Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_twoPhaseOverall_KC.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 0.00175/0.00175, allocations: 111.1 kB / 20.44 MB, free: 1.062 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 0.002199/0.002199, allocations: 219.7 kB / 23.73 MB, free: 4.16 MB / 14.72 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 1.46/1.46, allocations: 230.6 MB / 257.5 MB, free: 7.805 MB / 206.1 MB " [Timeout remaining time 178] 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 0.2315/0.2315, allocations: 46.96 MB / 360.9 MB, free: 4.102 MB / 286.1 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: "" <> buildModelFMU(ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_twoPhaseOverall_KC,fileNamePrefix="ModelicaTest_4_1_0_ModelicaTest_Fluid_Dissipation_Verifications_HeatTransfer_StraightPipe_kc_twoPhaseOverall_KC",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_twoPhaseOverall_KC,fileNamePrefix="ModelicaTest_4_1_0_ModelicaTest_Fluid_Dissipation_Verifications_HeatTransfer_StraightPipe_kc_twoPhaseOverall_KC",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.002027/0.002027, allocations: 75.83 kB / 0.4962 GB, free: 7.633 MB / 366.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3462/0.3482, allocations: 66.03 MB / 0.5607 GB, free: 4.18 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_twoPhaseOverall_KC): time 0.004957/0.3532, allocations: 2.694 MB / 0.5633 GB, free: 1.469 MB / 398.1 MB Notification: Performance of NFInst.instExpressions: time 0.004184/0.3574, allocations: 2.317 MB / 0.5655 GB, free: 15.14 MB / 414.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002556/0.3576, allocations: 4 kB / 0.5655 GB, free: 15.14 MB / 414.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0004412/0.3581, allocations: 113 kB / 0.5657 GB, free: 15.03 MB / 414.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0005053/0.3586, allocations: 238.6 kB / 0.5659 GB, free: 14.8 MB / 414.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001497/0.3601, allocations: 0.5519 MB / 0.5664 GB, free: 14.25 MB / 414.1 MB Notification: Performance of NFFlatten.flatten: time 0.001063/0.3611, allocations: 0.9442 MB / 0.5673 GB, free: 13.3 MB / 414.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.00011/0.3613, allocations: 42.44 kB / 0.5674 GB, free: 13.24 MB / 414.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0005111/0.3618, allocations: 342 kB / 0.5677 GB, free: 12.91 MB / 414.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0005156/0.3623, allocations: 409.6 kB / 0.5681 GB, free: 12.5 MB / 414.1 MB Notification: Performance of NFPackage.collectConstants: time 6.795e-05/0.3623, allocations: 32 kB / 0.5681 GB, free: 12.47 MB / 414.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0009873/0.3633, allocations: 443.2 kB / 0.5686 GB, free: 12.04 MB / 414.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002648/0.3636, allocations: 274.6 kB / 0.5688 GB, free: 11.77 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0003698/0.364, allocations: 369.4 kB / 0.5692 GB, free: 11.41 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.001617/0.3656, allocations: 1.263 MB / 0.5704 GB, free: 10.14 MB / 414.1 MB Notification: Performance of FrontEnd - DAE generated: time 5.079e-06/0.3656, allocations: 0 / 0.5704 GB, free: 10.14 MB / 414.1 MB Notification: Performance of FrontEnd: time 2.534e-06/0.3656, allocations: 0 / 0.5704 GB, free: 10.14 MB / 414.1 MB Notification: Performance of Transformations before backend: time 1.303e-05/0.3656, allocations: 4 kB / 0.5704 GB, free: 10.13 MB / 414.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 275 * Number of variables: 275 Notification: Performance of Generate backend data structure: time 0.002419/0.368, allocations: 1.419 MB / 0.5718 GB, free: 8.676 MB / 414.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.926e-05/0.3681, allocations: 12.03 kB / 0.5718 GB, free: 8.664 MB / 414.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0002002/0.3683, allocations: 169 kB / 0.572 GB, free: 8.488 MB / 414.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007755/0.3691, allocations: 203.9 kB / 0.5722 GB, free: 8.289 MB / 414.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0009953/0.37, allocations: 481.5 kB / 0.5726 GB, free: 7.793 MB / 414.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 6.63e-05/0.3701, allocations: 69.94 kB / 0.5727 GB, free: 7.727 MB / 414.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001288/0.3702, allocations: 88 kB / 0.5728 GB, free: 7.641 MB / 414.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002223/0.3725, allocations: 1.427 MB / 0.5742 GB, free: 6.176 MB / 414.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.133e-05/0.3725, allocations: 0 / 0.5742 GB, free: 6.176 MB / 414.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.316e-05/0.3726, allocations: 43.98 kB / 0.5742 GB, free: 6.133 MB / 414.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001003/0.3727, allocations: 70.08 kB / 0.5743 GB, free: 6.062 MB / 414.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002358/0.375, allocations: 1.37 MB / 0.5756 GB, free: 4.684 MB / 414.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.004804/0.3798, allocations: 2.907 MB / 0.5784 GB, free: 1.691 MB / 414.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001374/0.3812, allocations: 0.6996 MB / 0.5791 GB, free: 0.9336 MB / 414.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006803/0.3819, allocations: 281.4 kB / 0.5794 GB, free: 0.6406 MB / 414.1 MB Notification: Performance of preOpt evalFunc (simulation): time 5.265e-05/0.3819, allocations: 16.16 kB / 0.5794 GB, free: 0.625 MB / 414.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.062e-05/0.382, allocations: 42.73 kB / 0.5795 GB, free: 0.5742 MB / 414.1 MB Notification: Performance of pre-optimization done (n=32): time 2.134e-06/0.382, allocations: 0 / 0.5795 GB, free: 0.5742 MB / 414.1 MB Notification: Performance of matching and sorting (n=32): time 0.002451/0.3844, allocations: 0.9435 MB / 0.5804 GB, free: 15.62 MB / 430.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001343/0.3846, allocations: 187.9 kB / 0.5806 GB, free: 15.4 MB / 430.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001839/0.3864, allocations: 1.373 MB / 0.5819 GB, free: 14.01 MB / 430.1 MB Notification: Performance of collectPreVariables (initialization): time 4.449e-05/0.3864, allocations: 29.95 kB / 0.5819 GB, free: 13.97 MB / 430.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.000554/0.387, allocations: 0.552 MB / 0.5825 GB, free: 13.41 MB / 430.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001249/0.3871, allocations: 126.9 kB / 0.5826 GB, free: 13.29 MB / 430.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002345/0.3874, allocations: 158.2 kB / 0.5827 GB, free: 13.13 MB / 430.1 MB Notification: Performance of setup shared object (initialization): time 0.000168/0.3875, allocations: 330 kB / 0.5831 GB, free: 12.8 MB / 430.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007139/0.3882, allocations: 297 kB / 0.5833 GB, free: 12.51 MB / 430.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.000981/0.3892, allocations: 0.6247 MB / 0.5839 GB, free: 11.73 MB / 430.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001797/0.391, allocations: 0.9769 MB / 0.5849 GB, free: 10.6 MB / 430.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.62e-06/0.391, allocations: 0 / 0.5849 GB, free: 10.6 MB / 430.1 MB Notification: Performance of matching and sorting (n=79) (initialization): time 0.00213/0.3932, allocations: 1.044 MB / 0.5859 GB, free: 9.547 MB / 430.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.371e-05/0.3932, allocations: 12.06 kB / 0.5859 GB, free: 9.535 MB / 430.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.629e-05/0.3932, allocations: 12 kB / 0.5859 GB, free: 9.523 MB / 430.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 3.125e-05/0.3932, allocations: 16 kB / 0.586 GB, free: 9.508 MB / 430.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0005984/0.3938, allocations: 159.7 kB / 0.5861 GB, free: 9.352 MB / 430.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.044e-05/0.3939, allocations: 19.94 kB / 0.5861 GB, free: 9.332 MB / 430.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007745/0.3946, allocations: 170.7 kB / 0.5863 GB, free: 9.164 MB / 430.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.434e-05/0.3947, allocations: 47.98 kB / 0.5863 GB, free: 9.117 MB / 430.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 51 * Number of states: 0 () * Number of discrete variables: 26 (IN_var_3[6].target,IN_var_3[5].target,IN_var_3[4].target,IN_var_3[3].target,IN_var_3[2].target,IN_var_3[1].target,IN_con_3[6].target,IN_con_3[5].target,IN_con_3[4].target,IN_con_3[3].target,IN_con_3[2].target,IN_con_3[1].target,IN_var_2.target,IN_con_2.target,IN_var_1[6].target,IN_var_1[5].target,IN_var_1[4].target,IN_var_1[3].target,IN_var_1[2].target,IN_var_1[1].target,IN_con_1[6].target,IN_con_1[5].target,IN_con_1[4].target,IN_con_1[3].target,IN_con_1[2].target,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 (79): * Single equations (assignments): 79 * 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 0.0005311/0.3952, allocations: 371.3 kB / 0.5867 GB, free: 8.742 MB / 430.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002445/0.3955, allocations: 131.1 kB / 0.5868 GB, free: 8.613 MB / 430.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001461/0.3969, allocations: 0.7626 MB / 0.5876 GB, free: 7.84 MB / 430.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.073e-06/0.3969, allocations: 4 kB / 0.5876 GB, free: 7.836 MB / 430.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.869e-06/0.3969, allocations: 0 / 0.5876 GB, free: 7.836 MB / 430.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.566e-06/0.397, allocations: 7.984 kB / 0.5876 GB, free: 7.828 MB / 430.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001178/0.3981, allocations: 0.6275 MB / 0.5882 GB, free: 7.152 MB / 430.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.729e-06/0.3981, allocations: 3.938 kB / 0.5882 GB, free: 7.148 MB / 430.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004392/0.3986, allocations: 107.9 kB / 0.5883 GB, free: 7.043 MB / 430.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 6.192e-06/0.3986, allocations: 4 kB / 0.5883 GB, free: 7.039 MB / 430.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.016e-05/0.3986, allocations: 16 kB / 0.5883 GB, free: 7.023 MB / 430.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 5.501e-06/0.3986, allocations: 4 kB / 0.5883 GB, free: 7.02 MB / 430.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.087e-06/0.3986, allocations: 4 kB / 0.5883 GB, free: 7.016 MB / 430.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001718/0.4004, allocations: 1.166 MB / 0.5895 GB, free: 5.828 MB / 430.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0002786/0.4006, allocations: 131 kB / 0.5896 GB, free: 5.699 MB / 430.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001333/0.4008, allocations: 8 kB / 0.5896 GB, free: 5.691 MB / 430.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006043/0.4014, allocations: 35.95 kB / 0.5896 GB, free: 5.656 MB / 430.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001161/0.4015, allocations: 43.88 kB / 0.5897 GB, free: 5.613 MB / 430.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.259e-05/0.4015, allocations: 20 kB / 0.5897 GB, free: 5.594 MB / 430.1 MB Notification: Performance of sorting global known variables: time 0.001215/0.4027, allocations: 0.9391 MB / 0.5906 GB, free: 4.652 MB / 430.1 MB Notification: Performance of sort global known variables: time 6e-08/0.4027, allocations: 0 / 0.5906 GB, free: 4.652 MB / 430.1 MB Notification: Performance of remove unused functions: time 0.001058/0.4038, allocations: 299.5 kB / 0.5909 GB, free: 4.359 MB / 430.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 6 * 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 (32): * Single equations (assignments): 32 * 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 0.002509/0.4063, allocations: 1.87 MB / 0.5927 GB, free: 2.461 MB / 430.1 MB Notification: Performance of simCode: created initialization part: time 0.00165/0.408, allocations: 0.6854 MB / 0.5934 GB, free: 1.777 MB / 430.1 MB Notification: Performance of simCode: created event and clocks part: time 4.769e-06/0.408, allocations: 4 kB / 0.5934 GB, free: 1.773 MB / 430.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0007157/0.4087, allocations: 295.7 kB / 0.5937 GB, free: 1.484 MB / 430.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001409/0.4101, allocations: 258.6 kB / 0.5939 GB, free: 1.23 MB / 430.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01663/0.4267, allocations: 11.21 MB / 0.6049 GB, free: 5.512 MB / 446.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006267/0.4274, allocations: 0.561 MB / 0.6054 GB, free: 4.922 MB / 446.1 MB Notification: Performance of simCode: alias equations: time 0.0009178/0.4283, allocations: 398.6 kB / 0.6058 GB, free: 4.527 MB / 446.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005453/0.4288, allocations: 395.3 kB / 0.6062 GB, free: 4.141 MB / 446.1 MB Notification: Performance of SimCode: time 1.012e-06/0.4288, allocations: 0 / 0.6062 GB, free: 4.141 MB / 446.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.06848/0.4973, allocations: 30.22 MB / 0.6357 GB, free: 6.41 MB / 478.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 11.99/12.49, allocations: 4 kB / 0.6357 GB, free: 6.406 MB / 478.1 MB " [Timeout remaining time 647] (rm -f ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_twoPhaseOverall_KC.pipe ; mkfifo ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_twoPhaseOverall_KC.pipe ; head -c 1048576 < ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_twoPhaseOverall_KC.pipe >> ../files/ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_twoPhaseOverall_KC.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_twoPhaseOverall_KC_res.mat --tempDir=temp_ModelicaTest_4_1_0_ModelicaTest_Fluid_Dissipation_Verifications_HeatTransfer_StraightPipe_kc_twoPhaseOverall_KC_fmu --startTime=0 --stopTime=1.01 --stepSize=0.000201839 --timeout=50 --tolerance=1e-05 ModelicaTest_4_1_0_ModelicaTest_Fluid_Dissipation_Verifications_HeatTransfer_StraightPipe_kc_twoPhaseOverall_KC.fmu > ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_twoPhaseOverall_KC.pipe 2>&1) [Timeout 52.5] diffSimulationResults("ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_twoPhaseOverall_KC_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/ModelicaTest/Fluid/Dissipation/Verifications/HeatTransfer/StraightPipe/kc_twoPhaseOverall_KC/kc_twoPhaseOverall_KC.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.Verifications.HeatTransfer.StraightPipe.kc_twoPhaseOverall_KC.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: 16.152532145846635]