Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/SMArtInt main/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SMArtInt main/package.mo): time 0.0124/0.0124, allocations: 1.791 MB / 21.89 MB, free: 2.637 MB / 18.57 MB " [Timeout remaining time 180] 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 0.0008353/0.0008353, allocations: 87.53 kB / 25.62 MB, free: 6.531 MB / 18.57 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 0.0008816/0.0008816, allocations: 167 kB / 29.46 MB, free: 3.035 MB / 18.57 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 0.858/0.858, allocations: 177.1 MB / 210.3 MB, free: 1.762 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ClaRa 1.9.0/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ClaRa 1.9.0/package.mo): time 0.7021/0.7021, allocations: 102.5 MB / 369.8 MB, free: 0.918 MB / 330.8 MB " [Timeout remaining time 179] Using package ClaRa with version 1.9.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ClaRa 1.9.0/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) Using package SMArtInt with version 1.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/SMArtInt main/package.mo) Running command: translateModel(ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="CPUtime|EventCounter|Time|_derdummy|_dummy|ramp.duration|ramp.height|ramp.offset|ramp.startTime|ramp.y|ramp1.duration|ramp1.height|ramp1.offset|ramp1.startTime|ramp1.y|ramp2.duration|ramp2.height|ramp2.offset|ramp2.startTime|ramp2.y|sine.amplitude|sine.f|sine.offset|sine.phase|sine.startTime|sine.y|stepSmootherGain.func|stepSmootherGain.noFunc|stepSmootherGain.u|stepSmootherGain.x|stepSmootherGain.y",fileNamePrefix="ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain") translateModel(ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="CPUtime|EventCounter|Time|_derdummy|_dummy|ramp.duration|ramp.height|ramp.offset|ramp.startTime|ramp.y|ramp1.duration|ramp1.height|ramp1.offset|ramp1.startTime|ramp1.y|ramp2.duration|ramp2.height|ramp2.offset|ramp2.startTime|ramp2.y|sine.amplitude|sine.f|sine.offset|sine.phase|sine.startTime|sine.y|stepSmootherGain.func|stepSmootherGain.noFunc|stepSmootherGain.u|stepSmootherGain.x|stepSmootherGain.y",fileNamePrefix="ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain") [Timeout 800] "Notification: Performance of FrontEnd - loaded program: time 2.084e-06/2.084e-06, allocations: 0 / 469.9 MB, free: 12.99 MB / 442.8 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.178e-05/2.387e-05, allocations: 11.38 kB / 469.9 MB, free: 12.98 MB / 442.8 MB Notification: Performance of NFInst.instantiate(ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain): time 0.003334/0.003358, allocations: 2.243 MB / 472.1 MB, free: 10.72 MB / 442.8 MB Notification: Performance of NFInst.instExpressions: time 0.001317/0.004675, allocations: 0.6702 MB / 472.8 MB, free: 10.04 MB / 442.8 MB Notification: Performance of NFInst.updateImplicitVariability: time 7.467e-05/0.00475, allocations: 0 / 472.8 MB, free: 10.04 MB / 442.8 MB Notification: Performance of NFTyping.typeComponents: time 4.029e-05/0.00479, allocations: 11.86 kB / 472.8 MB, free: 10.03 MB / 442.8 MB Notification: Performance of NFTyping.typeBindings: time 7.373e-05/0.004864, allocations: 11.86 kB / 472.8 MB, free: 10.02 MB / 442.8 MB Notification: Performance of NFTyping.typeClassSections: time 0.0004675/0.005331, allocations: 115.5 kB / 472.9 MB, free: 9.906 MB / 442.8 MB Notification: Performance of NFFlatten.flatten: time 0.0001637/0.005495, allocations: 87.7 kB / 473 MB, free: 9.82 MB / 442.8 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0001173/0.005612, allocations: 12.22 kB / 473 MB, free: 9.805 MB / 442.8 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0002088/0.005821, allocations: 51.89 kB / 473.1 MB, free: 9.754 MB / 442.8 MB Notification: Performance of NFSimplifyModel.simplify: time 6.835e-05/0.005889, allocations: 35.89 kB / 473.1 MB, free: 9.719 MB / 442.8 MB Notification: Performance of NFPackage.collectConstants: time 2.088e-05/0.00591, allocations: 4 kB / 473.1 MB, free: 9.715 MB / 442.8 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0002644/0.006175, allocations: 147.8 kB / 473.3 MB, free: 9.57 MB / 442.8 MB Notification: Performance of NFScalarize.scalarize: time 2.285e-05/0.006197, allocations: 15.92 kB / 473.3 MB, free: 9.555 MB / 442.8 MB Notification: Performance of NFVerifyModel.verify: time 3.901e-05/0.006237, allocations: 23.92 kB / 473.3 MB, free: 9.531 MB / 442.8 MB Notification: Performance of NFConvertDAE.convert: time 0.0002571/0.006494, allocations: 143.6 kB / 473.4 MB, free: 9.391 MB / 442.8 MB Notification: Performance of FrontEnd - DAE generated: time 4.197e-06/0.006498, allocations: 7.984 kB / 473.5 MB, free: 9.383 MB / 442.8 MB Notification: Performance of FrontEnd: time 9.12e-07/0.006499, allocations: 0 / 473.5 MB, free: 9.383 MB / 442.8 MB Notification: Performance of Transformations before backend: time 4.519e-06/0.006503, allocations: 0 / 473.5 MB, free: 9.383 MB / 442.8 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 9 * Number of variables: 9 Notification: Performance of Generate backend data structure: time 0.0005444/0.007048, allocations: 427.8 kB / 473.9 MB, free: 8.93 MB / 442.8 MB Notification: Performance of prepare preOptimizeDAE: time 4.801e-05/0.007096, allocations: 12.03 kB / 473.9 MB, free: 8.918 MB / 442.8 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001692/0.007265, allocations: 20.88 kB / 473.9 MB, free: 8.898 MB / 442.8 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001962/0.007461, allocations: 140.4 kB / 474 MB, free: 8.734 MB / 442.8 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.119e-05/0.007472, allocations: 4.375 kB / 474 MB, free: 8.73 MB / 442.8 MB Notification: Performance of preOpt expandDerOperator (simulation): time 3.339e-05/0.007506, allocations: 4.375 kB / 474 MB, free: 8.727 MB / 442.8 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0002426/0.007748, allocations: 90.91 kB / 474.1 MB, free: 8.629 MB / 442.8 MB Notification: Performance of preOpt findStateOrder (simulation): time 7.705e-06/0.007756, allocations: 192 / 474.1 MB, free: 8.629 MB / 442.8 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.265e-05/0.007769, allocations: 384 / 474.1 MB, free: 8.629 MB / 442.8 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.211e-05/0.007781, allocations: 3.938 kB / 474.1 MB, free: 8.625 MB / 442.8 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 7.749e-05/0.007858, allocations: 15.92 kB / 474.2 MB, free: 8.609 MB / 442.8 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0004135/0.008272, allocations: 291.7 kB / 474.4 MB, free: 8.289 MB / 442.8 MB Notification: Performance of preOpt comSubExp (simulation): time 8.38e-05/0.008355, allocations: 31.06 kB / 474.5 MB, free: 8.246 MB / 442.8 MB Notification: Performance of preOpt resolveLoops (simulation): time 5.066e-05/0.008406, allocations: 23.64 kB / 474.5 MB, free: 8.219 MB / 442.8 MB Notification: Performance of preOpt evalFunc (simulation): time 2.096e-05/0.008427, allocations: 0 / 474.5 MB, free: 8.219 MB / 442.8 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.959e-05/0.008457, allocations: 45.52 kB / 474.5 MB, free: 8.164 MB / 442.8 MB Notification: Performance of pre-optimization done (n=5): time 1.182e-06/0.008458, allocations: 0 / 474.5 MB, free: 8.164 MB / 442.8 MB Notification: Performance of matching and sorting (n=5): time 0.0002567/0.008715, allocations: 57.83 kB / 474.6 MB, free: 8.102 MB / 442.8 MB Notification: Performance of inlineWhenForInitialization (initialization): time 3.448e-05/0.008749, allocations: 51.41 kB / 474.6 MB, free: 8.039 MB / 442.8 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001266/0.008876, allocations: 191.8 kB / 474.8 MB, free: 7.836 MB / 442.8 MB Notification: Performance of collectPreVariables (initialization): time 1.446e-05/0.00889, allocations: 25.7 kB / 474.9 MB, free: 7.805 MB / 442.8 MB Notification: Performance of collectInitialEqns (initialization): time 6.64e-05/0.008956, allocations: 146.8 kB / 475 MB, free: 7.656 MB / 442.8 MB Notification: Performance of collectInitialBindings (initialization): time 2.898e-05/0.008985, allocations: 15.91 kB / 475 MB, free: 7.641 MB / 442.8 MB Notification: Performance of simplifyInitialFunctions (initialization): time 4.775e-05/0.009033, allocations: 23.36 kB / 475 MB, free: 7.609 MB / 442.8 MB Notification: Performance of setup shared object (initialization): time 0.0001398/0.009173, allocations: 0.4923 MB / 475.5 MB, free: 7.105 MB / 442.8 MB Notification: Performance of preBalanceInitialSystem (initialization): time 4.477e-05/0.009218, allocations: 15.98 kB / 475.5 MB, free: 7.09 MB / 442.8 MB Notification: Performance of partitionIndependentBlocks (initialization): time 3.658e-05/0.009254, allocations: 12 kB / 475.6 MB, free: 7.078 MB / 442.8 MB Notification: Performance of analyzeInitialSystem (initialization): time 7.384e-05/0.009328, allocations: 19.69 kB / 475.6 MB, free: 7.055 MB / 442.8 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.224e-06/0.00933, allocations: 0 / 475.6 MB, free: 7.055 MB / 442.8 MB Notification: Performance of matching and sorting (n=5) (initialization): time 0.0001038/0.009434, allocations: 61.58 kB / 475.6 MB, free: 6.988 MB / 442.8 MB Notification: Performance of prepare postOptimizeDAE: time 1.217e-05/0.009446, allocations: 4 kB / 475.6 MB, free: 6.984 MB / 442.8 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.378e-06/0.009451, allocations: 3.984 kB / 475.6 MB, free: 6.98 MB / 442.8 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.167e-05/0.009462, allocations: 3.938 kB / 475.6 MB, free: 6.977 MB / 442.8 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001001/0.009563, allocations: 23.92 kB / 475.7 MB, free: 6.953 MB / 442.8 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 4.729e-06/0.009567, allocations: 0 / 475.7 MB, free: 6.953 MB / 442.8 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 4.145e-05/0.009609, allocations: 23.94 kB / 475.7 MB, free: 6.93 MB / 442.8 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.562e-06/0.009615, allocations: 0 / 475.7 MB, free: 6.93 MB / 442.8 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1 * 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 (5): * Single equations (assignments): 5 * 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 6.279e-05/0.009678, allocations: 152.6 kB / 475.8 MB, free: 6.77 MB / 442.8 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 2.035e-05/0.009698, allocations: 15.89 kB / 475.9 MB, free: 6.754 MB / 442.8 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001221/0.009821, allocations: 74.11 kB / 475.9 MB, free: 6.68 MB / 442.8 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.444e-06/0.009823, allocations: 4 kB / 475.9 MB, free: 6.676 MB / 442.8 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.146e-06/0.009826, allocations: 0 / 475.9 MB, free: 6.676 MB / 442.8 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.756e-06/0.009829, allocations: 0 / 475.9 MB, free: 6.676 MB / 442.8 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0001142/0.009943, allocations: 144.5 kB / 476.1 MB, free: 6.5 MB / 442.8 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.02e-07/0.009944, allocations: 0 / 476.1 MB, free: 6.5 MB / 442.8 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 5.694e-05/0.01, allocations: 28.17 kB / 476.1 MB, free: 6.473 MB / 442.8 MB Notification: Performance of postOpt tearingSystem (simulation): time 1.924e-06/0.01, allocations: 3.938 kB / 476.1 MB, free: 6.469 MB / 442.8 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.895e-06/0.01001, allocations: 4 kB / 476.1 MB, free: 6.465 MB / 442.8 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 8.11e-07/0.01001, allocations: 0 / 476.1 MB, free: 6.465 MB / 442.8 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.102e-06/0.01001, allocations: 0 / 476.1 MB, free: 6.465 MB / 442.8 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0001212/0.01013, allocations: 207.9 kB / 476.3 MB, free: 6.242 MB / 442.8 MB Notification: Performance of postOpt removeConstants (simulation): time 1.066e-05/0.01014, allocations: 15.88 kB / 476.3 MB, free: 6.227 MB / 442.8 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.167e-05/0.01016, allocations: 0 / 476.3 MB, free: 6.227 MB / 442.8 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 5.506e-05/0.01021, allocations: 15.98 kB / 476.3 MB, free: 6.211 MB / 442.8 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.567e-05/0.01026, allocations: 11.98 kB / 476.4 MB, free: 6.199 MB / 442.8 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.298e-06/0.01027, allocations: 4 kB / 476.4 MB, free: 6.195 MB / 442.8 MB Notification: Performance of sorting global known variables: time 5.499e-05/0.01032, allocations: 145.4 kB / 476.5 MB, free: 6.055 MB / 442.8 MB Notification: Performance of sort global known variables: time 6e-08/0.01032, allocations: 0 / 476.5 MB, free: 6.055 MB / 442.8 MB Notification: Performance of remove unused functions: time 0.0001611/0.01048, allocations: 16 kB / 476.5 MB, free: 6.039 MB / 442.8 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * 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 (6): * Single equations (assignments): 6 * 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 0.0001102/0.01059, allocations: 111.1 kB / 476.6 MB, free: 5.918 MB / 442.8 MB Notification: Performance of simCode: created initialization part: time 9.553e-05/0.01069, allocations: 27.67 kB / 476.7 MB, free: 5.887 MB / 442.8 MB Notification: Performance of simCode: created event and clocks part: time 1.403e-06/0.01069, allocations: 0 / 476.7 MB, free: 5.887 MB / 442.8 MB Notification: Performance of simCode: created simulation system equations: time 3.67e-05/0.01073, allocations: 23.69 kB / 476.7 MB, free: 5.859 MB / 442.8 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0001871/0.01091, allocations: 19.98 kB / 476.7 MB, free: 5.84 MB / 442.8 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0004689/0.01138, allocations: 190.6 kB / 476.9 MB, free: 5.625 MB / 442.8 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 3.49e-05/0.01142, allocations: 59.34 kB / 476.9 MB, free: 5.547 MB / 442.8 MB Notification: Performance of simCode: alias equations: time 3.149e-05/0.01145, allocations: 11.94 kB / 477 MB, free: 5.535 MB / 442.8 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 3.056e-05/0.01148, allocations: 12.5 kB / 477 MB, free: 5.523 MB / 442.8 MB Notification: Performance of SimCode: time 6.81e-07/0.01148, allocations: 0 / 477 MB, free: 5.523 MB / 442.8 MB Notification: Performance of Templates: time 0.00277/0.01425, allocations: 1.368 MB / 478.3 MB, free: 4.164 MB / 442.8 MB " [Timeout remaining time 800] make -j1 -f ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain.makefile [Timeout 800] (rm -f ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain.pipe ; mkfifo ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain.pipe ; head -c 1048576 < ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain.pipe >> ../files/ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain.sim & ./ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain.pipe 2>&1) [Timeout 240] diffSimulationResults("ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/ReferenceFiles/ClaRa/ReferenceResults/ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain.mat","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 800] "Error: Could not read variable CPUtime in file ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain_res.mat. Warning: Get data of variable CPUtime from file ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain_res.mat failed! Error: Could not read variable EventCounter in file ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain_res.mat. Warning: Get data of variable EventCounter from file ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain_res.mat failed! Error: Could not read variable _derdummy in file ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain_res.mat. Warning: Get data of variable _derdummy from file ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain_res.mat failed! Error: Could not read variable _dummy in file ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain_res.mat. Warning: Get data of variable _dummy from file ClaRa_ClaRa.Components.Utilities.Blocks.Check.TestStepsmootherGain_res.mat failed! " [Timeout remaining time 800] Reference file matches [Calling sys.exit(0), Time elapsed: 3.297695467947051]