Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.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 0.001301/0.001301, allocations: 80.8 kB / 21.55 MB, free: 2.938 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 0.00163/0.00163, allocations: 171.7 kB / 24.96 MB, free: 9.176 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 0.8678/0.8678, allocations: 177.1 MB / 205.4 MB, free: 5.492 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 1.857/1.857, allocations: 389.6 MB / 0.6362 GB, free: 12.31 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.Examples.WaterHeater_u,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u") translateModel(Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.253e-06/1.253e-06, allocations: 0 / 0.776 GB, free: 5.336 MB / 0.7292 GB Notification: Performance of FrontEnd - Absyn->SCode: time 9.608e-06/1.086e-05, allocations: 2.312 kB / 0.776 GB, free: 5.332 MB / 0.7292 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u): time 0.01351/0.01352, allocations: 20.41 MB / 0.7959 GB, free: 0.9023 MB / 0.7448 GB Notification: Performance of NFInst.instExpressions: time 0.01172/0.02524, allocations: 10.4 MB / 0.8061 GB, free: 6.555 MB / 0.7605 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001098/0.02634, allocations: 130.9 kB / 0.8062 GB, free: 6.426 MB / 0.7605 GB Notification: Performance of NFTyping.typeComponents: time 0.00241/0.02875, allocations: 1.624 MB / 0.8078 GB, free: 4.801 MB / 0.7605 GB Notification: Performance of NFTyping.typeBindings: time 0.002704/0.03145, allocations: 2.348 MB / 0.8101 GB, free: 2.461 MB / 0.7605 GB Notification: Performance of NFTyping.typeClassSections: time 0.00297/0.03442, allocations: 2.29 MB / 0.8123 GB, free: 184 kB / 0.7605 GB Notification: Performance of NFFlatten.flatten: time 0.007045/0.04147, allocations: 8.841 MB / 0.821 GB, free: 7.359 MB / 0.7761 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00183/0.0433, allocations: 1.569 MB / 0.8225 GB, free: 5.758 MB / 0.7761 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003146/0.04644, allocations: 2.961 MB / 0.8254 GB, free: 2.816 MB / 0.7761 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001307/0.04775, allocations: 1.293 MB / 0.8267 GB, free: 1.52 MB / 0.7761 GB Notification: Performance of NFPackage.collectConstants: time 0.0002174/0.04797, allocations: 184 kB / 0.8268 GB, free: 1.34 MB / 0.7761 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001533/0.0495, allocations: 1.127 MB / 0.8279 GB, free: 216 kB / 0.7761 GB Notification: Performance of NFScalarize.scalarize: time 0.0004214/0.04992, allocations: 0.7239 MB / 0.8286 GB, free: 15.48 MB / 0.7917 GB Notification: Performance of NFVerifyModel.verify: time 0.0006627/0.05058, allocations: 0.8455 MB / 0.8295 GB, free: 14.64 MB / 0.7917 GB Notification: Performance of NFConvertDAE.convert: time 0.00242/0.053, allocations: 2.464 MB / 0.8319 GB, free: 12.16 MB / 0.7917 GB Notification: Performance of FrontEnd - DAE generated: time 2.495e-06/0.05301, allocations: 0 / 0.8319 GB, free: 12.16 MB / 0.7917 GB Notification: Performance of FrontEnd: time 1.233e-06/0.05301, allocations: 0 / 0.8319 GB, free: 12.16 MB / 0.7917 GB Notification: Performance of Transformations before backend: time 1.904e-05/0.05303, allocations: 0 / 0.8319 GB, free: 12.16 MB / 0.7917 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 311 * Number of variables: 311 Notification: Performance of Generate backend data structure: time 0.002448/0.05547, allocations: 2.878 MB / 0.8347 GB, free: 9.223 MB / 0.7917 GB Notification: Performance of prepare preOptimizeDAE: time 3e-05/0.0555, allocations: 12.58 kB / 0.8347 GB, free: 9.211 MB / 0.7917 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007422/0.05625, allocations: 435.4 kB / 0.8351 GB, free: 8.785 MB / 0.7917 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00197/0.05822, allocations: 1.915 MB / 0.837 GB, free: 6.773 MB / 0.7917 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 6.611e-05/0.05828, allocations: 94.45 kB / 0.8371 GB, free: 6.68 MB / 0.7917 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001149/0.0584, allocations: 143.9 kB / 0.8372 GB, free: 6.539 MB / 0.7917 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003143/0.06154, allocations: 1.22 MB / 0.8384 GB, free: 5.172 MB / 0.7917 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.053e-05/0.06158, allocations: 4 kB / 0.8384 GB, free: 5.168 MB / 0.7917 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001054/0.06169, allocations: 55.98 kB / 0.8384 GB, free: 5.113 MB / 0.7917 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.458e-05/0.06173, allocations: 36 kB / 0.8385 GB, free: 5.078 MB / 0.7917 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0007911/0.06252, allocations: 380 kB / 0.8388 GB, free: 4.688 MB / 0.7917 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 0.004657/0.06718, allocations: 4.322 MB / 0.8431 GB, free: 224 kB / 0.7917 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0005992/0.06778, allocations: 478.1 kB / 0.8435 GB, free: 15.74 MB / 0.8073 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001974/0.06798, allocations: 170 kB / 0.8437 GB, free: 15.57 MB / 0.8073 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001752/0.06973, allocations: 1.127 MB / 0.8448 GB, free: 14.43 MB / 0.8073 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003827/0.07011, allocations: 490 kB / 0.8453 GB, free: 13.88 MB / 0.8073 GB Notification: Performance of pre-optimization done (n=60): time 2.284e-06/0.07011, allocations: 0 / 0.8453 GB, free: 13.88 MB / 0.8073 GB Notification: Performance of matching and sorting (n=60): time 0.0007248/0.07084, allocations: 485.5 kB / 0.8457 GB, free: 13.4 MB / 0.8073 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.142e-05/0.07088, allocations: 107.3 kB / 0.8458 GB, free: 13.27 MB / 0.8073 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00115/0.07203, allocations: 1.634 MB / 0.8474 GB, free: 11.61 MB / 0.8073 GB Notification: Performance of collectPreVariables (initialization): time 5.129e-05/0.07208, allocations: 45.7 kB / 0.8475 GB, free: 11.55 MB / 0.8073 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003874/0.07247, allocations: 0.7238 MB / 0.8482 GB, free: 10.82 MB / 0.8073 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001314/0.0726, allocations: 222.1 kB / 0.8484 GB, free: 10.6 MB / 0.8073 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001818/0.07278, allocations: 198.4 kB / 0.8486 GB, free: 10.4 MB / 0.8073 GB Notification: Performance of setup shared object (initialization): time 8.702e-05/0.07287, allocations: 345.9 kB / 0.8489 GB, free: 10.05 MB / 0.8073 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002144/0.07308, allocations: 157.3 kB / 0.849 GB, free: 9.891 MB / 0.8073 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004117/0.07349, allocations: 0.7458 MB / 0.8498 GB, free: 8.922 MB / 0.8073 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.000575/0.07407, allocations: 0.6767 MB / 0.8504 GB, free: 8.094 MB / 0.8073 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.681e-06/0.07408, allocations: 3.938 kB / 0.8504 GB, free: 8.09 MB / 0.8073 GB Notification: Performance of matching and sorting (n=118) (initialization): time 0.0007346/0.07481, allocations: 0.7159 MB / 0.8511 GB, free: 7.352 MB / 0.8073 GB Notification: Performance of prepare postOptimizeDAE: time 3.412e-05/0.07484, allocations: 40.2 kB / 0.8512 GB, free: 7.309 MB / 0.8073 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.086e-05/0.07485, allocations: 8 kB / 0.8512 GB, free: 7.301 MB / 0.8073 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.078e-05/0.07488, allocations: 16 kB / 0.8512 GB, free: 7.285 MB / 0.8073 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004693/0.07535, allocations: 239.6 kB / 0.8514 GB, free: 7.051 MB / 0.8073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.691e-05/0.07536, allocations: 24.11 kB / 0.8515 GB, free: 7.027 MB / 0.8073 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005204/0.07588, allocations: 131.3 kB / 0.8516 GB, free: 6.898 MB / 0.8073 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.374e-05/0.07594, allocations: 39.98 kB / 0.8516 GB, free: 6.859 MB / 0.8073 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0003643/0.0763, allocations: 253.4 kB / 0.8519 GB, free: 6.598 MB / 0.8073 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0003982/0.0767, allocations: 0.7382 MB / 0.8526 GB, free: 5.637 MB / 0.8073 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0005443/0.07724, allocations: 0.6818 MB / 0.8532 GB, free: 4.797 MB / 0.8073 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.29e-06/0.07725, allocations: 4 kB / 0.8532 GB, free: 4.793 MB / 0.8073 GB Notification: Performance of matching and sorting (n=118) (initialization_lambda0): time 0.0007091/0.07796, allocations: 0.7152 MB / 0.8539 GB, free: 4.055 MB / 0.8073 GB Notification: Performance of prepare postOptimizeDAE: time 2.137e-05/0.07798, allocations: 38.58 kB / 0.854 GB, free: 4.012 MB / 0.8073 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.315e-06/0.07799, allocations: 11.98 kB / 0.854 GB, free: 4 MB / 0.8073 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.102e-05/0.078, allocations: 16 kB / 0.854 GB, free: 3.984 MB / 0.8073 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000426/0.07842, allocations: 243.6 kB / 0.8542 GB, free: 3.746 MB / 0.8073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.171e-05/0.07844, allocations: 23.92 kB / 0.8543 GB, free: 3.723 MB / 0.8073 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000447/0.07888, allocations: 111.5 kB / 0.8544 GB, free: 3.613 MB / 0.8073 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.828e-05/0.07893, allocations: 39.98 kB / 0.8544 GB, free: 3.574 MB / 0.8073 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 47 * Number of states: 0 () * Number of discrete variables: 6 (TSet.count,$PRE.TSet.count,TSet.T_start,$PRE.TSet.T_start,$whenCondition1,conPI.I.trigger_internal) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (116): * Single equations (assignments): 114 * Array equations: 1 * Algorithm blocks: 1 * 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 0.0001534/0.07908, allocations: 251.8 kB / 0.8546 GB, free: 3.32 MB / 0.8073 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001258/0.07921, allocations: 131.8 kB / 0.8548 GB, free: 3.191 MB / 0.8073 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0006753/0.07989, allocations: 0.5768 MB / 0.8553 GB, free: 2.605 MB / 0.8073 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.848e-06/0.0799, allocations: 11.98 kB / 0.8553 GB, free: 2.594 MB / 0.8073 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.867e-06/0.0799, allocations: 4 kB / 0.8554 GB, free: 2.59 MB / 0.8073 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0002671/0.08017, allocations: 291.8 kB / 0.8556 GB, free: 2.289 MB / 0.8073 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001701/0.08187, allocations: 1.778 MB / 0.8574 GB, free: 456 kB / 0.8073 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.749e-06/0.08187, allocations: 8 kB / 0.8574 GB, free: 448 kB / 0.8073 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003217/0.08219, allocations: 139.8 kB / 0.8575 GB, free: 308 kB / 0.8073 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001159/0.08231, allocations: 40.98 kB / 0.8575 GB, free: 264 kB / 0.8073 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.408e-05/0.08234, allocations: 19.98 kB / 0.8576 GB, free: 244 kB / 0.8073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0006269/0.08297, allocations: 1.199 MB / 0.8587 GB, free: 14.96 MB / 0.823 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.745e-06/0.08297, allocations: 3.938 kB / 0.8587 GB, free: 14.95 MB / 0.823 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006947/0.08367, allocations: 0.761 MB / 0.8595 GB, free: 14.14 MB / 0.823 GB Notification: Performance of postOpt removeConstants (simulation): time 0.000305/0.08397, allocations: 246.3 kB / 0.8597 GB, free: 13.9 MB / 0.823 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001066/0.08408, allocations: 20 kB / 0.8597 GB, free: 13.88 MB / 0.823 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003706/0.08445, allocations: 47.95 kB / 0.8598 GB, free: 13.84 MB / 0.823 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 7.872e-05/0.08453, allocations: 60.48 kB / 0.8598 GB, free: 13.78 MB / 0.823 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.946e-05/0.08457, allocations: 27.98 kB / 0.8599 GB, free: 13.75 MB / 0.823 GB Notification: Performance of sorting global known variables: time 0.0006391/0.08521, allocations: 0.844 MB / 0.8607 GB, free: 12.89 MB / 0.823 GB Notification: Performance of sort global known variables: time 1.7e-07/0.08521, allocations: 0 / 0.8607 GB, free: 12.89 MB / 0.823 GB Notification: Performance of remove unused functions: time 0.00127/0.08648, allocations: 0.9237 MB / 0.8616 GB, free: 11.96 MB / 0.823 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 5 (vol.dynBal.U,mov.motSpe.y,conPI.I.y,THeaOut.T,hea.vol.dynBal.U) * Number of discrete variables: 3 ($whenCondition1,TSet.T_start,TSet.count) * Number of discrete states: 1 (TSet.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (70): * Single equations (assignments): 63 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 4 * When equations: 2 * 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): 1 system {(1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0003717/0.08685, allocations: 253.8 kB / 0.8618 GB, free: 11.7 MB / 0.823 GB Notification: Performance of simCode: created initialization part: time 0.0008895/0.08774, allocations: 0.9048 MB / 0.8627 GB, free: 10.76 MB / 0.823 GB Notification: Performance of simCode: created event and clocks part: time 1.955e-05/0.08776, allocations: 24.5 kB / 0.8627 GB, free: 10.74 MB / 0.823 GB Notification: Performance of simCode: created simulation system equations: time 0.0003148/0.08807, allocations: 320.3 kB / 0.863 GB, free: 10.41 MB / 0.823 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001989/0.09006, allocations: 1.127 MB / 0.8641 GB, free: 9.32 MB / 0.823 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003279/0.09334, allocations: 3.147 MB / 0.8672 GB, free: 6.094 MB / 0.823 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002793/0.09362, allocations: 410.5 kB / 0.8676 GB, free: 5.66 MB / 0.823 GB Notification: Performance of simCode: alias equations: time 0.00096/0.09458, allocations: 425.2 kB / 0.868 GB, free: 5.242 MB / 0.823 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001413/0.09599, allocations: 0.7877 MB / 0.8688 GB, free: 4.438 MB / 0.823 GB Notification: Performance of SimCode: time 7.21e-07/0.09599, allocations: 0 / 0.8688 GB, free: 4.438 MB / 0.823 GB Notification: Performance of Templates: time 0.04532/0.1413, allocations: 42.95 MB / 0.9107 GB, free: 10.58 MB / 0.8698 GB " [Timeout remaining time 300] make -j1 -f Buildings_13_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.makefile [Timeout 300] (rm -f Buildings_13_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe ; mkfifo Buildings_13_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe ; head -c 1048576 < Buildings_13_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe >> ../files/Buildings_13_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.sim & ./Buildings_13_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u -abortSlowSimulation -alarm=240 -lv LOG_STATS > Buildings_13_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 5.48574376758188]