Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "[:1:22-1:33:writable] Warning: Modelica only supports 32-bit signed integers! Transforming: 13743895347 into a real Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.0003138/0.0003138, allocations: 0 / 0, free: 0 / 0 " [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 0.0002886/0.0002886, allocations: 0 / 0, free: 0 / 0 " [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 0.1122/0.1122, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.x/package.mo): time 0.2981/0.2981, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] Using package Buildings with version 12.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-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: simulate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="mat",variableFilter="time|err_V2.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD",simflags="-abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS") simulate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="mat",variableFilter="time|err_V2.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD",simflags="-abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS") [Timeout 540] "Notification: Performance of FrontEnd - loaded program: time 2.795e-06/2.795e-06, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - Absyn->SCode: time 3.716e-05/3.995e-05, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD): time 0.01448/0.01452, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instExpressions: time 0.009269/0.02379, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.updateImplicitVariability: time 0.0008876/0.02467, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeComponents: time 0.001121/0.0258, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeBindings: time 0.002252/0.02805, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeClassSections: time 0.00198/0.03003, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.flatten: time 0.00393/0.03396, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.resolveConnections: time 0.003966/0.03792, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFEvalConstants.evaluate: time 0.003953/0.04188, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFSimplifyModel.simplify: time 0.002811/0.04469, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFPackage.collectConstants: time 0.0003861/0.04507, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.collectFunctions: time 0.001025/0.0461, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFScalarize.scalarize: time 0.001771/0.04787, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFVerifyModel.verify: time 0.001322/0.04919, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFConvertDAE.convert: time 0.004167/0.05336, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - DAE generated: time 0.0005244/0.05388, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd: time 3.025e-06/0.05389, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Transformations before backend: time 3.29e-05/0.05392, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 863 * Number of variables: 863 Notification: Performance of Generate backend data structure: time 0.004985/0.05891, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare preOptimizeDAE: time 0.000171/0.05908, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt normalInlineFunction (simulation): time 0.005076/0.06415, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evaluateParameters (simulation): time 0.002321/0.06647, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002696/0.06674, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006051/0.06735, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt clockPartitioning (simulation): time 0.006124/0.07347, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt findStateOrder (simulation): time 7.68e-05/0.07355, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004443/0.07399, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004508/0.07445, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002891/0.07734, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0151/0.09244, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt comSubExp (simulation): time 0.002438/0.09488, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt resolveLoops (simulation): time 0.00171/0.09659, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evalFunc (simulation): time 0.0001722/0.09676, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.369e-05/0.09682, allocations: 0 / 0, free: 0 / 0 Notification: Performance of pre-optimization done (n=230): time 1.516e-05/0.09684, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=233): time 0.01606/0.1129, allocations: 0 / 0, free: 0 / 0 Notification: Performance of inlineWhenForInitialization (initialization): time 7.236e-05/0.113, allocations: 0 / 0, free: 0 / 0 Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001109/0.1141, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectPreVariables (initialization): time 0.0003151/0.1144, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialEqns (initialization): time 0.0007564/0.1151, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialBindings (initialization): time 0.0007025/0.1159, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simplifyInitialFunctions (initialization): time 0.0009273/0.1168, allocations: 0 / 0, free: 0 / 0 Notification: Performance of setup shared object (initialization): time 2.165e-05/0.1168, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008439/0.1176, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization): time 0.001112/0.1188, allocations: 0 / 0, free: 0 / 0 Notification: Performance of analyzeInitialSystem (initialization): time 0.002175/0.1209, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.026e-05/0.121, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=334) (initialization): time 0.006042/0.127, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 6.291e-05/0.1271, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.397e-05/0.1271, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 0.00943/0.1365, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002435/0.139, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01114/0.1501, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002076/0.1522, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003388/0.1525, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002189/0.1547, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001103/0.1558, allocations: 0 / 0, free: 0 / 0 Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.003749/0.1596, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.902e-05/0.1596, allocations: 0 / 0, free: 0 / 0 Warning: The linear system: 1 : transformer.conv3.V2[1] = line2.v3_n[1] - line2.v1_n[1] 2 : line2.v3_n[1] - line2.v3_p[1] = line2.Z31[1] * line2.i1[1] - line2.Z31[2] * line2.i1[2] + line2.Z32[1] * line2.i2[1] - line2.Z32[2] * line2.i2[2] + line2.Z33[1] * line2.i3[1] - line2.Z33[2] * line2.i3[2] 3 : loadRL.load3.v[1] = line2.v3_p[1] - line2.v1_p[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v1_p[1] ; line2.v3_p[1] ; line2.v3_n[1] ] = [ -transformer.conv3.V2[1] ; line2.Z31[1] * line2.i1[1] + line2.Z33[1] * line2.i3[1] + line2.Z32[1] * line2.i2[1] - line2.Z31[2] * line2.i1[2] - line2.Z33[2] * line2.i3[2] - line2.Z32[2] * line2.i2[2] ; -loadRL.load3.v[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v3_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv3.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=334) (initialization_lambda0): time 0.005079/0.1647, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 4.993e-05/0.1647, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.123e-05/0.1647, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 0.002171/0.1669, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002488/0.1694, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00754/0.1769, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001715/0.1787, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003237/0.179, allocations: 0 / 0, free: 0 / 0 Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] node4.wyeToDelta.delta.phase[3].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 81 * 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 (263): * Single equations (assignments): 262 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,62)} Notification: Performance of prepare postOptimizeDAE: time 0.001452/0.1804, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004715/0.1809, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00652/0.1874, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.497e-05/0.1875, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt constantLinearSystem (simulation): time 7.684e-06/0.1875, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.177e-05/0.1875, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01124/0.1987, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.202e-05/0.1988, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001643/0.2004, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (simulation): time 0.007131/0.2075, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002569/0.2078, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.008695/0.2165, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.099e-05/0.2165, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt symbolicJacobian (simulation): time 0.004927/0.2214, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeConstants (simulation): time 0.000874/0.2223, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005761/0.2229, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001252/0.2241, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007194/0.2248, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002329/0.2251, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sorting global known variables: time 0.0004785/0.2255, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sort global known variables: time 5.489e-05/0.2256, allocations: 0 / 0, free: 0 / 0 Notification: Performance of remove unused functions: time 0.006711/0.2323, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 32 * 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 (161): * Single equations (assignments): 160 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,62)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001574/0.2339, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created initialization part: time 0.007254/0.2411, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created event and clocks part: time 1.027e-05/0.2412, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created simulation system equations: time 0.002876/0.244, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003149/0.2472, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0117/0.2589, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001587/0.2605, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: alias equations: time 0.002026/0.2625, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001076/0.2636, allocations: 0 / 0, free: 0 / 0 Notification: Performance of SimCode: time 8.67e-05/0.2637, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Templates: time 0.01354/0.2772, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 540] [Calling sys.exit(0), Time elapsed: 1.4381701690144837]