Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.001676/0.001676, allocations: 106.5 kB / 21.23 MB, free: 0.6562 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.001943/0.001943, allocations: 213.2 kB / 24.54 MB, free: 4.016 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.481/1.481, allocations: 230.3 MB / 258 MB, free: 8.242 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo): time 0.2351/0.2351, allocations: 46.95 MB / 361.4 MB, free: 4.391 MB / 286.1 MB " [Timeout remaining time 180] Using package ModelicaTest with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo) Using package Modelica with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo) Using package Complex with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo) Using package ModelicaServices with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo) Running command: translateModel(ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|j1.phi|j1.w",fileNamePrefix="ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical") translateModel(ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|j1.phi|j1.w",fileNamePrefix="ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical") [Timeout 660] "Warning: Requested package Modelica of version 4.1.0, but this package was already loaded with version trunk. OpenModelica cannot reason about compatibility between the two packages since they are not semantic versions. Notification: Performance of FrontEnd - loaded program: time 0.002403/0.002403, allocations: 79.86 kB / 0.4972 GB, free: 7.516 MB / 366.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4083/0.4107, allocations: 66.03 MB / 0.5616 GB, free: 4.527 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical): time 0.01759/0.4283, allocations: 15.1 MB / 0.5764 GB, free: 5.363 MB / 414.1 MB Notification: Performance of NFInst.instExpressions: time 0.01121/0.4395, allocations: 4.88 MB / 0.5811 GB, free: 484 kB / 414.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002765/0.4422, allocations: 107.5 kB / 0.5813 GB, free: 376 kB / 414.1 MB Notification: Performance of NFTyping.typeComponents: time 0.006554/0.4488, allocations: 3.208 MB / 0.5844 GB, free: 13.15 MB / 430.1 MB Notification: Performance of NFTyping.typeBindings: time 0.007033/0.4558, allocations: 2.611 MB / 0.5869 GB, free: 10.53 MB / 430.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.002333/0.4582, allocations: 0.9866 MB / 0.5879 GB, free: 9.543 MB / 430.1 MB Notification: Performance of NFFlatten.flatten: time 0.01065/0.4688, allocations: 7.057 MB / 0.5948 GB, free: 2.473 MB / 430.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.005738/0.4746, allocations: 3.229 MB / 0.5979 GB, free: 15.18 MB / 446.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.00587/0.4804, allocations: 2.262 MB / 0.6002 GB, free: 12.91 MB / 446.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.007027/0.4875, allocations: 3.524 MB / 0.6036 GB, free: 9.371 MB / 446.1 MB Notification: Performance of NFPackage.collectConstants: time 0.002297/0.4897, allocations: 484 kB / 0.6041 GB, free: 8.898 MB / 446.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.004328/0.4941, allocations: 1.533 MB / 0.6056 GB, free: 7.363 MB / 446.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0049/0.499, allocations: 2.925 MB / 0.6084 GB, free: 4.43 MB / 446.1 MB Notification: Performance of NFVerifyModel.verify: time 0.005756/0.5047, allocations: 3.231 MB / 0.6116 GB, free: 1.18 MB / 446.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01544/0.5202, allocations: 10.4 MB / 0.6217 GB, free: 6.73 MB / 462.1 MB Notification: Performance of FrontEnd - DAE generated: time 8.085e-06/0.5202, allocations: 4 kB / 0.6217 GB, free: 6.727 MB / 462.1 MB Notification: Performance of FrontEnd: time 1.823e-06/0.5202, allocations: 0 / 0.6217 GB, free: 6.727 MB / 462.1 MB Notification: Performance of Transformations before backend: time 0.0004526/0.5206, allocations: 0 / 0.6217 GB, free: 6.727 MB / 462.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2242 * Number of variables: 2242 Notification: Performance of Generate backend data structure: time 0.02352/0.5442, allocations: 7.381 MB / 0.6289 GB, free: 15.27 MB / 478.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.924e-05/0.5442, allocations: 8.031 kB / 0.6289 GB, free: 15.26 MB / 478.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01687/0.5611, allocations: 3.97 MB / 0.6328 GB, free: 11.28 MB / 478.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0108/0.5719, allocations: 4.063 MB / 0.6368 GB, free: 7.164 MB / 478.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002858/0.5722, allocations: 316.4 kB / 0.6371 GB, free: 6.852 MB / 478.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001537/0.5737, allocations: 439.6 kB / 0.6375 GB, free: 6.422 MB / 478.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0305/0.6042, allocations: 15.74 MB / 0.6529 GB, free: 5.754 MB / 494.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002202/0.6044, allocations: 63.47 kB / 0.6529 GB, free: 5.691 MB / 494.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0009461/0.6054, allocations: 203.8 kB / 0.6531 GB, free: 5.492 MB / 494.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.005348/0.6107, allocations: 3.219 MB / 0.6563 GB, free: 2.266 MB / 494.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03134/0.6421, allocations: 14.16 MB / 0.6701 GB, free: 4.086 MB / 0.4981 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.08846/0.7305, allocations: 57.41 MB / 0.7262 GB, free: 9.102 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01478/0.7453, allocations: 5.387 MB / 0.7314 GB, free: 3.68 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005622/0.7509, allocations: 3.388 MB / 0.7347 GB, free: 284 kB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.3244/1.075, allocations: 12.77 MB / 0.7472 GB, free: 148.9 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.587e-05/1.075, allocations: 65.5 kB / 0.7473 GB, free: 148.9 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=292): time 6.392e-06/1.075, allocations: 3.938 kB / 0.7473 GB, free: 148.9 MB / 0.5606 GB Notification: Performance of matching and sorting (n=342): time 0.1365/1.212, allocations: 42.65 MB / 0.7889 GB, free: 114.6 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.012e-05/1.212, allocations: 213.9 kB / 0.7891 GB, free: 114.3 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.007579/1.22, allocations: 5.475 MB / 0.7945 GB, free: 109 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0008695/1.22, allocations: 73.7 kB / 0.7945 GB, free: 108.9 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.002224/1.223, allocations: 4.524 MB / 0.799 GB, free: 104.6 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.001538/1.224, allocations: 1.325 MB / 0.8003 GB, free: 103.3 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.003447/1.228, allocations: 1.872 MB / 0.8021 GB, free: 101.4 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 4.084e-05/1.228, allocations: 301.1 kB / 0.8024 GB, free: 101.1 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006007/1.234, allocations: 4.839 MB / 0.8071 GB, free: 96.29 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.009219/1.243, allocations: 9.818 MB / 0.8167 GB, free: 84.03 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01529/1.258, allocations: 15.63 MB / 0.8319 GB, free: 65.95 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001496/1.258, allocations: 52 kB / 0.832 GB, free: 65.89 MB / 0.5606 GB Notification: Performance of matching and sorting (n=1190) (initialization): time 0.04354/1.302, allocations: 19.61 MB / 0.8511 GB, free: 46.24 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001844/1.302, allocations: 83.98 kB / 0.8512 GB, free: 46.16 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.000266/1.302, allocations: 172 kB / 0.8514 GB, free: 45.99 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02058/1.323, allocations: 5.937 MB / 0.8572 GB, free: 40.05 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007332/1.33, allocations: 2.125 MB / 0.8593 GB, free: 37.92 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03002/1.36, allocations: 25.95 MB / 0.8846 GB, free: 11.72 MB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.009519/1.37, allocations: 0.5619 MB / 0.8852 GB, free: 11.16 MB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.002214/1.372, allocations: 0.5111 MB / 0.8857 GB, free: 10.65 MB / 0.5606 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 789 * Number of states: 0 () * Number of discrete variables: 45 (fixedFrame4.color_x[3],fixedFrame4.color_x[2],fixedFrame4.color_x[1],b3.color[3],b3.color[2],b3.color[1],universalSpherical.cylinderColor[3],universalSpherical.cylinderColor[2],universalSpherical.cylinderColor[1],universalSpherical.sphereColor[3],universalSpherical.sphereColor[2],universalSpherical.sphereColor[1],universalSpherical.rodColor[3],universalSpherical.rodColor[2],universalSpherical.rodColor[1],b2.color[3],b2.color[2],b2.color[1],b2.body.sphereColor[3],b2.body.sphereColor[2],b2.body.sphereColor[1],b1.color[3],b1.color[2],b1.color[1],b1.body.sphereColor[3],b1.body.sphereColor[2],b1.body.sphereColor[1],j2.boxColor[3],j2.boxColor[2],j2.boxColor[1],j1.cylinderColor[3],j1.cylinderColor[2],j1.cylinderColor[1],world.gravityArrowColor[3],world.gravityArrowColor[2],world.gravityArrowColor[1],world.axisColor_x[3],world.axisColor_x[2],world.axisColor_x[1],world.groundColor[3],world.groundColor[2],world.groundColor[1],world.gravitySphereColor[3],world.gravitySphereColor[2],world.gravitySphereColor[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1099): * Single equations (assignments): 1091 * Array equations: 6 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(2,42,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.007014/1.379, allocations: 3.091 MB / 0.8887 GB, free: 7.543 MB / 0.5606 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001826/1.381, allocations: 0.5122 MB / 0.8892 GB, free: 7.027 MB / 0.5606 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.03315/1.414, allocations: 12.99 MB / 0.9019 GB, free: 9.969 MB / 0.5762 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.000115/1.414, allocations: 55.98 kB / 0.9019 GB, free: 9.914 MB / 0.5762 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.042e-05/1.414, allocations: 8 kB / 0.9019 GB, free: 9.906 MB / 0.5762 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.133e-05/1.414, allocations: 23.81 kB / 0.9019 GB, free: 9.883 MB / 0.5762 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.06525/1.479, allocations: 24.55 MB / 0.9259 GB, free: 0.8555 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.502e-05/1.479, allocations: 4.594 kB / 0.9259 GB, free: 0.8516 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003443/1.483, allocations: 0.5914 MB / 0.9265 GB, free: 268 kB / 0.5919 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02006/1.503, allocations: 4.966 MB / 0.9313 GB, free: 11.29 MB / 0.6075 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.001068/1.504, allocations: 55.98 kB / 0.9314 GB, free: 11.23 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03234/1.536, allocations: 21.14 MB / 0.952 GB, free: 5.859 MB / 0.6231 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.472e-05/1.536, allocations: 16 kB / 0.9521 GB, free: 5.844 MB / 0.6231 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.04285/1.579, allocations: 17.58 MB / 0.9692 GB, free: 4.09 MB / 0.6387 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001993/1.581, allocations: 496.3 kB / 0.9697 GB, free: 3.602 MB / 0.6387 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.00203/1.583, allocations: 59.94 kB / 0.9698 GB, free: 3.543 MB / 0.6387 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004255/1.588, allocations: 263.6 kB / 0.97 GB, free: 3.285 MB / 0.6387 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001203/1.589, allocations: 209.5 kB / 0.9702 GB, free: 3.078 MB / 0.6387 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0006215/1.589, allocations: 83.98 kB / 0.9703 GB, free: 2.996 MB / 0.6387 GB Notification: Performance of sorting global known variables: time 0.007277/1.597, allocations: 3.394 MB / 0.9736 GB, free: 15.62 MB / 0.6544 GB Notification: Performance of sort global known variables: time 8e-08/1.597, allocations: 0 / 0.9736 GB, free: 15.62 MB / 0.6544 GB Notification: Performance of remove unused functions: time 0.4205/2.017, allocations: 1.745 MB / 0.9753 GB, free: 228.5 MB / 0.6544 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 23 * Number of states: 2 (j1.phi,j1.w) * 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 (257): * Single equations (assignments): 249 * Array equations: 6 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(2,38,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.00162/2.019, allocations: 197.3 kB / 0.9755 GB, free: 228.4 MB / 0.6544 GB Notification: Performance of simCode: created initialization part: time 0.01787/2.037, allocations: 10.55 MB / 0.9858 GB, free: 226.3 MB / 0.6544 GB Notification: Performance of simCode: created event and clocks part: time 1.48e-05/2.037, allocations: 0 / 0.9858 GB, free: 226.3 MB / 0.6544 GB Notification: Performance of simCode: created simulation system equations: time 0.005462/2.042, allocations: 3.823 MB / 0.9895 GB, free: 224.8 MB / 0.6544 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004337/2.046, allocations: 0.6225 MB / 0.9901 GB, free: 224.5 MB / 0.6544 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02612/2.073, allocations: 16.42 MB / 1.006 GB, free: 216.6 MB / 0.6544 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00595/2.078, allocations: 4.617 MB / 1.011 GB, free: 213 MB / 0.6544 GB Notification: Performance of simCode: alias equations: time 0.00652/2.085, allocations: 2.981 MB / 1.014 GB, free: 211.2 MB / 0.6544 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001572/2.087, allocations: 354 kB / 1.014 GB, free: 210.9 MB / 0.6544 GB Notification: Performance of SimCode: time 1.904e-06/2.087, allocations: 4 kB / 1.014 GB, free: 210.9 MB / 0.6544 GB Notification: Performance of Templates: time 0.1135/2.2, allocations: 80.48 MB / 1.093 GB, free: 132.3 MB / 0.6544 GB " [Timeout remaining time 658] make -j1 -f ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical.makefile [Timeout 660] (rm -f ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical.pipe ; mkfifo ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical.pipe ; head -c 1048576 < ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical.pipe >> ../files/ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical.sim & ./ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical.pipe 2>&1) [Timeout 480] diffSimulationResults("ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/ModelicaTest/MultiBody/FourbarVariants/UniversalSpherical/UniversalSpherical.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.UniversalSpherical.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 9.28050126787275]