Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr AixLib_AixLib.Airflow.Multizone.Examples.NaturalVentilation.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/package.mo): time 0.04105/0.04105, allocations: 9.134 MB / 28.99 MB, free: 0.8086 MB / 18.57 MB
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/EmbeddedTargets/STM32F4/Functions/HAL.mo:5:3-11:14:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/OperatingSystem/DynamicArray.mo:6:3-94:18:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/Utilities/Functions.mo:1041:3-1062:27:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/Utilities/Functions.mo:1064:3-1092:25:writable] Warning: External function annotation should occur on the external-clause, not on the function.
"
[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 0.0008122/0.0008122, allocations: 91.27 kB / 35.33 MB, free: 1.074 MB / 24.77 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 0.001025/0.001025, allocations: 165.7 kB / 38.73 MB, free: 2.488 MB / 24.77 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 0.9561/0.9561, allocations: 177.1 MB / 219.2 MB, free: 10.12 MB / 202.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF 0.4.5/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF 0.4.5/package.mo): time 0.003958/0.003958, allocations: 0.8265 MB / 276.5 MB, free: 0.7383 MB / 250.7 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 3.0.1/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 3.0.1/package.mo): time 1.641/1.641, allocations: 274.9 MB / 0.5419 GB, free: 0.6445 MB / 0.4949 GB
"
[Timeout remaining time 178]
Using package AixLib with version 3.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 3.0.1/package.mo)
Using package SDF with version 0.4.5 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF 0.4.5/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 Modelica_DeviceDrivers with version 2.2.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/package.mo)
Running command: translateModel(AixLib.Airflow.Multizone.Examples.NaturalVentilation,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="AixLib_AixLib.Airflow.Multizone.Examples.NaturalVentilation")
translateModel(AixLib.Airflow.Multizone.Examples.NaturalVentilation,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="AixLib_AixLib.Airflow.Multizone.Examples.NaturalVentilation") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.283e-06/1.283e-06, allocations: 0 / 0.6379 GB, free: 14.13 MB / 0.6043 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.274e-05/1.403e-05, allocations: 2.312 kB / 0.6379 GB, free: 14.13 MB / 0.6043 GB
Notification: Performance of NFInst.instantiate(AixLib.Airflow.Multizone.Examples.NaturalVentilation): time 0.4272/0.4272, allocations: 150.8 MB / 0.7851 GB, free: 4.469 MB / 0.6824 GB
Notification: Performance of NFInst.instExpressions: time 0.005482/0.4327, allocations: 4.266 MB / 0.7893 GB, free: 216 kB / 0.6824 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0005078/0.4332, allocations: 55.62 kB / 0.7893 GB, free: 160 kB / 0.6824 GB
Notification: Performance of NFTyping.typeComponents: time 0.0006345/0.4339, allocations: 301.8 kB / 0.7896 GB, free: 15.86 MB / 0.698 GB
Notification: Performance of NFTyping.typeBindings: time 0.001845/0.4357, allocations: 1.388 MB / 0.791 GB, free: 14.46 MB / 0.698 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001009/0.4367, allocations: 0.7342 MB / 0.7917 GB, free: 13.73 MB / 0.698 GB
Notification: Performance of NFFlatten.flatten: time 0.002399/0.4391, allocations: 2.929 MB / 0.7945 GB, free: 10.8 MB / 0.698 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.001064/0.4402, allocations: 0.7771 MB / 0.7953 GB, free: 10.01 MB / 0.698 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.001593/0.4418, allocations: 1.547 MB / 0.7968 GB, free: 8.504 MB / 0.698 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0008414/0.4426, allocations: 0.8373 MB / 0.7976 GB, free: 7.664 MB / 0.698 GB
Notification: Performance of NFPackage.collectConstants: time 0.0001142/0.4427, allocations: 108 kB / 0.7977 GB, free: 7.559 MB / 0.698 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0006161/0.4433, allocations: 423.1 kB / 0.7981 GB, free: 7.145 MB / 0.698 GB
Notification: Performance of NFScalarize.scalarize: time 0.0002962/0.4436, allocations: 490.5 kB / 0.7986 GB, free: 6.664 MB / 0.698 GB
Notification: Performance of NFVerifyModel.verify: time 0.0007688/0.4444, allocations: 492.7 kB / 0.7991 GB, free: 6.184 MB / 0.698 GB
Notification: Performance of NFConvertDAE.convert: time 0.001069/0.4455, allocations: 1.188 MB / 0.8002 GB, free: 4.992 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 4.018e-06/0.4455, allocations: 0 / 0.8002 GB, free: 4.992 MB / 0.698 GB
Notification: Performance of FrontEnd: time 1.803e-06/0.4455, allocations: 0 / 0.8002 GB, free: 4.992 MB / 0.698 GB
Notification: Performance of Transformations before backend: time 1.126e-05/0.4455, allocations: 0 / 0.8002 GB, free: 4.992 MB / 0.698 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 214
 * Number of variables: 214
Notification: Performance of Generate backend data structure: time 0.001518/0.447, allocations: 1.38 MB / 0.8016 GB, free: 3.59 MB / 0.698 GB
Notification: Performance of prepare preOptimizeDAE: time 3.345e-05/0.447, allocations: 15.92 kB / 0.8016 GB, free: 3.574 MB / 0.698 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001498/0.4485, allocations: 439.6 kB / 0.802 GB, free: 3.145 MB / 0.698 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0009135/0.4495, allocations: 0.6246 MB / 0.8026 GB, free: 2.488 MB / 0.698 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.688e-05/0.4495, allocations: 66 kB / 0.8027 GB, free: 2.426 MB / 0.698 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001117/0.4496, allocations: 88.98 kB / 0.8028 GB, free: 2.34 MB / 0.698 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.000913/0.4505, allocations: 0.8708 MB / 0.8036 GB, free: 1.379 MB / 0.698 GB
Notification: Performance of preOpt findStateOrder (simulation): time 2.398e-05/0.4505, allocations: 4 kB / 0.8036 GB, free: 1.375 MB / 0.698 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.435e-05/0.4506, allocations: 40 kB / 0.8037 GB, free: 1.336 MB / 0.698 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.55e-05/0.4507, allocations: 41.92 kB / 0.8037 GB, free: 1.297 MB / 0.698 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0004906/0.4512, allocations: 289.7 kB / 0.804 GB, free: 1.012 MB / 0.698 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002617/0.4538, allocations: 2.27 MB / 0.8062 GB, free: 14.69 MB / 0.7137 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0005202/0.4543, allocations: 359.4 kB / 0.8065 GB, free: 14.34 MB / 0.7137 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0003582/0.4547, allocations: 222 kB / 0.8067 GB, free: 14.12 MB / 0.7137 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002203/0.4549, allocations: 82.47 kB / 0.8068 GB, free: 14.04 MB / 0.7137 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.104e-05/0.4549, allocations: 44.16 kB / 0.8069 GB, free: 13.98 MB / 0.7137 GB
Notification: Performance of pre-optimization done (n=70): time 2.154e-06/0.4549, allocations: 0 / 0.8069 GB, free: 13.98 MB / 0.7137 GB
Notification: Performance of matching and sorting (n=70): time 0.0007307/0.4556, allocations: 419 kB / 0.8073 GB, free: 13.57 MB / 0.7137 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.006e-05/0.4557, allocations: 60.06 kB / 0.8073 GB, free: 13.5 MB / 0.7137 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0006649/0.4563, allocations: 0.5273 MB / 0.8078 GB, free: 12.96 MB / 0.7137 GB
Notification: Performance of collectPreVariables (initialization): time 4.396e-05/0.4564, allocations: 37.7 kB / 0.8079 GB, free: 12.92 MB / 0.7137 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0001824/0.4566, allocations: 374.4 kB / 0.8082 GB, free: 12.55 MB / 0.7137 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0001715/0.4567, allocations: 265.7 kB / 0.8085 GB, free: 12.29 MB / 0.7137 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001666/0.4569, allocations: 138.5 kB / 0.8086 GB, free: 12.14 MB / 0.7137 GB
Notification: Performance of setup shared object (initialization): time 0.0001327/0.457, allocations: 394.5 kB / 0.809 GB, free: 11.75 MB / 0.7137 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001506/0.4572, allocations: 88.78 kB / 0.8091 GB, free: 11.66 MB / 0.7137 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003249/0.4575, allocations: 238.8 kB / 0.8093 GB, free: 11.38 MB / 0.7137 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0004462/0.4579, allocations: 402.6 kB / 0.8097 GB, free: 10.93 MB / 0.7137 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.827e-06/0.458, allocations: 0 / 0.8097 GB, free: 10.93 MB / 0.7137 GB
Notification: Performance of matching and sorting (n=94) (initialization): time 0.0005788/0.4585, allocations: 419.7 kB / 0.8101 GB, free: 10.51 MB / 0.7137 GB
Notification: Performance of prepare postOptimizeDAE: time 1.909e-05/0.4586, allocations: 13.55 kB / 0.8101 GB, free: 10.5 MB / 0.7137 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.157e-06/0.4586, allocations: 4 kB / 0.8101 GB, free: 10.49 MB / 0.7137 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.877e-05/0.4586, allocations: 8.562 kB / 0.8101 GB, free: 10.48 MB / 0.7137 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0005264/0.4591, allocations: 176.4 kB / 0.8103 GB, free: 10.31 MB / 0.7137 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.054e-05/0.4591, allocations: 8 kB / 0.8103 GB, free: 10.3 MB / 0.7137 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000411/0.4595, allocations: 67.45 kB / 0.8104 GB, free: 10.24 MB / 0.7137 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.05e-05/0.4596, allocations: 24 kB / 0.8104 GB, free: 10.21 MB / 0.7137 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 19
 * 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 (94):
 * Single equations (assignments): 94
 * 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 0.0001741/0.4597, allocations: 156.4 kB / 0.8105 GB, free: 10.05 MB / 0.7137 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001151/0.4599, allocations: 75.92 kB / 0.8106 GB, free: 9.977 MB / 0.7137 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0005551/0.4604, allocations: 390.7 kB / 0.811 GB, free: 9.582 MB / 0.7137 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.713e-06/0.4604, allocations: 8.5 kB / 0.811 GB, free: 9.574 MB / 0.7137 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.783e-06/0.4604, allocations: 0 / 0.811 GB, free: 9.574 MB / 0.7137 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0003723/0.4608, allocations: 417.2 kB / 0.8114 GB, free: 9.117 MB / 0.7137 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001156/0.4619, allocations: 0.8602 MB / 0.8122 GB, free: 8.234 MB / 0.7137 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.827e-06/0.462, allocations: 4.812 kB / 0.8122 GB, free: 8.23 MB / 0.7137 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0007079/0.4627, allocations: 212.1 kB / 0.8124 GB, free: 8.023 MB / 0.7137 GB
Notification: Performance of postOpt tearingSystem (simulation): time 6.632e-06/0.4627, allocations: 7.938 kB / 0.8124 GB, free: 8.016 MB / 0.7137 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.243e-05/0.4627, allocations: 19.98 kB / 0.8124 GB, free: 7.996 MB / 0.7137 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.796e-06/0.4627, allocations: 4 kB / 0.8125 GB, free: 7.992 MB / 0.7137 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.593e-06/0.4627, allocations: 0.8125 kB / 0.8125 GB, free: 7.992 MB / 0.7137 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0009128/0.4636, allocations: 0.5714 MB / 0.813 GB, free: 7.402 MB / 0.7137 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0002162/0.4638, allocations: 131.1 kB / 0.8131 GB, free: 7.273 MB / 0.7137 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.028e-05/0.4639, allocations: 16 kB / 0.8132 GB, free: 7.258 MB / 0.7137 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003283/0.4643, allocations: 22.17 kB / 0.8132 GB, free: 7.238 MB / 0.7137 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 9.013e-05/0.4643, allocations: 48.56 kB / 0.8132 GB, free: 7.191 MB / 0.7137 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.686e-05/0.4644, allocations: 12 kB / 0.8132 GB, free: 7.18 MB / 0.7137 GB
Notification: Performance of sorting global known variables: time 0.0002268/0.4646, allocations: 260.5 kB / 0.8135 GB, free: 6.93 MB / 0.7137 GB
Notification: Performance of sort global known variables: time 7.1e-08/0.4646, allocations: 0 / 0.8135 GB, free: 6.93 MB / 0.7137 GB
Notification: Performance of remove unused functions: time 0.0006106/0.4652, allocations: 339.4 kB / 0.8138 GB, free: 6.598 MB / 0.7137 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 8 (volA.dynBal.medium.Xi[1],volA.dynBal.U,volA.dynBal.m,oriOutBot.mExc,oriOutTop.mExc,volOut.dynBal.medium.Xi[1],volOut.dynBal.U,volOut.dynBal.m)
 * 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 (70):
 * Single equations (assignments): 70
 * 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 0.0002017/0.4654, allocations: 130.9 kB / 0.8139 GB, free: 6.465 MB / 0.7137 GB
Notification: Performance of simCode: created initialization part: time 0.0004368/0.4659, allocations: 332.7 kB / 0.8142 GB, free: 6.137 MB / 0.7137 GB
Notification: Performance of simCode: created event and clocks part: time 1.073e-05/0.4659, allocations: 8 kB / 0.8143 GB, free: 6.129 MB / 0.7137 GB
Notification: Performance of simCode: created simulation system equations: time 0.0002155/0.4661, allocations: 185.8 kB / 0.8144 GB, free: 5.949 MB / 0.7137 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00141/0.4675, allocations: 0.5365 MB / 0.815 GB, free: 5.484 MB / 0.7137 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002344/0.4698, allocations: 1.658 MB / 0.8166 GB, free: 3.797 MB / 0.7137 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001761/0.47, allocations: 229.4 kB / 0.8168 GB, free: 3.555 MB / 0.7137 GB
Notification: Performance of simCode: alias equations: time 0.0005022/0.4705, allocations: 156.8 kB / 0.8169 GB, free: 3.414 MB / 0.7137 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007993/0.4713, allocations: 371.1 kB / 0.8173 GB, free: 3.047 MB / 0.7137 GB
Notification: Performance of SimCode: time 6.31e-07/0.4713, allocations: 0 / 0.8173 GB, free: 3.047 MB / 0.7137 GB
Notification: Performance of Templates: time 0.02486/0.4962, allocations: 19.44 MB / 0.8363 GB, free: 248 kB / 0.7293 GB
"
[Timeout remaining time 659]
make -j1 -f AixLib_AixLib.Airflow.Multizone.Examples.NaturalVentilation.makefile [Timeout 660]
(rm -f AixLib_AixLib.Airflow.Multizone.Examples.NaturalVentilation.pipe ; mkfifo AixLib_AixLib.Airflow.Multizone.Examples.NaturalVentilation.pipe ; head -c 1048576 < AixLib_AixLib.Airflow.Multizone.Examples.NaturalVentilation.pipe >> ../files/AixLib_AixLib.Airflow.Multizone.Examples.NaturalVentilation.sim & ./AixLib_AixLib.Airflow.Multizone.Examples.NaturalVentilation -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -lv LOG_STATS > AixLib_AixLib.Airflow.Multizone.Examples.NaturalVentilation.pipe 2>&1) [Timeout 240]
[Calling sys.exit(0), Time elapsed: 5.120940810069442]