Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.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 0.001223/0.001223, allocations: 99.64 kB / 18.94 MB, free: 2.551 MB / 14.72 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 0.001633/0.001633, allocations: 214.5 kB / 22.25 MB, free: 4.859 MB / 14.72 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 1.708/1.708, allocations: 230.6 MB / 256 MB, free: 7.789 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo): time 2.938/2.938, allocations: 475.9 MB / 0.7699 GB, free: 4.773 MB / 0.6231 GB " [Timeout remaining time 176] Using package Buildings with version 11.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-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: translateModel(Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|valTab.m_flow|kv.y",fileNamePrefix="Buildings_11_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable") translateModel(Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|valTab.m_flow|kv.y",fileNamePrefix="Buildings_11_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable") [Timeout 300] "Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002166/0.002166, allocations: 67.66 kB / 1.117 GB, free: 41.07 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4648/0.467, allocations: 170 MB / 1.283 GB, free: 11.98 MB / 0.9825 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable): time 0.02675/0.4937, allocations: 16.36 MB / 1.299 GB, free: 11.56 MB / 0.9981 GB Notification: Performance of NFInst.instExpressions: time 0.00976/0.5035, allocations: 4.7 MB / 1.304 GB, free: 6.855 MB / 0.9981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001382/0.5049, allocations: 23.81 kB / 1.304 GB, free: 6.832 MB / 0.9981 GB Notification: Performance of NFTyping.typeComponents: time 0.001319/0.5062, allocations: 250.4 kB / 1.304 GB, free: 6.586 MB / 0.9981 GB Notification: Performance of NFTyping.typeBindings: time 0.002379/0.5086, allocations: 0.685 MB / 1.305 GB, free: 5.898 MB / 0.9981 GB Notification: Performance of NFTyping.typeClassSections: time 0.002781/0.5113, allocations: 0.7414 MB / 1.305 GB, free: 5.164 MB / 0.9981 GB Notification: Performance of NFFlatten.flatten: time 0.001922/0.5133, allocations: 0.9819 MB / 1.306 GB, free: 4.176 MB / 0.9981 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0006232/0.5139, allocations: 285.5 kB / 1.306 GB, free: 3.887 MB / 0.9981 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001018/0.5149, allocations: 446.3 kB / 1.307 GB, free: 3.449 MB / 0.9981 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0005464/0.5154, allocations: 314.5 kB / 1.307 GB, free: 3.141 MB / 0.9981 GB Notification: Performance of NFPackage.collectConstants: time 7.141e-05/0.5155, allocations: 28 kB / 1.307 GB, free: 3.113 MB / 0.9981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001477/0.517, allocations: 0.616 MB / 1.308 GB, free: 2.496 MB / 0.9981 GB Notification: Performance of NFScalarize.scalarize: time 0.0001858/0.5172, allocations: 135.5 kB / 1.308 GB, free: 2.363 MB / 0.9981 GB Notification: Performance of NFVerifyModel.verify: time 0.0002638/0.5174, allocations: 198.9 kB / 1.308 GB, free: 2.168 MB / 0.9981 GB Notification: Performance of NFConvertDAE.convert: time 0.001499/0.5189, allocations: 0.8756 MB / 1.309 GB, free: 1.289 MB / 0.9981 GB Notification: Performance of FrontEnd - DAE generated: time 5.701e-06/0.5189, allocations: 4 kB / 1.309 GB, free: 1.285 MB / 0.9981 GB Notification: Performance of FrontEnd: time 1.673e-06/0.5189, allocations: 0 / 1.309 GB, free: 1.285 MB / 0.9981 GB Notification: Performance of Transformations before backend: time 1.03e-05/0.519, allocations: 0 / 1.309 GB, free: 1.285 MB / 0.9981 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 60 * Number of variables: 60 Notification: Performance of Generate backend data structure: time 0.001667/0.5206, allocations: 0.8344 MB / 1.31 GB, free: 428 kB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 5.7e-05/0.5207, allocations: 8.031 kB / 1.31 GB, free: 420 kB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002463/0.5209, allocations: 68.5 kB / 1.31 GB, free: 352 kB / 0.9981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001005/0.5219, allocations: 403.1 kB / 1.31 GB, free: 15.92 MB / 1.014 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.566e-05/0.522, allocations: 24.44 kB / 1.31 GB, free: 15.89 MB / 1.014 GB Notification: Performance of preOpt expandDerOperator (simulation): time 6.669e-05/0.522, allocations: 31.94 kB / 1.31 GB, free: 15.86 MB / 1.014 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006257/0.5227, allocations: 285.3 kB / 1.311 GB, free: 15.56 MB / 1.014 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.587e-05/0.5227, allocations: 4 kB / 1.311 GB, free: 15.56 MB / 1.014 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.847e-05/0.5227, allocations: 11.94 kB / 1.311 GB, free: 15.55 MB / 1.014 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.548e-06/0.5227, allocations: 4 kB / 1.311 GB, free: 15.54 MB / 1.014 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0004548/0.5232, allocations: 185.8 kB / 1.311 GB, free: 15.36 MB / 1.014 GB 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 0.002121/0.5253, allocations: 1.186 MB / 1.312 GB, free: 14.12 MB / 1.014 GB Notification: Performance of preOpt comSubExp (simulation): time 0.000387/0.5257, allocations: 154.8 kB / 1.312 GB, free: 13.96 MB / 1.014 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001858/0.5259, allocations: 76.81 kB / 1.312 GB, free: 13.89 MB / 1.014 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001365/0.5272, allocations: 0.5351 MB / 1.313 GB, free: 13.33 MB / 1.014 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.415e-05/0.5273, allocations: 30.56 kB / 1.313 GB, free: 13.29 MB / 1.014 GB Notification: Performance of pre-optimization done (n=15): time 1.512e-06/0.5273, allocations: 0 / 1.313 GB, free: 13.29 MB / 1.014 GB Notification: Performance of matching and sorting (n=15): time 0.0007147/0.528, allocations: 251.2 kB / 1.313 GB, free: 13.04 MB / 1.014 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.178e-05/0.528, allocations: 59.34 kB / 1.313 GB, free: 12.97 MB / 1.014 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007577/0.5288, allocations: 0.5729 MB / 1.314 GB, free: 12.39 MB / 1.014 GB Notification: Performance of collectPreVariables (initialization): time 3.215e-05/0.5288, allocations: 29.7 kB / 1.314 GB, free: 12.36 MB / 1.014 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002649/0.5291, allocations: 268.4 kB / 1.314 GB, free: 12.09 MB / 1.014 GB Notification: Performance of collectInitialBindings (initialization): time 6.898e-05/0.5292, allocations: 63.47 kB / 1.314 GB, free: 12.03 MB / 1.014 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001099/0.5293, allocations: 65.97 kB / 1.314 GB, free: 11.95 MB / 1.014 GB Notification: Performance of setup shared object (initialization): time 0.0002301/0.5295, allocations: 358.8 kB / 1.314 GB, free: 11.59 MB / 1.014 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001914/0.5297, allocations: 81.88 kB / 1.314 GB, free: 11.51 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005079/0.5302, allocations: 446 kB / 1.315 GB, free: 10.97 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004652/0.5307, allocations: 235.1 kB / 1.315 GB, free: 10.71 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.575e-06/0.5307, allocations: 0 / 1.315 GB, free: 10.71 MB / 1.014 GB Notification: Performance of matching and sorting (n=33) (initialization): time 0.0006348/0.5313, allocations: 319.1 kB / 1.315 GB, free: 10.39 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 2.02e-05/0.5313, allocations: 10.19 kB / 1.315 GB, free: 10.39 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.078e-05/0.5313, allocations: 3.938 kB / 1.315 GB, free: 10.38 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.333e-05/0.5314, allocations: 4 kB / 1.315 GB, free: 10.38 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002714/0.5316, allocations: 63.89 kB / 1.315 GB, free: 10.32 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.261e-05/0.5316, allocations: 4 kB / 1.315 GB, free: 10.31 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002978/0.5319, allocations: 48.02 kB / 1.315 GB, free: 10.27 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.393e-05/0.532, allocations: 19.98 kB / 1.316 GB, free: 10.25 MB / 1.014 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0003522/0.5323, allocations: 212.6 kB / 1.316 GB, free: 10.04 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0005125/0.5328, allocations: 445.7 kB / 1.316 GB, free: 9.496 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0004623/0.5333, allocations: 231.7 kB / 1.316 GB, free: 9.238 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.054e-06/0.5333, allocations: 4 kB / 1.316 GB, free: 9.234 MB / 1.014 GB Notification: Performance of matching and sorting (n=33) (initialization_lambda0): time 0.000607/0.5339, allocations: 309.1 kB / 1.317 GB, free: 8.926 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 1.174e-05/0.5339, allocations: 8 kB / 1.317 GB, free: 8.918 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.615e-06/0.5339, allocations: 0 / 1.317 GB, free: 8.918 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.054e-05/0.5339, allocations: 7.938 kB / 1.317 GB, free: 8.91 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002253/0.5342, allocations: 60.09 kB / 1.317 GB, free: 8.852 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.44e-06/0.5342, allocations: 4 kB / 1.317 GB, free: 8.848 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003129/0.5345, allocations: 47.75 kB / 1.317 GB, free: 8.801 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.559e-05/0.5345, allocations: 12 kB / 1.317 GB, free: 8.789 MB / 1.014 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * 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 (33): * Single equations (assignments): 33 * 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 0.0001814/0.5347, allocations: 200.3 kB / 1.317 GB, free: 8.586 MB / 1.014 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 9.13e-05/0.5348, allocations: 47.7 kB / 1.317 GB, free: 8.539 MB / 1.014 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0006437/0.5354, allocations: 261.3 kB / 1.317 GB, free: 8.273 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.116e-05/0.5354, allocations: 4 kB / 1.317 GB, free: 8.27 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.247e-06/0.5354, allocations: 3.984 kB / 1.317 GB, free: 8.266 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.158e-06/0.5354, allocations: 0 / 1.317 GB, free: 8.266 MB / 1.014 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001155/0.5366, allocations: 0.6494 MB / 1.318 GB, free: 7.566 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.138e-06/0.5366, allocations: 0 / 1.318 GB, free: 7.566 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001378/0.5367, allocations: 31.92 kB / 1.318 GB, free: 7.535 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.111e-05/0.5368, allocations: 4 kB / 1.318 GB, free: 7.531 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.398e-05/0.5368, allocations: 0 / 1.318 GB, free: 7.531 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.632e-06/0.5368, allocations: 11.92 kB / 1.318 GB, free: 7.52 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.994e-06/0.5368, allocations: 0 / 1.318 GB, free: 7.52 MB / 1.014 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005612/0.5373, allocations: 364.4 kB / 1.318 GB, free: 7.141 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001557/0.5375, allocations: 67.58 kB / 1.318 GB, free: 7.074 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.71e-05/0.5376, allocations: 8 kB / 1.318 GB, free: 7.066 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001829/0.5377, allocations: 7.984 kB / 1.318 GB, free: 7.059 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 6.229e-05/0.5378, allocations: 19.97 kB / 1.318 GB, free: 7.039 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.528e-05/0.5378, allocations: 8 kB / 1.318 GB, free: 7.031 MB / 1.014 GB Notification: Performance of sorting global known variables: time 0.0004978/0.5383, allocations: 410.8 kB / 1.319 GB, free: 6.633 MB / 1.014 GB Notification: Performance of sort global known variables: time 8e-08/0.5383, allocations: 0 / 1.319 GB, free: 6.633 MB / 1.014 GB Notification: Performance of remove unused functions: time 0.0008219/0.5391, allocations: 235.5 kB / 1.319 GB, free: 6.402 MB / 1.014 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * 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 (17): * Single equations (assignments): 15 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * 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 0.001904/0.541, allocations: 0.5073 MB / 1.32 GB, free: 6.039 MB / 1.014 GB Notification: Performance of simCode: created initialization part: time 0.0007695/0.5418, allocations: 303.6 kB / 1.32 GB, free: 5.742 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 3.907e-06/0.5418, allocations: 0 / 1.32 GB, free: 5.742 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.000222/0.542, allocations: 84.89 kB / 1.32 GB, free: 5.66 MB / 1.014 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001187/0.5432, allocations: 226.3 kB / 1.32 GB, free: 5.445 MB / 1.014 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001663/0.5449, allocations: 0.825 MB / 1.321 GB, free: 4.578 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002899/0.5452, allocations: 250.2 kB / 1.321 GB, free: 4.312 MB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.0003068/0.5455, allocations: 96.14 kB / 1.321 GB, free: 4.215 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 8.909e-05/0.5456, allocations: 35.42 kB / 1.321 GB, free: 4.18 MB / 1.014 GB Notification: Performance of SimCode: time 5.21e-07/0.5456, allocations: 4 kB / 1.321 GB, free: 4.176 MB / 1.014 GB Notification: Performance of Templates: time 0.02098/0.5665, allocations: 10.86 MB / 1.332 GB, free: 9.566 MB / 1.029 GB " [Timeout remaining time 299] make -j1 -f Buildings_11_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.makefile [Timeout 300] (rm -f Buildings_11_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.pipe ; mkfifo Buildings_11_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.pipe ; head -c 1048576 < Buildings_11_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.pipe >> ../files/Buildings_11_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.sim & ./Buildings_11_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_11_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Fluid_Actuators_Valves_Examples_TwoWayValveTable.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 10.66042709723115]