MB / 473 MB, free: 15.16 MB / 426.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.176e-06/0.5627, allocations: 6.438 kB / 473.1 MB, free: 15.16 MB / 426.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0002362/0.5629, allocations: 323.1 kB / 473.4 MB, free: 14.97 MB / 426.7 MB Notification: Performance of postOpt removeConstants (simulation): time 4.276e-05/0.5629, allocations: 50.83 kB / 473.4 MB, free: 14.93 MB / 426.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.432e-05/0.563, allocations: 13.98 kB / 473.4 MB, free: 14.93 MB / 426.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001364/0.5631, allocations: 15.34 kB / 473.4 MB, free: 14.93 MB / 426.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.067e-05/0.5632, allocations: 25.84 kB / 473.5 MB, free: 14.93 MB / 426.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.88e-05/0.5632, allocations: 14.41 kB / 473.5 MB, free: 14.93 MB / 426.7 MB Notification: Performance of sorting global known variables: time 0.0001256/0.5633, allocations: 181.9 kB / 473.7 MB, free: 14.91 MB / 426.7 MB Notification: Performance of sort global known variables: time 5e-08/0.5633, allocations: 2.656 kB / 473.7 MB, free: 14.91 MB / 426.7 MB Notification: Performance of remove unused functions: time 0.000702/0.564, allocations: 348.2 kB / 474 MB, free: 14.84 MB / 426.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 7 * 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 (28): * Single equations (assignments): 27 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0007266/0.5647, allocations: 425.5 kB / 474.4 MB, free: 14.71 MB / 426.7 MB Notification: Performance of simCode: created initialization part: time 0.0003417/0.5651, allocations: 219.2 kB / 474.6 MB, free: 14.7 MB / 426.7 MB Notification: Performance of simCode: created event and clocks part: time 1.298e-05/0.5651, allocations: 6.656 kB / 474.6 MB, free: 14.7 MB / 426.7 MB Notification: Performance of simCode: created simulation system equations: time 0.0001025/0.5652, allocations: 92 kB / 474.7 MB, free: 14.69 MB / 426.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0007117/0.5659, allocations: 340.6 kB / 475.1 MB, free: 14.64 MB / 426.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001158/0.5671, allocations: 0.8721 MB / 475.9 MB, free: 14.16 MB / 426.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 7e-05/0.5671, allocations: 135.5 kB / 476.1 MB, free: 14.07 MB / 426.7 MB Notification: Performance of simCode: alias equations: time 0.0004422/0.5676, allocations: 191.8 kB / 476.3 MB, free: 14.03 MB / 426.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005129/0.5681, allocations: 322.8 kB / 476.6 MB, free: 13.97 MB / 426.7 MB Notification: Performance of SimCode: time 1.263e-06/0.5681, allocations: 0.9375 kB / 476.6 MB, free: 13.97 MB / 426.7 MB Notification: Performance of Templates: time 0.02085/0.5889, allocations: 18.84 MB / 495.4 MB, free: 10.77 MB / 426.7 MB " [Timeout remaining time 659] make -j1 -f ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.makefile [Timeout 660] (rm -f ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.sim & ./ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -emit_protected -lv LOG_STATS > ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.pipe 2>&1) [Timeout 240] diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/Fluid/Dissipation/TestCases/PressureLoss/Bend/Bend.csv","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 3.9928586897440255]