Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.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 0.0009345/0.0009345, allocations: 80.05 kB / 20.72 MB, free: 3.766 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 0.0008955/0.0008955, allocations: 169.3 kB / 24.14 MB, free: 356 kB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 0.9104/0.9104, allocations: 158.6 MB / 186 MB, free: 2.758 MB / 170.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo): time 0.1372/0.1372, allocations: 32.38 MB / 270.7 MB, free: 14.6 MB / 266.7 MB " [Timeout remaining time 180] Using package ModelicaTest with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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.TestComponents.Sensors.TestTemperature2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5007,variableFilter="time|Tmix1_1.T|Tmix1_2.T|Tmix2.T",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2") translateModel(ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5007,variableFilter="time|Tmix1_1.T|Tmix1_2.T|Tmix2.T",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.533e-06/1.533e-06, allocations: 0 / 299.1 MB, free: 2.152 MB / 282.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.323e-05/2.477e-05, allocations: 2.312 kB / 299.1 MB, free: 2.148 MB / 282.7 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2): time 0.1549/0.1549, allocations: 21.25 MB / 320.4 MB, free: 7.293 MB / 282.7 MB Notification: Performance of NFInst.instExpressions: time 0.01573/0.1706, allocations: 15.38 MB / 335.8 MB, free: 9.543 MB / 298.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0008524/0.1715, allocations: 55.5 kB / 335.8 MB, free: 9.488 MB / 298.7 MB Notification: Performance of NFTyping.typeComponents: time 0.0008561/0.1723, allocations: 0.5004 MB / 336.3 MB, free: 8.984 MB / 298.7 MB Notification: Performance of NFTyping.typeBindings: time 0.009532/0.1819, allocations: 4.383 MB / 340.7 MB, free: 4.582 MB / 298.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.007304/0.1892, allocations: 3.774 MB / 344.5 MB, free: 0.8008 MB / 298.7 MB Notification: Performance of NFFlatten.flatten: time 0.00506/0.1942, allocations: 5.174 MB / 349.6 MB, free: 11.61 MB / 314.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.001705/0.1959, allocations: 1.195 MB / 350.8 MB, free: 10.38 MB / 314.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.005451/0.2014, allocations: 4.075 MB / 354.9 MB, free: 6.277 MB / 314.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.001944/0.2033, allocations: 1.43 MB / 356.3 MB, free: 4.844 MB / 314.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0003229/0.2036, allocations: 192 kB / 356.5 MB, free: 4.656 MB / 314.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.009796/0.2134, allocations: 6.457 MB / 363 MB, free: 14.19 MB / 330.7 MB Notification: Performance of NFScalarize.scalarize: time 0.0006022/0.214, allocations: 0.779 MB / 363.8 MB, free: 13.41 MB / 330.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0008847/0.2149, allocations: 0.807 MB / 364.6 MB, free: 12.6 MB / 330.7 MB Notification: Performance of NFConvertDAE.convert: time 0.007774/0.2227, allocations: 6.067 MB / 370.6 MB, free: 6.52 MB / 330.7 MB Notification: Performance of FrontEnd - DAE generated: time 3.236e-06/0.2227, allocations: 0 / 370.6 MB, free: 6.52 MB / 330.7 MB Notification: Performance of FrontEnd: time 1.413e-06/0.2227, allocations: 0 / 370.6 MB, free: 6.52 MB / 330.7 MB Notification: Performance of Transformations before backend: time 3.761e-05/0.2227, allocations: 0 / 370.6 MB, free: 6.52 MB / 330.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 441 * Number of variables: 441 Notification: Performance of Generate backend data structure: time 0.003241/0.226, allocations: 2.467 MB / 373.1 MB, free: 4.016 MB / 330.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.319e-05/0.226, allocations: 8.031 kB / 373.1 MB, free: 4.008 MB / 330.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003323/0.2293, allocations: 1.274 MB / 374.4 MB, free: 2.73 MB / 330.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001063/0.2304, allocations: 0.8429 MB / 375.2 MB, free: 1.855 MB / 330.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002962/0.2307, allocations: 0.7012 MB / 375.9 MB, free: 1.031 MB / 330.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001813/0.2309, allocations: 184.4 kB / 376.1 MB, free: 0.8516 MB / 330.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002921/0.2338, allocations: 3.162 MB / 379.3 MB, free: 13.25 MB / 346.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 3.823e-05/0.2338, allocations: 15.81 kB / 379.3 MB, free: 13.23 MB / 346.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001169/0.234, allocations: 88 kB / 379.4 MB, free: 13.15 MB / 346.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.747e-05/0.234, allocations: 82.66 kB / 379.5 MB, free: 13.07 MB / 346.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001999/0.236, allocations: 1.336 MB / 380.8 MB, free: 11.72 MB / 346.7 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 0.007588/0.2436, allocations: 10.42 MB / 391.2 MB, free: 0.8945 MB / 346.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001757/0.2454, allocations: 1.055 MB / 392.3 MB, free: 15.83 MB / 362.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.000262/0.2456, allocations: 203.7 kB / 392.5 MB, free: 15.62 MB / 362.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.07754/0.3232, allocations: 38.95 MB / 431.4 MB, free: 8.633 MB / 394.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.081e-05/0.3232, allocations: 47.56 kB / 431.5 MB, free: 8.574 MB / 394.7 MB Notification: Performance of pre-optimization done (n=101): time 3.166e-06/0.3232, allocations: 0 / 431.5 MB, free: 8.574 MB / 394.7 MB Notification: Performance of matching and sorting (n=117): time 0.006349/0.3296, allocations: 3.325 MB / 434.8 MB, free: 5.215 MB / 394.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 5.884e-05/0.3296, allocations: 167.2 kB / 434.9 MB, free: 5.016 MB / 394.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007505/0.3304, allocations: 1.084 MB / 436 MB, free: 3.922 MB / 394.7 MB Notification: Performance of collectPreVariables (initialization): time 5.335e-05/0.3304, allocations: 49.7 kB / 436.1 MB, free: 3.867 MB / 394.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0003455/0.3308, allocations: 0.898 MB / 437 MB, free: 2.953 MB / 394.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001966/0.331, allocations: 436.4 kB / 437.4 MB, free: 2.523 MB / 394.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003096/0.3313, allocations: 440 kB / 437.8 MB, free: 2.086 MB / 394.7 MB Notification: Performance of setup shared object (initialization): time 8.994e-05/0.3314, allocations: 365.8 kB / 438.2 MB, free: 1.723 MB / 394.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00028/0.3317, allocations: 256.3 kB / 438.4 MB, free: 1.469 MB / 394.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008548/0.3325, allocations: 1.647 MB / 440.1 MB, free: 15.19 MB / 410.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001346/0.3339, allocations: 2.043 MB / 442.1 MB, free: 12.55 MB / 410.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.239e-05/0.3339, allocations: 13.12 kB / 442.1 MB, free: 12.54 MB / 410.7 MB Notification: Performance of matching and sorting (n=293) (initialization): time 0.001526/0.3354, allocations: 1.666 MB / 443.8 MB, free: 10.85 MB / 410.7 MB Notification: Performance of prepare postOptimizeDAE: time 2.979e-05/0.3354, allocations: 27.94 kB / 443.8 MB, free: 10.82 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.562e-05/0.3355, allocations: 40 kB / 443.9 MB, free: 10.78 MB / 410.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005133/0.336, allocations: 298.7 kB / 444.2 MB, free: 10.47 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007715/0.3367, allocations: 0.5146 MB / 444.7 MB, free: 9.957 MB / 410.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0009959/0.3377, allocations: 2.348 MB / 447 MB, free: 7.496 MB / 410.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006252/0.3384, allocations: 112 kB / 447.1 MB, free: 7.387 MB / 410.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.924e-05/0.3385, allocations: 119.9 kB / 447.2 MB, free: 7.27 MB / 410.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 193 * Number of states: 0 () * Number of discrete variables: 28 (sink2.medium.phase,source2.medium.phase,sink1.medium.phase,source1.medium.phase,volume2_2.heatTransfer.states[1].phase,volume2_1.heatTransfer.states[1].phase,volume1_2.heatTransfer.states[1].phase,volume1_1.heatTransfer.states[1].phase,volume1_1.regularFlow[1],volume1_1.regularFlow[2],volume1_1.regularFlow[3],volume1_2.regularFlow[1],volume1_2.regularFlow[2],volume1_2.regularFlow[3],volume2_1.regularFlow[1],volume2_1.regularFlow[2],volume2_2.regularFlow[1],volume2_2.regularFlow[2],volume2_2.inFlow[2],volume2_2.inFlow[1],volume2_1.inFlow[2],volume2_1.inFlow[1],volume1_2.inFlow[3],volume1_2.inFlow[2],volume1_2.inFlow[1],volume1_1.inFlow[3],volume1_1.inFlow[2],volume1_1.inFlow[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (265): * Single equations (assignments): 261 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * 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): 4 systems {(1,7), (1,7), (1,7), (1,7)} Notification: Performance of prepare postOptimizeDAE: time 0.0003086/0.3388, allocations: 319.6 kB / 447.6 MB, free: 6.949 MB / 410.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001299/0.3389, allocations: 131.9 kB / 447.7 MB, free: 6.82 MB / 410.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00219/0.3411, allocations: 2.735 MB / 450.4 MB, free: 4.023 MB / 410.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.628e-05/0.3411, allocations: 43.94 kB / 450.5 MB, free: 3.98 MB / 410.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.154e-06/0.3411, allocations: 7.938 kB / 450.5 MB, free: 3.973 MB / 410.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.566e-06/0.3411, allocations: 7.969 kB / 450.5 MB, free: 3.965 MB / 410.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002767/0.3439, allocations: 3.341 MB / 453.8 MB, free: 0.5195 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.238e-06/0.3439, allocations: 0 / 453.8 MB, free: 0.5195 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003763/0.3443, allocations: 212 kB / 454 MB, free: 320 kB / 410.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004944/0.3448, allocations: 250.5 kB / 454.3 MB, free: 52 kB / 410.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.908e-05/0.3448, allocations: 28 kB / 454.3 MB, free: 24 kB / 410.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1457/0.4905, allocations: 2.301 MB / 456.6 MB, free: 111.7 MB / 410.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.047e-06/0.4905, allocations: 10.47 kB / 456.6 MB, free: 111.7 MB / 410.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002436/0.4929, allocations: 1.826 MB / 458.4 MB, free: 111.2 MB / 410.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0003936/0.4933, allocations: 231.1 kB / 458.7 MB, free: 111.2 MB / 410.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001356/0.4935, allocations: 76.28 kB / 458.7 MB, free: 111.2 MB / 410.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003718/0.4938, allocations: 58.48 kB / 458.8 MB, free: 111.2 MB / 410.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001631/0.494, allocations: 99.09 kB / 458.9 MB, free: 111.2 MB / 410.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.158e-05/0.4941, allocations: 30.83 kB / 458.9 MB, free: 111.2 MB / 410.7 MB Notification: Performance of sorting global known variables: time 0.0006009/0.4947, allocations: 0.6151 MB / 459.5 MB, free: 111.2 MB / 410.7 MB Notification: Performance of sort global known variables: time 7e-08/0.4947, allocations: 0 / 459.5 MB, free: 111.2 MB / 410.7 MB Notification: Performance of remove unused functions: time 0.003088/0.4977, allocations: 1.291 MB / 460.8 MB, free: 111.2 MB / 410.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 11 * Number of states: 4 (volume1_1.medium.h,volume1_2.medium.h,volume2_1.medium.h,volume2_2.medium.h) * Number of discrete variables: 32 ($cse3.phase,$cse3.region,$cse5.phase,$cse5.region,$cse6.phase,$cse6.region,$cse7.phase,$cse7.region,$cse8.phase,$cse8.region,$cse10.phase,$cse10.region,$cse13.phase,$cse13.region,$cse15.phase,$cse15.region,$cse16.phase,$cse16.region,$cse17.phase,$cse17.region,$cse19.phase,$cse19.region,$cse20.phase,$cse20.region,volume1_1.heatTransfer.states[1].phase,source1.medium.phase,volume1_2.heatTransfer.states[1].phase,sink1.medium.phase,volume2_1.heatTransfer.states[1].phase,source2.medium.phase,volume2_2.heatTransfer.states[1].phase,sink2.medium.phase) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (103): * Single equations (assignments): 87 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 12 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * 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): 4 systems {(2,5), (2,5), (2,5), (2,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.002647/0.5004, allocations: 1.313 MB / 462.1 MB, free: 111.1 MB / 410.7 MB Notification: Performance of simCode: created initialization part: time 0.001621/0.502, allocations: 1.216 MB / 463.4 MB, free: 111.1 MB / 410.7 MB Notification: Performance of simCode: created event and clocks part: time 5.406e-05/0.5021, allocations: 32.66 kB / 463.4 MB, free: 111 MB / 410.7 MB Notification: Performance of simCode: created simulation system equations: time 0.0007334/0.5028, allocations: 0.5858 MB / 464 MB, free: 111 MB / 410.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001536/0.5043, allocations: 0.7526 MB / 464.7 MB, free: 110.9 MB / 410.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003527/0.5079, allocations: 3.895 MB / 468.6 MB, free: 109.3 MB / 410.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002745/0.5081, allocations: 485.5 kB / 469.1 MB, free: 109.2 MB / 410.7 MB Notification: Performance of simCode: alias equations: time 0.0007772/0.5089, allocations: 0.7115 MB / 469.8 MB, free: 109.2 MB / 410.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007952/0.5097, allocations: 0.536 MB / 470.3 MB, free: 109.1 MB / 410.7 MB Notification: Performance of SimCode: time 9.61e-07/0.5097, allocations: 0 / 470.3 MB, free: 109.1 MB / 410.7 MB Notification: Performance of Templates: time 0.05448/0.5642, allocations: 66 MB / 0.5238 GB, free: 50.66 MB / 410.7 MB " [Timeout remaining time 659] make -j1 -f ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.makefile [Timeout 660] (rm -f ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.sim & ./ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2 -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -emit_protected -lv LOG_STATS > ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.pipe 2>&1) [Timeout 240] diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/Fluid/TestComponents/Sensors/TestTemperature2/TestTemperature2.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: 5.100231004878879]