Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ThermoSysPro_ThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump2.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/package.mo): time 0.5275/0.5275, allocations: 111.6 MB / 132.2 MB, free: 4.426 MB / 122.7 MB " [Timeout remaining time 179] Using package ThermoSysPro with version 4.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/package.mo) Running command: translateModel(ThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump2,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="ThermoSysPro_ThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump2") translateModel(ThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump2,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="ThermoSysPro_ThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump2") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.833e-06/1.833e-06, allocations: 0 / 177.3 MB, free: 8.922 MB / 170.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.033e-05/2.216e-05, allocations: 2.312 kB / 177.3 MB, free: 8.918 MB / 170.7 MB Notification: Automatically loaded package Complex 4.1.0 due to uses annotation from Modelica. Notification: Automatically loaded package ModelicaServices 4.1.0 due to uses annotation from Modelica. Notification: Automatically loaded package Modelica 4.1.0 due to usage. Notification: Performance of NFInst.instantiate(ThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump2): time 1.064/1.064, allocations: 258 MB / 435.3 MB, free: 15.38 MB / 394.7 MB Notification: Performance of NFInst.instExpressions: time 0.3181/1.383, allocations: 178 MB / 0.5989 GB, free: 1.457 MB / 0.5105 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0003124/1.383, allocations: 0 / 0.5989 GB, free: 1.457 MB / 0.5105 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/WaterSteam/Machines/CentrifugalPump.mo:64:3-65:80:writable] Warning: Connector C1 is not balanced: The number of potential variables (4) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/WaterSteam/Machines/CentrifugalPump.mo:66:3-67:78:writable] Warning: Connector C2 is not balanced: The number of potential variables (4) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/WaterSteam/Machines/CentrifugalPump.mo:70:3-71:99:writable] Warning: Connector M is not balanced: The number of potential variables (2) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/WaterSteam/BoundaryConditions/SourceP.mo:19:3-20:78:writable] Warning: Connector C is not balanced: The number of potential variables (4) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/WaterSteam/BoundaryConditions/SinkP.mo:19:3-20:80:writable] Warning: Connector C is not balanced: The number of potential variables (4) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/WaterSteam/PressureLosses/LumpedStraightPipe.mo:29:3-30:80:writable] Warning: Connector C1 is not balanced: The number of potential variables (4) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/WaterSteam/PressureLosses/LumpedStraightPipe.mo:31:3-32:78:writable] Warning: Connector C2 is not balanced: The number of potential variables (4) is not equal to the number of flow variables (0). Notification: Performance of NFTyping.typeComponents: time 0.0003879/1.383, allocations: 141.6 kB / 0.599 GB, free: 1.32 MB / 0.5105 GB Notification: Performance of NFTyping.typeBindings: time 0.0003704/1.384, allocations: 232.4 kB / 0.5993 GB, free: 1.094 MB / 0.5105 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteam/IF97_packages.mo:470:9-470:27:writable] Warning: cv was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteam/IF97_packages.mo:525:9-525:27:writable] Warning: cv was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteam/IF97_packages.mo:708:9-708:27:writable] Warning: cv was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteamSimple/prop4_Ph.mo:51:3-51:60:writable] Warning: dh1satp was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteamSimple/prop4_Ph.mo:51:3-51:60:writable] Warning: dh2satp was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteamSimple/prop4_Ph_der.mo:118:3-118:151:writable] Warning: du1satp_der was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteamSimple/prop4_Ph_der.mo:118:3-118:151:writable] Warning: du2satp_der was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. Notification: Performance of NFTyping.typeClassSections: time 0.0222/1.406, allocations: 11.78 MB / 0.6108 GB, free: 5.395 MB / 0.5261 GB Notification: Performance of NFFlatten.flatten: time 0.0008798/1.407, allocations: 0.7433 MB / 0.6115 GB, free: 4.648 MB / 0.5261 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0003334/1.407, allocations: 243.9 kB / 0.6117 GB, free: 4.406 MB / 0.5261 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0005148/1.408, allocations: 446.8 kB / 0.6121 GB, free: 3.969 MB / 0.5261 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0002421/1.408, allocations: 203.5 kB / 0.6123 GB, free: 3.77 MB / 0.5261 GB Notification: Performance of NFPackage.collectConstants: time 5.028e-05/1.408, allocations: 43.94 kB / 0.6124 GB, free: 3.727 MB / 0.5261 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02493/1.433, allocations: 18.98 MB / 0.6309 GB, free: 0.7227 MB / 0.5417 GB Notification: Performance of NFScalarize.scalarize: time 0.0002042/1.433, allocations: 223.1 kB / 0.6311 GB, free: 0.5039 MB / 0.5417 GB Notification: Performance of NFVerifyModel.verify: time 0.0002616/1.433, allocations: 227.2 kB / 0.6313 GB, free: 288 kB / 0.5417 GB Notification: Performance of NFConvertDAE.convert: time 0.01944/1.453, allocations: 12.63 MB / 0.6437 GB, free: 3.613 MB / 0.5573 GB Notification: Performance of FrontEnd - DAE generated: time 5.08e-06/1.453, allocations: 0 / 0.6437 GB, free: 3.613 MB / 0.5573 GB Notification: Performance of FrontEnd: time 1.413e-06/1.453, allocations: 0 / 0.6437 GB, free: 3.613 MB / 0.5573 GB Notification: Performance of Transformations before backend: time 1.347e-05/1.453, allocations: 0 / 0.6437 GB, free: 3.613 MB / 0.5573 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 143 * Number of variables: 143 Notification: Performance of Generate backend data structure: time 0.004646/1.457, allocations: 2.491 MB / 0.6461 GB, free: 1.074 MB / 0.5573 GB Notification: Performance of prepare preOptimizeDAE: time 3.763e-05/1.457, allocations: 11.98 kB / 0.6461 GB, free: 1.062 MB / 0.5573 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001619/1.458, allocations: 155.1 kB / 0.6463 GB, free: 0.9102 MB / 0.5573 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003536/1.458, allocations: 451.8 kB / 0.6467 GB, free: 452 kB / 0.5573 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.454e-05/1.458, allocations: 36.94 kB / 0.6467 GB, free: 412 kB / 0.5573 GB Notification: Performance of preOpt expandDerOperator (simulation): time 4.629e-05/1.458, allocations: 40 kB / 0.6468 GB, free: 372 kB / 0.5573 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0005537/1.459, allocations: 0.5528 MB / 0.6473 GB, free: 15.73 MB / 0.573 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.497e-05/1.459, allocations: 11.92 kB / 0.6473 GB, free: 15.72 MB / 0.573 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.853e-05/1.459, allocations: 16 kB / 0.6473 GB, free: 15.7 MB / 0.573 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.801e-05/1.459, allocations: 23.98 kB / 0.6474 GB, free: 15.68 MB / 0.573 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003231/1.459, allocations: 338.6 kB / 0.6477 GB, free: 15.35 MB / 0.573 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 0.01014/1.469, allocations: 7.438 MB / 0.6549 GB, free: 7.809 MB / 0.573 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0004616/1.469, allocations: 438 kB / 0.6554 GB, free: 7.371 MB / 0.573 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001365/1.47, allocations: 164.9 kB / 0.6555 GB, free: 7.203 MB / 0.573 GB Notification: Performance of preOpt evalFunc (simulation): time 0.3518/1.821, allocations: 79.5 MB / 0.7332 GB, free: 90.94 MB / 0.6198 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.473e-05/1.821, allocations: 40.92 kB / 0.7332 GB, free: 90.9 MB / 0.6198 GB Notification: Performance of pre-optimization done (n=72): time 2.385e-06/1.821, allocations: 0 / 0.7332 GB, free: 90.9 MB / 0.6198 GB Notification: Performance of matching and sorting (n=72): time 0.00176/1.823, allocations: 1.036 MB / 0.7342 GB, free: 90.83 MB / 0.6198 GB Notification: Performance of inlineWhenForInitialization (initialization): time 1.967e-05/1.823, allocations: 60.09 kB / 0.7343 GB, free: 90.77 MB / 0.6198 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004121/1.824, allocations: 0.7642 MB / 0.735 GB, free: 90.57 MB / 0.6198 GB Notification: Performance of collectPreVariables (initialization): time 1.903e-05/1.824, allocations: 36.23 kB / 0.735 GB, free: 90.54 MB / 0.6198 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001991/1.824, allocations: 0.4964 MB / 0.7355 GB, free: 90.37 MB / 0.6198 GB Notification: Performance of collectInitialBindings (initialization): time 8.287e-05/1.824, allocations: 255.2 kB / 0.7358 GB, free: 90.24 MB / 0.6198 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001017/1.824, allocations: 119.3 kB / 0.7359 GB, free: 90.21 MB / 0.6198 GB Notification: Performance of setup shared object (initialization): time 5.373e-05/1.824, allocations: 0.506 MB / 0.7364 GB, free: 89.73 MB / 0.6198 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001137/1.824, allocations: 143.8 kB / 0.7365 GB, free: 89.73 MB / 0.6198 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001674/1.824, allocations: 265 kB / 0.7368 GB, free: 89.61 MB / 0.6198 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002887/1.825, allocations: 441 kB / 0.7372 GB, free: 89.49 MB / 0.6198 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.878e-06/1.825, allocations: 2.375 kB / 0.7372 GB, free: 89.49 MB / 0.6198 GB Notification: Performance of matching and sorting (n=88) (initialization): time 0.0005822/1.825, allocations: 0.6881 MB / 0.7379 GB, free: 89.38 MB / 0.6198 GB Notification: Performance of prepare postOptimizeDAE: time 1.64e-05/1.825, allocations: 15.08 kB / 0.7379 GB, free: 89.37 MB / 0.6198 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.965e-06/1.825, allocations: 2.656 kB / 0.7379 GB, free: 89.37 MB / 0.6198 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002795/1.828, allocations: 1.067 MB / 0.7389 GB, free: 89.34 MB / 0.6198 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001138/1.828, allocations: 44.56 kB / 0.739 GB, free: 89.34 MB / 0.6198 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0007124/1.829, allocations: 1.381 MB / 0.7403 GB, free: 88.51 MB / 0.6198 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001792/1.829, allocations: 56.17 kB / 0.7404 GB, free: 88.49 MB / 0.6198 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.229e-05/1.829, allocations: 19.27 kB / 0.7404 GB, free: 88.49 MB / 0.6198 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 9 * Number of states: 0 () * Number of discrete variables: 6 (centrifugalPump.C1.a,centrifugalPump.C2.b,sourceP.C.b,sinkP.C.a,lumpedStraightPipe.C1.a,lumpedStraightPipe.C2.b) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (30): * Single equations (assignments): 27 * 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 {(5,18)} Notification: Performance of prepare postOptimizeDAE: time 0.0001356/1.829, allocations: 180.8 kB / 0.7406 GB, free: 88.33 MB / 0.6198 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 7.619e-05/1.829, allocations: 112.6 kB / 0.7407 GB, free: 88.27 MB / 0.6198 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.000897/1.83, allocations: 1.172 MB / 0.7418 GB, free: 88.04 MB / 0.6198 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.0004603/1.831, allocations: 0.5567 MB / 0.7424 GB, free: 87.97 MB / 0.6198 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.785e-06/1.831, allocations: 3.938 kB / 0.7424 GB, free: 87.96 MB / 0.6198 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.324e-06/1.831, allocations: 6.719 kB / 0.7424 GB, free: 87.96 MB / 0.6198 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001329/1.832, allocations: 1.604 MB / 0.7439 GB, free: 87.62 MB / 0.6198 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.276e-06/1.832, allocations: 0 / 0.7439 GB, free: 87.62 MB / 0.6198 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001704/1.832, allocations: 75.48 kB / 0.744 GB, free: 87.62 MB / 0.6198 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0009138/1.833, allocations: 440.6 kB / 0.7444 GB, free: 87.59 MB / 0.6198 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.095e-05/1.833, allocations: 12.53 kB / 0.7444 GB, free: 87.59 MB / 0.6198 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0005423/1.834, allocations: 1.289 MB / 0.7457 GB, free: 86.77 MB / 0.6198 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.72e-07/1.834, allocations: 3.594 kB / 0.7457 GB, free: 86.77 MB / 0.6198 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.000769/1.834, allocations: 1.083 MB / 0.7468 GB, free: 86.47 MB / 0.6198 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001464/1.835, allocations: 137.5 kB / 0.7469 GB, free: 86.41 MB / 0.6198 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.837e-05/1.835, allocations: 14.08 kB / 0.7469 GB, free: 86.41 MB / 0.6198 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001477/1.835, allocations: 18.91 kB / 0.7469 GB, free: 86.41 MB / 0.6198 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.958e-05/1.835, allocations: 39.05 kB / 0.747 GB, free: 86.41 MB / 0.6198 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.846e-05/1.835, allocations: 15.64 kB / 0.747 GB, free: 86.4 MB / 0.6198 GB Notification: Performance of sorting global known variables: time 0.0002762/1.835, allocations: 476.9 kB / 0.7474 GB, free: 86.25 MB / 0.6198 GB Notification: Performance of sort global known variables: time 2.6e-07/1.835, allocations: 1.094 kB / 0.7474 GB, free: 86.25 MB / 0.6198 GB Notification: Performance of remove unused functions: time 0.002875/1.838, allocations: 1.623 MB / 0.749 GB, free: 86.24 MB / 0.6198 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 1 (lumpedStraightPipe.Q) * 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 (39): * Single equations (assignments): 36 * 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 {(4,16)} Notification: Performance of Backend phase and start with SimCode phase: time 0.003844/1.842, allocations: 2.641 MB / 0.7516 GB, free: 85.97 MB / 0.6198 GB Notification: Performance of simCode: created initialization part: time 0.0007447/1.843, allocations: 0.5869 MB / 0.7522 GB, free: 85.86 MB / 0.6198 GB Notification: Performance of simCode: created event and clocks part: time 1.874e-06/1.843, allocations: 3.375 kB / 0.7522 GB, free: 85.86 MB / 0.6198 GB Notification: Performance of simCode: created simulation system equations: time 0.0003275/1.843, allocations: 310.2 kB / 0.7525 GB, free: 85.84 MB / 0.6198 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.000619/1.844, allocations: 214.8 kB / 0.7527 GB, free: 85.79 MB / 0.6198 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001781/1.845, allocations: 1.683 MB / 0.7543 GB, free: 85.02 MB / 0.6198 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001125/1.845, allocations: 223.3 kB / 0.7545 GB, free: 84.95 MB / 0.6198 GB Notification: Performance of simCode: alias equations: time 0.0001245/1.846, allocations: 46.34 kB / 0.7546 GB, free: 84.94 MB / 0.6198 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000204/1.846, allocations: 193.8 kB / 0.7548 GB, free: 84.87 MB / 0.6198 GB Notification: Performance of SimCode: time 9.12e-07/1.846, allocations: 0 / 0.7548 GB, free: 84.87 MB / 0.6198 GB Notification: Performance of Templates: time 0.04786/1.894, allocations: 63.54 MB / 0.8168 GB, free: 28.26 MB / 0.6198 GB " [Timeout remaining time 658] make -j1 -f ThermoSysPro_ThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump2.makefile [Timeout 660] (rm -f ThermoSysPro_ThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump2.pipe ; mkfifo ThermoSysPro_ThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump2.pipe ; head -c 1048576 < ThermoSysPro_ThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump2.pipe >> ../files/ThermoSysPro_ThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump2.sim & ./ThermoSysPro_ThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump2 -abortSlowSimulation -alarm=240 -lv LOG_STATS > ThermoSysPro_ThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump2.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 6.418421242851764]