Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs.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 0.001868/0.001868, 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 trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.002276/0.002276, allocations: 211.9 kB / 23.73 MB, free: 4.164 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 1.538/1.538, allocations: 230.5 MB / 257.4 MB, free: 7.785 MB / 206.1 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 0.2541/0.2541, allocations: 46.95 MB / 360.8 MB, free: 3.926 MB / 286.1 MB " [Timeout remaining time 179] 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: "" <> buildModelFMU(ModelicaTest.Rotational.GenerationOfFMUs,fileNamePrefix="ModelicaTest_trunk_ModelicaTest_Rotational_GenerationOfFMUs",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.Rotational.GenerationOfFMUs,fileNamePrefix="ModelicaTest_trunk_ModelicaTest_Rotational_GenerationOfFMUs",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.003832/0.003832, allocations: 79.88 kB / 0.4961 GB, free: 7.57 MB / 366.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3535/0.3573, allocations: 66.09 MB / 0.5607 GB, free: 4.02 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Rotational.GenerationOfFMUs): time 0.007876/0.3652, allocations: 5.128 MB / 0.5657 GB, free: 14.87 MB / 414.1 MB Notification: Performance of NFInst.instExpressions: time 0.004583/0.3698, allocations: 2.259 MB / 0.5679 GB, free: 12.6 MB / 414.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0009612/0.3708, allocations: 51.56 kB / 0.5679 GB, free: 12.55 MB / 414.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0005868/0.3714, allocations: 230 kB / 0.5682 GB, free: 12.32 MB / 414.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0005826/0.3719, allocations: 186.2 kB / 0.5683 GB, free: 12.14 MB / 414.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001272/0.3732, allocations: 474.9 kB / 0.5688 GB, free: 11.68 MB / 414.1 MB Notification: Performance of NFFlatten.flatten: time 0.001392/0.3746, allocations: 1.106 MB / 0.5699 GB, free: 10.56 MB / 414.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0007344/0.3753, allocations: 405.8 kB / 0.5703 GB, free: 10.15 MB / 414.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0005718/0.3759, allocations: 382.7 kB / 0.5706 GB, free: 9.773 MB / 414.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.000434/0.3763, allocations: 350 kB / 0.571 GB, free: 9.43 MB / 414.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0001254/0.3765, allocations: 92 kB / 0.571 GB, free: 9.34 MB / 414.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0002909/0.3768, allocations: 152 kB / 0.5712 GB, free: 9.191 MB / 414.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002093/0.377, allocations: 219.2 kB / 0.5714 GB, free: 8.977 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0003703/0.3773, allocations: 386.2 kB / 0.5718 GB, free: 8.598 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.001476/0.3788, allocations: 1.286 MB / 0.573 GB, free: 7.309 MB / 414.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.849e-06/0.3788, allocations: 0 / 0.573 GB, free: 7.309 MB / 414.1 MB Notification: Performance of FrontEnd: time 1.322e-06/0.3788, allocations: 3.938 kB / 0.573 GB, free: 7.305 MB / 414.1 MB Notification: Performance of Transformations before backend: time 2.25e-05/0.3788, allocations: 0 / 0.573 GB, free: 7.305 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: 230 * Number of variables: 230 Notification: Performance of Generate backend data structure: time 0.001883/0.3807, allocations: 1.085 MB / 0.5741 GB, free: 6.188 MB / 414.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.311e-05/0.3808, allocations: 8.031 kB / 0.5741 GB, free: 6.18 MB / 414.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001843/0.381, allocations: 147.9 kB / 0.5742 GB, free: 6.027 MB / 414.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003121/0.3813, allocations: 124.2 kB / 0.5744 GB, free: 5.906 MB / 414.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001102/0.3824, allocations: 0.5145 MB / 0.5749 GB, free: 5.363 MB / 414.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.887e-05/0.3825, allocations: 70 kB / 0.5749 GB, free: 5.293 MB / 414.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001449/0.3826, allocations: 95.94 kB / 0.575 GB, free: 5.199 MB / 414.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001654/0.3843, allocations: 0.8853 MB / 0.5759 GB, free: 4.254 MB / 414.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 4.24e-05/0.3843, allocations: 7.984 kB / 0.5759 GB, free: 4.246 MB / 414.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.077e-05/0.3844, allocations: 36 kB / 0.5759 GB, free: 4.211 MB / 414.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.329e-05/0.3844, allocations: 24 kB / 0.5759 GB, free: 4.188 MB / 414.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001018/0.3854, allocations: 0.5268 MB / 0.5765 GB, free: 3.656 MB / 414.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.00437/0.3898, allocations: 3.318 MB / 0.5797 GB, free: 196 kB / 414.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0006151/0.3904, allocations: 207.1 kB / 0.5799 GB, free: 15.97 MB / 430.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001942/0.3906, allocations: 100.8 kB / 0.58 GB, free: 15.87 MB / 430.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0001285/0.3907, allocations: 23.98 kB / 0.58 GB, free: 15.85 MB / 430.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.121e-05/0.3907, allocations: 30.56 kB / 0.58 GB, free: 15.81 MB / 430.1 MB Notification: Performance of pre-optimization done (n=30): time 2.806e-06/0.3907, allocations: 0 / 0.58 GB, free: 15.81 MB / 430.1 MB Notification: Performance of matching and sorting (n=35): time 0.002659/0.3934, allocations: 1.154 MB / 0.5812 GB, free: 14.59 MB / 430.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 5.982e-05/0.3935, allocations: 63.28 kB / 0.5812 GB, free: 14.52 MB / 430.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004974/0.394, allocations: 409.8 kB / 0.5816 GB, free: 14.11 MB / 430.1 MB Notification: Performance of collectPreVariables (initialization): time 3.479e-05/0.394, allocations: 33.7 kB / 0.5817 GB, free: 14.07 MB / 430.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.000387/0.3944, allocations: 487.3 kB / 0.5821 GB, free: 13.59 MB / 430.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001116/0.3945, allocations: 138.8 kB / 0.5823 GB, free: 13.46 MB / 430.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001476/0.3946, allocations: 102.2 kB / 0.5823 GB, free: 13.35 MB / 430.1 MB Notification: Performance of setup shared object (initialization): time 0.0001928/0.3948, allocations: 358.8 kB / 0.5827 GB, free: 12.99 MB / 430.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002226/0.3951, allocations: 117.2 kB / 0.5828 GB, free: 12.88 MB / 430.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.000416/0.3955, allocations: 307 kB / 0.5831 GB, free: 12.49 MB / 430.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0006975/0.3962, allocations: 459.6 kB / 0.5835 GB, free: 11.95 MB / 430.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.745e-06/0.3962, allocations: 12 kB / 0.5835 GB, free: 11.94 MB / 430.1 MB Notification: Performance of matching and sorting (n=70) (initialization): time 0.0008406/0.397, allocations: 0.5093 MB / 0.584 GB, free: 11.42 MB / 430.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.236e-05/0.397, allocations: 8 kB / 0.5841 GB, free: 11.41 MB / 430.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.219e-05/0.3971, allocations: 8 kB / 0.5841 GB, free: 11.41 MB / 430.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.000236/0.3973, allocations: 40.84 kB / 0.5841 GB, free: 11.36 MB / 430.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003861/0.3977, allocations: 127.8 kB / 0.5842 GB, free: 11.24 MB / 430.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.000502/0.3982, allocations: 0.5562 MB / 0.5848 GB, free: 10.66 MB / 430.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002107/0.3984, allocations: 20.42 kB / 0.5848 GB, free: 10.64 MB / 430.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.801e-05/0.3984, allocations: 35.94 kB / 0.5848 GB, free: 10.6 MB / 430.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 28 * 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 (68): * Single equations (assignments): 67 * 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 {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0003664/0.3988, allocations: 229.6 kB / 0.585 GB, free: 10.37 MB / 430.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 9.058e-05/0.3989, allocations: 55.61 kB / 0.5851 GB, free: 10.31 MB / 430.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0006565/0.3996, allocations: 323 kB / 0.5854 GB, free: 9.988 MB / 430.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.013e-06/0.3996, allocations: 4 kB / 0.5854 GB, free: 9.984 MB / 430.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.849e-06/0.3996, allocations: 0 / 0.5854 GB, free: 9.984 MB / 430.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.142e-05/0.3996, allocations: 12.02 kB / 0.5854 GB, free: 9.973 MB / 430.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001571/0.4011, allocations: 0.9918 MB / 0.5864 GB, free: 8.914 MB / 430.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.189e-06/0.4012, allocations: 4 kB / 0.5864 GB, free: 8.91 MB / 430.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003328/0.4015, allocations: 75.91 kB / 0.5865 GB, free: 8.836 MB / 430.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001313/0.4016, allocations: 40.77 kB / 0.5865 GB, free: 8.793 MB / 430.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.47e-05/0.4016, allocations: 8 kB / 0.5865 GB, free: 8.785 MB / 430.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0004186/0.4021, allocations: 0.5448 MB / 0.587 GB, free: 8.215 MB / 430.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.682e-06/0.4021, allocations: 8 kB / 0.587 GB, free: 8.207 MB / 430.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0008902/0.403, allocations: 0.5562 MB / 0.5876 GB, free: 7.613 MB / 430.1 MB Notification: Performance of postOpt removeConstants (simulation): time 8.838e-05/0.403, allocations: 47.66 kB / 0.5876 GB, free: 7.566 MB / 430.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.987e-05/0.4031, allocations: 8 kB / 0.5876 GB, free: 7.559 MB / 430.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001524/0.4032, allocations: 8 kB / 0.5876 GB, free: 7.551 MB / 430.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 8.473e-05/0.4033, allocations: 31.89 kB / 0.5877 GB, free: 7.52 MB / 430.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.371e-05/0.4034, allocations: 8 kB / 0.5877 GB, free: 7.512 MB / 430.1 MB Notification: Performance of sorting global known variables: time 0.0003873/0.4037, allocations: 271.1 kB / 0.5879 GB, free: 7.246 MB / 430.1 MB Notification: Performance of sort global known variables: time 8e-08/0.4037, allocations: 4 kB / 0.5879 GB, free: 7.242 MB / 430.1 MB Notification: Performance of remove unused functions: time 0.0007019/0.4044, allocations: 128 kB / 0.5881 GB, free: 7.117 MB / 430.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 6 * Number of states: 10 (directInertia.inertia.w,directInertia.torqueToAngle.phi,inertia2a.w,torqueToAngle2a.y,inertia2b.w,torqueToAngle2b.y,inertia3a.phi,inertia3a.w,inertia3b.phi,inertia3b.w) * 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 (33): * 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: 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 {(1,2)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001553/0.406, allocations: 1.113 MB / 0.5892 GB, free: 5.957 MB / 430.1 MB Notification: Performance of simCode: created initialization part: time 0.0008219/0.4068, allocations: 316.3 kB / 0.5895 GB, free: 5.648 MB / 430.1 MB Notification: Performance of simCode: created event and clocks part: time 3.366e-06/0.4068, allocations: 0 / 0.5895 GB, free: 5.648 MB / 430.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0003035/0.4071, allocations: 135.8 kB / 0.5896 GB, free: 5.516 MB / 430.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006453/0.4078, allocations: 86.09 kB / 0.5897 GB, free: 5.438 MB / 430.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007812/0.4156, allocations: 4.846 MB / 0.5944 GB, free: 320 kB / 430.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004402/0.416, allocations: 372.2 kB / 0.5948 GB, free: 15.92 MB / 446.1 MB Notification: Performance of simCode: alias equations: time 0.0002046/0.4162, allocations: 56.53 kB / 0.5948 GB, free: 15.86 MB / 446.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003643/0.4166, allocations: 303.3 kB / 0.5951 GB, free: 15.57 MB / 446.1 MB Notification: Performance of SimCode: time 1.203e-06/0.4166, allocations: 3.938 kB / 0.5951 GB, free: 15.56 MB / 446.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.05298/0.4696, allocations: 10.02 MB / 0.6049 GB, free: 5.707 MB / 446.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 13.09/13.56, allocations: 6.719 kB / 0.6049 GB, free: 5.703 MB / 446.1 MB " [Timeout remaining time 646] (rm -f ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs.pipe ; mkfifo ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs.pipe ; head -c 1048576 < ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs.pipe >> ../files/ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs.sim & python3 -m fmpy simulate --output-file ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.001 ModelicaTest_trunk_ModelicaTest_Rotational_GenerationOfFMUs.fmu > ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs.pipe 2>&1) [Timeout 52.5] diffSimulationResults("ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/ModelicaTest/Rotational/GenerationOfFMUs/GenerationOfFMUs.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "Error: Could not read variable directInertia.inertia.phi in file ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv. Warning: Get data of variable directInertia.inertia.phi from file ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv failed! Error: Could not read variable inertia2a.phi in file ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv. Warning: Get data of variable inertia2a.phi from file ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv failed! Error: Could not read variable inertia2b.phi in file ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv. Warning: Get data of variable inertia2b.phi from file ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv failed! Error: Could not read variable inertia3a.w in file ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv. Warning: Get data of variable inertia3a.w from file ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv failed! Error: Could not read variable inertia3b.phi in file ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv. Warning: Get data of variable inertia3b.phi from file ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv failed! Error: Could not read variable inertia3b.w in file ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv. Warning: Get data of variable inertia3b.w from file ModelicaTest_trunk_ModelicaTest.Rotational.GenerationOfFMUs_res.csv failed! " [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 16.80415043188259]