Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.ThermalZones.Detailed.Examples.Controls.Validation.ElectrochromicWindow.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 0.0009455/0.0009455, allocations: 84.75 kB / 20.83 MB, free: 3.621 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 0.000919/0.000919, allocations: 169 kB / 24.25 MB, free: 200 kB / 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 0.959/0.959, allocations: 177.1 MB / 204.7 MB, free: 5.457 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo): time 1.88/1.88, allocations: 389.6 MB / 0.6355 GB, free: 12.22 MB / 0.6042 GB " [Timeout remaining time 178] Using package Buildings with version 13.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.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.ThermalZones.Detailed.Examples.Controls.Validation.ElectrochromicWindow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.ThermalZones.Detailed.Examples.Controls.Validation.ElectrochromicWindow") translateModel(Buildings.ThermalZones.Detailed.Examples.Controls.Validation.ElectrochromicWindow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.ThermalZones.Detailed.Examples.Controls.Validation.ElectrochromicWindow") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.803e-06/1.803e-06, allocations: 0 / 0.7753 GB, free: 5.293 MB / 0.7292 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.475e-05/2.655e-05, allocations: 2.312 kB / 0.7753 GB, free: 5.289 MB / 0.7292 GB Notification: Performance of NFInst.instantiate(Buildings.ThermalZones.Detailed.Examples.Controls.Validation.ElectrochromicWindow): time 0.002531/0.002558, allocations: 2.064 MB / 0.7774 GB, free: 3.246 MB / 0.7292 GB Notification: Performance of NFInst.instExpressions: time 0.0008857/0.003444, allocations: 0.6792 MB / 0.778 GB, free: 2.566 MB / 0.7292 GB Notification: Performance of NFInst.updateImplicitVariability: time 9.482e-05/0.003538, allocations: 10.16 kB / 0.778 GB, free: 2.559 MB / 0.7292 GB Notification: Performance of NFTyping.typeComponents: time 4.696e-05/0.003585, allocations: 19.73 kB / 0.778 GB, free: 2.539 MB / 0.7292 GB Notification: Performance of NFTyping.typeBindings: time 0.0001386/0.003724, allocations: 47.52 kB / 0.7781 GB, free: 2.5 MB / 0.7292 GB Notification: Performance of NFTyping.typeClassSections: time 0.0003141/0.004038, allocations: 172.2 kB / 0.7783 GB, free: 2.332 MB / 0.7292 GB Notification: Performance of NFFlatten.flatten: time 0.0002614/0.004299, allocations: 295.2 kB / 0.7785 GB, free: 2.043 MB / 0.7292 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001132/0.004413, allocations: 51.33 kB / 0.7786 GB, free: 1.992 MB / 0.7292 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001592/0.004572, allocations: 159.7 kB / 0.7787 GB, free: 1.836 MB / 0.7292 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001059/0.004678, allocations: 84.33 kB / 0.7788 GB, free: 1.754 MB / 0.7292 GB Notification: Performance of NFPackage.collectConstants: time 3.659e-05/0.004714, allocations: 24.62 kB / 0.7788 GB, free: 1.73 MB / 0.7292 GB Notification: Performance of NFFlatten.collectFunctions: time 2.52e-05/0.004739, allocations: 25.5 kB / 0.7789 GB, free: 1.707 MB / 0.7292 GB Notification: Performance of NFScalarize.scalarize: time 4.411e-05/0.004784, allocations: 51.81 kB / 0.7789 GB, free: 1.656 MB / 0.7292 GB Notification: Performance of NFVerifyModel.verify: time 6.006e-05/0.004844, allocations: 71.75 kB / 0.779 GB, free: 1.586 MB / 0.7292 GB Notification: Performance of NFConvertDAE.convert: time 0.0001649/0.005009, allocations: 171.4 kB / 0.7792 GB, free: 1.418 MB / 0.7292 GB Notification: Performance of FrontEnd - DAE generated: time 3.387e-06/0.005012, allocations: 1.125 kB / 0.7792 GB, free: 1.418 MB / 0.7292 GB Notification: Performance of FrontEnd: time 1.864e-06/0.005014, allocations: 0 / 0.7792 GB, free: 1.418 MB / 0.7292 GB Notification: Performance of Transformations before backend: time 4.699e-06/0.005018, allocations: 0 / 0.7792 GB, free: 1.418 MB / 0.7292 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 30 * Number of variables: 30 Notification: Performance of Generate backend data structure: time 0.0006038/0.005622, allocations: 497.5 kB / 0.7796 GB, free: 0.8984 MB / 0.7292 GB Notification: Performance of prepare preOptimizeDAE: time 3.948e-05/0.005662, allocations: 13.64 kB / 0.7796 GB, free: 0.8867 MB / 0.7292 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 4.705e-05/0.005709, allocations: 25.5 kB / 0.7797 GB, free: 0.8633 MB / 0.7292 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001987/0.005908, allocations: 171.7 kB / 0.7798 GB, free: 0.6719 MB / 0.7292 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.47e-05/0.005922, allocations: 12.97 kB / 0.7798 GB, free: 0.6602 MB / 0.7292 GB Notification: Performance of preOpt expandDerOperator (simulation): time 2.068e-05/0.005943, allocations: 12.38 kB / 0.7799 GB, free: 0.6484 MB / 0.7292 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0002464/0.006189, allocations: 160.1 kB / 0.78 GB, free: 496 kB / 0.7292 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.685e-06/0.006197, allocations: 0.8438 kB / 0.78 GB, free: 496 kB / 0.7292 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.437e-05/0.006211, allocations: 12.36 kB / 0.78 GB, free: 484 kB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.142e-06/0.006217, allocations: 4.5 kB / 0.78 GB, free: 480 kB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 6.895e-05/0.006286, allocations: 37.7 kB / 0.7801 GB, free: 444 kB / 0.7292 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0003788/0.006665, allocations: 283.8 kB / 0.7803 GB, free: 144 kB / 0.7292 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0001953/0.00686, allocations: 84.03 kB / 0.7804 GB, free: 52 kB / 0.7292 GB Notification: Performance of preOpt resolveLoops (simulation): time 4.536e-05/0.006906, allocations: 29.38 kB / 0.7804 GB, free: 20 kB / 0.7292 GB Notification: Performance of preOpt evalFunc (simulation): time 2.184e-05/0.006928, allocations: 4 kB / 0.7804 GB, free: 16 kB / 0.7292 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.000159/0.007087, allocations: 111.1 kB / 0.7805 GB, free: 15.9 MB / 0.7448 GB Notification: Performance of pre-optimization done (n=15): time 2.455e-06/0.007089, allocations: 0 / 0.7805 GB, free: 15.9 MB / 0.7448 GB Notification: Performance of matching and sorting (n=15): time 0.0001992/0.007288, allocations: 110.4 kB / 0.7807 GB, free: 15.79 MB / 0.7448 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.123e-05/0.00733, allocations: 60.03 kB / 0.7807 GB, free: 15.71 MB / 0.7448 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001034/0.007433, allocations: 182 kB / 0.7809 GB, free: 15.52 MB / 0.7448 GB Notification: Performance of collectPreVariables (initialization): time 2.103e-05/0.007454, allocations: 34.39 kB / 0.7809 GB, free: 15.48 MB / 0.7448 GB Notification: Performance of collectInitialEqns (initialization): time 5.341e-05/0.007507, allocations: 130.1 kB / 0.781 GB, free: 15.36 MB / 0.7448 GB Notification: Performance of collectInitialBindings (initialization): time 3.802e-05/0.007545, allocations: 43.62 kB / 0.7811 GB, free: 15.31 MB / 0.7448 GB Notification: Performance of simplifyInitialFunctions (initialization): time 4.879e-05/0.007594, allocations: 33.69 kB / 0.7811 GB, free: 15.27 MB / 0.7448 GB Notification: Performance of setup shared object (initialization): time 0.0001529/0.007747, allocations: 338.8 kB / 0.7814 GB, free: 14.93 MB / 0.7448 GB Notification: Performance of preBalanceInitialSystem (initialization): time 8.259e-05/0.00783, allocations: 80.25 kB / 0.7815 GB, free: 14.84 MB / 0.7448 GB Notification: Performance of partitionIndependentBlocks (initialization): time 5.322e-05/0.007883, allocations: 78.73 kB / 0.7816 GB, free: 14.75 MB / 0.7448 GB Notification: Performance of analyzeInitialSystem (initialization): time 9.782e-05/0.007981, allocations: 117.2 kB / 0.7817 GB, free: 14.62 MB / 0.7448 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.314e-06/0.007983, allocations: 0 / 0.7817 GB, free: 14.62 MB / 0.7448 GB Notification: Performance of matching and sorting (n=19) (initialization): time 0.0001623/0.008145, allocations: 218.8 kB / 0.7819 GB, free: 14.38 MB / 0.7448 GB Notification: Performance of prepare postOptimizeDAE: time 4.432e-05/0.00819, allocations: 60.53 kB / 0.782 GB, free: 14.31 MB / 0.7448 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.901e-06/0.008196, allocations: 0 / 0.782 GB, free: 14.31 MB / 0.7448 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.116e-05/0.008207, allocations: 0 / 0.782 GB, free: 14.31 MB / 0.7448 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001357/0.008342, allocations: 44.77 kB / 0.782 GB, free: 14.27 MB / 0.7448 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 4.469e-06/0.008347, allocations: 4.469 kB / 0.782 GB, free: 14.27 MB / 0.7448 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 8.604e-05/0.008433, allocations: 36.8 kB / 0.782 GB, free: 14.23 MB / 0.7448 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.096e-05/0.008444, allocations: 4 kB / 0.7821 GB, free: 14.23 MB / 0.7448 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 8.643e-05/0.00853, allocations: 156.5 kB / 0.7822 GB, free: 14.06 MB / 0.7448 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 4.437e-05/0.008575, allocations: 78.2 kB / 0.7823 GB, free: 13.97 MB / 0.7448 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 8.936e-05/0.008664, allocations: 118.8 kB / 0.7824 GB, free: 13.84 MB / 0.7448 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 8.12e-07/0.008665, allocations: 3.938 kB / 0.7824 GB, free: 13.84 MB / 0.7448 GB Notification: Performance of matching and sorting (n=19) (initialization_lambda0): time 0.0001511/0.008816, allocations: 209.2 kB / 0.7826 GB, free: 13.61 MB / 0.7448 GB Notification: Performance of prepare postOptimizeDAE: time 3.122e-05/0.008847, allocations: 67.39 kB / 0.7827 GB, free: 13.53 MB / 0.7448 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.384e-06/0.00885, allocations: 1.094 kB / 0.7827 GB, free: 13.53 MB / 0.7448 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.476e-06/0.008853, allocations: 0 / 0.7827 GB, free: 13.53 MB / 0.7448 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 9.823e-05/0.008951, allocations: 45.12 kB / 0.7827 GB, free: 13.48 MB / 0.7448 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.114e-06/0.008953, allocations: 0 / 0.7827 GB, free: 13.48 MB / 0.7448 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 7.726e-05/0.009031, allocations: 38.59 kB / 0.7827 GB, free: 13.45 MB / 0.7448 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.544e-06/0.009038, allocations: 4 kB / 0.7827 GB, free: 13.45 MB / 0.7448 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 10 (HMea.count,$PRE.HMea.count,HMea.T_start,$PRE.HMea.T_start,TMea.count,$PRE.TMea.count,TMea.T_start,$PRE.TMea.T_start,$whenCondition1,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (17): * Single equations (assignments): 15 * Array equations: 0 * Algorithm blocks: 2 * 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 8.972e-05/0.009128, allocations: 188.2 kB / 0.7829 GB, free: 13.25 MB / 0.7448 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 1.887e-05/0.009147, allocations: 19.98 kB / 0.7829 GB, free: 13.23 MB / 0.7448 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 4.151e-05/0.009188, allocations: 21.45 kB / 0.783 GB, free: 13.21 MB / 0.7448 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.204e-06/0.009191, allocations: 2.438 kB / 0.783 GB, free: 13.21 MB / 0.7448 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.304e-06/0.009193, allocations: 0 / 0.783 GB, free: 13.21 MB / 0.7448 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.663e-06/0.009199, allocations: 7.938 kB / 0.783 GB, free: 13.21 MB / 0.7448 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0001074/0.009307, allocations: 117.8 kB / 0.7831 GB, free: 13.07 MB / 0.7448 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.413e-06/0.009308, allocations: 0 / 0.7831 GB, free: 13.07 MB / 0.7448 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 8.272e-05/0.009391, allocations: 39.91 kB / 0.7831 GB, free: 13.04 MB / 0.7448 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.593e-06/0.009393, allocations: 0.6562 kB / 0.7831 GB, free: 13.04 MB / 0.7448 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.294e-05/0.009406, allocations: 7.984 kB / 0.7831 GB, free: 13.03 MB / 0.7448 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.122e-06/0.009407, allocations: 1 kB / 0.7831 GB, free: 13.03 MB / 0.7448 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.92e-07/0.009408, allocations: 0 / 0.7831 GB, free: 13.03 MB / 0.7448 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0001354/0.009543, allocations: 129.7 kB / 0.7833 GB, free: 12.89 MB / 0.7448 GB Notification: Performance of postOpt removeConstants (simulation): time 2.541e-05/0.009568, allocations: 11.91 kB / 0.7833 GB, free: 12.88 MB / 0.7448 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 2.141e-05/0.00959, allocations: 0 / 0.7833 GB, free: 12.88 MB / 0.7448 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 7.476e-05/0.009665, allocations: 29.06 kB / 0.7833 GB, free: 12.85 MB / 0.7448 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 6.41e-05/0.009729, allocations: 27.95 kB / 0.7833 GB, free: 12.82 MB / 0.7448 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.857e-06/0.009738, allocations: 3.984 kB / 0.7833 GB, free: 12.82 MB / 0.7448 GB Notification: Performance of sorting global known variables: time 4.228e-05/0.00978, allocations: 55.09 kB / 0.7834 GB, free: 12.76 MB / 0.7448 GB Notification: Performance of sort global known variables: time 5e-08/0.00978, allocations: 0 / 0.7834 GB, free: 12.76 MB / 0.7448 GB Notification: Performance of remove unused functions: time 0.0001487/0.009929, allocations: 75.78 kB / 0.7834 GB, free: 12.69 MB / 0.7448 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 6 ($whenCondition2,$whenCondition1,TMea.T_start,TMea.count,HMea.T_start,HMea.count) * Number of discrete states: 2 (TMea.count,HMea.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (15): * Single equations (assignments): 11 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 4 * 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 0.0001104/0.01004, allocations: 97.84 kB / 0.7835 GB, free: 12.59 MB / 0.7448 GB Notification: Performance of simCode: created initialization part: time 0.0003038/0.01034, allocations: 451.9 kB / 0.784 GB, free: 12.07 MB / 0.7448 GB Notification: Performance of simCode: created event and clocks part: time 3.978e-06/0.01035, allocations: 5.281 kB / 0.784 GB, free: 12.06 MB / 0.7448 GB Notification: Performance of simCode: created simulation system equations: time 6.505e-05/0.01041, allocations: 48.77 kB / 0.784 GB, free: 12.01 MB / 0.7448 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0001958/0.01061, allocations: 47.42 kB / 0.7841 GB, free: 11.97 MB / 0.7448 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0007081/0.01132, allocations: 335.8 kB / 0.7844 GB, free: 11.61 MB / 0.7448 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 4.557e-05/0.01136, allocations: 68 kB / 0.7845 GB, free: 11.53 MB / 0.7448 GB Notification: Performance of simCode: alias equations: time 7.386e-05/0.01144, allocations: 26.91 kB / 0.7845 GB, free: 11.51 MB / 0.7448 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001358/0.01157, allocations: 91.34 kB / 0.7846 GB, free: 11.42 MB / 0.7448 GB Notification: Performance of SimCode: time 8.32e-07/0.01157, allocations: 0 / 0.7846 GB, free: 11.42 MB / 0.7448 GB Notification: Performance of Templates: time 0.005813/0.01738, allocations: 3.468 MB / 0.788 GB, free: 8.133 MB / 0.7448 GB " [Timeout remaining time 300] make -j1 -f Buildings_13_Buildings.ThermalZones.Detailed.Examples.Controls.Validation.ElectrochromicWindow.makefile [Timeout 300] (rm -f Buildings_13_Buildings.ThermalZones.Detailed.Examples.Controls.Validation.ElectrochromicWindow.pipe ; mkfifo Buildings_13_Buildings.ThermalZones.Detailed.Examples.Controls.Validation.ElectrochromicWindow.pipe ; head -c 1048576 < Buildings_13_Buildings.ThermalZones.Detailed.Examples.Controls.Validation.ElectrochromicWindow.pipe >> ../files/Buildings_13_Buildings.ThermalZones.Detailed.Examples.Controls.Validation.ElectrochromicWindow.sim & ./Buildings_13_Buildings.ThermalZones.Detailed.Examples.Controls.Validation.ElectrochromicWindow -abortSlowSimulation -alarm=240 -lv LOG_STATS > Buildings_13_Buildings.ThermalZones.Detailed.Examples.Controls.Validation.ElectrochromicWindow.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 5.15588918235153]