Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Static.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 0.001303/0.001303, allocations: 92.11 kB / 20.43 MB, free: 4.145 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 0.001436/0.001436, allocations: 165.3 kB / 23.8 MB, free: 0.7734 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 0.8909/0.8909, allocations: 177.1 MB / 204.2 MB, free: 5.621 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 0.6202/0.6202, allocations: 115 MB / 375.7 MB, free: 7.664 MB / 346.7 MB " [Timeout remaining time 179] Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/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(IBPSA.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Static,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Static") translateModel(IBPSA.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Static,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Static") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.313e-06/1.313e-06, allocations: 0.5469 kB / 481.5 MB, free: 11.91 MB / 410.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.361e-05/1.492e-05, allocations: 3.875 kB / 481.5 MB, free: 11.9 MB / 410.7 MB Notification: Performance of NFInst.instantiate(IBPSA.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Static): time 0.01405/0.01407, allocations: 22.19 MB / 0.4919 GB, free: 13.18 MB / 426.7 MB Notification: Performance of NFInst.instExpressions: time 0.01322/0.02729, allocations: 10.14 MB / 0.5018 GB, free: 6.238 MB / 426.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.00164/0.02893, allocations: 107.1 kB / 0.5019 GB, free: 6.133 MB / 426.7 MB Notification: Performance of NFTyping.typeComponents: time 0.0009816/0.02991, allocations: 0.5321 MB / 0.5024 GB, free: 5.766 MB / 426.7 MB Notification: Performance of NFTyping.typeBindings: time 0.003893/0.0338, allocations: 2.262 MB / 0.5046 GB, free: 3.949 MB / 426.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.003546/0.03735, allocations: 2.112 MB / 0.5067 GB, free: 2.277 MB / 426.7 MB Notification: Performance of NFFlatten.flatten: time 0.004248/0.04159, allocations: 4.776 MB / 0.5114 GB, free: 13.95 MB / 442.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.001465/0.04306, allocations: 1.334 MB / 0.5127 GB, free: 12.61 MB / 442.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.002706/0.04576, allocations: 2.368 MB / 0.515 GB, free: 10.26 MB / 442.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.00132/0.04708, allocations: 1.137 MB / 0.5161 GB, free: 9.121 MB / 442.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0002401/0.04732, allocations: 192 kB / 0.5163 GB, free: 8.934 MB / 442.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002097/0.04942, allocations: 1.387 MB / 0.5176 GB, free: 7.547 MB / 442.7 MB Notification: Performance of NFScalarize.scalarize: time 0.0003014/0.04972, allocations: 0.4903 MB / 0.5181 GB, free: 7.055 MB / 442.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0006307/0.05035, allocations: 0.7132 MB / 0.5188 GB, free: 6.34 MB / 442.7 MB Notification: Performance of NFConvertDAE.convert: time 0.002612/0.05297, allocations: 2.383 MB / 0.5211 GB, free: 3.949 MB / 442.7 MB Notification: Performance of FrontEnd - DAE generated: time 3.306e-06/0.05297, allocations: 0 / 0.5211 GB, free: 3.949 MB / 442.7 MB Notification: Performance of FrontEnd: time 2.495e-06/0.05297, allocations: 4 kB / 0.5211 GB, free: 3.945 MB / 442.7 MB Notification: Performance of Transformations before backend: time 3.15e-05/0.053, allocations: 0 / 0.5211 GB, free: 3.945 MB / 442.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 294 * Number of variables: 294 Notification: Performance of Generate backend data structure: time 0.002351/0.05535, allocations: 2.381 MB / 0.5235 GB, free: 1.504 MB / 442.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.433e-05/0.05539, allocations: 12.03 kB / 0.5235 GB, free: 1.492 MB / 442.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002398/0.05779, allocations: 0.7521 MB / 0.5242 GB, free: 0.7383 MB / 442.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001497/0.05928, allocations: 1.56 MB / 0.5257 GB, free: 15.13 MB / 458.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001073/0.05939, allocations: 158 kB / 0.5259 GB, free: 14.96 MB / 458.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001423/0.05953, allocations: 132 kB / 0.526 GB, free: 14.83 MB / 458.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001934/0.06147, allocations: 1.692 MB / 0.5277 GB, free: 12.92 MB / 458.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.99e-05/0.06149, allocations: 3.938 kB / 0.5277 GB, free: 12.91 MB / 458.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.496e-05/0.06158, allocations: 48 kB / 0.5277 GB, free: 12.87 MB / 458.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.952e-05/0.06162, allocations: 39.92 kB / 0.5277 GB, free: 12.83 MB / 458.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.00101/0.06263, allocations: 0.6213 MB / 0.5283 GB, free: 12.2 MB / 458.7 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 0.005053/0.06768, allocations: 6.494 MB / 0.5347 GB, free: 5.539 MB / 458.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001051/0.06873, allocations: 0.5501 MB / 0.5352 GB, free: 4.977 MB / 458.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.000326/0.06906, allocations: 234 kB / 0.5354 GB, free: 4.746 MB / 458.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0002479/0.06931, allocations: 88.59 kB / 0.5355 GB, free: 4.66 MB / 458.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.709e-05/0.06934, allocations: 45.98 kB / 0.5356 GB, free: 4.605 MB / 458.7 MB Notification: Performance of pre-optimization done (n=69): time 1.603e-06/0.06934, allocations: 0 / 0.5356 GB, free: 4.605 MB / 458.7 MB Notification: Performance of matching and sorting (n=69): time 0.002732/0.07207, allocations: 1.223 MB / 0.5368 GB, free: 3.371 MB / 458.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 4.536e-05/0.07211, allocations: 119.4 kB / 0.5369 GB, free: 3.23 MB / 458.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0009136/0.07303, allocations: 1.076 MB / 0.5379 GB, free: 2.148 MB / 458.7 MB Notification: Performance of collectPreVariables (initialization): time 6.928e-05/0.0731, allocations: 49.7 kB / 0.538 GB, free: 2.094 MB / 458.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0003965/0.07349, allocations: 0.789 MB / 0.5388 GB, free: 1.297 MB / 458.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001454/0.07364, allocations: 249.9 kB / 0.539 GB, free: 1.051 MB / 458.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002734/0.07391, allocations: 268.1 kB / 0.5392 GB, free: 0.7773 MB / 458.7 MB Notification: Performance of setup shared object (initialization): time 0.0001266/0.07404, allocations: 0.5121 MB / 0.5397 GB, free: 264 kB / 458.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003704/0.07441, allocations: 223.5 kB / 0.54 GB, free: 36 kB / 458.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.000691/0.0751, allocations: 1.043 MB / 0.541 GB, free: 14.69 MB / 474.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0009015/0.076, allocations: 0.8877 MB / 0.5418 GB, free: 13.61 MB / 474.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.033e-06/0.07601, allocations: 4 kB / 0.5419 GB, free: 13.6 MB / 474.7 MB Notification: Performance of matching and sorting (n=124) (initialization): time 0.001485/0.0775, allocations: 1.055 MB / 0.5429 GB, free: 12.54 MB / 474.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.767e-05/0.07751, allocations: 12.5 kB / 0.5429 GB, free: 12.52 MB / 474.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.289e-05/0.07753, allocations: 12 kB / 0.5429 GB, free: 12.51 MB / 474.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0008447/0.07837, allocations: 380.4 kB / 0.5433 GB, free: 12.14 MB / 474.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007347/0.07911, allocations: 275.6 kB / 0.5435 GB, free: 11.87 MB / 474.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0007853/0.07989, allocations: 1.095 MB / 0.5446 GB, free: 10.75 MB / 474.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007729/0.08066, allocations: 179.1 kB / 0.5448 GB, free: 10.57 MB / 474.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.257e-05/0.08075, allocations: 63.94 kB / 0.5448 GB, free: 10.51 MB / 474.7 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0006033/0.08135, allocations: 360.7 kB / 0.5452 GB, free: 10.15 MB / 474.7 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.000834/0.08218, allocations: 1.039 MB / 0.5462 GB, free: 8.805 MB / 474.7 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0009092/0.08309, allocations: 0.8838 MB / 0.5471 GB, free: 7.727 MB / 474.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.559e-06/0.0831, allocations: 4 kB / 0.5471 GB, free: 7.723 MB / 474.7 MB Notification: Performance of matching and sorting (n=124) (initialization_lambda0): time 0.00147/0.08457, allocations: 1.058 MB / 0.5481 GB, free: 6.652 MB / 474.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.744e-05/0.08458, allocations: 15.94 kB / 0.5481 GB, free: 6.637 MB / 474.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.977e-06/0.08459, allocations: 8 kB / 0.5481 GB, free: 6.629 MB / 474.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0008094/0.0854, allocations: 385.8 kB / 0.5485 GB, free: 6.254 MB / 474.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007315/0.08613, allocations: 275.6 kB / 0.5487 GB, free: 5.984 MB / 474.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0007586/0.08689, allocations: 1.093 MB / 0.5498 GB, free: 4.859 MB / 474.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007456/0.08764, allocations: 151.4 kB / 0.55 GB, free: 4.711 MB / 474.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.999e-05/0.08772, allocations: 71.94 kB / 0.55 GB, free: 4.641 MB / 474.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 47 * Number of states: 0 () * Number of discrete variables: 2 (heaPum.com.isOn,$PRE.heaPum.com.isOn) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (98): * Single equations (assignments): 97 * 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 {(7,20)} Notification: Performance of prepare postOptimizeDAE: time 0.0002464/0.08796, allocations: 331.8 kB / 0.5503 GB, free: 4.309 MB / 474.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001944/0.08816, allocations: 163.1 kB / 0.5505 GB, free: 4.148 MB / 474.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001183/0.08934, allocations: 0.8304 MB / 0.5513 GB, free: 3.297 MB / 474.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.098e-05/0.08935, allocations: 12 kB / 0.5513 GB, free: 3.285 MB / 474.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.017e-06/0.08936, allocations: 0 / 0.5513 GB, free: 3.285 MB / 474.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0007794/0.09014, allocations: 0.609 MB / 0.5519 GB, free: 2.641 MB / 474.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002973/0.09311, allocations: 2.187 MB / 0.554 GB, free: 348 kB / 474.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.279e-06/0.09311, allocations: 4 kB / 0.5541 GB, free: 344 kB / 474.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004797/0.09359, allocations: 155.8 kB / 0.5542 GB, free: 188 kB / 474.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0007112/0.0943, allocations: 363.2 kB / 0.5545 GB, free: 15.82 MB / 490.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.626e-05/0.09435, allocations: 23.97 kB / 0.5546 GB, free: 15.8 MB / 490.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0007005/0.09505, allocations: 1.081 MB / 0.5556 GB, free: 14.69 MB / 490.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.036e-06/0.09505, allocations: 4 kB / 0.5556 GB, free: 14.68 MB / 490.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001051/0.09611, allocations: 0.9452 MB / 0.5566 GB, free: 13.65 MB / 490.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0003214/0.09643, allocations: 282.7 kB / 0.5568 GB, free: 13.38 MB / 490.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001129/0.09654, allocations: 16 kB / 0.5568 GB, free: 13.36 MB / 490.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006433/0.09718, allocations: 87.91 kB / 0.5569 GB, free: 13.27 MB / 490.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 8.25e-05/0.09727, allocations: 60.28 kB / 0.557 GB, free: 13.21 MB / 490.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.033e-05/0.09733, allocations: 43.94 kB / 0.557 GB, free: 13.17 MB / 490.7 MB Notification: Performance of sorting global known variables: time 0.0005907/0.09792, allocations: 0.6651 MB / 0.5577 GB, free: 12.5 MB / 490.7 MB Notification: Performance of sort global known variables: time 1.9e-07/0.09792, allocations: 0 / 0.5577 GB, free: 12.5 MB / 490.7 MB Notification: Performance of remove unused functions: time 0.001504/0.09942, allocations: 0.9274 MB / 0.5586 GB, free: 11.57 MB / 490.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 17 * Number of states: 0 () * Number of discrete variables: 1 (heaPum.com.isOn) * Number of discrete states: 1 (heaPum.com.isOn) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (43): * Single equations (assignments): 40 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * 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 {(7,20)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0005629/0.09998, allocations: 417.8 kB / 0.559 GB, free: 11.16 MB / 490.7 MB Notification: Performance of simCode: created initialization part: time 0.002428/0.1024, allocations: 1.291 MB / 0.5602 GB, free: 9.871 MB / 490.7 MB Notification: Performance of simCode: created event and clocks part: time 4.368e-06/0.1024, allocations: 4 kB / 0.5602 GB, free: 9.867 MB / 490.7 MB Notification: Performance of simCode: created simulation system equations: time 0.0007437/0.1032, allocations: 338.9 kB / 0.5606 GB, free: 9.535 MB / 490.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001508/0.1047, allocations: 0.7115 MB / 0.5613 GB, free: 8.852 MB / 490.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002848/0.1075, allocations: 2.361 MB / 0.5636 GB, free: 6.383 MB / 490.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001718/0.1077, allocations: 266.3 kB / 0.5638 GB, free: 6.098 MB / 490.7 MB Notification: Performance of simCode: alias equations: time 0.0008444/0.1085, allocations: 359.5 kB / 0.5642 GB, free: 5.75 MB / 490.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002771/0.1088, allocations: 132.4 kB / 0.5643 GB, free: 5.621 MB / 490.7 MB Notification: Performance of SimCode: time 6.22e-07/0.1088, allocations: 0 / 0.5643 GB, free: 5.621 MB / 490.7 MB Notification: Performance of Templates: time 0.03514/0.144, allocations: 36.95 MB / 0.6004 GB, free: 1.418 MB / 0.5105 GB " [Timeout remaining time 660] make -j1 -f IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Static.makefile [Timeout 660] (rm -f IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Static.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Static.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Static.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Static.sim & ./IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Static -abortSlowSimulation -alarm=240 -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Static.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 4.336115343030542]