Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.BoundaryConditions.SolarGeometry.Examples.ZenithAngle.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 0.0008805/0.0008805, allocations: 77.09 kB / 20.66 MB, free: 3.844 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 0.0008998/0.0008998, allocations: 169 kB / 24.06 MB, free: 456 kB / 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 0.86/0.86, allocations: 177.1 MB / 204.5 MB, free: 5.508 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo", uses=false) [Timeout 180] "[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-545:108:writable] Warning: Lexer treating \\ as \\\\, since \\e is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-545:116:writable] Warning: Lexer treating \\ as \\\\, since \\< is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Media/Refrigerants/R410A/package.order:0:0-0:0:readonly] Warning: Found duplicate names in package.order file: A, B, C. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Media/Refrigerants/R410A/package.mo:2:1-70:10:writable] Warning: C was referenced in the package.order file, but was not found in package.mo, C/package.mo or C.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo): time 0.7098/0.7098, allocations: 154.6 MB / 415.6 MB, free: 0.5352 MB / 378.7 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/Cryptographics/BaseClasses/sha.mo:2:1-19:8:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/File/sha2.mo:2:1-9:9:writable] Warning: External function annotation should occur on the external-clause, not on the function. " [Timeout remaining time 179] Using package IDEAS with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/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(IDEAS.BoundaryConditions.SolarGeometry.Examples.ZenithAngle,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.BoundaryConditions.SolarGeometry.Examples.ZenithAngle") translateModel(IDEAS.BoundaryConditions.SolarGeometry.Examples.ZenithAngle,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.BoundaryConditions.SolarGeometry.Examples.ZenithAngle") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.443e-06/1.443e-06, allocations: 0 / 0.5215 GB, free: 1.98 MB / 490.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.224e-05/1.369e-05, allocations: 4.5 kB / 0.5215 GB, free: 1.977 MB / 490.7 MB Notification: Performance of NFInst.instantiate(IDEAS.BoundaryConditions.SolarGeometry.Examples.ZenithAngle): time 0.004034/0.004048, allocations: 4.599 MB / 0.526 GB, free: 13.38 MB / 0.4948 GB Notification: Performance of NFInst.instExpressions: time 0.1084/0.1124, allocations: 143.8 MB / 0.6665 GB, free: 13.18 MB / 0.6355 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0006192/0.113, allocations: 23.81 kB / 0.6665 GB, free: 13.15 MB / 0.6355 GB Notification: Performance of NFTyping.typeComponents: time 0.0004698/0.1135, allocations: 198.1 kB / 0.6667 GB, free: 12.96 MB / 0.6355 GB Notification: Performance of NFTyping.typeBindings: time 0.001256/0.1148, allocations: 0.5862 MB / 0.6672 GB, free: 12.37 MB / 0.6355 GB Notification: Performance of NFTyping.typeClassSections: time 0.001243/0.116, allocations: 0.853 MB / 0.6681 GB, free: 11.51 MB / 0.6355 GB Notification: Performance of NFFlatten.flatten: time 0.0009569/0.117, allocations: 1.436 MB / 0.6695 GB, free: 10.07 MB / 0.6355 GB Notification: Performance of NFFlatten.resolveConnections: time 0.000479/0.1174, allocations: 401.7 kB / 0.6699 GB, free: 9.656 MB / 0.6355 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0006758/0.1181, allocations: 0.7562 MB / 0.6706 GB, free: 8.898 MB / 0.6355 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0003501/0.1185, allocations: 370.9 kB / 0.6709 GB, free: 8.535 MB / 0.6355 GB Notification: Performance of NFPackage.collectConstants: time 9.892e-05/0.1186, allocations: 111.9 kB / 0.6711 GB, free: 8.426 MB / 0.6355 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0005499/0.1191, allocations: 487.4 kB / 0.6715 GB, free: 7.949 MB / 0.6355 GB Notification: Performance of NFScalarize.scalarize: time 0.0001679/0.1193, allocations: 291 kB / 0.6718 GB, free: 7.664 MB / 0.6355 GB Notification: Performance of NFVerifyModel.verify: time 0.0002248/0.1195, allocations: 367 kB / 0.6721 GB, free: 7.305 MB / 0.6355 GB Notification: Performance of NFConvertDAE.convert: time 0.001075/0.1206, allocations: 1.238 MB / 0.6734 GB, free: 6.062 MB / 0.6355 GB Notification: Performance of FrontEnd - DAE generated: time 4.329e-06/0.1206, allocations: 0 / 0.6734 GB, free: 6.062 MB / 0.6355 GB Notification: Performance of FrontEnd: time 1.022e-06/0.1206, allocations: 0 / 0.6734 GB, free: 6.062 MB / 0.6355 GB Notification: Performance of Transformations before backend: time 1.135e-05/0.1206, allocations: 0 / 0.6734 GB, free: 6.062 MB / 0.6355 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 211 * Number of variables: 211 Notification: Performance of Generate backend data structure: time 0.001368/0.122, allocations: 1.484 MB / 0.6748 GB, free: 4.535 MB / 0.6355 GB Notification: Performance of prepare preOptimizeDAE: time 3.322e-05/0.122, allocations: 12.03 kB / 0.6748 GB, free: 4.523 MB / 0.6355 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008799/0.1229, allocations: 339.5 kB / 0.6751 GB, free: 4.191 MB / 0.6355 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0006219/0.1235, allocations: 0.7071 MB / 0.6758 GB, free: 3.461 MB / 0.6355 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.092e-05/0.1235, allocations: 70.12 kB / 0.6759 GB, free: 3.391 MB / 0.6355 GB Notification: Performance of preOpt expandDerOperator (simulation): time 7.241e-05/0.1236, allocations: 83.98 kB / 0.676 GB, free: 3.309 MB / 0.6355 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006563/0.1243, allocations: 0.8656 MB / 0.6768 GB, free: 2.348 MB / 0.6355 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.53e-05/0.1243, allocations: 4 kB / 0.6768 GB, free: 2.344 MB / 0.6355 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.897e-05/0.1243, allocations: 36 kB / 0.6769 GB, free: 2.309 MB / 0.6355 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.383e-05/0.1243, allocations: 20 kB / 0.6769 GB, free: 2.289 MB / 0.6355 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005926/0.1249, allocations: 0.6728 MB / 0.6775 GB, free: 1.613 MB / 0.6355 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.2195/0.3444, allocations: 2.068 MB / 0.6796 GB, free: 58.28 MB / 0.6355 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0005978/0.345, allocations: 433.7 kB / 0.68 GB, free: 58.24 MB / 0.6355 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.000136/0.3451, allocations: 142.6 kB / 0.6801 GB, free: 58.23 MB / 0.6355 GB Notification: Performance of preOpt evalFunc (simulation): time 4.47e-05/0.3452, allocations: 31.53 kB / 0.6801 GB, free: 58.23 MB / 0.6355 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003214/0.3455, allocations: 446.1 kB / 0.6806 GB, free: 58.02 MB / 0.6355 GB Notification: Performance of pre-optimization done (n=79): time 3.727e-06/0.3455, allocations: 1.531 kB / 0.6806 GB, free: 58.02 MB / 0.6355 GB Notification: Performance of matching and sorting (n=79): time 0.001175/0.3467, allocations: 0.706 MB / 0.6813 GB, free: 57.96 MB / 0.6355 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.104e-05/0.3467, allocations: 196.2 kB / 0.6814 GB, free: 57.74 MB / 0.6355 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002814/0.347, allocations: 0.556 MB / 0.682 GB, free: 57.56 MB / 0.6355 GB Notification: Performance of collectPreVariables (initialization): time 3.953e-05/0.347, allocations: 39.95 kB / 0.682 GB, free: 57.53 MB / 0.6355 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001605/0.3472, allocations: 454.1 kB / 0.6825 GB, free: 57.38 MB / 0.6355 GB Notification: Performance of collectInitialBindings (initialization): time 9.2e-05/0.3473, allocations: 273.3 kB / 0.6827 GB, free: 57.23 MB / 0.6355 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001297/0.3474, allocations: 167.2 kB / 0.6829 GB, free: 57.21 MB / 0.6355 GB Notification: Performance of setup shared object (initialization): time 7.823e-05/0.3475, allocations: 0.5678 MB / 0.6834 GB, free: 56.71 MB / 0.6355 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001141/0.3476, allocations: 96.55 kB / 0.6835 GB, free: 56.71 MB / 0.6355 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001729/0.3478, allocations: 334.8 kB / 0.6838 GB, free: 56.49 MB / 0.6355 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002864/0.3481, allocations: 311.6 kB / 0.6841 GB, free: 56.43 MB / 0.6355 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.735e-06/0.3481, allocations: 0 / 0.6841 GB, free: 56.43 MB / 0.6355 GB Notification: Performance of matching and sorting (n=95) (initialization): time 0.000673/0.3487, allocations: 0.5624 MB / 0.6847 GB, free: 56.32 MB / 0.6355 GB Notification: Performance of prepare postOptimizeDAE: time 1.491e-05/0.3487, allocations: 9.75 kB / 0.6847 GB, free: 56.32 MB / 0.6355 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.851e-06/0.3487, allocations: 3.125 kB / 0.6847 GB, free: 56.32 MB / 0.6355 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004119/0.3492, allocations: 132.2 kB / 0.6848 GB, free: 56.31 MB / 0.6355 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003022/0.3495, allocations: 149.5 kB / 0.685 GB, free: 56.31 MB / 0.6355 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0009003/0.3504, allocations: 1.872 MB / 0.6868 GB, free: 54.58 MB / 0.6355 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002523/0.3506, allocations: 69 kB / 0.6869 GB, free: 54.57 MB / 0.6355 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.557e-05/0.3507, allocations: 36.95 kB / 0.6869 GB, free: 54.57 MB / 0.6355 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 4 * Number of states: 0 () * Number of discrete variables: 17 (weaDat.conTimMin.canRepeatWeatherFile,weaDat.conTim.canRepeatWeatherFile,weaDat.decAng.tNext,$PRE.weaDat.decAng.tNext,weaDat.eqnTim.tNext,$PRE.weaDat.eqnTim.tNext,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,weaDat.locTim.tNext,$PRE.weaDat.locTim.tNext,$whenCondition1,$whenCondition2,$whenCondition3,$whenCondition4,$whenCondition5) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (93): * Single equations (assignments): 92 * 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 {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0001608/0.3508, allocations: 205 kB / 0.6871 GB, free: 54.4 MB / 0.6355 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001025/0.3509, allocations: 108.5 kB / 0.6872 GB, free: 54.36 MB / 0.6355 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0008679/0.3518, allocations: 0.7533 MB / 0.6879 GB, free: 54.27 MB / 0.6355 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.638e-06/0.3518, allocations: 7.938 kB / 0.6879 GB, free: 54.27 MB / 0.6355 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.304e-06/0.3518, allocations: 10.27 kB / 0.6879 GB, free: 54.26 MB / 0.6355 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.892e-06/0.3518, allocations: 9.516 kB / 0.688 GB, free: 54.26 MB / 0.6355 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001202/0.353, allocations: 1.27 MB / 0.6892 GB, free: 53.94 MB / 0.6355 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.875e-06/0.353, allocations: 3.422 kB / 0.6892 GB, free: 53.94 MB / 0.6355 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002586/0.3533, allocations: 140.8 kB / 0.6893 GB, free: 53.94 MB / 0.6355 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0003168/0.3536, allocations: 110.3 kB / 0.6894 GB, free: 53.93 MB / 0.6355 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.863e-05/0.3536, allocations: 26.56 kB / 0.6895 GB, free: 53.93 MB / 0.6355 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0007344/0.3543, allocations: 1.893 MB / 0.6913 GB, free: 52.2 MB / 0.6355 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.71e-07/0.3543, allocations: 0 / 0.6913 GB, free: 52.2 MB / 0.6355 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006868/0.355, allocations: 0.7828 MB / 0.6921 GB, free: 51.93 MB / 0.6355 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001793/0.3552, allocations: 185.9 kB / 0.6923 GB, free: 51.88 MB / 0.6355 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 6.351e-05/0.3553, allocations: 25 kB / 0.6923 GB, free: 51.88 MB / 0.6355 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002282/0.3555, allocations: 36.42 kB / 0.6923 GB, free: 51.88 MB / 0.6355 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 7.56e-05/0.3556, allocations: 70.12 kB / 0.6924 GB, free: 51.88 MB / 0.6355 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.557e-05/0.3556, allocations: 31.36 kB / 0.6924 GB, free: 51.88 MB / 0.6355 GB Notification: Performance of sorting global known variables: time 0.00016/0.3558, allocations: 358 kB / 0.6928 GB, free: 51.74 MB / 0.6355 GB Notification: Performance of sort global known variables: time 9e-08/0.3558, allocations: 0 / 0.6928 GB, free: 51.74 MB / 0.6355 GB Notification: Performance of remove unused functions: time 0.0005278/0.3563, allocations: 334.8 kB / 0.6931 GB, free: 51.72 MB / 0.6355 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 10 ($whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,weaDat.locTim.tNext,weaDat.conTimMin.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext) * Number of discrete states: 5 (weaDat.locTim.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext,weaDat.conTimMin.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (90): * Single equations (assignments): 84 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 5 * 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 Backend phase and start with SimCode phase: time 0.001037/0.3573, allocations: 0.6131 MB / 0.6937 GB, free: 51.61 MB / 0.6355 GB Notification: Performance of simCode: created initialization part: time 0.0005549/0.3579, allocations: 0.5809 MB / 0.6942 GB, free: 51.4 MB / 0.6355 GB Notification: Performance of simCode: created event and clocks part: time 1.863e-06/0.3579, allocations: 0 / 0.6942 GB, free: 51.4 MB / 0.6355 GB Notification: Performance of simCode: created simulation system equations: time 0.0003025/0.3582, allocations: 439.9 kB / 0.6947 GB, free: 51.21 MB / 0.6355 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006254/0.3588, allocations: 321.9 kB / 0.695 GB, free: 51.2 MB / 0.6355 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001632/0.3605, allocations: 1.477 MB / 0.6964 GB, free: 50.51 MB / 0.6355 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 9.04e-05/0.3605, allocations: 192.9 kB / 0.6966 GB, free: 50.43 MB / 0.6355 GB Notification: Performance of simCode: alias equations: time 0.0003436/0.3609, allocations: 184.9 kB / 0.6968 GB, free: 50.39 MB / 0.6355 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004648/0.3613, allocations: 362.1 kB / 0.6971 GB, free: 50.33 MB / 0.6355 GB Notification: Performance of SimCode: time 8.42e-07/0.3614, allocations: 0.6562 kB / 0.6971 GB, free: 50.33 MB / 0.6355 GB Notification: Performance of Templates: time 0.01798/0.3793, allocations: 16.62 MB / 0.7133 GB, free: 48.79 MB / 0.6355 GB " [Timeout remaining time 660] make -j1 -f IDEAS_IDEAS.BoundaryConditions.SolarGeometry.Examples.ZenithAngle.makefile [Timeout 660] (rm -f IDEAS_IDEAS.BoundaryConditions.SolarGeometry.Examples.ZenithAngle.pipe ; mkfifo IDEAS_IDEAS.BoundaryConditions.SolarGeometry.Examples.ZenithAngle.pipe ; head -c 1048576 < IDEAS_IDEAS.BoundaryConditions.SolarGeometry.Examples.ZenithAngle.pipe >> ../files/IDEAS_IDEAS.BoundaryConditions.SolarGeometry.Examples.ZenithAngle.sim & ./IDEAS_IDEAS.BoundaryConditions.SolarGeometry.Examples.ZenithAngle -abortSlowSimulation -alarm=240 -lv LOG_STATS > IDEAS_IDEAS.BoundaryConditions.SolarGeometry.Examples.ZenithAngle.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 4.129672589246184]