Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice.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 0.0009261/0.0009261, allocations: 80.8 kB / 21.5 MB, free: 2.992 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 0.0009609/0.0009609, allocations: 169.9 kB / 24.91 MB, free: 9.18 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 0.9699/0.9699, allocations: 177.1 MB / 205.3 MB, free: 5.5 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo): time 0.2696/0.2696, allocations: 34.26 MB / 296.1 MB, free: 0.7383 MB / 266.7 MB " [Timeout remaining time 180] Using package ModelicaTest with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/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(ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5050,variableFilter="time|input_mflow.y|input_p.y|IN_p.ports.[0-9,]+..m_flow|IN_p.ports.[0-9,]+..p|IN_p.ports.[0-9,]+..h_outflow|OUT_dp.ports.[0-9,]+..m_flow|OUT_dp.ports.[0-9,]+..p|OUT_dp.ports.[0-9,]+..h_outflow|OUT_mflow.ports.[0-9,]+..m_flow|OUT_mflow.ports.[0-9,]+..p|OUT_mflow.ports.[0-9,]+..h_outflow|IN_mflow.ports.[0-9,]+..m_flow|IN_mflow.ports.[0-9,]+..p|IN_mflow.ports.[0-9,]+..h_outflow|from_dp.port_b.m_flow|from_dp.port_b.p|from_dp.port_b.h_outflow|from_mflow.port_b.m_flow|from_mflow.port_b.p|from_mflow.port_b.h_outflow",fileNamePrefix="ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice") translateModel(ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5050,variableFilter="time|input_mflow.y|input_p.y|IN_p.ports.[0-9,]+..m_flow|IN_p.ports.[0-9,]+..p|IN_p.ports.[0-9,]+..h_outflow|OUT_dp.ports.[0-9,]+..m_flow|OUT_dp.ports.[0-9,]+..p|OUT_dp.ports.[0-9,]+..h_outflow|OUT_mflow.ports.[0-9,]+..m_flow|OUT_mflow.ports.[0-9,]+..p|OUT_mflow.ports.[0-9,]+..h_outflow|IN_mflow.ports.[0-9,]+..m_flow|IN_mflow.ports.[0-9,]+..p|IN_mflow.ports.[0-9,]+..h_outflow|from_dp.port_b.m_flow|from_dp.port_b.p|from_dp.port_b.h_outflow|from_mflow.port_b.m_flow|from_mflow.port_b.p|from_mflow.port_b.h_outflow",fileNamePrefix="ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.443e-06/1.443e-06, allocations: 0 / 325.2 MB, free: 7.723 MB / 298.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.37e-05/1.514e-05, allocations: 7.188 kB / 325.3 MB, free: 7.715 MB / 298.7 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice): time 0.3232/0.3232, allocations: 148.4 MB / 473.7 MB, free: 16.28 MB / 410.7 MB Notification: Performance of NFInst.instExpressions: time 0.005124/0.3284, allocations: 3.824 MB / 477.5 MB, free: 16.18 MB / 410.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0007571/0.3291, allocations: 26.03 kB / 477.5 MB, free: 16.18 MB / 410.7 MB Notification: Performance of NFTyping.typeComponents: time 0.000591/0.3297, allocations: 195 kB / 477.7 MB, free: 16.18 MB / 410.7 MB Notification: Performance of NFTyping.typeBindings: time 0.003795/0.3335, allocations: 1.37 MB / 479.1 MB, free: 16.12 MB / 410.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.001748/0.3353, allocations: 0.7898 MB / 479.9 MB, free: 16.1 MB / 410.7 MB Notification: Performance of NFFlatten.flatten: time 0.002267/0.3375, allocations: 1.77 MB / 481.7 MB, free: 15.93 MB / 410.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0006389/0.3382, allocations: 397 kB / 482.1 MB, free: 15.88 MB / 410.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001508/0.3397, allocations: 0.9663 MB / 483 MB, free: 15.8 MB / 410.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.000861/0.3405, allocations: 0.5017 MB / 483.5 MB, free: 15.75 MB / 410.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0001281/0.3407, allocations: 54.62 kB / 483.6 MB, free: 15.75 MB / 410.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.00171/0.3424, allocations: 0.851 MB / 484.4 MB, free: 15.72 MB / 410.7 MB Notification: Performance of NFScalarize.scalarize: time 0.0001625/0.3425, allocations: 185.1 kB / 484.6 MB, free: 15.68 MB / 410.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0003298/0.3429, allocations: 275.6 kB / 484.9 MB, free: 15.65 MB / 410.7 MB Notification: Performance of NFConvertDAE.convert: time 0.002196/0.3451, allocations: 1.293 MB / 486.2 MB, free: 15.51 MB / 410.7 MB Notification: Performance of FrontEnd - DAE generated: time 5.08e-06/0.3451, allocations: 0 / 486.2 MB, free: 15.51 MB / 410.7 MB Notification: Performance of FrontEnd: time 2.224e-06/0.3451, allocations: 2.812 kB / 486.2 MB, free: 15.51 MB / 410.7 MB Notification: Performance of Transformations before backend: time 3.35e-05/0.3451, allocations: 0 / 486.2 MB, free: 15.51 MB / 410.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 112 * Number of variables: 112 Notification: Performance of Generate backend data structure: time 0.001678/0.3468, allocations: 0.9852 MB / 487.2 MB, free: 14.98 MB / 410.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.809e-05/0.3468, allocations: 9.125 kB / 487.2 MB, free: 14.98 MB / 410.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008029/0.3476, allocations: 262.8 kB / 487.4 MB, free: 14.94 MB / 410.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0007334/0.3483, allocations: 387.3 kB / 487.8 MB, free: 14.73 MB / 410.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.791e-05/0.3484, allocations: 38.47 kB / 487.8 MB, free: 14.73 MB / 410.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 6.415e-05/0.3484, allocations: 52.28 kB / 487.9 MB, free: 14.73 MB / 410.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0007858/0.3492, allocations: 0.8868 MB / 488.8 MB, free: 14.06 MB / 410.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.033e-05/0.3492, allocations: 2.969 kB / 488.8 MB, free: 14.06 MB / 410.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.716e-05/0.3493, allocations: 18.78 kB / 488.8 MB, free: 14.06 MB / 410.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.404e-05/0.3493, allocations: 11.25 kB / 488.8 MB, free: 14.06 MB / 410.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003778/0.3497, allocations: 239.5 kB / 489 MB, free: 14.04 MB / 410.7 MB 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 0.001772/0.3515, allocations: 1.683 MB / 490.7 MB, free: 12.96 MB / 410.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.000335/0.3518, allocations: 174.1 kB / 490.9 MB, free: 12.93 MB / 410.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 8.887e-05/0.3519, allocations: 104.3 kB / 491 MB, free: 12.88 MB / 410.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0002552/0.3521, allocations: 94.83 kB / 491.1 MB, free: 12.88 MB / 410.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.901e-05/0.3522, allocations: 44.08 kB / 491.1 MB, free: 12.83 MB / 410.7 MB Notification: Performance of pre-optimization done (n=35): time 2.174e-06/0.3522, allocations: 0 / 491.1 MB, free: 12.83 MB / 410.7 MB Notification: Performance of matching and sorting (n=35): time 0.0007932/0.353, allocations: 371.2 kB / 491.5 MB, free: 12.76 MB / 410.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 5.634e-05/0.353, allocations: 157.2 kB / 491.6 MB, free: 12.57 MB / 410.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003121/0.3533, allocations: 388.8 kB / 492 MB, free: 12.44 MB / 410.7 MB Notification: Performance of collectPreVariables (initialization): time 4.314e-05/0.3534, allocations: 34.39 kB / 492.1 MB, free: 12.41 MB / 410.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0001215/0.3535, allocations: 267.5 kB / 492.3 MB, free: 12.23 MB / 410.7 MB Notification: Performance of collectInitialBindings (initialization): time 8.109e-05/0.3536, allocations: 127.9 kB / 492.4 MB, free: 12.15 MB / 410.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001339/0.3537, allocations: 107.8 kB / 492.6 MB, free: 12.13 MB / 410.7 MB Notification: Performance of setup shared object (initialization): time 9.103e-05/0.3538, allocations: 363.2 kB / 492.9 MB, free: 11.82 MB / 410.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 8.499e-05/0.3539, allocations: 55.69 kB / 493 MB, free: 11.82 MB / 410.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001985/0.3541, allocations: 335.2 kB / 493.3 MB, free: 11.48 MB / 410.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002809/0.3544, allocations: 303.2 kB / 493.6 MB, free: 11.3 MB / 410.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.759e-06/0.3544, allocations: 2.469 kB / 493.6 MB, free: 11.3 MB / 410.7 MB Notification: Performance of matching and sorting (n=55) (initialization): time 0.0004204/0.3548, allocations: 318.9 kB / 493.9 MB, free: 11.25 MB / 410.7 MB Notification: Performance of prepare postOptimizeDAE: time 2.261e-05/0.3548, allocations: 6.031 kB / 493.9 MB, free: 11.25 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.224e-05/0.3548, allocations: 9.312 kB / 493.9 MB, free: 11.25 MB / 410.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006771/0.3555, allocations: 190.8 kB / 494.1 MB, free: 11.24 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002247/0.3557, allocations: 116 kB / 494.2 MB, free: 11.23 MB / 410.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0003092/0.356, allocations: 0.5429 MB / 494.8 MB, free: 10.72 MB / 410.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002971/0.3563, allocations: 46.94 kB / 494.8 MB, free: 10.7 MB / 410.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.401e-05/0.3564, allocations: 44.86 kB / 494.8 MB, free: 10.69 MB / 410.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 21 * 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 (52): * Single equations (assignments): 51 * 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 {(1,3)} Notification: Performance of prepare postOptimizeDAE: time 0.0002574/0.3567, allocations: 148.2 kB / 495 MB, free: 10.57 MB / 410.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 8.794e-05/0.3568, allocations: 46 kB / 495 MB, free: 10.57 MB / 410.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001077/0.3578, allocations: 0.9211 MB / 496 MB, free: 10.39 MB / 410.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.773e-06/0.3578, allocations: 5.281 kB / 496 MB, free: 10.39 MB / 410.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.038e-06/0.3578, allocations: 5.359 kB / 496 MB, free: 10.38 MB / 410.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.534e-06/0.3578, allocations: 5.297 kB / 496 MB, free: 10.38 MB / 410.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0008254/0.3587, allocations: 0.5471 MB / 496.5 MB, free: 10.12 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.867e-06/0.3587, allocations: 2.219 kB / 496.5 MB, free: 10.12 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001034/0.3588, allocations: 48.27 kB / 496.6 MB, free: 10.12 MB / 410.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.001117/0.3599, allocations: 315.2 kB / 496.9 MB, free: 10.11 MB / 410.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.545e-05/0.3599, allocations: 14 kB / 496.9 MB, free: 10.1 MB / 410.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0002062/0.3601, allocations: 0.5535 MB / 497.4 MB, free: 9.582 MB / 410.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.344e-06/0.3601, allocations: 2.562 kB / 497.4 MB, free: 9.582 MB / 410.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0003147/0.3604, allocations: 328.5 kB / 497.8 MB, free: 9.383 MB / 410.7 MB Notification: Performance of postOpt removeConstants (simulation): time 9.742e-05/0.3605, allocations: 46.09 kB / 497.8 MB, free: 9.355 MB / 410.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 6.395e-05/0.3606, allocations: 20.52 kB / 497.8 MB, free: 9.348 MB / 410.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001494/0.3608, allocations: 21.83 kB / 497.9 MB, free: 9.34 MB / 410.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.746e-05/0.3608, allocations: 23.88 kB / 497.9 MB, free: 9.34 MB / 410.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.892e-05/0.3609, allocations: 20.64 kB / 497.9 MB, free: 9.336 MB / 410.7 MB Notification: Performance of sorting global known variables: time 0.0002341/0.3611, allocations: 186.7 kB / 498.1 MB, free: 9.312 MB / 410.7 MB Notification: Performance of sort global known variables: time 1.41e-07/0.3611, allocations: 3.188 kB / 498.1 MB, free: 9.312 MB / 410.7 MB Notification: Performance of remove unused functions: time 0.0008955/0.362, allocations: 294.3 kB / 498.4 MB, free: 9.266 MB / 410.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 7 * 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 (28): * Single equations (assignments): 27 * 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 {(1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0006005/0.3626, allocations: 329.9 kB / 498.7 MB, free: 9.156 MB / 410.7 MB Notification: Performance of simCode: created initialization part: time 0.0004821/0.3631, allocations: 221.2 kB / 498.9 MB, free: 9.137 MB / 410.7 MB Notification: Performance of simCode: created event and clocks part: time 1.742e-05/0.3631, allocations: 5.938 kB / 498.9 MB, free: 9.137 MB / 410.7 MB Notification: Performance of simCode: created simulation system equations: time 0.0001149/0.3632, allocations: 92.94 kB / 499 MB, free: 9.129 MB / 410.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0008199/0.364, allocations: 328.9 kB / 499.3 MB, free: 9.082 MB / 410.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001411/0.3654, allocations: 0.8769 MB / 0.4885 GB, free: 8.578 MB / 410.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 9.715e-05/0.3655, allocations: 132.8 kB / 0.4886 GB, free: 8.492 MB / 410.7 MB Notification: Performance of simCode: alias equations: time 0.0007207/0.3662, allocations: 0.5476 MB / 0.4891 GB, free: 8.246 MB / 410.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005768/0.3668, allocations: 323.3 kB / 0.4894 GB, free: 8.113 MB / 410.7 MB Notification: Performance of SimCode: time 2.314e-06/0.3668, allocations: 4 kB / 0.4895 GB, free: 8.109 MB / 410.7 MB Notification: Performance of Templates: time 0.0185/0.3853, allocations: 16.48 MB / 0.5056 GB, free: 13.14 MB / 426.7 MB " [Timeout remaining time 660] make -j1 -f ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice.makefile [Timeout 660] (rm -f ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice.pipe ; mkfifo ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice.pipe ; head -c 1048576 < ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice.pipe >> ../files/ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice.sim & ./ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice.pipe 2>&1) [Timeout 240] diffSimulationResults("ModelicaTest_4.1.0_ModelicaTest.Fluid.Dissipation.TestCases.PressureLoss.Orifice_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/ModelicaTest/Fluid/Dissipation/TestCases/PressureLoss/Orifice/Orifice.csv","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 3.9874479272402823]