Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Fluid.Chillers.Examples.Carnot_y.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 0.002062/0.002062, allocations: 80.55 kB / 19.96 MB, free: 4.602 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 0.002551/0.002551, allocations: 177.2 kB / 23.24 MB, free: 1.324 MB / 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 1.718/1.718, allocations: 177.1 MB / 203.5 MB, free: 5.766 MB / 186.7 MB
"
[Timeout remaining time 178]
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 3.265/3.265, allocations: 389.5 MB / 0.6343 GB, free: 12.62 MB / 0.6042 GB
"
[Timeout remaining time 176]
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.Fluid.Chillers.Examples.Carnot_y,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.Chillers.Examples.Carnot_y")
translateModel(Buildings.Fluid.Chillers.Examples.Carnot_y,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.Chillers.Examples.Carnot_y") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.833e-06/1.833e-06, allocations: 0 / 1.001 GB, free: 13.04 MB / 0.9636 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 3.223e-05/3.406e-05, allocations: 2.281 kB / 1.001 GB, free: 13.04 MB / 0.9636 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Chillers.Examples.Carnot_y): time 0.8916/0.8917, allocations: 68.77 MB / 1.068 GB, free: 52.34 MB / 0.9948 GB
Notification: Performance of NFInst.instExpressions: time 0.0214/0.9131, allocations: 11.84 MB / 1.08 GB, free: 44.71 MB / 0.9948 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.003838/0.9169, allocations: 93.34 kB / 1.08 GB, free: 44.66 MB / 0.9948 GB
Notification: Performance of NFTyping.typeComponents: time 0.002629/0.9195, allocations: 0.8327 MB / 1.081 GB, free: 44.17 MB / 0.9948 GB
Notification: Performance of NFTyping.typeBindings: time 0.007943/0.9275, allocations: 2.689 MB / 1.083 GB, free: 42.55 MB / 0.9948 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004199/0.9317, allocations: 1.467 MB / 1.085 GB, free: 41.72 MB / 0.9948 GB
Notification: Performance of NFFlatten.flatten: time 0.006624/0.9383, allocations: 4.464 MB / 1.089 GB, free: 39.43 MB / 0.9948 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.00192/0.9402, allocations: 1.061 MB / 1.09 GB, free: 38.84 MB / 0.9948 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005924/0.9462, allocations: 2.47 MB / 1.093 GB, free: 37.63 MB / 0.9948 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002771/0.9489, allocations: 1.033 MB / 1.094 GB, free: 37.27 MB / 0.9948 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005566/0.9495, allocations: 165.6 kB / 1.094 GB, free: 37.27 MB / 0.9948 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003953/0.9534, allocations: 1.165 MB / 1.095 GB, free: 36.89 MB / 0.9948 GB
Notification: Performance of NFScalarize.scalarize: time 0.0005555/0.954, allocations: 426.5 kB / 1.095 GB, free: 36.61 MB / 0.9948 GB
Notification: Performance of NFVerifyModel.verify: time 0.001133/0.9551, allocations: 0.6047 MB / 1.096 GB, free: 36.34 MB / 0.9948 GB
Notification: Performance of NFConvertDAE.convert: time 0.007543/0.9627, allocations: 2.915 MB / 1.099 GB, free: 35.27 MB / 0.9948 GB
Notification: Performance of FrontEnd - DAE generated: time 5.36e-06/0.9627, allocations: 0 / 1.099 GB, free: 35.27 MB / 0.9948 GB
Notification: Performance of FrontEnd: time 2.856e-06/0.9627, allocations: 1.344 kB / 1.099 GB, free: 35.27 MB / 0.9948 GB
Notification: Performance of Transformations before backend: time 4.77e-05/0.9627, allocations: 0 / 1.099 GB, free: 35.27 MB / 0.9948 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 240
 * Number of variables: 240
Notification: Performance of Generate backend data structure: time 0.00485/0.9676, allocations: 2.034 MB / 1.101 GB, free: 33.94 MB / 0.9948 GB
Notification: Performance of prepare preOptimizeDAE: time 5.722e-05/0.9676, allocations: 10.72 kB / 1.101 GB, free: 33.94 MB / 0.9948 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0009393/0.9686, allocations: 240.3 kB / 1.101 GB, free: 33.84 MB / 0.9948 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.002811/0.9714, allocations: 1.472 MB / 1.102 GB, free: 32.97 MB / 0.9948 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.224e-05/0.9715, allocations: 81.31 kB / 1.102 GB, free: 32.93 MB / 0.9948 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001609/0.9716, allocations: 101 kB / 1.103 GB, free: 32.9 MB / 0.9948 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.002245/0.9739, allocations: 1.249 MB / 1.104 GB, free: 32.23 MB / 0.9948 GB
Notification: Performance of preOpt findStateOrder (simulation): time 3.422e-05/0.9739, allocations: 0.6562 kB / 1.104 GB, free: 32.23 MB / 0.9948 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.784e-05/0.974, allocations: 41.28 kB / 1.104 GB, free: 32.2 MB / 0.9948 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.862e-05/0.974, allocations: 26.22 kB / 1.104 GB, free: 32.2 MB / 0.9948 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002113/0.9762, allocations: 0.8841 MB / 1.105 GB, free: 31.88 MB / 0.9948 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 0.006202/0.9824, allocations: 3.473 MB / 1.108 GB, free: 29.73 MB / 0.9948 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.001544/0.9839, allocations: 0.5793 MB / 1.109 GB, free: 29.53 MB / 0.9948 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0007583/0.9847, allocations: 326.8 kB / 1.109 GB, free: 29.42 MB / 0.9948 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003645/0.985, allocations: 81.38 kB / 1.109 GB, free: 29.41 MB / 0.9948 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.066e-05/0.9851, allocations: 48.17 kB / 1.109 GB, free: 29.36 MB / 0.9948 GB
Notification: Performance of pre-optimization done (n=61): time 3.276e-06/0.9851, allocations: 3.938 kB / 1.109 GB, free: 29.35 MB / 0.9948 GB
Notification: Performance of matching and sorting (n=61): time 0.007726/0.9928, allocations: 1.588 MB / 1.111 GB, free: 28.95 MB / 0.9948 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.897e-05/0.9928, allocations: 58.03 kB / 1.111 GB, free: 28.89 MB / 0.9948 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002011/0.9948, allocations: 1.046 MB / 1.112 GB, free: 28.45 MB / 0.9948 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001323/0.995, allocations: 42.48 kB / 1.112 GB, free: 28.41 MB / 0.9948 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005961/0.9956, allocations: 0.6307 MB / 1.112 GB, free: 27.91 MB / 0.9948 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0002713/0.9958, allocations: 220.8 kB / 1.113 GB, free: 27.73 MB / 0.9948 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002768/0.9961, allocations: 151.8 kB / 1.113 GB, free: 27.66 MB / 0.9948 GB
Notification: Performance of setup shared object (initialization): time 9.024e-05/0.9962, allocations: 333.1 kB / 1.113 GB, free: 27.34 MB / 0.9948 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007329/0.9969, allocations: 288 kB / 1.113 GB, free: 27.24 MB / 0.9948 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.001087/0.998, allocations: 0.8701 MB / 1.114 GB, free: 26.46 MB / 0.9948 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0015/0.9995, allocations: 0.7111 MB / 1.115 GB, free: 26.08 MB / 0.9948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.32e-06/0.9995, allocations: 1.219 kB / 1.115 GB, free: 26.08 MB / 0.9948 GB
Notification: Performance of matching and sorting (n=88) (initialization): time 0.005044/1.005, allocations: 1.258 MB / 1.116 GB, free: 25.69 MB / 0.9948 GB
Notification: Performance of prepare postOptimizeDAE: time 2.745e-05/1.005, allocations: 15.38 kB / 1.116 GB, free: 25.68 MB / 0.9948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.453e-05/1.005, allocations: 3.844 kB / 1.116 GB, free: 25.68 MB / 0.9948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0006777/1.005, allocations: 135.7 kB / 1.116 GB, free: 25.64 MB / 0.9948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006899/1.006, allocations: 161.3 kB / 1.116 GB, free: 25.63 MB / 0.9948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0008146/1.007, allocations: 0.6901 MB / 1.117 GB, free: 25.05 MB / 0.9948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001129/1.008, allocations: 94.84 kB / 1.117 GB, free: 25 MB / 0.9948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.622e-05/1.008, allocations: 33.78 kB / 1.117 GB, free: 24.99 MB / 0.9948 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001353/1.009, allocations: 0.5533 MB / 1.118 GB, free: 24.71 MB / 0.9948 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001001/1.01, allocations: 0.8559 MB / 1.119 GB, free: 23.93 MB / 0.9948 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001584/1.012, allocations: 0.7012 MB / 1.119 GB, free: 23.56 MB / 0.9948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.605e-06/1.012, allocations: 10.84 kB / 1.119 GB, free: 23.55 MB / 0.9948 GB
Notification: Performance of matching and sorting (n=88) (initialization_lambda0): time 0.005125/1.017, allocations: 1.249 MB / 1.121 GB, free: 23.16 MB / 0.9948 GB
Notification: Performance of prepare postOptimizeDAE: time 1.443e-05/1.017, allocations: 5.281 kB / 1.121 GB, free: 23.16 MB / 0.9948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.744e-06/1.017, allocations: 4.906 kB / 1.121 GB, free: 23.16 MB / 0.9948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0005279/1.018, allocations: 133 kB / 1.121 GB, free: 23.13 MB / 0.9948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006572/1.018, allocations: 166.9 kB / 1.121 GB, free: 23.11 MB / 0.9948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0007864/1.019, allocations: 0.6906 MB / 1.121 GB, free: 22.53 MB / 0.9948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00121/1.02, allocations: 94.03 kB / 1.122 GB, free: 22.48 MB / 0.9948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001089/1.02, allocations: 37.91 kB / 1.122 GB, free: 22.47 MB / 0.9948 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 16
 * 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 (79):
 * Single equations (assignments): 78
 * 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
   {(1,9)}
Notification: Performance of prepare postOptimizeDAE: time 0.0003172/1.021, allocations: 218 kB / 1.122 GB, free: 22.27 MB / 0.9948 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004424/1.021, allocations: 124.9 kB / 1.122 GB, free: 22.2 MB / 0.9948 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.005113/1.026, allocations: 1.263 MB / 1.123 GB, free: 21.79 MB / 0.9948 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.524e-05/1.026, allocations: 12.47 kB / 1.123 GB, free: 21.78 MB / 0.9948 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.144e-05/1.026, allocations: 3.938 kB / 1.123 GB, free: 21.78 MB / 0.9948 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.004363/1.031, allocations: 1.103 MB / 1.124 GB, free: 21.38 MB / 0.9948 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.008076/1.039, allocations: 2.283 MB / 1.126 GB, free: 20.37 MB / 0.9948 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.625e-05/1.039, allocations: 4.828 kB / 1.127 GB, free: 20.37 MB / 0.9948 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0005571/1.039, allocations: 115.1 kB / 1.127 GB, free: 20.36 MB / 0.9948 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0005629/1.04, allocations: 131.7 kB / 1.127 GB, free: 20.32 MB / 0.9948 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.261e-05/1.04, allocations: 26.41 kB / 1.127 GB, free: 20.31 MB / 0.9948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.005057/1.045, allocations: 2.379 MB / 1.129 GB, free: 18.59 MB / 0.9948 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.005e-06/1.045, allocations: 4.375 kB / 1.129 GB, free: 18.59 MB / 0.9948 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.006165/1.051, allocations: 1.684 MB / 1.131 GB, free: 17.89 MB / 0.9948 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0009321/1.052, allocations: 206.6 kB / 1.131 GB, free: 17.77 MB / 0.9948 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004305/1.053, allocations: 24.3 kB / 1.131 GB, free: 17.75 MB / 0.9948 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001077/1.054, allocations: 43.38 kB / 1.131 GB, free: 17.75 MB / 0.9948 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002084/1.054, allocations: 58.25 kB / 1.131 GB, free: 17.73 MB / 0.9948 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001064/1.054, allocations: 34.41 kB / 1.131 GB, free: 17.73 MB / 0.9948 GB
Notification: Performance of sorting global known variables: time 0.001608/1.056, allocations: 0.7258 MB / 1.132 GB, free: 17.41 MB / 0.9948 GB
Notification: Performance of sort global known variables: time 7e-08/1.056, allocations: 0 / 1.132 GB, free: 17.41 MB / 0.9948 GB
Notification: Performance of remove unused functions: time 0.004243/1.06, allocations: 0.7588 MB / 1.133 GB, free: 17.23 MB / 0.9948 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 15
 * Number of states: 2 (chi.con.vol.dynBal.U,chi.eva.vol.dynBal.U)
 * 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 (56):
 * Single equations (assignments): 51
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 4
 * 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
   {(1,9)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.001365/1.061, allocations: 445.2 kB / 1.133 GB, free: 17.02 MB / 0.9948 GB
Notification: Performance of simCode: created initialization part: time 0.003352/1.065, allocations: 1.066 MB / 1.134 GB, free: 16.69 MB / 0.9948 GB
Notification: Performance of simCode: created event and clocks part: time 9.217e-06/1.065, allocations: 1.031 kB / 1.134 GB, free: 16.69 MB / 0.9948 GB
Notification: Performance of simCode: created simulation system equations: time 0.001692/1.066, allocations: 0.5437 MB / 1.135 GB, free: 16.45 MB / 0.9948 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003595/1.07, allocations: 0.5733 MB / 1.135 GB, free: 16.28 MB / 0.9948 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005106/1.075, allocations: 2.221 MB / 1.137 GB, free: 15 MB / 0.9948 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0013/1.076, allocations: 0.5806 MB / 1.138 GB, free: 14.85 MB / 0.9948 GB
Notification: Performance of simCode: alias equations: time 0.001604/1.078, allocations: 278.1 kB / 1.138 GB, free: 14.78 MB / 0.9948 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003483/1.078, allocations: 93.45 kB / 1.138 GB, free: 14.77 MB / 0.9948 GB
Notification: Performance of SimCode: time 1.673e-06/1.078, allocations: 0.7812 kB / 1.138 GB, free: 14.77 MB / 0.9948 GB
Notification: Performance of Templates: time 0.05574/1.134, allocations: 27.49 MB / 1.165 GB, free: 5.32 MB / 0.9948 GB
"
[Timeout remaining time 299]
make -j1 -f Buildings_13_Buildings.Fluid.Chillers.Examples.Carnot_y.makefile [Timeout 300]
(rm -f Buildings_13_Buildings.Fluid.Chillers.Examples.Carnot_y.pipe ; mkfifo Buildings_13_Buildings.Fluid.Chillers.Examples.Carnot_y.pipe ; head -c 1048576 < Buildings_13_Buildings.Fluid.Chillers.Examples.Carnot_y.pipe >> ../files/Buildings_13_Buildings.Fluid.Chillers.Examples.Carnot_y.sim & ./Buildings_13_Buildings.Fluid.Chillers.Examples.Carnot_y -abortSlowSimulation -alarm=240  -lv LOG_STATS > Buildings_13_Buildings.Fluid.Chillers.Examples.Carnot_y.pipe 2>&1) [Timeout 240]
[Calling sys.exit(0), Time elapsed: 11.557708537206054]