Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase2.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 0.00129/0.00129, allocations: 110.4 kB / 18.94 MB, free: 2.949 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 0.001549/0.001549, allocations: 207.9 kB / 22.25 MB, free: 5.125 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 1.533/1.533, allocations: 230.6 MB / 256 MB, free: 7.953 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 3.242/3.242, allocations: 0.49 GB / 0.7951 GB, free: 33.32 MB / 0.6231 GB " [Timeout remaining time 176] Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.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: "" <> buildModelFMU(Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase2,fileNamePrefix="Buildings_12_Buildings_ThermalZones_ReducedOrder_Validation_VDI6007_TestCase2",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase2,fileNamePrefix="Buildings_12_Buildings_ThermalZones_ReducedOrder_Validation_VDI6007_TestCase2",fmuType="me",version="2.0",platforms={"static"}) [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 0.00227/0.00227, allocations: 65.62 kB / 1.154 GB, free: 25.65 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3557/0.3579, allocations: 176.1 MB / 1.326 GB, free: 1.93 MB / 1.014 GB Notification: Performance of NFInst.instantiate(Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase2): time 0.1929/0.5508, allocations: 160.5 MB / 1.483 GB, free: 0.7852 MB / 1.17 GB Notification: Performance of NFInst.instExpressions: time 0.0311/0.5819, allocations: 21.95 MB / 1.504 GB, free: 10.78 MB / 1.201 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002043/0.5839, allocations: 67.44 kB / 1.504 GB, free: 10.71 MB / 1.201 GB Notification: Performance of NFTyping.typeComponents: time 0.002013/0.5859, allocations: 1.169 MB / 1.505 GB, free: 9.539 MB / 1.201 GB Notification: Performance of NFTyping.typeBindings: time 0.002012/0.588, allocations: 0.9146 MB / 1.506 GB, free: 8.621 MB / 1.201 GB Notification: Performance of NFTyping.typeClassSections: time 0.00123/0.5892, allocations: 410.6 kB / 1.507 GB, free: 8.219 MB / 1.201 GB Notification: Performance of NFFlatten.flatten: time 0.001922/0.5911, allocations: 1.282 MB / 1.508 GB, free: 6.93 MB / 1.201 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00105/0.5922, allocations: 0.5469 MB / 1.508 GB, free: 6.379 MB / 1.201 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001087/0.5932, allocations: 0.5724 MB / 1.509 GB, free: 5.805 MB / 1.201 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001459/0.5947, allocations: 1.007 MB / 1.51 GB, free: 4.793 MB / 1.201 GB Notification: Performance of NFPackage.collectConstants: time 0.0002007/0.5949, allocations: 64 kB / 1.51 GB, free: 4.73 MB / 1.201 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0003761/0.5953, allocations: 116 kB / 1.51 GB, free: 4.617 MB / 1.201 GB Notification: Performance of NFScalarize.scalarize: time 0.0003701/0.5957, allocations: 328.6 kB / 1.51 GB, free: 4.297 MB / 1.201 GB Notification: Performance of NFVerifyModel.verify: time 0.0007352/0.5964, allocations: 488.8 kB / 1.511 GB, free: 3.816 MB / 1.201 GB Notification: Performance of NFConvertDAE.convert: time 0.001965/0.5984, allocations: 1.225 MB / 1.512 GB, free: 2.586 MB / 1.201 GB Notification: Performance of FrontEnd - DAE generated: time 6.172e-06/0.5984, allocations: 0 / 1.512 GB, free: 2.586 MB / 1.201 GB Notification: Performance of FrontEnd: time 2.284e-06/0.5984, allocations: 4 kB / 1.512 GB, free: 2.582 MB / 1.201 GB Notification: Performance of Transformations before backend: time 5.299e-05/0.5984, allocations: 0 / 1.512 GB, free: 2.582 MB / 1.201 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 107 * Number of variables: 107 Notification: Performance of Generate backend data structure: time 0.003047/0.6015, allocations: 1.497 MB / 1.514 GB, free: 1.047 MB / 1.201 GB Notification: Performance of prepare preOptimizeDAE: time 4.213e-05/0.6015, allocations: 8.031 kB / 1.514 GB, free: 1.039 MB / 1.201 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001132/0.6016, allocations: 90.64 kB / 1.514 GB, free: 0.9414 MB / 1.201 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002183/0.6018, allocations: 144 kB / 1.514 GB, free: 0.8008 MB / 1.201 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001126/0.603, allocations: 0.6179 MB / 1.514 GB, free: 144 kB / 1.201 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001663/0.6031, allocations: 96.39 kB / 1.514 GB, free: 36 kB / 1.201 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001128/0.6032, allocations: 48.05 kB / 1.514 GB, free: 15.98 MB / 1.217 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001047/0.6043, allocations: 0.5184 MB / 1.515 GB, free: 15.46 MB / 1.217 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.352e-05/0.6043, allocations: 3.938 kB / 1.515 GB, free: 15.46 MB / 1.217 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.911e-05/0.6044, allocations: 19.98 kB / 1.515 GB, free: 15.44 MB / 1.217 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.679e-05/0.6044, allocations: 16 kB / 1.515 GB, free: 15.42 MB / 1.217 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0008933/0.6053, allocations: 411.7 kB / 1.515 GB, free: 15.02 MB / 1.217 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 0.004184/0.6095, allocations: 2.764 MB / 1.518 GB, free: 12.02 MB / 1.217 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001083/0.6105, allocations: 429.2 kB / 1.519 GB, free: 11.59 MB / 1.217 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005819/0.6111, allocations: 267.1 kB / 1.519 GB, free: 11.33 MB / 1.217 GB Notification: Performance of preOpt evalFunc (simulation): time 4.283e-05/0.6112, allocations: 8.328 kB / 1.519 GB, free: 11.32 MB / 1.217 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0005971/0.6118, allocations: 302.5 kB / 1.519 GB, free: 11.02 MB / 1.217 GB Notification: Performance of pre-optimization done (n=45): time 2.765e-06/0.6118, allocations: 0 / 1.519 GB, free: 11.02 MB / 1.217 GB Notification: Performance of matching and sorting (n=45): time 0.003086/0.6148, allocations: 1.108 MB / 1.52 GB, free: 9.898 MB / 1.217 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.508e-05/0.6149, allocations: 55.41 kB / 1.52 GB, free: 9.832 MB / 1.217 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002313/0.6172, allocations: 1.769 MB / 1.522 GB, free: 8.055 MB / 1.217 GB Notification: Performance of collectPreVariables (initialization): time 7.835e-05/0.6173, allocations: 38.14 kB / 1.522 GB, free: 8.012 MB / 1.217 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005875/0.6179, allocations: 0.5262 MB / 1.523 GB, free: 7.48 MB / 1.217 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002207/0.6181, allocations: 162.7 kB / 1.523 GB, free: 7.32 MB / 1.217 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001813/0.6183, allocations: 98.3 kB / 1.523 GB, free: 7.219 MB / 1.217 GB Notification: Performance of setup shared object (initialization): time 0.0002364/0.6185, allocations: 325.9 kB / 1.523 GB, free: 6.895 MB / 1.217 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006224/0.6192, allocations: 217.2 kB / 1.523 GB, free: 6.68 MB / 1.217 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006191/0.6198, allocations: 325.8 kB / 1.524 GB, free: 6.32 MB / 1.217 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0009895/0.6208, allocations: 0.5097 MB / 1.524 GB, free: 5.773 MB / 1.217 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.412e-06/0.6208, allocations: 7.938 kB / 1.524 GB, free: 5.766 MB / 1.217 GB Notification: Performance of matching and sorting (n=67) (initialization): time 0.001919/0.6227, allocations: 0.8465 MB / 1.525 GB, free: 4.91 MB / 1.217 GB Notification: Performance of prepare postOptimizeDAE: time 2.715e-05/0.6227, allocations: 8 kB / 1.525 GB, free: 4.902 MB / 1.217 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.578e-06/0.6227, allocations: 0 / 1.525 GB, free: 4.902 MB / 1.217 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005848/0.6233, allocations: 190.7 kB / 1.525 GB, free: 4.715 MB / 1.217 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003841/0.6237, allocations: 91.88 kB / 1.525 GB, free: 4.625 MB / 1.217 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004229/0.6279, allocations: 2.899 MB / 1.528 GB, free: 1.617 MB / 1.217 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000544/0.6285, allocations: 79.64 kB / 1.528 GB, free: 1.539 MB / 1.217 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.777e-05/0.6285, allocations: 20 kB / 1.528 GB, free: 1.52 MB / 1.217 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 13 * Number of states: 0 () * Number of discrete variables: 19 (assEqu.nFai,$PRE.assEqu.nFai,$whenCondition5,$PRE.intGai.nextTimeEvent,$whenCondition4,$PRE.reference.nextTimeEvent,$whenCondition3,$whenCondition1,reference.nextTimeEvent,reference.nextTimeEventScaled,$PRE.reference.nextTimeEventScaled,assEqu.satisfied,$PRE.assEqu.satisfied,mean.y_last,$PRE.mean.y_last,$whenCondition2,intGai.nextTimeEvent,intGai.nextTimeEventScaled,$PRE.intGai.nextTimeEventScaled) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (50): * Single equations (assignments): 49 * 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): 1 system {(2,16,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0006275/0.6291, allocations: 387.8 kB / 1.528 GB, free: 1.133 MB / 1.217 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003096/0.6295, allocations: 123.2 kB / 1.529 GB, free: 1.012 MB / 1.217 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001704/0.6312, allocations: 0.7606 MB / 1.529 GB, free: 232 kB / 1.217 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.765e-06/0.6312, allocations: 4 kB / 1.529 GB, free: 228 kB / 1.217 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.681e-06/0.6312, allocations: 0 / 1.529 GB, free: 228 kB / 1.217 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.067e-06/0.6312, allocations: 11.92 kB / 1.529 GB, free: 216 kB / 1.217 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003268/0.6345, allocations: 1.543 MB / 1.531 GB, free: 14.62 MB / 1.232 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.255e-06/0.6345, allocations: 4 kB / 1.531 GB, free: 14.61 MB / 1.232 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002625/0.6347, allocations: 43.91 kB / 1.531 GB, free: 14.57 MB / 1.232 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0005371/0.6353, allocations: 197.5 kB / 1.531 GB, free: 14.37 MB / 1.232 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.042e-05/0.6353, allocations: 16 kB / 1.531 GB, free: 14.36 MB / 1.232 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.005239/0.6405, allocations: 4.132 MB / 1.535 GB, free: 9.996 MB / 1.232 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.445e-06/0.6405, allocations: 0 / 1.535 GB, free: 9.996 MB / 1.232 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002511/0.6431, allocations: 1.075 MB / 1.536 GB, free: 8.902 MB / 1.232 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0004533/0.6435, allocations: 147.1 kB / 1.536 GB, free: 8.758 MB / 1.232 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001724/0.6437, allocations: 15.98 kB / 1.536 GB, free: 8.742 MB / 1.232 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004023/0.6441, allocations: 27.97 kB / 1.536 GB, free: 8.715 MB / 1.232 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002002/0.6443, allocations: 51.91 kB / 1.536 GB, free: 8.664 MB / 1.232 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.694e-05/0.6443, allocations: 23.98 kB / 1.536 GB, free: 8.641 MB / 1.232 GB Notification: Performance of sorting global known variables: time 0.002204/0.6465, allocations: 1.293 MB / 1.538 GB, free: 7.344 MB / 1.232 GB Notification: Performance of sort global known variables: time 9.1e-08/0.6465, allocations: 3.938 kB / 1.538 GB, free: 7.34 MB / 1.232 GB Notification: Performance of remove unused functions: time 0.001016/0.6476, allocations: 211.7 kB / 1.538 GB, free: 7.133 MB / 1.232 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 4 (mean.x,assEqu.diff,thermalZoneTwoElements.intWallRC.thermCapInt[1].T,thermalZoneTwoElements.extWallRC.thermCapExt[1].T) * Number of discrete variables: 12 ($whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,mean.y_last,assEqu.nFai,assEqu.satisfied,reference.nextTimeEventScaled,reference.nextTimeEvent,intGai.nextTimeEventScaled,intGai.nextTimeEvent) * Number of discrete states: 7 (intGai.nextTimeEvent,reference.nextTimeEvent,mean.x,assEqu.satisfied,assEqu.nFai,reference.nextTimeEventScaled,intGai.nextTimeEventScaled) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (29): * Single equations (assignments): 21 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 6 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(2,13,100.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.004569/0.6521, allocations: 1.985 MB / 1.54 GB, free: 5.301 MB / 1.232 GB Notification: Performance of simCode: created initialization part: time 0.002087/0.6542, allocations: 0.6958 MB / 1.541 GB, free: 4.59 MB / 1.232 GB Notification: Performance of simCode: created event and clocks part: time 7.945e-06/0.6542, allocations: 4.125 kB / 1.541 GB, free: 4.586 MB / 1.232 GB Notification: Performance of simCode: created simulation system equations: time 0.001142/0.6554, allocations: 0.5395 MB / 1.541 GB, free: 4.02 MB / 1.232 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001451/0.6568, allocations: 201.4 kB / 1.541 GB, free: 3.832 MB / 1.232 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01686/0.6737, allocations: 8.687 MB / 1.55 GB, free: 10.93 MB / 1.248 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001024/0.6747, allocations: 1.157 MB / 1.551 GB, free: 9.746 MB / 1.248 GB Notification: Performance of simCode: alias equations: time 0.000337/0.675, allocations: 88.78 kB / 1.551 GB, free: 9.66 MB / 1.248 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005699/0.6756, allocations: 415.3 kB / 1.551 GB, free: 9.258 MB / 1.248 GB Notification: Performance of SimCode: time 1.182e-06/0.6756, allocations: 3.938 kB / 1.551 GB, free: 9.254 MB / 1.248 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.0739/0.7495, allocations: 21.99 MB / 1.573 GB, free: 3.48 MB / 1.264 GB Notification: Performance of buildModelFMU: Generate platform static: time 14.44/15.19, allocations: 7.984 kB / 1.573 GB, free: 3.473 MB / 1.264 GB " [Timeout remaining time 285] (rm -f Buildings_12_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase2.pipe ; mkfifo Buildings_12_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase2.pipe ; head -c 1048576 < Buildings_12_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase2.pipe >> ../files/Buildings_12_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase2.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_12_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase2_res.mat --tempDir=temp_Buildings_12_Buildings_ThermalZones_ReducedOrder_Validation_VDI6007_TestCase2_fmu --startTime=0 --stopTime=5.184e+06 --stepSize=60 --timeout=400 --tolerance=1e-06 Buildings_12_Buildings_ThermalZones_ReducedOrder_Validation_VDI6007_TestCase2.fmu > Buildings_12_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase2.pipe 2>&1) [Timeout 420.0] diffSimulationResults("Buildings_12_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase2_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_ThermalZones_ReducedOrder_Validation_VDI6007_TestCase2.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase2.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 299] Reference file matches [Calling sys.exit(0), Time elapsed: 25.85248358291574]