Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr PowerGrids_PowerGrids.Controls.Test.TestDiscontinuousDeadBand.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 0.0008779/0.0008779, allocations: 80.44 kB / 19.17 MB, free: 0.7422 MB / 13.93 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 0.001007/0.001007, allocations: 169.9 kB / 22.46 MB, free: 2.105 MB / 18.57 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 0.8782/0.8782, allocations: 158.6 MB / 184.2 MB, free: 3.031 MB / 170.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/PowerGrids 1.0.3/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/PowerGrids 1.0.3/package.mo): time 0.03861/0.03861, allocations: 10.65 MB / 247.1 MB, free: 4.699 MB / 234.7 MB " [Timeout remaining time 180] Using package PowerGrids with version 1.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/PowerGrids 1.0.3/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(PowerGrids.Controls.Test.TestDiscontinuousDeadBand,fileNamePrefix="PowerGrids_PowerGrids_Controls_Test_TestDiscontinuousDeadBand",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(PowerGrids.Controls.Test.TestDiscontinuousDeadBand,fileNamePrefix="PowerGrids_PowerGrids_Controls_Test_TestDiscontinuousDeadBand",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 2.715e-06/2.715e-06, allocations: 0 / 368.1 MB, free: 6.402 MB / 298.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.291e-05/2.563e-05, allocations: 2.281 kB / 368.1 MB, free: 6.398 MB / 298.7 MB Notification: Performance of NFInst.instantiate(PowerGrids.Controls.Test.TestDiscontinuousDeadBand): time 0.001359/0.001385, allocations: 0.692 MB / 368.8 MB, free: 5.711 MB / 298.7 MB Notification: Performance of NFInst.instExpressions: time 0.0002048/0.001589, allocations: 55.8 kB / 368.8 MB, free: 5.656 MB / 298.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 2.943e-05/0.001619, allocations: 0 / 368.8 MB, free: 5.656 MB / 298.7 MB Notification: Performance of NFTyping.typeComponents: time 2.408e-05/0.001643, allocations: 0 / 368.8 MB, free: 5.656 MB / 298.7 MB Notification: Performance of NFTyping.typeBindings: time 8.46e-05/0.001727, allocations: 11.88 kB / 368.8 MB, free: 5.645 MB / 298.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.0001481/0.001875, allocations: 19.92 kB / 368.9 MB, free: 5.625 MB / 298.7 MB Notification: Performance of NFFlatten.flatten: time 0.0001004/0.001976, allocations: 16 kB / 368.9 MB, free: 5.609 MB / 298.7 MB Notification: Performance of NFFlatten.resolveConnections: time 9.375e-05/0.00207, allocations: 19.91 kB / 368.9 MB, free: 5.59 MB / 298.7 MB Notification: Performance of NFEvalConstants.evaluate: time 4e-05/0.00211, allocations: 8 kB / 368.9 MB, free: 5.582 MB / 298.7 MB Notification: Performance of NFSimplifyModel.simplify: time 4.665e-05/0.002156, allocations: 11.98 kB / 368.9 MB, free: 5.57 MB / 298.7 MB Notification: Performance of NFPackage.collectConstants: time 1.999e-05/0.002176, allocations: 3.938 kB / 368.9 MB, free: 5.566 MB / 298.7 MB Notification: Performance of NFFlatten.collectFunctions: time 8.456e-06/0.002185, allocations: 4 kB / 368.9 MB, free: 5.562 MB / 298.7 MB Notification: Performance of NFScalarize.scalarize: time 1.454e-05/0.002199, allocations: 3.938 kB / 368.9 MB, free: 5.559 MB / 298.7 MB Notification: Performance of NFVerifyModel.verify: time 1.9e-05/0.002218, allocations: 7.984 kB / 368.9 MB, free: 5.551 MB / 298.7 MB Notification: Performance of NFConvertDAE.convert: time 7.37e-05/0.002292, allocations: 11.98 kB / 368.9 MB, free: 5.539 MB / 298.7 MB Notification: Performance of FrontEnd - DAE generated: time 2.605e-06/0.002295, allocations: 0 / 368.9 MB, free: 5.539 MB / 298.7 MB Notification: Performance of FrontEnd: time 1.242e-06/0.002296, allocations: 4 kB / 369 MB, free: 5.535 MB / 298.7 MB Notification: Performance of Transformations before backend: time 4.269e-06/0.0023, allocations: 4 kB / 369 MB, free: 5.531 MB / 298.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 4 * Number of variables: 4 Notification: Performance of Generate backend data structure: time 0.0003645/0.002665, allocations: 258.3 kB / 369.2 MB, free: 5.246 MB / 298.7 MB Notification: Performance of prepare preOptimizeDAE: time 4.131e-05/0.002706, allocations: 8.031 kB / 369.2 MB, free: 5.238 MB / 298.7 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 3.334e-05/0.002739, allocations: 34.75 kB / 369.2 MB, free: 5.195 MB / 298.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 2.488e-05/0.002764, allocations: 4.938 kB / 369.3 MB, free: 5.191 MB / 298.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.000132/0.002896, allocations: 109.8 kB / 369.4 MB, free: 5.059 MB / 298.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.267e-06/0.002905, allocations: 384 / 369.4 MB, free: 5.059 MB / 298.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 9.769e-06/0.002915, allocations: 8.312 kB / 369.4 MB, free: 5.051 MB / 298.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0001649/0.00308, allocations: 98.45 kB / 369.5 MB, free: 4.934 MB / 298.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 7.214e-06/0.003087, allocations: 8.188 kB / 369.5 MB, free: 4.926 MB / 298.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.147e-06/0.003096, allocations: 384 / 369.5 MB, free: 4.926 MB / 298.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.691e-06/0.003102, allocations: 4.125 kB / 369.5 MB, free: 4.922 MB / 298.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 8.722e-05/0.003189, allocations: 31.97 kB / 369.5 MB, free: 4.891 MB / 298.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0002997/0.003489, allocations: 232.9 kB / 369.7 MB, free: 4.617 MB / 298.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0001104/0.003599, allocations: 73.12 kB / 369.8 MB, free: 4.527 MB / 298.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 5.377e-05/0.003653, allocations: 29.77 kB / 369.8 MB, free: 4.492 MB / 298.7 MB Notification: Performance of preOpt evalFunc (simulation): time 2.319e-05/0.003676, allocations: 4 kB / 369.8 MB, free: 4.488 MB / 298.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.587e-05/0.003702, allocations: 38.44 kB / 369.9 MB, free: 4.441 MB / 298.7 MB Notification: Performance of pre-optimization done (n=3): time 1.613e-06/0.003704, allocations: 0 / 369.9 MB, free: 4.441 MB / 298.7 MB Notification: Performance of matching and sorting (n=3): time 0.0002511/0.003955, allocations: 93.81 kB / 370 MB, free: 4.344 MB / 298.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 5.653e-05/0.004012, allocations: 110.8 kB / 370.1 MB, free: 4.211 MB / 298.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003579/0.004369, allocations: 97.84 kB / 370.2 MB, free: 4.105 MB / 298.7 MB Notification: Performance of collectPreVariables (initialization): time 1.182e-05/0.004381, allocations: 33.64 kB / 370.2 MB, free: 4.066 MB / 298.7 MB Notification: Performance of collectInitialEqns (initialization): time 3.881e-05/0.00442, allocations: 80.14 kB / 370.3 MB, free: 3.984 MB / 298.7 MB Notification: Performance of collectInitialBindings (initialization): time 2.418e-05/0.004444, allocations: 11.89 kB / 370.3 MB, free: 3.973 MB / 298.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 2.921e-05/0.004473, allocations: 17.72 kB / 370.3 MB, free: 3.949 MB / 298.7 MB Notification: Performance of setup shared object (initialization): time 9.871e-05/0.004572, allocations: 314.8 kB / 370.6 MB, free: 3.633 MB / 298.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 6.069e-05/0.004633, allocations: 24.84 kB / 370.6 MB, free: 3.605 MB / 298.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 6.16e-05/0.004694, allocations: 60.3 kB / 370.7 MB, free: 3.531 MB / 298.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 8.576e-05/0.00478, allocations: 49.67 kB / 370.8 MB, free: 3.477 MB / 298.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.685e-06/0.004783, allocations: 3.938 kB / 370.8 MB, free: 3.473 MB / 298.7 MB Notification: Performance of matching and sorting (n=3) (initialization): time 0.0001173/0.0049, allocations: 69.61 kB / 370.8 MB, free: 3.398 MB / 298.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.8e-05/0.004918, allocations: 12.09 kB / 370.8 MB, free: 3.387 MB / 298.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.462e-06/0.004925, allocations: 0 / 370.8 MB, free: 3.387 MB / 298.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.568e-05/0.00494, allocations: 0 / 370.8 MB, free: 3.387 MB / 298.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 6.595e-05/0.005006, allocations: 11.98 kB / 370.8 MB, free: 3.375 MB / 298.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 4.268e-06/0.005011, allocations: 0 / 370.8 MB, free: 3.375 MB / 298.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 2.796e-05/0.005039, allocations: 19.88 kB / 370.9 MB, free: 3.355 MB / 298.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.149e-06/0.005044, allocations: 0 / 370.9 MB, free: 3.355 MB / 298.7 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 4.456e-05/0.005088, allocations: 92.12 kB / 371 MB, free: 3.262 MB / 298.7 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 3.049e-05/0.005119, allocations: 48.56 kB / 371 MB, free: 3.199 MB / 298.7 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 3.545e-05/0.005154, allocations: 33.67 kB / 371 MB, free: 3.16 MB / 298.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.51e-07/0.005155, allocations: 4 kB / 371 MB, free: 3.156 MB / 298.7 MB Notification: Performance of matching and sorting (n=3) (initialization_lambda0): time 5.966e-05/0.005214, allocations: 49.72 kB / 371.1 MB, free: 3.102 MB / 298.7 MB Notification: Performance of prepare postOptimizeDAE: time 7.865e-06/0.005222, allocations: 11.94 kB / 371.1 MB, free: 3.09 MB / 298.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.82e-07/0.005223, allocations: 0 / 371.1 MB, free: 3.09 MB / 298.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.914e-06/0.005225, allocations: 3.984 kB / 371.1 MB, free: 3.086 MB / 298.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 1.606e-05/0.005241, allocations: 4.062 kB / 371.1 MB, free: 3.082 MB / 298.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.673e-06/0.005243, allocations: 11.98 kB / 371.1 MB, free: 3.07 MB / 298.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 1.748e-05/0.00526, allocations: 8 kB / 371.1 MB, free: 3.062 MB / 298.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.82e-07/0.005261, allocations: 0 / 371.1 MB, free: 3.062 MB / 298.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 2 * 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 (3): * Single equations (assignments): 3 * 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 6.581e-05/0.005327, allocations: 180.3 kB / 371.3 MB, free: 2.879 MB / 298.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 1.328e-05/0.00534, allocations: 3.938 kB / 371.3 MB, free: 2.875 MB / 298.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 1.867e-05/0.005359, allocations: 11.27 kB / 371.3 MB, free: 2.867 MB / 298.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.994e-06/0.005361, allocations: 0 / 371.3 MB, free: 2.867 MB / 298.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.741e-06/0.005367, allocations: 8 kB / 371.3 MB, free: 2.859 MB / 298.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.416e-06/0.00537, allocations: 7.922 kB / 371.3 MB, free: 2.852 MB / 298.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0001092/0.005479, allocations: 124.8 kB / 371.5 MB, free: 2.688 MB / 298.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.643e-06/0.005481, allocations: 4 kB / 371.5 MB, free: 2.684 MB / 298.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 2.9e-05/0.00551, allocations: 7.984 kB / 371.5 MB, free: 2.676 MB / 298.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 2.996e-06/0.005513, allocations: 7.938 kB / 371.5 MB, free: 2.668 MB / 298.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.773e-06/0.00552, allocations: 0 / 371.5 MB, free: 2.668 MB / 298.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.032e-06/0.005521, allocations: 0 / 371.5 MB, free: 2.668 MB / 298.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.182e-06/0.005522, allocations: 0 / 371.5 MB, free: 2.668 MB / 298.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0001348/0.005657, allocations: 172.3 kB / 371.6 MB, free: 2.48 MB / 298.7 MB Notification: Performance of postOpt removeConstants (simulation): time 1.55e-05/0.005672, allocations: 11.94 kB / 371.7 MB, free: 2.469 MB / 298.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.373e-05/0.005686, allocations: 7.984 kB / 371.7 MB, free: 2.461 MB / 298.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 3.664e-05/0.005723, allocations: 4 kB / 371.7 MB, free: 2.457 MB / 298.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.094e-05/0.005763, allocations: 11.92 kB / 371.7 MB, free: 2.445 MB / 298.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.766e-06/0.005766, allocations: 0 / 371.7 MB, free: 2.445 MB / 298.7 MB Notification: Performance of sorting global known variables: time 2.901e-05/0.005795, allocations: 83.28 kB / 371.8 MB, free: 2.363 MB / 298.7 MB Notification: Performance of sort global known variables: time 5e-08/0.005795, allocations: 0 / 371.8 MB, free: 2.363 MB / 298.7 MB Notification: Performance of remove unused functions: time 0.0001835/0.005979, allocations: 8 kB / 371.8 MB, free: 2.355 MB / 298.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 2 * 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 (3): * Single equations (assignments): 3 * 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 0.0003515/0.00633, allocations: 0.7016 MB / 372.5 MB, free: 1.625 MB / 298.7 MB Notification: Performance of simCode: created initialization part: time 0.0001968/0.006527, allocations: 55.88 kB / 372.5 MB, free: 1.57 MB / 298.7 MB Notification: Performance of simCode: created event and clocks part: time 2.495e-06/0.00653, allocations: 0 / 372.5 MB, free: 1.57 MB / 298.7 MB Notification: Performance of simCode: created simulation system equations: time 4.785e-05/0.006577, allocations: 31.86 kB / 372.6 MB, free: 1.539 MB / 298.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0001956/0.006773, allocations: 4.312 kB / 372.6 MB, free: 1.535 MB / 298.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00102/0.007793, allocations: 1.276 MB / 373.8 MB, free: 168 kB / 298.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 4.793e-05/0.007841, allocations: 63.2 kB / 373.9 MB, free: 84 kB / 298.7 MB Notification: Performance of simCode: alias equations: time 3.793e-05/0.007879, allocations: 8.062 kB / 373.9 MB, free: 76 kB / 298.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 4.443e-05/0.007924, allocations: 12.5 kB / 373.9 MB, free: 64 kB / 298.7 MB Notification: Performance of SimCode: time 4.81e-07/0.007924, allocations: 0 / 373.9 MB, free: 64 kB / 298.7 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.01474/0.02267, allocations: 2.17 MB / 376.1 MB, free: 13.93 MB / 314.7 MB Notification: Performance of buildModelFMU: Generate platform static: time 6.408/6.43, allocations: 4.875 kB / 376.1 MB, free: 13.93 MB / 314.7 MB " [Timeout remaining time 653] (rm -f PowerGrids_PowerGrids.Controls.Test.TestDiscontinuousDeadBand.pipe ; mkfifo PowerGrids_PowerGrids.Controls.Test.TestDiscontinuousDeadBand.pipe ; head -c 1048576 < PowerGrids_PowerGrids.Controls.Test.TestDiscontinuousDeadBand.pipe >> ../files/PowerGrids_PowerGrids.Controls.Test.TestDiscontinuousDeadBand.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=PowerGrids_PowerGrids.Controls.Test.TestDiscontinuousDeadBand_res.mat --tempDir=temp_PowerGrids_PowerGrids_Controls_Test_TestDiscontinuousDeadBand_fmu --startTime=0 --stopTime=4 --stepSize=0.05 --timeout=50 --tolerance=1e-06 PowerGrids_PowerGrids_Controls_Test_TestDiscontinuousDeadBand.fmu > PowerGrids_PowerGrids.Controls.Test.TestDiscontinuousDeadBand.pipe 2>&1) [Timeout 52.5] diffSimulationResults("PowerGrids_PowerGrids.Controls.Test.TestDiscontinuousDeadBand_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/ReferenceFiles/PowerGrids/PowerGrids.Controls.Test.TestDiscontinuousDeadBand_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/PowerGrids_PowerGrids.Controls.Test.TestDiscontinuousDeadBand.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: 8.213166825473309]