Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.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 0.0009719/0.0009719, allocations: 79.69 kB / 21.74 MB, free: 2.52 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 0.001039/0.001039, allocations: 169.1 kB / 25.17 MB, free: 8.324 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 0.8899/0.8899, allocations: 177.2 MB / 205.6 MB, free: 4.012 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo): time 1.959/1.959, allocations: 389.6 MB / 0.6364 GB, free: 13.29 MB / 0.6042 GB " [Timeout remaining time 178] Using package Buildings with version 13.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.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.HeatExchangers.Validation.ConstantEffectiveness,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness") translateModel(Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.573e-06/1.573e-06, allocations: 0 / 0.7756 GB, free: 14.55 MB / 0.7448 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.317e-05/2.475e-05, allocations: 2.312 kB / 0.7756 GB, free: 14.54 MB / 0.7448 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness): time 0.5735/0.5736, allocations: 155.1 MB / 0.9271 GB, free: 7.625 MB / 0.8386 GB Notification: Performance of NFInst.instExpressions: time 0.008603/0.5822, allocations: 5.866 MB / 0.9328 GB, free: 1.766 MB / 0.8386 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001496/0.5837, allocations: 71.38 kB / 0.9329 GB, free: 1.695 MB / 0.8386 GB Notification: Performance of NFTyping.typeComponents: time 0.0009451/0.5846, allocations: 408.8 kB / 0.9333 GB, free: 1.293 MB / 0.8386 GB Notification: Performance of NFTyping.typeBindings: time 0.003255/0.5879, allocations: 1.682 MB / 0.9349 GB, free: 15.6 MB / 0.8542 GB Notification: Performance of NFTyping.typeClassSections: time 0.002458/0.5903, allocations: 1.354 MB / 0.9362 GB, free: 14.25 MB / 0.8542 GB Notification: Performance of NFFlatten.flatten: time 0.003627/0.5939, allocations: 3.282 MB / 0.9394 GB, free: 10.95 MB / 0.8542 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00189/0.5958, allocations: 0.9633 MB / 0.9404 GB, free: 9.965 MB / 0.8542 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002584/0.5984, allocations: 1.758 MB / 0.9421 GB, free: 8.234 MB / 0.8542 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001078/0.5995, allocations: 0.7982 MB / 0.9429 GB, free: 7.434 MB / 0.8542 GB Notification: Performance of NFPackage.collectConstants: time 0.0002704/0.5998, allocations: 124 kB / 0.943 GB, free: 7.312 MB / 0.8542 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001809/0.6016, allocations: 1.103 MB / 0.9441 GB, free: 6.207 MB / 0.8542 GB Notification: Performance of NFScalarize.scalarize: time 0.0003196/0.6019, allocations: 430.4 kB / 0.9445 GB, free: 5.785 MB / 0.8542 GB Notification: Performance of NFVerifyModel.verify: time 0.0005994/0.6025, allocations: 0.5105 MB / 0.945 GB, free: 5.273 MB / 0.8542 GB Notification: Performance of NFConvertDAE.convert: time 0.00291/0.6054, allocations: 1.717 MB / 0.9466 GB, free: 3.551 MB / 0.8542 GB Notification: Performance of FrontEnd - DAE generated: time 6.742e-06/0.6054, allocations: 0 / 0.9466 GB, free: 3.551 MB / 0.8542 GB Notification: Performance of FrontEnd: time 1.543e-06/0.6054, allocations: 0 / 0.9466 GB, free: 3.551 MB / 0.8542 GB Notification: Performance of Transformations before backend: time 5.463e-05/0.6055, allocations: 0 / 0.9466 GB, free: 3.551 MB / 0.8542 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 229 * Number of variables: 229 Notification: Performance of Generate backend data structure: time 0.002992/0.6085, allocations: 1.783 MB / 0.9484 GB, free: 1.73 MB / 0.8542 GB Notification: Performance of prepare preOptimizeDAE: time 4.318e-05/0.6085, allocations: 8.031 kB / 0.9484 GB, free: 1.723 MB / 0.8542 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00154/0.61, allocations: 0.542 MB / 0.9489 GB, free: 1.18 MB / 0.8542 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001252/0.6113, allocations: 0.8144 MB / 0.9497 GB, free: 316 kB / 0.8542 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.891e-05/0.6114, allocations: 70 kB / 0.9498 GB, free: 244 kB / 0.8542 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001165/0.6115, allocations: 92.62 kB / 0.9499 GB, free: 152 kB / 0.8542 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001158/0.6126, allocations: 0.9533 MB / 0.9508 GB, free: 15.12 MB / 0.8698 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.326e-05/0.6126, allocations: 11.92 kB / 0.9508 GB, free: 15.11 MB / 0.8698 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.178e-05/0.6127, allocations: 40 kB / 0.9508 GB, free: 15.07 MB / 0.8698 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.451e-05/0.6128, allocations: 38 kB / 0.9509 GB, free: 15.03 MB / 0.8698 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005797/0.6133, allocations: 368.4 kB / 0.9512 GB, free: 14.67 MB / 0.8698 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 0.004172/0.6175, allocations: 2.938 MB / 0.9541 GB, free: 11.66 MB / 0.8698 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0006463/0.6182, allocations: 346.9 kB / 0.9544 GB, free: 11.3 MB / 0.8698 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001989/0.6184, allocations: 151.5 kB / 0.9546 GB, free: 11.16 MB / 0.8698 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003633/0.6187, allocations: 120.5 kB / 0.9547 GB, free: 11.04 MB / 0.8698 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0004874/0.6192, allocations: 446.5 kB / 0.9551 GB, free: 10.55 MB / 0.8698 GB Notification: Performance of pre-optimization done (n=69): time 2.845e-06/0.6192, allocations: 0 / 0.9551 GB, free: 10.55 MB / 0.8698 GB Notification: Performance of matching and sorting (n=69): time 0.0009894/0.6202, allocations: 460.5 kB / 0.9556 GB, free: 10.09 MB / 0.8698 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.033e-05/0.6203, allocations: 85.77 kB / 0.9556 GB, free: 9.992 MB / 0.8698 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0005452/0.6208, allocations: 0.7398 MB / 0.9564 GB, free: 9.234 MB / 0.8698 GB Notification: Performance of collectPreVariables (initialization): time 6.251e-05/0.6209, allocations: 41.7 kB / 0.9564 GB, free: 9.188 MB / 0.8698 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002632/0.6211, allocations: 426.3 kB / 0.9568 GB, free: 8.766 MB / 0.8698 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001627/0.6213, allocations: 245.9 kB / 0.957 GB, free: 8.523 MB / 0.8698 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001784/0.6215, allocations: 146.5 kB / 0.9572 GB, free: 8.375 MB / 0.8698 GB Notification: Performance of setup shared object (initialization): time 0.000113/0.6216, allocations: 341.9 kB / 0.9575 GB, free: 8.035 MB / 0.8698 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001978/0.6218, allocations: 125.3 kB / 0.9576 GB, free: 7.902 MB / 0.8698 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003505/0.6221, allocations: 0.5346 MB / 0.9582 GB, free: 7.242 MB / 0.8698 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004458/0.6226, allocations: 405.8 kB / 0.9585 GB, free: 6.793 MB / 0.8698 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.15e-06/0.6226, allocations: 0 / 0.9585 GB, free: 6.793 MB / 0.8698 GB Notification: Performance of matching and sorting (n=87) (initialization): time 0.0008852/0.6235, allocations: 487.1 kB / 0.959 GB, free: 6.297 MB / 0.8698 GB Notification: Performance of prepare postOptimizeDAE: time 4.964e-05/0.6235, allocations: 33.64 kB / 0.959 GB, free: 6.258 MB / 0.8698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.143e-05/0.6235, allocations: 4 kB / 0.959 GB, free: 6.254 MB / 0.8698 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.664e-05/0.6235, allocations: 8.438 kB / 0.959 GB, free: 6.246 MB / 0.8698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007073/0.6243, allocations: 231.7 kB / 0.9593 GB, free: 6.02 MB / 0.8698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0005873/0.6248, allocations: 1.187 MB / 0.9604 GB, free: 4.785 MB / 0.8698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005299/0.6254, allocations: 100.3 kB / 0.9605 GB, free: 4.688 MB / 0.8698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.644e-05/0.6254, allocations: 27.97 kB / 0.9606 GB, free: 4.66 MB / 0.8698 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0003527/0.6258, allocations: 229.5 kB / 0.9608 GB, free: 4.422 MB / 0.8698 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0003677/0.6261, allocations: 0.5336 MB / 0.9613 GB, free: 3.762 MB / 0.8698 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0004349/0.6266, allocations: 402.1 kB / 0.9617 GB, free: 3.312 MB / 0.8698 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.857e-06/0.6266, allocations: 4 kB / 0.9617 GB, free: 3.309 MB / 0.8698 GB Notification: Performance of matching and sorting (n=87) (initialization_lambda0): time 0.0006269/0.6272, allocations: 488.7 kB / 0.9621 GB, free: 2.812 MB / 0.8698 GB Notification: Performance of prepare postOptimizeDAE: time 3.344e-05/0.6272, allocations: 33.7 kB / 0.9622 GB, free: 2.773 MB / 0.8698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.582e-06/0.6273, allocations: 4 kB / 0.9622 GB, free: 2.77 MB / 0.8698 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.115e-05/0.6273, allocations: 8 kB / 0.9622 GB, free: 2.762 MB / 0.8698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000583/0.6278, allocations: 220.8 kB / 0.9624 GB, free: 2.547 MB / 0.8698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.607e-06/0.6279, allocations: 8 kB / 0.9624 GB, free: 2.539 MB / 0.8698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004479/0.6283, allocations: 103.5 kB / 0.9625 GB, free: 2.438 MB / 0.8698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.636e-05/0.6284, allocations: 31.97 kB / 0.9625 GB, free: 2.406 MB / 0.8698 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 15 * Number of states: 0 () * Number of discrete variables: 5 (trapezoid.count,$PRE.trapezoid.count,trapezoid.T_start,$PRE.trapezoid.T_start,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (86): * Single equations (assignments): 83 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 2 * Torn equation systems: 0 * 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): 2 systems {1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0002134/0.6286, allocations: 228 kB / 0.9628 GB, free: 2.176 MB / 0.8698 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001099/0.6287, allocations: 95.89 kB / 0.9628 GB, free: 2.082 MB / 0.8698 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0007858/0.6295, allocations: 0.5712 MB / 0.9634 GB, free: 1.527 MB / 0.8698 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.422e-05/0.6295, allocations: 8 kB / 0.9634 GB, free: 1.52 MB / 0.8698 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.904e-06/0.6295, allocations: 4 kB / 0.9634 GB, free: 1.516 MB / 0.8698 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.885e-06/0.6295, allocations: 3.984 kB / 0.9634 GB, free: 1.512 MB / 0.8698 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001671/0.6312, allocations: 1.311 MB / 0.9647 GB, free: 120 kB / 0.8698 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.202e-06/0.6312, allocations: 4 kB / 0.9647 GB, free: 116 kB / 0.8698 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000481/0.6316, allocations: 177 kB / 0.9649 GB, free: 15.94 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (simulation): time 7.484e-06/0.6317, allocations: 12 kB / 0.9649 GB, free: 15.93 MB / 0.8855 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.901e-05/0.6317, allocations: 23.98 kB / 0.9649 GB, free: 15.9 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0005879/0.6323, allocations: 1.168 MB / 0.966 GB, free: 14.69 MB / 0.8855 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.495e-06/0.6323, allocations: 4 kB / 0.966 GB, free: 14.69 MB / 0.8855 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006189/0.6329, allocations: 0.6709 MB / 0.9667 GB, free: 13.95 MB / 0.8855 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002722/0.6332, allocations: 179 kB / 0.9669 GB, free: 13.77 MB / 0.8855 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.451e-05/0.6333, allocations: 23.92 kB / 0.9669 GB, free: 13.75 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003597/0.6336, allocations: 67.95 kB / 0.967 GB, free: 13.68 MB / 0.8855 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001025/0.6337, allocations: 72.47 kB / 0.967 GB, free: 13.61 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.014e-05/0.6338, allocations: 23.97 kB / 0.9671 GB, free: 13.58 MB / 0.8855 GB Notification: Performance of sorting global known variables: time 0.0002848/0.6341, allocations: 376.3 kB / 0.9674 GB, free: 13.2 MB / 0.8855 GB Notification: Performance of sort global known variables: time 6e-08/0.6341, allocations: 0 / 0.9674 GB, free: 13.2 MB / 0.8855 GB Notification: Performance of remove unused functions: time 0.001031/0.6351, allocations: 0.639 MB / 0.968 GB, free: 12.56 MB / 0.8855 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 14 * Number of states: 0 () * Number of discrete variables: 3 ($whenCondition1,trapezoid.T_start,trapezoid.count) * Number of discrete states: 1 (trapezoid.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (79): * Single equations (assignments): 69 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 6 * When equations: 2 * If-equations: 0 * Equation systems (not torn): 2 * Torn equation systems: 0 * 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): 2 systems {1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0003622/0.6355, allocations: 219.8 kB / 0.9682 GB, free: 12.34 MB / 0.8855 GB Notification: Performance of simCode: created initialization part: time 0.001088/0.6365, allocations: 0.7995 MB / 0.969 GB, free: 11.5 MB / 0.8855 GB Notification: Performance of simCode: created event and clocks part: time 2.202e-05/0.6366, allocations: 16 kB / 0.969 GB, free: 11.49 MB / 0.8855 GB Notification: Performance of simCode: created simulation system equations: time 0.0002863/0.6368, allocations: 227.8 kB / 0.9693 GB, free: 11.27 MB / 0.8855 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001062/0.6379, allocations: 483.8 kB / 0.9697 GB, free: 10.8 MB / 0.8855 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002575/0.6405, allocations: 1.97 MB / 0.9716 GB, free: 8.746 MB / 0.8855 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003833/0.6409, allocations: 0.5342 MB / 0.9722 GB, free: 8.172 MB / 0.8855 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001177/0.642, allocations: 440.9 kB / 0.9726 GB, free: 7.734 MB / 0.8855 GB Notification: Performance of SimCode: time 1.292e-06/0.642, allocations: 4 kB / 0.9726 GB, free: 7.73 MB / 0.8855 GB Notification: Performance of Templates: time 0.02268/0.6647, allocations: 23.92 MB / 0.9959 GB, free: 15.95 MB / 0.9167 GB " [Timeout remaining time 299] make -j1 -f Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.makefile [Timeout 300] (rm -f Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.pipe ; mkfifo Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.pipe ; head -c 1048576 < Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.pipe >> ../files/Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.sim & ./Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness > Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 7.320838175714016]