Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_trunk_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.001856/0.001856, allocations: 81.86 kB / 21.25 MB, free: 0.5469 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.001493/0.001493, allocations: 160.9 kB / 24.5 MB, free: 3.719 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.463/1.463, allocations: 177.1 MB / 204.7 MB, free: 8.949 MB / 190.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/package.mo): time 0.234/0.234, allocations: 34.26 MB / 295.4 MB, free: 14.49 MB / 286.1 MB " [Timeout remaining time 180] Using package ModelicaTest with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/package.mo) Using package Modelica with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo) Using package Complex with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo) Using package ModelicaServices with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo) Running command: translateModel(ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar,tolerance=1e-07,outputFormat="mat",numberOfIntervals=5004,variableFilter="time|cp.1.|cp.2.|cp.3.|eta.1.|eta.2.|eta.3.|lambda.1.|lambda.2.|lambda.3.|rho.1.|rho.2.|rho.3.|m_flow.1.|m_flow.2.|m_flow.3.|Re_1.1.|Re_1.2.|Re_1.3.|Nu_1.1.|Nu_1.2.|Nu_1.3.|Nu_2.1.|Nu_2.2.|Nu_2.3.|Nu_3.1.|Nu_3.2.|Nu_3.3.|Nu_4.1.|Nu_4.2.|Nu_4.3.|Re|Pr.1.|Pr.2.|Pr.3.|input_mflow_0.y|input_mflow_1.y|input_mflow_2.y",fileNamePrefix="ModelicaTest_trunk_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar") translateModel(ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar,tolerance=1e-07,outputFormat="mat",numberOfIntervals=5004,variableFilter="time|cp.1.|cp.2.|cp.3.|eta.1.|eta.2.|eta.3.|lambda.1.|lambda.2.|lambda.3.|rho.1.|rho.2.|rho.3.|m_flow.1.|m_flow.2.|m_flow.3.|Re_1.1.|Re_1.2.|Re_1.3.|Nu_1.1.|Nu_1.2.|Nu_1.3.|Nu_2.1.|Nu_2.2.|Nu_2.3.|Nu_3.1.|Nu_3.2.|Nu_3.3.|Nu_4.1.|Nu_4.2.|Nu_4.3.|Re|Pr.1.|Pr.2.|Pr.3.|input_mflow_0.y|input_mflow_1.y|input_mflow_2.y",fileNamePrefix="ModelicaTest_trunk_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.002468/0.002468, allocations: 79.88 kB / 443.2 MB, free: 6.453 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3172/0.3197, allocations: 66.05 MB / 0.4973 GB, free: 29.8 MB / 446.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar): time 0.002955/0.3226, allocations: 2.148 MB / 0.4994 GB, free: 28.37 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.001477/0.3241, allocations: 1.074 MB / 0.5004 GB, free: 27.67 MB / 446.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 9.183e-05/0.3242, allocations: 3.406 kB / 0.5005 GB, free: 27.67 MB / 446.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0002724/0.3245, allocations: 69.53 kB / 0.5005 GB, free: 27.64 MB / 446.1 MB Notification: Performance of NFTyping.typeBindings: time 0.000221/0.3247, allocations: 113 kB / 0.5006 GB, free: 27.57 MB / 446.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0005031/0.3252, allocations: 185.8 kB / 0.5008 GB, free: 27.5 MB / 446.1 MB Notification: Performance of NFFlatten.flatten: time 0.0004117/0.3256, allocations: 0.4936 MB / 0.5013 GB, free: 27.29 MB / 446.1 MB Notification: Performance of NFFlatten.resolveConnections: time 7.344e-05/0.3257, allocations: 21.69 kB / 0.5013 GB, free: 27.27 MB / 446.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0002175/0.3259, allocations: 180.4 kB / 0.5015 GB, free: 27.19 MB / 446.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0002065/0.3261, allocations: 195.8 kB / 0.5017 GB, free: 27.11 MB / 446.1 MB Notification: Performance of NFPackage.collectConstants: time 3.668e-05/0.3261, allocations: 12.25 kB / 0.5017 GB, free: 27.11 MB / 446.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0002832/0.3264, allocations: 145.6 kB / 0.5018 GB, free: 27.08 MB / 446.1 MB Notification: Performance of NFScalarize.scalarize: time 8.917e-05/0.3265, allocations: 102.5 kB / 0.5019 GB, free: 27.03 MB / 446.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0001258/0.3266, allocations: 156.2 kB / 0.5021 GB, free: 26.95 MB / 446.1 MB Notification: Performance of NFConvertDAE.convert: time 0.0005073/0.3271, allocations: 0.5466 MB / 0.5026 GB, free: 26.74 MB / 446.1 MB Notification: Performance of FrontEnd - DAE generated: time 5.009e-06/0.3271, allocations: 4 kB / 0.5026 GB, free: 26.74 MB / 446.1 MB Notification: Performance of FrontEnd: time 1.573e-06/0.3271, allocations: 3.938 kB / 0.5026 GB, free: 26.73 MB / 446.1 MB Notification: Performance of Transformations before backend: time 1.341e-05/0.3272, allocations: 0 / 0.5026 GB, free: 26.73 MB / 446.1 MB 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 0.001052/0.3282, allocations: 0.6863 MB / 0.5033 GB, free: 26.25 MB / 446.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.253e-05/0.3282, allocations: 9.344 kB / 0.5033 GB, free: 26.25 MB / 446.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0004175/0.3287, allocations: 90.95 kB / 0.5034 GB, free: 26.22 MB / 446.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003643/0.329, allocations: 256.2 kB / 0.5036 GB, free: 26.03 MB / 446.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.153e-05/0.3291, allocations: 36.19 kB / 0.5036 GB, free: 26.01 MB / 446.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 5.292e-05/0.3291, allocations: 43.72 kB / 0.5037 GB, free: 26 MB / 446.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0008569/0.33, allocations: 0.6524 MB / 0.5043 GB, free: 25.77 MB / 446.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.699e-05/0.33, allocations: 0 / 0.5043 GB, free: 25.77 MB / 446.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.615e-05/0.33, allocations: 15.22 kB / 0.5043 GB, free: 25.75 MB / 446.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.572e-05/0.3301, allocations: 34.17 kB / 0.5044 GB, free: 25.75 MB / 446.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0007895/0.3308, allocations: 480.6 kB / 0.5048 GB, free: 25.64 MB / 446.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001528/0.3324, allocations: 1.271 MB / 0.5061 GB, free: 24.9 MB / 446.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0004987/0.3329, allocations: 294.7 kB / 0.5064 GB, free: 24.79 MB / 446.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002971/0.3332, allocations: 145.7 kB / 0.5065 GB, free: 24.75 MB / 446.1 MB Notification: Performance of preOpt evalFunc (simulation): time 5.374e-05/0.3332, allocations: 13.39 kB / 0.5065 GB, free: 24.74 MB / 446.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.638e-05/0.3332, allocations: 37.5 kB / 0.5065 GB, free: 24.7 MB / 446.1 MB Notification: Performance of pre-optimization done (n=20): time 1.623e-06/0.3332, allocations: 0 / 0.5065 GB, free: 24.7 MB / 446.1 MB Notification: Performance of matching and sorting (n=20): time 0.001123/0.3344, allocations: 479.2 kB / 0.507 GB, free: 24.6 MB / 446.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 3.285e-05/0.3344, allocations: 109.5 kB / 0.5071 GB, free: 24.47 MB / 446.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001987/0.3346, allocations: 264.7 kB / 0.5074 GB, free: 24.32 MB / 446.1 MB Notification: Performance of collectPreVariables (initialization): time 2.02e-05/0.3346, allocations: 28.77 kB / 0.5074 GB, free: 24.29 MB / 446.1 MB Notification: Performance of collectInitialEqns (initialization): time 9.307e-05/0.3347, allocations: 253.1 kB / 0.5076 GB, free: 24.08 MB / 446.1 MB Notification: Performance of collectInitialBindings (initialization): time 4.255e-05/0.3347, allocations: 75.59 kB / 0.5077 GB, free: 24.02 MB / 446.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001048/0.3349, allocations: 82 kB / 0.5078 GB, free: 23.98 MB / 446.1 MB Notification: Performance of setup shared object (initialization): time 4.721e-05/0.3349, allocations: 331.9 kB / 0.5081 GB, free: 23.66 MB / 446.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003327/0.3352, allocations: 158.6 kB / 0.5082 GB, free: 23.63 MB / 446.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003648/0.3356, allocations: 281.2 kB / 0.5085 GB, free: 23.46 MB / 446.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0007139/0.3363, allocations: 449.8 kB / 0.5089 GB, free: 23.24 MB / 446.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.106e-06/0.3363, allocations: 2.812 kB / 0.5089 GB, free: 23.24 MB / 446.1 MB Notification: Performance of matching and sorting (n=36) (initialization): time 0.0008735/0.3372, allocations: 484.6 kB / 0.5094 GB, free: 23.11 MB / 446.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.773e-05/0.3372, allocations: 6.25 kB / 0.5094 GB, free: 23.11 MB / 446.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.612e-05/0.3373, allocations: 41.19 kB / 0.5095 GB, free: 23.11 MB / 446.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 2.432e-05/0.3373, allocations: 9.062 kB / 0.5095 GB, free: 23.11 MB / 446.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002155/0.3375, allocations: 38.83 kB / 0.5095 GB, free: 23.1 MB / 446.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.1e-05/0.3375, allocations: 13.88 kB / 0.5095 GB, free: 23.09 MB / 446.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002407/0.3378, allocations: 48.86 kB / 0.5096 GB, free: 23.07 MB / 446.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.553e-05/0.3378, allocations: 21.97 kB / 0.5096 GB, free: 23.07 MB / 446.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 18 * Number of states: 0 () * Number of discrete variables: 12 (m_flow_IN_con_4[3].target,m_flow_IN_con_4[2].target,m_flow_IN_con_4[1].target,m_flow_IN_con_3[3].target,m_flow_IN_con_3[2].target,m_flow_IN_con_3[1].target,m_flow_IN_con_2[3].target,m_flow_IN_con_2[2].target,m_flow_IN_con_2[1].target,m_flow_IN_con_1[3].target,m_flow_IN_con_1[2].target,m_flow_IN_con_1[1].target) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (33): * Single equations (assignments): 21 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 12 * 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 0.0001949/0.338, allocations: 217.3 kB / 0.5098 GB, free: 22.92 MB / 446.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 9.315e-05/0.3381, allocations: 21.48 kB / 0.5098 GB, free: 22.91 MB / 446.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0008508/0.3389, allocations: 421.7 kB / 0.5102 GB, free: 22.77 MB / 446.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.003e-05/0.3389, allocations: 5.734 kB / 0.5102 GB, free: 22.77 MB / 446.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.442e-06/0.339, allocations: 13.09 kB / 0.5102 GB, free: 22.76 MB / 446.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.029e-06/0.339, allocations: 1.812 kB / 0.5102 GB, free: 22.76 MB / 446.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0004617/0.3394, allocations: 302.2 kB / 0.5105 GB, free: 22.58 MB / 446.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.476e-05/0.3395, allocations: 36.86 kB / 0.5106 GB, free: 22.57 MB / 446.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001523/0.3396, allocations: 24.25 kB / 0.5106 GB, free: 22.57 MB / 446.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 3.667e-06/0.3396, allocations: 1.828 kB / 0.5106 GB, free: 22.57 MB / 446.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.668e-05/0.3397, allocations: 16.64 kB / 0.5106 GB, free: 22.57 MB / 446.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.777e-06/0.3397, allocations: 2.953 kB / 0.5106 GB, free: 22.57 MB / 446.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.493e-06/0.3397, allocations: 0 / 0.5106 GB, free: 22.57 MB / 446.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0008364/0.3405, allocations: 0.5888 MB / 0.5112 GB, free: 22.23 MB / 446.1 MB Notification: Performance of postOpt removeConstants (simulation): time 4.254e-05/0.3406, allocations: 24.94 kB / 0.5112 GB, free: 22.21 MB / 446.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.025e-05/0.3406, allocations: 6.703 kB / 0.5112 GB, free: 22.21 MB / 446.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002617/0.3409, allocations: 16.88 kB / 0.5112 GB, free: 22.21 MB / 446.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 8.469e-05/0.3409, allocations: 26.92 kB / 0.5112 GB, free: 22.2 MB / 446.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.861e-05/0.341, allocations: 14.16 kB / 0.5113 GB, free: 22.2 MB / 446.1 MB Notification: Performance of sorting global known variables: time 0.0001479/0.3411, allocations: 186.5 kB / 0.5114 GB, free: 22.08 MB / 446.1 MB Notification: Performance of sort global known variables: time 8e-08/0.3411, allocations: 0 / 0.5114 GB, free: 22.08 MB / 446.1 MB Notification: Performance of remove unused functions: time 0.0006176/0.3417, allocations: 158 kB / 0.5116 GB, free: 22.04 MB / 446.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * 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 (17): * Single equations (assignments): 5 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 12 * 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 0.0002539/0.342, allocations: 155.5 kB / 0.5117 GB, free: 21.93 MB / 446.1 MB Notification: Performance of simCode: created initialization part: time 0.0009442/0.3429, allocations: 0.6519 MB / 0.5124 GB, free: 21.5 MB / 446.1 MB Notification: Performance of simCode: created event and clocks part: time 2.294e-06/0.3429, allocations: 4.188 kB / 0.5124 GB, free: 21.5 MB / 446.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0004511/0.3434, allocations: 479.6 kB / 0.5128 GB, free: 21.09 MB / 446.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005283/0.3439, allocations: 31.73 kB / 0.5129 GB, free: 21.08 MB / 446.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001549/0.3455, allocations: 0.8726 MB / 0.5137 GB, free: 20.68 MB / 446.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002872/0.3458, allocations: 267.7 kB / 0.514 GB, free: 20.59 MB / 446.1 MB Notification: Performance of simCode: alias equations: time 0.0001414/0.3459, allocations: 50.23 kB / 0.514 GB, free: 20.57 MB / 446.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 4.7e-05/0.3459, allocations: 18.98 kB / 0.514 GB, free: 20.57 MB / 446.1 MB Notification: Performance of SimCode: time 5.11e-07/0.3459, allocations: 0 / 0.514 GB, free: 20.57 MB / 446.1 MB Notification: Performance of Templates: time 0.01141/0.3573, allocations: 5.542 MB / 0.5194 GB, free: 19.91 MB / 446.1 MB " [Timeout remaining time 660] make -j1 -f ModelicaTest_trunk_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar.makefile [Timeout 660] (rm -f ModelicaTest_trunk_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar.pipe ; mkfifo ModelicaTest_trunk_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar.pipe ; head -c 1048576 < ModelicaTest_trunk_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar.pipe >> ../files/ModelicaTest_trunk_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar.sim & ./ModelicaTest_trunk_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar -abortSlowSimulation -alarm=480 -s ida -emit_protected -lv LOG_STATS > ModelicaTest_trunk_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar.pipe 2>&1) [Timeout 480] diffSimulationResults("ModelicaTest_trunk_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/ModelicaTest/Fluid/Dissipation/Verifications/HeatTransfer/StraightPipe/kc_laminar/kc_laminar.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_trunk_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_laminar.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: 5.172971536987461]