Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade.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 0.001105/0.001105, allocations: 80.44 kB / 19.17 MB, free: 0.7422 MB / 13.93 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 0.001216/0.001216, allocations: 165.9 kB / 22.46 MB, free: 2.105 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 0.8938/0.8938, allocations: 177.1 MB / 202.8 MB, free: 5.754 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo): time 1.733/1.733, allocations: 359 MB / 0.6037 GB, free: 11.09 MB / 0.573 GB
"
[Timeout remaining time 178]
Using package Buildings with version 11.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.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: "" <> buildModelFMU(Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade,fileNamePrefix="Buildings_11_Buildings_HeatTransfer_Windows_BaseClasses_Validation_HeatCapacityConstantShade",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade,fileNamePrefix="Buildings_11_Buildings_HeatTransfer_Windows_BaseClasses_Validation_HeatCapacityConstantShade",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 2.224e-06/2.224e-06, allocations: 0 / 0.9505 GB, free: 3.504 MB / 0.9011 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.351e-05/2.574e-05, allocations: 6.281 kB / 0.9505 GB, free: 3.496 MB / 0.9011 GB
Notification: Performance of NFInst.instantiate(Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade): time 0.004623/0.004649, allocations: 2.825 MB / 0.9533 GB, free: 0.6523 MB / 0.9011 GB
Notification: Performance of NFInst.instExpressions: time 0.002112/0.006761, allocations: 0.8877 MB / 0.9541 GB, free: 15.76 MB / 0.9167 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0003423/0.007103, allocations: 8 kB / 0.9541 GB, free: 15.75 MB / 0.9167 GB
Notification: Performance of NFTyping.typeComponents: time 0.0006069/0.00771, allocations: 127 kB / 0.9543 GB, free: 15.62 MB / 0.9167 GB
Notification: Performance of NFTyping.typeBindings: time 0.0003658/0.008076, allocations: 138.8 kB / 0.9544 GB, free: 15.49 MB / 0.9167 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0002612/0.008337, allocations: 99.78 kB / 0.9545 GB, free: 15.39 MB / 0.9167 GB
Notification: Performance of NFFlatten.flatten: time 0.0007237/0.009061, allocations: 469.5 kB / 0.9549 GB, free: 14.93 MB / 0.9167 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0003384/0.009399, allocations: 110.4 kB / 0.9551 GB, free: 14.82 MB / 0.9167 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0006373/0.01004, allocations: 243.5 kB / 0.9553 GB, free: 14.58 MB / 0.9167 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0003305/0.01037, allocations: 131.6 kB / 0.9554 GB, free: 14.45 MB / 0.9167 GB
Notification: Performance of NFPackage.collectConstants: time 8.575e-05/0.01045, allocations: 28 kB / 0.9554 GB, free: 14.43 MB / 0.9167 GB
Notification: Performance of NFFlatten.collectFunctions: time 6.46e-05/0.01052, allocations: 32 kB / 0.9555 GB, free: 14.39 MB / 0.9167 GB
Notification: Performance of NFScalarize.scalarize: time 7.351e-05/0.01059, allocations: 79.67 kB / 0.9555 GB, free: 14.32 MB / 0.9167 GB
Notification: Performance of NFVerifyModel.verify: time 0.0001805/0.01077, allocations: 139.7 kB / 0.9557 GB, free: 14.18 MB / 0.9167 GB
Notification: Performance of NFConvertDAE.convert: time 0.0004012/0.01117, allocations: 398.6 kB / 0.9561 GB, free: 13.79 MB / 0.9167 GB
Notification: Performance of FrontEnd - DAE generated: time 3.676e-06/0.01118, allocations: 0 / 0.9561 GB, free: 13.79 MB / 0.9167 GB
Notification: Performance of FrontEnd: time 1.532e-06/0.01118, allocations: 3.938 kB / 0.9561 GB, free: 13.79 MB / 0.9167 GB
Notification: Performance of Transformations before backend: time 9.318e-06/0.01119, allocations: 8 kB / 0.9561 GB, free: 13.78 MB / 0.9167 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 88
 * Number of variables: 88
Notification: Performance of Generate backend data structure: time 0.0007701/0.01196, allocations: 0.5677 MB / 0.9566 GB, free: 13.18 MB / 0.9167 GB
Notification: Performance of prepare preOptimizeDAE: time 5.404e-05/0.01201, allocations: 12.03 kB / 0.9566 GB, free: 13.17 MB / 0.9167 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 6.886e-05/0.01208, allocations: 70.72 kB / 0.9567 GB, free: 13.09 MB / 0.9167 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 7.583e-05/0.01216, allocations: 44.66 kB / 0.9567 GB, free: 13.05 MB / 0.9167 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004996/0.01266, allocations: 258 kB / 0.957 GB, free: 12.77 MB / 0.9167 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.962e-05/0.01269, allocations: 29.38 kB / 0.957 GB, free: 12.73 MB / 0.9167 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 5.83e-05/0.01274, allocations: 40.36 kB / 0.9571 GB, free: 12.7 MB / 0.9167 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004087/0.01315, allocations: 355.3 kB / 0.9574 GB, free: 12.32 MB / 0.9167 GB
Notification: Performance of preOpt findStateOrder (simulation): time 2.106e-05/0.01317, allocations: 8.141 kB / 0.9574 GB, free: 12.31 MB / 0.9167 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.558e-05/0.0132, allocations: 24.11 kB / 0.9574 GB, free: 12.29 MB / 0.9167 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.588e-06/0.01321, allocations: 12 kB / 0.9574 GB, free: 12.27 MB / 0.9167 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.000261/0.01347, allocations: 204.6 kB / 0.9576 GB, free: 12.07 MB / 0.9167 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001253/0.01472, allocations: 1.369 MB / 0.959 GB, free: 10.63 MB / 0.9167 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0003296/0.01505, allocations: 274.6 kB / 0.9592 GB, free: 10.32 MB / 0.9167 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0001053/0.01516, allocations: 115.3 kB / 0.9593 GB, free: 10.2 MB / 0.9167 GB
Notification: Performance of preOpt evalFunc (simulation): time 1.556e-05/0.01517, allocations: 4 kB / 0.9593 GB, free: 10.2 MB / 0.9167 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.908e-05/0.0152, allocations: 38.56 kB / 0.9594 GB, free: 10.15 MB / 0.9167 GB
Notification: Performance of pre-optimization done (n=30): time 2.174e-06/0.0152, allocations: 0 / 0.9594 GB, free: 10.15 MB / 0.9167 GB
Notification: Performance of matching and sorting (n=30): time 0.000407/0.01561, allocations: 277.2 kB / 0.9596 GB, free: 9.871 MB / 0.9167 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.087e-05/0.01568, allocations: 140.5 kB / 0.9598 GB, free: 9.703 MB / 0.9167 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001961/0.01588, allocations: 237.9 kB / 0.96 GB, free: 9.461 MB / 0.9167 GB
Notification: Performance of collectPreVariables (initialization): time 1.521e-05/0.01589, allocations: 29.7 kB / 0.96 GB, free: 9.426 MB / 0.9167 GB
Notification: Performance of collectInitialEqns (initialization): time 8.96e-05/0.01598, allocations: 184.5 kB / 0.9602 GB, free: 9.242 MB / 0.9167 GB
Notification: Performance of collectInitialBindings (initialization): time 9.481e-05/0.01608, allocations: 126.9 kB / 0.9603 GB, free: 9.117 MB / 0.9167 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 6.606e-05/0.01614, allocations: 66.02 kB / 0.9604 GB, free: 9.043 MB / 0.9167 GB
Notification: Performance of setup shared object (initialization): time 8.823e-05/0.01623, allocations: 338.8 kB / 0.9607 GB, free: 8.703 MB / 0.9167 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 8.715e-05/0.01632, allocations: 76.66 kB / 0.9608 GB, free: 8.629 MB / 0.9167 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001187/0.01644, allocations: 153.8 kB / 0.9609 GB, free: 8.449 MB / 0.9167 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0002928/0.01673, allocations: 236.4 kB / 0.9612 GB, free: 8.188 MB / 0.9167 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.916e-06/0.01673, allocations: 0 / 0.9612 GB, free: 8.188 MB / 0.9167 GB
Notification: Performance of matching and sorting (n=45) (initialization): time 0.0002812/0.01701, allocations: 309.5 kB / 0.9615 GB, free: 7.879 MB / 0.9167 GB
Notification: Performance of prepare postOptimizeDAE: time 1.667e-05/0.01703, allocations: 7.938 kB / 0.9615 GB, free: 7.871 MB / 0.9167 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.677e-06/0.01704, allocations: 8.688 kB / 0.9615 GB, free: 7.863 MB / 0.9167 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.571e-05/0.01706, allocations: 4 kB / 0.9615 GB, free: 7.859 MB / 0.9167 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000198/0.01725, allocations: 83.91 kB / 0.9616 GB, free: 7.777 MB / 0.9167 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.192e-05/0.01727, allocations: 15.98 kB / 0.9616 GB, free: 7.762 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 8.412e-05/0.01735, allocations: 35.73 kB / 0.9616 GB, free: 7.727 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.328e-05/0.01736, allocations: 12 kB / 0.9616 GB, free: 7.715 MB / 0.9167 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 10
 * 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 (45):
 * Single equations (assignments): 45
 * 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 0.0001138/0.01748, allocations: 149.9 kB / 0.9618 GB, free: 7.559 MB / 0.9167 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 5.308e-05/0.01753, allocations: 31.86 kB / 0.9618 GB, free: 7.527 MB / 0.9167 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 5.016e-05/0.01758, allocations: 41.7 kB / 0.9618 GB, free: 7.48 MB / 0.9167 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.837e-06/0.01758, allocations: 4 kB / 0.9618 GB, free: 7.477 MB / 0.9167 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 6.221e-06/0.01759, allocations: 0 / 0.9618 GB, free: 7.477 MB / 0.9167 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.987e-06/0.01759, allocations: 0 / 0.9618 GB, free: 7.477 MB / 0.9167 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0003315/0.01793, allocations: 300.5 kB / 0.9621 GB, free: 7.141 MB / 0.9167 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.465e-06/0.01793, allocations: 0 / 0.9621 GB, free: 7.141 MB / 0.9167 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002003/0.01813, allocations: 83.89 kB / 0.9622 GB, free: 7.059 MB / 0.9167 GB
Notification: Performance of postOpt tearingSystem (simulation): time 4.459e-06/0.01813, allocations: 4 kB / 0.9622 GB, free: 7.055 MB / 0.9167 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.483e-05/0.01815, allocations: 11.94 kB / 0.9622 GB, free: 7.043 MB / 0.9167 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.823e-06/0.01815, allocations: 0 / 0.9622 GB, free: 7.043 MB / 0.9167 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.022e-06/0.01815, allocations: 4 kB / 0.9622 GB, free: 7.039 MB / 0.9167 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0004425/0.01859, allocations: 0.6268 MB / 0.9628 GB, free: 6.395 MB / 0.9167 GB
Notification: Performance of postOpt removeConstants (simulation): time 6.347e-05/0.01866, allocations: 39.73 kB / 0.9629 GB, free: 6.355 MB / 0.9167 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001799/0.01884, allocations: 11.94 kB / 0.9629 GB, free: 6.344 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001262/0.01896, allocations: 4 kB / 0.9629 GB, free: 6.34 MB / 0.9167 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 3.148e-05/0.01899, allocations: 27.89 kB / 0.9629 GB, free: 6.312 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.258e-06/0.019, allocations: 12 kB / 0.9629 GB, free: 6.301 MB / 0.9167 GB
Notification: Performance of sorting global known variables: time 0.0001114/0.01911, allocations: 169.2 kB / 0.9631 GB, free: 6.137 MB / 0.9167 GB
Notification: Performance of sort global known variables: time 5e-08/0.01911, allocations: 0 / 0.9631 GB, free: 6.137 MB / 0.9167 GB
Notification: Performance of remove unused functions: time 0.0003452/0.01946, allocations: 99.78 kB / 0.9632 GB, free: 6.039 MB / 0.9167 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 4
 * Number of states: 10 (heaCapGla01.TUns,heaCapUns2.T,heaCapGlaNoSha.TUns,heaCapUns3.T,heaCapGla.TUns,heaCapGla.TSha,heaCapSha1.T,heaCapUns1.T,heaCapGla01.TSha,heaCapSha2.T)
 * 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 (30):
 * Single equations (assignments): 30
 * 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 0.0006562/0.02012, allocations: 1.175 MB / 0.9643 GB, free: 4.84 MB / 0.9167 GB
Notification: Performance of simCode: created initialization part: time 0.0002766/0.02039, allocations: 184.2 kB / 0.9645 GB, free: 4.66 MB / 0.9167 GB
Notification: Performance of simCode: created event and clocks part: time 2.104e-06/0.02039, allocations: 0 / 0.9645 GB, free: 4.66 MB / 0.9167 GB
Notification: Performance of simCode: created simulation system equations: time 7.986e-05/0.02047, allocations: 87.84 kB / 0.9646 GB, free: 4.574 MB / 0.9167 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004464/0.02092, allocations: 57.47 kB / 0.9646 GB, free: 4.52 MB / 0.9167 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003057/0.02398, allocations: 3.372 MB / 0.9679 GB, free: 1 MB / 0.9167 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001408/0.02412, allocations: 189 kB / 0.9681 GB, free: 0.793 MB / 0.9167 GB
Notification: Performance of simCode: alias equations: time 8.635e-05/0.02421, allocations: 34.89 kB / 0.9681 GB, free: 0.7617 MB / 0.9167 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001094/0.02431, allocations: 108.5 kB / 0.9683 GB, free: 0.6562 MB / 0.9167 GB
Notification: Performance of SimCode: time 1.182e-06/0.02432, allocations: 0 / 0.9683 GB, free: 0.6562 MB / 0.9167 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.02393/0.04825, allocations: 6.57 MB / 0.9747 GB, free: 10.29 MB / 0.9323 GB
Notification: Performance of buildModelFMU: Generate platform static: time 7.501/7.549, allocations: 7.859 kB / 0.9747 GB, free: 10.29 MB / 0.9323 GB
"
[Timeout remaining time 292]
(rm -f Buildings_11_Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade.pipe ; mkfifo Buildings_11_Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade.pipe ; head -c 1048576 < Buildings_11_Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade.pipe >> ../files/Buildings_11_Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade.sim & python3 -m fmpy simulate  --output-file Buildings_11_Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade_res.csv --start-time 0 --stop-time 600 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.24 Buildings_11_Buildings_HeatTransfer_Windows_BaseClasses_Validation_HeatCapacityConstantShade.fmu > Buildings_11_Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade.pipe 2>&1) [Timeout 420.0]
diffSimulationResults("Buildings_11_Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade_res.csv","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_HeatTransfer_Windows_BaseClasses_Validation_HeatCapacityConstantShade.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300]
"Error: Could not read variable heaCapGla.portUns.T in file Buildings_11_Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade_res.csv.
Warning: Get data of variable heaCapGla.portUns.T from file Buildings_11_Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade_res.csv failed!
Error: Could not read variable heaCapGla.portSha.T in file Buildings_11_Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade_res.csv.
Warning: Get data of variable heaCapGla.portSha.T from file Buildings_11_Buildings.HeatTransfer.Windows.BaseClasses.Validation.HeatCapacityConstantShade_res.csv failed!
"
[Timeout remaining time 300]
Reference file matches
[Calling sys.exit(0), Time elapsed: 11.821947014890611]