Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.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 0.001489/0.001489, allocations: 100.3 kB / 19.69 MB, free: 1.805 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 0.001673/0.001673, allocations: 209.9 kB / 22.99 MB, free: 4.602 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 1.368/1.368, allocations: 207.7 MB / 233.8 MB, free: 9.797 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 0.2223/0.2223, allocations: 44.26 MB / 330.3 MB, free: 9.406 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.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Media_TestsWithFluid_MediaTestModels_LinearFluid_LinearColdWater",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Media_TestsWithFluid_MediaTestModels_LinearFluid_LinearColdWater",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 0.002259/0.002259, allocations: 71.89 kB / 467.5 MB, free: 4.344 MB / 334.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1128/0.115, allocations: 61.04 MB / 0.5162 GB, free: 7.176 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater): time 0.02217/0.1372, allocations: 18.59 MB / 0.5343 GB, free: 4.512 MB / 414.1 MB Notification: Performance of NFInst.instExpressions: time 0.006607/0.1438, allocations: 3.987 MB / 0.5382 GB, free: 0.5156 MB / 414.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0005806/0.1444, allocations: 27.75 kB / 0.5382 GB, free: 500 kB / 414.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0008789/0.1453, allocations: 310 kB / 0.5385 GB, free: 188 kB / 414.1 MB Notification: Performance of NFTyping.typeBindings: time 0.2207/0.366, allocations: 0.8711 MB / 0.5394 GB, free: 9.801 MB / 414.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.002682/0.3686, allocations: 0.9155 MB / 0.5403 GB, free: 9.797 MB / 414.1 MB Notification: Performance of NFFlatten.flatten: time 0.002874/0.3715, allocations: 1.81 MB / 0.542 GB, free: 9.789 MB / 414.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0006854/0.3722, allocations: 401 kB / 0.5424 GB, free: 9.777 MB / 414.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.002173/0.3744, allocations: 0.9493 MB / 0.5434 GB, free: 9.777 MB / 414.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.001253/0.3756, allocations: 0.6582 MB / 0.544 GB, free: 9.715 MB / 414.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0001329/0.3758, allocations: 60.41 kB / 0.5441 GB, free: 9.715 MB / 414.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0007846/0.3765, allocations: 286 kB / 0.5443 GB, free: 9.707 MB / 414.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002819/0.3768, allocations: 263.5 kB / 0.5446 GB, free: 9.676 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0003708/0.3772, allocations: 333.4 kB / 0.5449 GB, free: 9.598 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.001321/0.3785, allocations: 1.083 MB / 0.546 GB, free: 9.461 MB / 414.1 MB Notification: Performance of FrontEnd - DAE generated: time 3.827e-06/0.3785, allocations: 0 / 0.546 GB, free: 9.461 MB / 414.1 MB Notification: Performance of FrontEnd: time 1.904e-06/0.3785, allocations: 1.188 kB / 0.546 GB, free: 9.461 MB / 414.1 MB Notification: Performance of Transformations before backend: time 1.207e-05/0.3785, allocations: 0 / 0.546 GB, free: 9.461 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: 130 * Number of variables: 130 Notification: Performance of Generate backend data structure: time 0.002077/0.3806, allocations: 0.9992 MB / 0.5469 GB, free: 8.938 MB / 414.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.302e-05/0.3807, allocations: 9.531 kB / 0.5469 GB, free: 8.938 MB / 414.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001186/0.3808, allocations: 97.61 kB / 0.547 GB, free: 8.898 MB / 414.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003518/0.3811, allocations: 90.94 kB / 0.5471 GB, free: 8.859 MB / 414.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.000925/0.3821, allocations: 483.8 kB / 0.5476 GB, free: 8.652 MB / 414.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001123/0.3822, allocations: 157.9 kB / 0.5477 GB, free: 8.527 MB / 414.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 8.76e-05/0.3823, allocations: 44.56 kB / 0.5478 GB, free: 8.527 MB / 414.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001321/0.3836, allocations: 1.103 MB / 0.5489 GB, free: 7.961 MB / 414.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.33e-05/0.3836, allocations: 4.688 kB / 0.5489 GB, free: 7.961 MB / 414.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.398e-05/0.3837, allocations: 21.11 kB / 0.5489 GB, free: 7.961 MB / 414.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.348e-05/0.3837, allocations: 43.23 kB / 0.5489 GB, free: 7.961 MB / 414.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001073/0.3848, allocations: 0.6415 MB / 0.5495 GB, free: 7.961 MB / 414.1 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 0.004186/0.389, allocations: 3.431 MB / 0.5529 GB, free: 5.969 MB / 414.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0008372/0.3898, allocations: 395.3 kB / 0.5533 GB, free: 5.941 MB / 414.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003112/0.3901, allocations: 190.4 kB / 0.5535 GB, free: 5.934 MB / 414.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0003146/0.3905, allocations: 55.77 kB / 0.5535 GB, free: 5.93 MB / 414.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.552e-05/0.3905, allocations: 42.44 kB / 0.5536 GB, free: 5.891 MB / 414.1 MB Notification: Performance of pre-optimization done (n=40): time 2.264e-06/0.3905, allocations: 0 / 0.5536 GB, free: 5.891 MB / 414.1 MB Notification: Performance of matching and sorting (n=45): time 0.002952/0.3934, allocations: 1.46 MB / 0.555 GB, free: 5.57 MB / 414.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 4.847e-05/0.3935, allocations: 136.2 kB / 0.5551 GB, free: 5.414 MB / 414.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0006244/0.3941, allocations: 0.5848 MB / 0.5557 GB, free: 5.266 MB / 414.1 MB Notification: Performance of collectPreVariables (initialization): time 3.802e-05/0.3941, allocations: 35.27 kB / 0.5557 GB, free: 5.234 MB / 414.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002183/0.3944, allocations: 365.6 kB / 0.5561 GB, free: 5.035 MB / 414.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001019/0.3945, allocations: 172.2 kB / 0.5562 GB, free: 4.926 MB / 414.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001886/0.3947, allocations: 137.8 kB / 0.5564 GB, free: 4.906 MB / 414.1 MB Notification: Performance of setup shared object (initialization): time 9.37e-05/0.3948, allocations: 375.9 kB / 0.5567 GB, free: 4.59 MB / 414.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003689/0.3951, allocations: 226.6 kB / 0.5569 GB, free: 4.59 MB / 414.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005046/0.3956, allocations: 0.5998 MB / 0.5575 GB, free: 4.105 MB / 414.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0009107/0.3965, allocations: 0.7789 MB / 0.5583 GB, free: 3.551 MB / 414.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.16e-06/0.3965, allocations: 2.281 kB / 0.5583 GB, free: 3.551 MB / 414.1 MB Notification: Performance of matching and sorting (n=88) (initialization): time 0.001714/0.3983, allocations: 0.9394 MB / 0.5592 GB, free: 3.211 MB / 414.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.553e-05/0.3983, allocations: 8.781 kB / 0.5592 GB, free: 3.211 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.592e-05/0.3983, allocations: 9.656 kB / 0.5592 GB, free: 3.211 MB / 414.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.00111/0.3994, allocations: 266 kB / 0.5595 GB, free: 3.152 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004337/0.3998, allocations: 128.8 kB / 0.5596 GB, free: 3.145 MB / 414.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0008328/0.4007, allocations: 0.8614 MB / 0.5604 GB, free: 2.492 MB / 414.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005285/0.4012, allocations: 30.33 kB / 0.5605 GB, free: 2.48 MB / 414.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.398e-05/0.4013, allocations: 33.7 kB / 0.5605 GB, free: 2.477 MB / 414.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 42 * Number of states: 0 () * Number of discrete variables: 4 (volume.regularFlow[1],volume.regularFlow[2],volume.inFlow[2],volume.inFlow[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (73): * Single equations (assignments): 72 * 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 {(2,14)} Notification: Performance of prepare postOptimizeDAE: time 0.0003248/0.4016, allocations: 243.8 kB / 0.5607 GB, free: 2.305 MB / 414.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001145/0.4017, allocations: 72.42 kB / 0.5608 GB, free: 2.266 MB / 414.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001311/0.403, allocations: 0.7153 MB / 0.5615 GB, free: 1.949 MB / 414.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.06e-05/0.403, allocations: 5.234 kB / 0.5615 GB, free: 1.949 MB / 414.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.541e-06/0.403, allocations: 8.438 kB / 0.5615 GB, free: 1.945 MB / 414.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.344e-06/0.403, allocations: 3.594 kB / 0.5615 GB, free: 1.945 MB / 414.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001991/0.405, allocations: 1.299 MB / 0.5628 GB, free: 1.246 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.171e-06/0.405, allocations: 6.734 kB / 0.5628 GB, free: 1.242 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009812/0.406, allocations: 192.9 kB / 0.563 GB, free: 1.238 MB / 414.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0002443/0.4063, allocations: 61.34 kB / 0.563 GB, free: 1.215 MB / 414.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.029e-05/0.4063, allocations: 16.03 kB / 0.563 GB, free: 1.207 MB / 414.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002322/0.4086, allocations: 2.771 MB / 0.5657 GB, free: 14.53 MB / 430.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.547e-06/0.4086, allocations: 2.219 kB / 0.5658 GB, free: 14.53 MB / 430.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001861/0.4105, allocations: 1.014 MB / 0.5667 GB, free: 13.98 MB / 430.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0003501/0.4108, allocations: 130.5 kB / 0.5669 GB, free: 13.91 MB / 430.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 9.712e-05/0.4109, allocations: 13.94 kB / 0.5669 GB, free: 13.91 MB / 430.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003693/0.4113, allocations: 22.08 kB / 0.5669 GB, free: 13.89 MB / 430.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 9.901e-05/0.4114, allocations: 42.44 kB / 0.5669 GB, free: 13.88 MB / 430.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.676e-05/0.4115, allocations: 20.75 kB / 0.567 GB, free: 13.88 MB / 430.1 MB Notification: Performance of sorting global known variables: time 0.0005692/0.412, allocations: 424.1 kB / 0.5674 GB, free: 13.69 MB / 430.1 MB Notification: Performance of sort global known variables: time 1.1e-07/0.412, allocations: 0 / 0.5674 GB, free: 13.69 MB / 430.1 MB Notification: Performance of remove unused functions: time 0.0008027/0.4128, allocations: 203.9 kB / 0.5676 GB, free: 13.66 MB / 430.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 2 (volume.medium.p,volume.medium.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 (47): * Single equations (assignments): 43 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.002471/0.4153, allocations: 1.684 MB / 0.5692 GB, free: 12.54 MB / 430.1 MB Notification: Performance of simCode: created initialization part: time 0.001245/0.4165, allocations: 0.5806 MB / 0.5698 GB, free: 12.34 MB / 430.1 MB Notification: Performance of simCode: created event and clocks part: time 3.787e-06/0.4165, allocations: 0.9688 kB / 0.5698 GB, free: 12.34 MB / 430.1 MB Notification: Performance of simCode: created simulation system equations: time 0.001168/0.4177, allocations: 477.1 kB / 0.5702 GB, free: 12.12 MB / 430.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001732/0.4194, allocations: 378.6 kB / 0.5706 GB, free: 12.01 MB / 430.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.009914/0.4294, allocations: 6.536 MB / 0.577 GB, free: 8.168 MB / 430.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003579/0.4297, allocations: 342.4 kB / 0.5773 GB, free: 8.043 MB / 430.1 MB Notification: Performance of simCode: alias equations: time 0.0007929/0.4305, allocations: 212.1 kB / 0.5775 GB, free: 8 MB / 430.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003608/0.4309, allocations: 229.9 kB / 0.5777 GB, free: 7.84 MB / 430.1 MB Notification: Performance of SimCode: time 1.042e-06/0.4309, allocations: 0 / 0.5777 GB, free: 7.84 MB / 430.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.06105/0.4919, allocations: 23.62 MB / 0.6008 GB, free: 6.648 MB / 446.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 13.89/14.38, allocations: 7.891 kB / 0.6008 GB, free: 6.641 MB / 446.1 MB " [Timeout remaining time 645] (rm -f ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.sim & python3 -m fmpy simulate --output-file ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater_res.csv --start-time 0 --stop-time 1.01 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.000201919 ModelicaTest_3_2_3_ModelicaTest_Media_TestsWithFluid_MediaTestModels_LinearFluid_LinearColdWater.fmu > ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.pipe 2>&1) [Timeout 52.5] diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater_res.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/Media/TestsWithFluid/MediaTestModels/LinearFluid/LinearColdWater/LinearColdWater.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.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: 17.352979969233274]