Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.1.0_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 0.001083/0.001083, allocations: 87.62 kB / 21.44 MB, free: 3.121 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 0.005209/0.005209, allocations: 159.9 kB / 24.7 MB, free: 9.434 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 0.8679/0.8679, allocations: 177.1 MB / 205 MB, free: 5.723 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo): time 0.2249/0.2249, allocations: 34.26 MB / 295.7 MB, free: 0.7188 MB / 266.7 MB " [Timeout remaining time 180] Using package ModelicaTest with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/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(ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5050,variableFilter="time|input_mflow.y|input_p.y|IN_p.ports.1..m_flow|IN_p.ports.1..p|IN_p.ports.1..h_outflow|OUT_dp.ports.1..m_flow|OUT_dp.ports.1..p|OUT_dp.ports.1..h_outflow|OUT_mflow.ports.1..m_flow|OUT_mflow.ports.1..p|OUT_mflow.ports.1..h_outflow|IN_mflow.ports.1..m_flow|IN_mflow.ports.1..p|IN_mflow.ports.1..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_4.1.0_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.1..m_flow|IN_p.ports.1..p|IN_p.ports.1..h_outflow|OUT_dp.ports.1..m_flow|OUT_dp.ports.1..p|OUT_dp.ports.1..h_outflow|OUT_mflow.ports.1..m_flow|OUT_mflow.ports.1..p|OUT_mflow.ports.1..h_outflow|IN_mflow.ports.1..m_flow|IN_mflow.ports.1..p|IN_mflow.ports.1..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_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.653e-06/1.653e-06, allocations: 0 / 443.4 MB, free: 1.152 MB / 410.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.037e-05/2.202e-05, allocations: 2.281 kB / 443.4 MB, free: 1.148 MB / 410.7 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend): time 0.2792/0.2792, allocations: 159.9 MB / 0.5892 GB, free: 340 kB / 490.7 MB Notification: Performance of NFInst.instExpressions: time 0.004694/0.2839, allocations: 4.623 MB / 0.5937 GB, free: 11.7 MB / 0.4948 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002844/0.2842, allocations: 23.81 kB / 0.5937 GB, free: 11.68 MB / 0.4948 GB Notification: Performance of NFTyping.typeComponents: time 0.0006399/0.2848, allocations: 329.6 kB / 0.5941 GB, free: 11.36 MB / 0.4948 GB Notification: Performance of NFTyping.typeBindings: time 0.002987/0.2878, allocations: 2.216 MB / 0.5962 GB, free: 9.137 MB / 0.4948 GB Notification: Performance of NFTyping.typeClassSections: time 0.00125/0.289, allocations: 0.9655 MB / 0.5972 GB, free: 8.18 MB / 0.4948 GB Notification: Performance of NFFlatten.flatten: time 0.001376/0.2904, allocations: 1.69 MB / 0.5988 GB, free: 6.488 MB / 0.4948 GB Notification: Performance of NFFlatten.resolveConnections: time 0.000376/0.2908, allocations: 370.4 kB / 0.5992 GB, free: 6.125 MB / 0.4948 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001082/0.2919, allocations: 1.11 MB / 0.6003 GB, free: 5.012 MB / 0.4948 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0003893/0.2923, allocations: 458.7 kB / 0.6007 GB, free: 4.562 MB / 0.4948 GB Notification: Performance of NFPackage.collectConstants: time 5.974e-05/0.2923, allocations: 60 kB / 0.6007 GB, free: 4.504 MB / 0.4948 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001358/0.2937, allocations: 1.279 MB / 0.602 GB, free: 3.223 MB / 0.4948 GB Notification: Performance of NFScalarize.scalarize: time 0.0001282/0.2938, allocations: 183.3 kB / 0.6022 GB, free: 3.043 MB / 0.4948 GB Notification: Performance of NFVerifyModel.verify: time 0.0001942/0.294, allocations: 278.9 kB / 0.6024 GB, free: 2.773 MB / 0.4948 GB Notification: Performance of NFConvertDAE.convert: time 0.001631/0.2956, allocations: 1.917 MB / 0.6043 GB, free: 0.8516 MB / 0.4948 GB Notification: Performance of FrontEnd - DAE generated: time 3.437e-06/0.2956, allocations: 0 / 0.6043 GB, free: 0.8516 MB / 0.4948 GB Notification: Performance of FrontEnd: time 2.505e-06/0.2956, allocations: 4 kB / 0.6043 GB, free: 0.8477 MB / 0.4948 GB Notification: Performance of Transformations before backend: time 7.755e-06/0.2956, allocations: 0 / 0.6043 GB, free: 0.8477 MB / 0.4948 GB 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 0.001543/0.2972, allocations: 1.08 MB / 0.6054 GB, free: 15.73 MB / 0.5105 GB Notification: Performance of prepare preOptimizeDAE: time 3.346e-05/0.2972, allocations: 12.03 kB / 0.6054 GB, free: 15.72 MB / 0.5105 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0006106/0.2978, allocations: 163.5 kB / 0.6055 GB, free: 15.56 MB / 0.5105 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005413/0.2984, allocations: 446.6 kB / 0.606 GB, free: 15.1 MB / 0.5105 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.173e-05/0.2984, allocations: 29 kB / 0.606 GB, free: 15.07 MB / 0.5105 GB Notification: Performance of preOpt expandDerOperator (simulation): time 4.369e-05/0.2984, allocations: 44 kB / 0.606 GB, free: 15.03 MB / 0.5105 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0007807/0.2992, allocations: 1.053 MB / 0.6071 GB, free: 13.83 MB / 0.5105 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.231e-05/0.2992, allocations: 0 / 0.6071 GB, free: 13.83 MB / 0.5105 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.217e-05/0.2993, allocations: 23.94 kB / 0.6071 GB, free: 13.8 MB / 0.5105 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.894e-06/0.2993, allocations: 8 kB / 0.6071 GB, free: 13.8 MB / 0.5105 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005287/0.2998, allocations: 499.5 kB / 0.6076 GB, free: 13.31 MB / 0.5105 GB 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 0.001574/0.3014, allocations: 1.998 MB / 0.6095 GB, free: 11.25 MB / 0.5105 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0003947/0.3018, allocations: 290.9 kB / 0.6098 GB, free: 10.95 MB / 0.5105 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001661/0.3019, allocations: 145.3 kB / 0.6099 GB, free: 10.81 MB / 0.5105 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001315/0.3021, allocations: 59.95 kB / 0.61 GB, free: 10.75 MB / 0.5105 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.361e-05/0.3021, allocations: 38.56 kB / 0.61 GB, free: 10.7 MB / 0.5105 GB Notification: Performance of pre-optimization done (n=35): time 1.312e-06/0.3021, allocations: 3.938 kB / 0.61 GB, free: 10.7 MB / 0.5105 GB Notification: Performance of matching and sorting (n=35): time 0.0009242/0.303, allocations: 0.6117 MB / 0.6106 GB, free: 10.08 MB / 0.5105 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.547e-05/0.3031, allocations: 162.2 kB / 0.6108 GB, free: 9.883 MB / 0.5105 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003015/0.3034, allocations: 445.7 kB / 0.6112 GB, free: 9.438 MB / 0.5105 GB Notification: Performance of collectPreVariables (initialization): time 3.104e-05/0.3034, allocations: 33.7 kB / 0.6112 GB, free: 9.398 MB / 0.5105 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001332/0.3035, allocations: 304.2 kB / 0.6115 GB, free: 9.098 MB / 0.5105 GB Notification: Performance of collectInitialBindings (initialization): time 6.786e-05/0.3036, allocations: 134.8 kB / 0.6117 GB, free: 8.965 MB / 0.5105 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003709/0.304, allocations: 118.2 kB / 0.6118 GB, free: 8.844 MB / 0.5105 GB Notification: Performance of setup shared object (initialization): time 8.966e-05/0.3041, allocations: 354.8 kB / 0.6121 GB, free: 8.488 MB / 0.5105 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000168/0.3042, allocations: 140.9 kB / 0.6122 GB, free: 8.352 MB / 0.5105 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002703/0.3045, allocations: 422.3 kB / 0.6126 GB, free: 7.84 MB / 0.5105 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004247/0.3049, allocations: 474.7 kB / 0.6131 GB, free: 7.312 MB / 0.5105 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.527e-06/0.3049, allocations: 0 / 0.6131 GB, free: 7.312 MB / 0.5105 GB Notification: Performance of matching and sorting (n=55) (initialization): time 0.0005866/0.3055, allocations: 0.5599 MB / 0.6136 GB, free: 6.742 MB / 0.5105 GB Notification: Performance of prepare postOptimizeDAE: time 1.447e-05/0.3055, allocations: 8 kB / 0.6137 GB, free: 6.734 MB / 0.5105 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.473e-06/0.3055, allocations: 4 kB / 0.6137 GB, free: 6.73 MB / 0.5105 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0007175/0.3063, allocations: 246.5 kB / 0.6139 GB, free: 6.488 MB / 0.5105 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002054/0.3065, allocations: 127.8 kB / 0.614 GB, free: 6.363 MB / 0.5105 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0002905/0.3068, allocations: 0.5836 MB / 0.6146 GB, free: 5.754 MB / 0.5105 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001557/0.3069, allocations: 49.41 kB / 0.6146 GB, free: 5.707 MB / 0.5105 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.037e-05/0.307, allocations: 52 kB / 0.6147 GB, free: 5.656 MB / 0.5105 GB 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 0.0001611/0.3071, allocations: 189.7 kB / 0.6149 GB, free: 5.461 MB / 0.5105 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 6.556e-05/0.3072, allocations: 55.61 kB / 0.6149 GB, free: 5.406 MB / 0.5105 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001068/0.3083, allocations: 1.1 MB / 0.616 GB, free: 4.289 MB / 0.5105 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.515e-06/0.3083, allocations: 0 / 0.616 GB, free: 4.289 MB / 0.5105 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.989e-06/0.3083, allocations: 4 kB / 0.616 GB, free: 4.285 MB / 0.5105 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.358e-06/0.3083, allocations: 7.984 kB / 0.616 GB, free: 4.277 MB / 0.5105 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0007372/0.309, allocations: 0.8359 MB / 0.6168 GB, free: 3.383 MB / 0.5105 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.146e-06/0.309, allocations: 4 kB / 0.6168 GB, free: 3.379 MB / 0.5105 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 9.774e-05/0.3091, allocations: 47.91 kB / 0.6169 GB, free: 3.332 MB / 0.5105 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001323/0.3104, allocations: 441.3 kB / 0.6173 GB, free: 2.898 MB / 0.5105 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.715e-05/0.3104, allocations: 12 kB / 0.6173 GB, free: 2.887 MB / 0.5105 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0002524/0.3107, allocations: 0.599 MB / 0.6179 GB, free: 2.262 MB / 0.5105 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.545e-06/0.3107, allocations: 6.094 kB / 0.6179 GB, free: 2.258 MB / 0.5105 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0004179/0.3111, allocations: 493.2 kB / 0.6184 GB, free: 1.738 MB / 0.5105 GB Notification: Performance of postOpt removeConstants (simulation): time 4.626e-05/0.3112, allocations: 59.53 kB / 0.6184 GB, free: 1.68 MB / 0.5105 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.638e-05/0.3112, allocations: 11.94 kB / 0.6184 GB, free: 1.668 MB / 0.5105 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001444/0.3114, allocations: 12 kB / 0.6184 GB, free: 1.656 MB / 0.5105 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.248e-05/0.3114, allocations: 31.94 kB / 0.6185 GB, free: 1.625 MB / 0.5105 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.023e-05/0.3114, allocations: 20.05 kB / 0.6185 GB, free: 1.605 MB / 0.5105 GB Notification: Performance of sorting global known variables: time 0.0004968/0.3119, allocations: 346.9 kB / 0.6188 GB, free: 1.266 MB / 0.5105 GB Notification: Performance of sort global known variables: time 2.4e-07/0.3119, allocations: 0 / 0.6188 GB, free: 1.266 MB / 0.5105 GB Notification: Performance of remove unused functions: time 0.0005654/0.3125, allocations: 378.8 kB / 0.6192 GB, free: 0.8945 MB / 0.5105 GB 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 0.0006242/0.3131, allocations: 450.1 kB / 0.6196 GB, free: 456 kB / 0.5105 GB Notification: Performance of simCode: created initialization part: time 0.0004732/0.3136, allocations: 359.5 kB / 0.62 GB, free: 96 kB / 0.5105 GB Notification: Performance of simCode: created event and clocks part: time 3.046e-06/0.3136, allocations: 4 kB / 0.62 GB, free: 92 kB / 0.5105 GB Notification: Performance of simCode: created simulation system equations: time 0.0001779/0.3138, allocations: 133.3 kB / 0.6201 GB, free: 15.96 MB / 0.5261 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0007741/0.3145, allocations: 337.4 kB / 0.6204 GB, free: 15.65 MB / 0.5261 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0009047/0.3154, allocations: 0.9093 MB / 0.6213 GB, free: 14.69 MB / 0.5261 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001544/0.3156, allocations: 267.6 kB / 0.6216 GB, free: 14.4 MB / 0.5261 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002203/0.3158, allocations: 132.4 kB / 0.6217 GB, free: 14.27 MB / 0.5261 GB Notification: Performance of SimCode: time 4.8e-07/0.3158, allocations: 0 / 0.6217 GB, free: 14.27 MB / 0.5261 GB Notification: Performance of Templates: time 0.1667/0.4825, allocations: 15.96 MB / 0.6373 GB, free: 165.9 MB / 0.5261 GB " [Timeout remaining time 660] make -j1 -f ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.makefile [Timeout 660] (rm -f ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.pipe ; mkfifo ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.pipe ; head -c 1048576 < ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.pipe >> ../files/ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.sim & ./ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.pipe 2>&1) [Timeout 480] diffSimulationResults("ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/ModelicaTest/Fluid/Dissipation/TestCases/PressureLoss/Bend/Bend.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Bend.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 7.297771196812391]