Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Controls.Continuous.Validation.LimPIDReset.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 0.001854/0.001854, allocations: 104.4 kB / 19.7 MB, free: 2.125 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 0.002169/0.002169, allocations: 215.4 kB / 22.99 MB, free: 4.945 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 1.596/1.596, allocations: 230.6 MB / 256.8 MB, free: 7.805 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 3.275/3.275, allocations: 0.5107 GB / 0.8166 GB, free: 17.86 MB / 0.6231 GB " [Timeout remaining time 176] Using package Buildings with version 13.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/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: translateModel(Buildings.Controls.Continuous.Validation.LimPIDReset,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|setPoi.y|mea.y|trigger.y|limPIDDef.y|limPIDDef.controlError|limPIDPar.y|limPIDPar.y_reset|limPIDInp.y|limPIDInp.y_reset_in",fileNamePrefix="Buildings_latest_Buildings.Controls.Continuous.Validation.LimPIDReset") translateModel(Buildings.Controls.Continuous.Validation.LimPIDReset,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|setPoi.y|mea.y|trigger.y|limPIDDef.y|limPIDDef.controlError|limPIDPar.y|limPIDPar.y_reset|limPIDInp.y|limPIDInp.y_reset_in",fileNamePrefix="Buildings_latest_Buildings.Controls.Continuous.Validation.LimPIDReset") [Timeout 300] "Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001997/0.001997, allocations: 67.89 kB / 1.187 GB, free: 13.52 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3558/0.3578, allocations: 181.9 MB / 1.365 GB, free: 13.64 MB / 1.061 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.Continuous.Validation.LimPIDReset): time 0.006141/0.3639, allocations: 3.881 MB / 1.368 GB, free: 9.734 MB / 1.061 GB Notification: Performance of NFInst.instExpressions: time 0.003481/0.3674, allocations: 1.605 MB / 1.37 GB, free: 8.121 MB / 1.061 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0006028/0.368, allocations: 47.62 kB / 1.37 GB, free: 8.074 MB / 1.061 GB Notification: Performance of NFTyping.typeComponents: time 0.0004589/0.3685, allocations: 166.2 kB / 1.37 GB, free: 7.91 MB / 1.061 GB Notification: Performance of NFTyping.typeBindings: time 0.0006984/0.3692, allocations: 242.1 kB / 1.37 GB, free: 7.672 MB / 1.061 GB Notification: Performance of NFTyping.typeClassSections: time 0.001487/0.3707, allocations: 0.6814 MB / 1.371 GB, free: 7 MB / 1.061 GB Notification: Performance of NFFlatten.flatten: time 0.001543/0.3722, allocations: 1.222 MB / 1.372 GB, free: 5.773 MB / 1.061 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0006205/0.3728, allocations: 324.8 kB / 1.373 GB, free: 5.434 MB / 1.061 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0006985/0.3735, allocations: 493.9 kB / 1.373 GB, free: 4.949 MB / 1.061 GB Notification: Performance of NFSimplifyModel.simplify: time 0.000539/0.3741, allocations: 421.5 kB / 1.373 GB, free: 4.535 MB / 1.061 GB Notification: Performance of NFPackage.collectConstants: time 0.0001736/0.3742, allocations: 104 kB / 1.374 GB, free: 4.434 MB / 1.061 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001748/0.3744, allocations: 108 kB / 1.374 GB, free: 4.328 MB / 1.061 GB Notification: Performance of NFScalarize.scalarize: time 0.0002243/0.3746, allocations: 239 kB / 1.374 GB, free: 4.094 MB / 1.061 GB Notification: Performance of NFVerifyModel.verify: time 0.0003704/0.375, allocations: 385.7 kB / 1.374 GB, free: 3.715 MB / 1.061 GB Notification: Performance of NFConvertDAE.convert: time 0.001399/0.3764, allocations: 1.186 MB / 1.375 GB, free: 2.523 MB / 1.061 GB Notification: Performance of FrontEnd - DAE generated: time 4.398e-06/0.3764, allocations: 0 / 1.375 GB, free: 2.523 MB / 1.061 GB Notification: Performance of FrontEnd: time 1.233e-06/0.3764, allocations: 0 / 1.375 GB, free: 2.523 MB / 1.061 GB Notification: Performance of Transformations before backend: time 1.517e-05/0.3764, allocations: 4 kB / 1.375 GB, free: 2.52 MB / 1.061 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 168 * Number of variables: 168 Notification: Performance of Generate backend data structure: time 0.002809/0.3792, allocations: 1.476 MB / 1.377 GB, free: 0.9961 MB / 1.061 GB Notification: Performance of prepare preOptimizeDAE: time 3.87e-05/0.3793, allocations: 8.031 kB / 1.377 GB, free: 0.9883 MB / 1.061 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003173/0.3796, allocations: 140.1 kB / 1.377 GB, free: 0.8516 MB / 1.061 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001465/0.381, allocations: 0.699 MB / 1.378 GB, free: 128 kB / 1.061 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001323/0.3812, allocations: 110 kB / 1.378 GB, free: 8 kB / 1.061 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001219/0.3813, allocations: 68.42 kB / 1.378 GB, free: 15.94 MB / 1.076 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00152/0.3828, allocations: 0.9077 MB / 1.379 GB, free: 14.95 MB / 1.076 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.161e-05/0.3828, allocations: 7.922 kB / 1.379 GB, free: 14.95 MB / 1.076 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.494e-05/0.3829, allocations: 24 kB / 1.379 GB, free: 14.92 MB / 1.076 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.703e-05/0.3829, allocations: 20 kB / 1.379 GB, free: 14.9 MB / 1.076 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001187/0.3841, allocations: 0.5204 MB / 1.379 GB, free: 14.38 MB / 1.076 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.003506/0.3876, allocations: 1.89 MB / 1.381 GB, free: 12.45 MB / 1.076 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001537/0.3892, allocations: 0.5939 MB / 1.382 GB, free: 11.84 MB / 1.076 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005678/0.3897, allocations: 262.2 kB / 1.382 GB, free: 11.58 MB / 1.076 GB Notification: Performance of preOpt evalFunc (simulation): time 5.11e-05/0.3898, allocations: 8.5 kB / 1.382 GB, free: 11.57 MB / 1.076 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0007414/0.3905, allocations: 347.8 kB / 1.382 GB, free: 11.21 MB / 1.076 GB Notification: Performance of pre-optimization done (n=60): time 2.816e-06/0.3905, allocations: 0 / 1.382 GB, free: 11.21 MB / 1.076 GB Notification: Performance of matching and sorting (n=60): time 0.001886/0.3924, allocations: 0.7583 MB / 1.383 GB, free: 10.45 MB / 1.076 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001006/0.3925, allocations: 111.3 kB / 1.383 GB, free: 10.32 MB / 1.076 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001003/0.3935, allocations: 0.6965 MB / 1.384 GB, free: 9.617 MB / 1.076 GB Notification: Performance of collectPreVariables (initialization): time 6.14e-05/0.3936, allocations: 37.7 kB / 1.384 GB, free: 9.574 MB / 1.076 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004281/0.394, allocations: 456.7 kB / 1.384 GB, free: 9.121 MB / 1.076 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002248/0.3942, allocations: 222 kB / 1.384 GB, free: 8.902 MB / 1.076 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002056/0.3944, allocations: 118.3 kB / 1.385 GB, free: 8.781 MB / 1.076 GB Notification: Performance of setup shared object (initialization): time 0.0001771/0.3946, allocations: 329.9 kB / 1.385 GB, free: 8.453 MB / 1.076 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005405/0.3952, allocations: 215.4 kB / 1.385 GB, free: 8.242 MB / 1.076 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006266/0.3958, allocations: 360.8 kB / 1.385 GB, free: 7.84 MB / 1.076 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.00106/0.3968, allocations: 0.5048 MB / 1.386 GB, free: 7.305 MB / 1.076 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.348e-06/0.3968, allocations: 8 kB / 1.386 GB, free: 7.297 MB / 1.076 GB Notification: Performance of matching and sorting (n=76) (initialization): time 0.001423/0.3983, allocations: 0.653 MB / 1.387 GB, free: 6.637 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 2.126e-05/0.3983, allocations: 12.03 kB / 1.387 GB, free: 6.625 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.066e-05/0.3983, allocations: 4 kB / 1.387 GB, free: 6.621 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.443e-05/0.3983, allocations: 8 kB / 1.387 GB, free: 6.613 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008418/0.3992, allocations: 147.8 kB / 1.387 GB, free: 6.469 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.091e-05/0.3992, allocations: 4 kB / 1.387 GB, free: 6.465 MB / 1.076 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000489/0.3997, allocations: 71.56 kB / 1.387 GB, free: 6.395 MB / 1.076 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.242e-05/0.3997, allocations: 24 kB / 1.387 GB, free: 6.371 MB / 1.076 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0007044/0.4004, allocations: 357.4 kB / 1.387 GB, free: 6.016 MB / 1.076 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0005698/0.401, allocations: 348.8 kB / 1.388 GB, free: 5.629 MB / 1.076 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.000987/0.402, allocations: 0.4891 MB / 1.388 GB, free: 5.113 MB / 1.076 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.274e-06/0.402, allocations: 0 / 1.388 GB, free: 5.113 MB / 1.076 GB Notification: Performance of matching and sorting (n=76) (initialization_lambda0): time 0.001303/0.4033, allocations: 0.6372 MB / 1.389 GB, free: 4.469 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 1.366e-05/0.4033, allocations: 10.03 kB / 1.389 GB, free: 4.461 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.512e-06/0.4033, allocations: 4 kB / 1.389 GB, free: 4.457 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 7.284e-06/0.4033, allocations: 4 kB / 1.389 GB, free: 4.453 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007616/0.4041, allocations: 144 kB / 1.389 GB, free: 4.312 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.965e-06/0.4041, allocations: 8 kB / 1.389 GB, free: 4.305 MB / 1.076 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004683/0.4045, allocations: 63.64 kB / 1.389 GB, free: 4.242 MB / 1.076 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.237e-05/0.4046, allocations: 20 kB / 1.389 GB, free: 4.223 MB / 1.076 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 10 * Number of states: 0 () * Number of discrete variables: 7 ($whenCondition1,trigger.pulseStart,$PRE.trigger.pulseStart,trigger.y,$whenCondition2,limPIDOri.I.local_reset,limPIDDef.I.trigger_internal) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (76): * Single equations (assignments): 76 * 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 0.0002406/0.4048, allocations: 224 kB / 1.389 GB, free: 3.996 MB / 1.076 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001408/0.405, allocations: 95.39 kB / 1.389 GB, free: 3.902 MB / 1.076 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0002143/0.4052, allocations: 96.48 kB / 1.389 GB, free: 3.809 MB / 1.076 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.895e-06/0.4052, allocations: 8 kB / 1.389 GB, free: 3.801 MB / 1.076 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.563e-06/0.4052, allocations: 4 kB / 1.389 GB, free: 3.797 MB / 1.076 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.14e-05/0.4052, allocations: 7.922 kB / 1.389 GB, free: 3.789 MB / 1.076 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002433/0.4076, allocations: 1.222 MB / 1.39 GB, free: 2.527 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.496e-06/0.4076, allocations: 4 kB / 1.39 GB, free: 2.523 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0005974/0.4082, allocations: 107.8 kB / 1.391 GB, free: 2.418 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (simulation): time 9.648e-06/0.4082, allocations: 4 kB / 1.391 GB, free: 2.414 MB / 1.076 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.439e-05/0.4083, allocations: 15.94 kB / 1.391 GB, free: 2.398 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.655e-06/0.4083, allocations: 0 / 1.391 GB, free: 2.398 MB / 1.076 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.004e-06/0.4083, allocations: 0 / 1.391 GB, free: 2.398 MB / 1.076 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001984/0.4103, allocations: 0.9666 MB / 1.392 GB, free: 1.414 MB / 1.076 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003481/0.4106, allocations: 151.2 kB / 1.392 GB, free: 1.266 MB / 1.076 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 9.391e-05/0.4107, allocations: 15.94 kB / 1.392 GB, free: 1.25 MB / 1.076 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004882/0.4112, allocations: 31.97 kB / 1.392 GB, free: 1.219 MB / 1.076 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 9.236e-05/0.4113, allocations: 40.36 kB / 1.392 GB, free: 1.18 MB / 1.076 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.475e-05/0.4113, allocations: 19.98 kB / 1.392 GB, free: 1.16 MB / 1.076 GB Notification: Performance of sorting global known variables: time 0.0006737/0.412, allocations: 491 kB / 1.392 GB, free: 0.6836 MB / 1.076 GB Notification: Performance of sort global known variables: time 6.1e-08/0.412, allocations: 0 / 1.392 GB, free: 0.6836 MB / 1.076 GB Notification: Performance of remove unused functions: time 0.0008093/0.4128, allocations: 295.1 kB / 1.393 GB, free: 404 kB / 1.076 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 8 (limPIDPar.I.y,limPIDPar.D.x,limPIDDef.I.y,limPIDDef.D.x,limPIDInp.I.y,limPIDInp.D.x,limPIDOri.I.y,limPIDOri.D.x) * Number of discrete variables: 4 (trigger.y,$whenCondition2,$whenCondition1,trigger.pulseStart) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (60): * Single equations (assignments): 59 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 1 * 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 0.0001693/0.413, allocations: 113.8 kB / 1.393 GB, free: 280 kB / 1.076 GB Notification: Performance of simCode: created initialization part: time 0.001803/0.4148, allocations: 0.7606 MB / 1.393 GB, free: 15.51 MB / 1.092 GB Notification: Performance of simCode: created event and clocks part: time 3.086e-06/0.4148, allocations: 0 / 1.393 GB, free: 15.51 MB / 1.092 GB Notification: Performance of simCode: created simulation system equations: time 0.0005635/0.4154, allocations: 263.5 kB / 1.394 GB, free: 15.26 MB / 1.092 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001184/0.4166, allocations: 261.8 kB / 1.394 GB, free: 15.02 MB / 1.092 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003045/0.4196, allocations: 1.602 MB / 1.395 GB, free: 13.37 MB / 1.092 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004399/0.42, allocations: 409.5 kB / 1.396 GB, free: 12.94 MB / 1.092 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002608/0.4203, allocations: 67.42 kB / 1.396 GB, free: 12.88 MB / 1.092 GB Notification: Performance of SimCode: time 8.51e-07/0.4203, allocations: 0 / 1.396 GB, free: 12.88 MB / 1.092 GB Notification: Performance of Templates: time 0.0201/0.4404, allocations: 11.36 MB / 1.407 GB, free: 1.578 MB / 1.092 GB " [Timeout remaining time 300] make -j1 -f Buildings_latest_Buildings.Controls.Continuous.Validation.LimPIDReset.makefile [Timeout 300] (rm -f Buildings_latest_Buildings.Controls.Continuous.Validation.LimPIDReset.pipe ; mkfifo Buildings_latest_Buildings.Controls.Continuous.Validation.LimPIDReset.pipe ; head -c 1048576 < Buildings_latest_Buildings.Controls.Continuous.Validation.LimPIDReset.pipe >> ../files/Buildings_latest_Buildings.Controls.Continuous.Validation.LimPIDReset.sim & ./Buildings_latest_Buildings.Controls.Continuous.Validation.LimPIDReset -abortSlowSimulation -alarm=800 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Controls.Continuous.Validation.LimPIDReset.pipe 2>&1) [Timeout 800] diffSimulationResults("Buildings_latest_Buildings.Controls.Continuous.Validation.LimPIDReset_res.mat","/mnt/ReferenceFiles/Buildings/csv/master/Buildings_Controls_Continuous_Validation_LimPIDReset.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_latest_Buildings.Controls.Continuous.Validation.LimPIDReset.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 13.128001040779054]