Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth.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 0.00163/0.00163, 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 0.001679/0.001679, allocations: 212.9 kB / 22.99 MB, free: 4.941 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 1.452/1.452, allocations: 230.6 MB / 256.8 MB, free: 7.777 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 3.138/3.138, allocations: 0.4892 GB / 0.7951 GB, free: 35.5 MB / 0.6231 GB " [Timeout remaining time 177] Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/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.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|win.TOut|win.occ|win.p|win.on",fileNamePrefix="Buildings_12_Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth") translateModel(Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|win.TOut|win.occ|win.p|win.on",fileNamePrefix="Buildings_12_Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth") [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 0.002101/0.002101, allocations: 72.55 kB / 1.154 GB, free: 25.57 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3635/0.3656, allocations: 176.1 MB / 1.326 GB, free: 1.855 MB / 1.014 GB Notification: Performance of NFInst.instantiate(Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth): time 0.002804/0.3684, allocations: 1.516 MB / 1.328 GB, free: 340 kB / 1.014 GB Notification: Performance of NFInst.instExpressions: time 0.001423/0.3698, allocations: 0.709 MB / 1.328 GB, free: 15.62 MB / 1.029 GB Notification: Performance of NFInst.updateImplicitVariability: time 5.99e-05/0.3699, allocations: 7.938 kB / 1.328 GB, free: 15.61 MB / 1.029 GB Notification: Performance of NFTyping.typeComponents: time 8.46e-05/0.37, allocations: 7.922 kB / 1.328 GB, free: 15.6 MB / 1.029 GB Notification: Performance of NFTyping.typeBindings: time 3.821e-05/0.37, allocations: 11.88 kB / 1.328 GB, free: 15.59 MB / 1.029 GB Notification: Performance of NFTyping.typeClassSections: time 0.00057/0.3706, allocations: 131.6 kB / 1.329 GB, free: 15.46 MB / 1.029 GB Notification: Performance of NFFlatten.flatten: time 0.0001407/0.3707, allocations: 79.75 kB / 1.329 GB, free: 15.38 MB / 1.029 GB Notification: Performance of NFFlatten.resolveConnections: time 9.182e-05/0.3708, allocations: 15.94 kB / 1.329 GB, free: 15.37 MB / 1.029 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001506/0.371, allocations: 39.84 kB / 1.329 GB, free: 15.33 MB / 1.029 GB Notification: Performance of NFSimplifyModel.simplify: time 7.509e-05/0.3711, allocations: 43.77 kB / 1.329 GB, free: 15.29 MB / 1.029 GB Notification: Performance of NFPackage.collectConstants: time 2.079e-05/0.3711, allocations: 8 kB / 1.329 GB, free: 15.28 MB / 1.029 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0002823/0.3714, allocations: 127.8 kB / 1.329 GB, free: 15.15 MB / 1.029 GB Notification: Performance of NFScalarize.scalarize: time 5.504e-05/0.3714, allocations: 31.91 kB / 1.329 GB, free: 15.12 MB / 1.029 GB Notification: Performance of NFVerifyModel.verify: time 5.529e-05/0.3715, allocations: 43.67 kB / 1.329 GB, free: 15.08 MB / 1.029 GB Notification: Performance of NFConvertDAE.convert: time 0.0002878/0.3718, allocations: 187.2 kB / 1.329 GB, free: 14.89 MB / 1.029 GB Notification: Performance of FrontEnd - DAE generated: time 1.216e-05/0.3718, allocations: 3.984 kB / 1.329 GB, free: 14.89 MB / 1.029 GB Notification: Performance of FrontEnd: time 1.293e-06/0.3718, allocations: 0 / 1.329 GB, free: 14.89 MB / 1.029 GB Notification: Performance of Transformations before backend: time 9.377e-06/0.3718, allocations: 0 / 1.329 GB, free: 14.89 MB / 1.029 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 41 * Number of variables: 41 Notification: Performance of Generate backend data structure: time 0.0007359/0.3725, allocations: 424.1 kB / 1.33 GB, free: 14.44 MB / 1.029 GB Notification: Performance of prepare preOptimizeDAE: time 3.682e-05/0.3725, allocations: 8.031 kB / 1.33 GB, free: 14.43 MB / 1.029 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003707/0.3729, allocations: 44.81 kB / 1.33 GB, free: 14.39 MB / 1.029 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0002417/0.3732, allocations: 138.3 kB / 1.33 GB, free: 14.23 MB / 1.029 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.041e-05/0.3732, allocations: 4.375 kB / 1.33 GB, free: 14.22 MB / 1.029 GB Notification: Performance of preOpt expandDerOperator (simulation): time 2.625e-05/0.3732, allocations: 16.3 kB / 1.33 GB, free: 14.21 MB / 1.029 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003068/0.3735, allocations: 201.7 kB / 1.33 GB, free: 14 MB / 1.029 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.017e-06/0.3735, allocations: 0 / 1.33 GB, free: 14 MB / 1.029 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.111e-05/0.3735, allocations: 0 / 1.33 GB, free: 14 MB / 1.029 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.705e-06/0.3735, allocations: 0 / 1.33 GB, free: 14 MB / 1.029 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001953/0.3737, allocations: 104 kB / 1.33 GB, free: 13.9 MB / 1.029 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0005678/0.3743, allocations: 288.3 kB / 1.33 GB, free: 13.59 MB / 1.029 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0001943/0.3745, allocations: 118.8 kB / 1.33 GB, free: 13.46 MB / 1.029 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001398/0.3746, allocations: 97.16 kB / 1.331 GB, free: 13.36 MB / 1.029 GB Notification: Performance of preOpt evalFunc (simulation): time 1.85e-05/0.3747, allocations: 0 / 1.331 GB, free: 13.36 MB / 1.029 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003078/0.375, allocations: 216.3 kB / 1.331 GB, free: 13.14 MB / 1.029 GB Notification: Performance of pre-optimization done (n=40): time 1.382e-06/0.375, allocations: 0 / 1.331 GB, free: 13.14 MB / 1.029 GB Notification: Performance of matching and sorting (n=40): time 0.0008322/0.3758, allocations: 0.5165 MB / 1.331 GB, free: 12.62 MB / 1.029 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001029/0.3759, allocations: 99.36 kB / 1.331 GB, free: 12.51 MB / 1.029 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001221/0.376, allocations: 141.8 kB / 1.331 GB, free: 12.36 MB / 1.029 GB Notification: Performance of collectPreVariables (initialization): time 6.34e-05/0.3761, allocations: 53.69 kB / 1.332 GB, free: 12.3 MB / 1.029 GB Notification: Performance of collectInitialEqns (initialization): time 6.531e-05/0.3762, allocations: 93.09 kB / 1.332 GB, free: 12.21 MB / 1.029 GB Notification: Performance of collectInitialBindings (initialization): time 0.000104/0.3763, allocations: 103.3 kB / 1.332 GB, free: 12.11 MB / 1.029 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001192/0.3764, allocations: 97.66 kB / 1.332 GB, free: 12.01 MB / 1.029 GB Notification: Performance of setup shared object (initialization): time 0.0001629/0.3765, allocations: 338.8 kB / 1.332 GB, free: 11.67 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002819/0.3768, allocations: 180.6 kB / 1.332 GB, free: 11.49 MB / 1.029 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003293/0.3771, allocations: 235.2 kB / 1.333 GB, free: 11.25 MB / 1.029 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0005951/0.3777, allocations: 439.1 kB / 1.333 GB, free: 10.8 MB / 1.029 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.315e-06/0.3777, allocations: 0 / 1.333 GB, free: 10.8 MB / 1.029 GB Notification: Performance of matching and sorting (n=77) (initialization): time 0.000772/0.3785, allocations: 0.5088 MB / 1.333 GB, free: 10.29 MB / 1.029 GB Notification: Performance of prepare postOptimizeDAE: time 1.509e-05/0.3785, allocations: 4 kB / 1.333 GB, free: 10.29 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.511e-05/0.3785, allocations: 4 kB / 1.333 GB, free: 10.28 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.564e-05/0.3786, allocations: 8.031 kB / 1.333 GB, free: 10.27 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001251/0.3787, allocations: 27.86 kB / 1.333 GB, free: 10.25 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.767e-06/0.3787, allocations: 4 kB / 1.333 GB, free: 10.24 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001226/0.3788, allocations: 39.67 kB / 1.334 GB, free: 10.2 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.614e-05/0.3788, allocations: 16 kB / 1.334 GB, free: 10.19 MB / 1.029 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 4 * Number of states: 0 () * Number of discrete variables: 75 (win.occ,win.ran,$PRE.win.ran,win.state[33],$PRE.win.state[33],win.state[32],$PRE.win.state[32],win.state[31],$PRE.win.state[31],win.state[30],$PRE.win.state[30],win.state[29],$PRE.win.state[29],win.state[28],$PRE.win.state[28],win.state[27],$PRE.win.state[27],win.state[26],$PRE.win.state[26],win.state[25],$PRE.win.state[25],win.state[24],$PRE.win.state[24],win.state[23],$PRE.win.state[23],win.state[22],$PRE.win.state[22],win.state[21],$PRE.win.state[21],win.state[20],$PRE.win.state[20],win.state[19],$PRE.win.state[19],win.state[18],$PRE.win.state[18],win.state[17],$PRE.win.state[17],win.state[16],$PRE.win.state[16],win.state[15],$PRE.win.state[15],win.state[14],$PRE.win.state[14],win.state[13],$PRE.win.state[13],win.state[12],$PRE.win.state[12],win.state[11],$PRE.win.state[11],win.state[10],$PRE.win.state[10],win.state[9],$PRE.win.state[9],win.state[8],$PRE.win.state[8],win.state[7],$PRE.win.state[7],win.state[6],$PRE.win.state[6],win.state[5],$PRE.win.state[5],win.state[4],$PRE.win.state[4],win.state[3],$PRE.win.state[3],win.state[2],$PRE.win.state[2],win.state[1],$PRE.win.state[1],win.p,$PRE.win.p,win.on,$PRE.win.on,win.sampleTrigger,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (44): * Single equations (assignments): 43 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 1 * 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 0.0002291/0.3791, allocations: 203.4 kB / 1.334 GB, free: 9.977 MB / 1.029 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 2.25e-05/0.3791, allocations: 11.91 kB / 1.334 GB, free: 9.965 MB / 1.029 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 3.067e-05/0.3791, allocations: 13.62 kB / 1.334 GB, free: 9.949 MB / 1.029 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.535e-06/0.3791, allocations: 0 / 1.334 GB, free: 9.949 MB / 1.029 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.817e-06/0.3791, allocations: 0 / 1.334 GB, free: 9.949 MB / 1.029 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.729e-06/0.3791, allocations: 3.984 kB / 1.334 GB, free: 9.945 MB / 1.029 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0007843/0.3799, allocations: 0.5909 MB / 1.334 GB, free: 9.316 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.563e-06/0.3799, allocations: 0 / 1.334 GB, free: 9.316 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 4.032e-05/0.38, allocations: 4 kB / 1.334 GB, free: 9.312 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.783e-06/0.38, allocations: 0 / 1.334 GB, free: 9.312 MB / 1.029 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.353e-05/0.38, allocations: 3.984 kB / 1.334 GB, free: 9.309 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.353e-06/0.38, allocations: 3.938 kB / 1.334 GB, free: 9.305 MB / 1.029 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.042e-06/0.38, allocations: 4 kB / 1.334 GB, free: 9.301 MB / 1.029 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005962/0.3806, allocations: 473.2 kB / 1.335 GB, free: 8.824 MB / 1.029 GB Notification: Performance of postOpt removeConstants (simulation): time 2.692e-05/0.3806, allocations: 27.78 kB / 1.335 GB, free: 8.797 MB / 1.029 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.871e-05/0.3807, allocations: 43.92 kB / 1.335 GB, free: 8.754 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 9.519e-05/0.3808, allocations: 4 kB / 1.335 GB, free: 8.75 MB / 1.029 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.193e-05/0.3808, allocations: 7.984 kB / 1.335 GB, free: 8.742 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.865e-06/0.3808, allocations: 0 / 1.335 GB, free: 8.742 MB / 1.029 GB Notification: Performance of sorting global known variables: time 7.304e-05/0.3809, allocations: 99.02 kB / 1.335 GB, free: 8.648 MB / 1.029 GB Notification: Performance of sort global known variables: time 8.1e-08/0.3809, allocations: 0 / 1.335 GB, free: 8.648 MB / 1.029 GB Notification: Performance of remove unused functions: time 0.0003229/0.3812, allocations: 55.88 kB / 1.335 GB, free: 8.594 MB / 1.029 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 39 (win.sampleTrigger,$whenCondition1,win.occ,win.on,win.p,win.state[1],win.state[2],win.state[3],win.state[4],win.state[5],win.state[6],win.state[7],win.state[8],win.state[9],win.state[10],win.state[11],win.state[12],win.state[13],win.state[14],win.state[15],win.state[16],win.state[17],win.state[18],win.state[19],win.state[20],win.state[21],win.state[22],win.state[23],win.state[24],win.state[25],win.state[26],win.state[27],win.state[28],win.state[29],win.state[30],win.state[31],win.state[32],win.state[33],win.ran) * Number of discrete states: 33 (win.state[1],win.state[2],win.state[3],win.state[4],win.state[5],win.state[6],win.state[7],win.state[8],win.state[9],win.state[10],win.state[11],win.state[12],win.state[13],win.state[14],win.state[15],win.state[16],win.state[17],win.state[18],win.state[19],win.state[20],win.state[21],win.state[22],win.state[23],win.state[24],win.state[25],win.state[26],win.state[27],win.state[28],win.state[29],win.state[30],win.state[31],win.state[32],win.state[33]) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (7): * Single equations (assignments): 4 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 3 * 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 0.0004459/0.3816, allocations: 223.9 kB / 1.335 GB, free: 8.383 MB / 1.029 GB Notification: Performance of simCode: created initialization part: time 0.0006618/0.3823, allocations: 406 kB / 1.336 GB, free: 7.98 MB / 1.029 GB Notification: Performance of simCode: created event and clocks part: time 1.673e-06/0.3823, allocations: 0 / 1.336 GB, free: 7.98 MB / 1.029 GB Notification: Performance of simCode: created simulation system equations: time 0.0001738/0.3825, allocations: 108.2 kB / 1.336 GB, free: 7.875 MB / 1.029 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0002856/0.3828, allocations: 9.859 kB / 1.336 GB, free: 7.867 MB / 1.029 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0007477/0.3835, allocations: 424.7 kB / 1.336 GB, free: 7.422 MB / 1.029 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001425/0.3837, allocations: 111.4 kB / 1.336 GB, free: 7.285 MB / 1.029 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 5.647e-05/0.3837, allocations: 19.44 kB / 1.336 GB, free: 7.266 MB / 1.029 GB Notification: Performance of SimCode: time 3.7e-07/0.3837, allocations: 0 / 1.336 GB, free: 7.266 MB / 1.029 GB Notification: Performance of Templates: time 0.005957/0.3897, allocations: 2.609 MB / 1.339 GB, free: 4.66 MB / 1.029 GB " [Timeout remaining time 300] make -j1 -f Buildings_12_Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth.makefile [Timeout 300] (rm -f Buildings_12_Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth.pipe ; mkfifo Buildings_12_Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth.pipe ; head -c 1048576 < Buildings_12_Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth.pipe >> ../files/Buildings_12_Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth.sim & ./Buildings_12_Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_12_Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Occupants_Office_Windows_Validation_Zhang2012WindowsNorth.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.Occupants.Office.Windows.Validation.Zhang2012WindowsNorth.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: 11.645519327372313]