Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationFlowReversal.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 0.001787/0.001787, allocations: 101.5 kB / 19.73 MB, free: 2.23 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 0.002163/0.002163, allocations: 217.5 kB / 23.04 MB, free: 5.074 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 1.472/1.472, allocations: 230.6 MB / 256.8 MB, free: 7.988 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 3.164/3.164, allocations: 0.5003 GB / 0.8062 GB, free: 26.75 MB / 0.6231 GB " [Timeout remaining time 176] Using package Buildings with version 13.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 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: "" <> buildModelFMU(Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationFlowReversal,fileNamePrefix="Buildings_latest_Buildings_Fluid_DXSystems_Cooling_BaseClasses_Examples_EvaporationFlowReversal",fmuType="cs",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationFlowReversal,fileNamePrefix="Buildings_latest_Buildings_Fluid_DXSystems_Cooling_BaseClasses_Examples_EvaporationFlowReversal",fmuType="cs",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 0.002033/0.002033, allocations: 72.41 kB / 1.171 GB, free: 19.8 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3315/0.3335, allocations: 179 MB / 1.345 GB, free: 452 kB / 1.029 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationFlowReversal): time 0.003843/0.3373, allocations: 2.446 MB / 1.348 GB, free: 13.98 MB / 1.045 GB Notification: Performance of NFInst.instExpressions: time 0.1837/0.521, allocations: 154.3 MB / 1.498 GB, free: 3.043 MB / 1.186 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001862/0.5212, allocations: 4 kB / 1.498 GB, free: 3.039 MB / 1.186 GB Notification: Performance of NFTyping.typeComponents: time 0.0003747/0.5216, allocations: 99.42 kB / 1.499 GB, free: 2.941 MB / 1.186 GB Notification: Performance of NFTyping.typeBindings: time 0.0006718/0.5222, allocations: 243.8 kB / 1.499 GB, free: 2.703 MB / 1.186 GB Notification: Performance of NFTyping.typeClassSections: time 0.001701/0.5239, allocations: 0.6756 MB / 1.499 GB, free: 2.035 MB / 1.186 GB Notification: Performance of NFFlatten.flatten: time 0.0005323/0.5245, allocations: 430.6 kB / 1.5 GB, free: 1.613 MB / 1.186 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001092/0.5246, allocations: 40.77 kB / 1.5 GB, free: 1.574 MB / 1.186 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0002443/0.5248, allocations: 195.4 kB / 1.5 GB, free: 1.383 MB / 1.186 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0003552/0.5252, allocations: 203.3 kB / 1.5 GB, free: 1.184 MB / 1.186 GB Notification: Performance of NFPackage.collectConstants: time 5.433e-05/0.5252, allocations: 28 kB / 1.5 GB, free: 1.156 MB / 1.186 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001233/0.5265, allocations: 0.6785 MB / 1.501 GB, free: 488 kB / 1.186 GB Notification: Performance of NFScalarize.scalarize: time 0.0001084/0.5266, allocations: 83.72 kB / 1.501 GB, free: 404 kB / 1.186 GB Notification: Performance of NFVerifyModel.verify: time 0.0001793/0.5268, allocations: 155.2 kB / 1.501 GB, free: 248 kB / 1.186 GB Notification: Performance of NFConvertDAE.convert: time 0.001006/0.5278, allocations: 0.6735 MB / 1.502 GB, free: 15.57 MB / 1.201 GB Notification: Performance of FrontEnd - DAE generated: time 4.338e-06/0.5278, allocations: 0 / 1.502 GB, free: 15.57 MB / 1.201 GB Notification: Performance of FrontEnd: time 1.773e-06/0.5278, allocations: 4 kB / 1.502 GB, free: 15.56 MB / 1.201 GB Notification: Performance of Transformations before backend: time 7.764e-06/0.5278, allocations: 0 / 1.502 GB, free: 15.56 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: 30 * Number of variables: 30 Notification: Performance of Generate backend data structure: time 0.001722/0.5295, allocations: 0.6975 MB / 1.503 GB, free: 14.82 MB / 1.201 GB Notification: Performance of prepare preOptimizeDAE: time 4.602e-05/0.5295, allocations: 12.03 kB / 1.503 GB, free: 14.81 MB / 1.201 GB Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 1.763e-05/0.5296, allocations: 192 / 1.503 GB, free: 14.81 MB / 1.201 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 6.208e-05/0.5296, allocations: 50.72 kB / 1.503 GB, free: 14.75 MB / 1.201 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001954/0.5316, allocations: 200.5 kB / 1.503 GB, free: 14.56 MB / 1.201 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0006145/0.5322, allocations: 261.3 kB / 1.503 GB, free: 14.28 MB / 1.201 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.024e-05/0.5323, allocations: 45.7 kB / 1.503 GB, free: 14.23 MB / 1.201 GB Notification: Performance of preOpt expandDerOperator (simulation): time 6.295e-05/0.5323, allocations: 20 kB / 1.503 GB, free: 14.21 MB / 1.201 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004505/0.5328, allocations: 204.1 kB / 1.503 GB, free: 14 MB / 1.201 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.328e-06/0.5328, allocations: 0 / 1.503 GB, free: 14 MB / 1.201 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.562e-05/0.5328, allocations: 8 kB / 1.503 GB, free: 13.99 MB / 1.201 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.789e-06/0.5328, allocations: 0 / 1.503 GB, free: 13.99 MB / 1.201 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0002856/0.5331, allocations: 124.1 kB / 1.503 GB, free: 13.87 MB / 1.201 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002595/0.5357, allocations: 0.9721 MB / 1.504 GB, free: 12.84 MB / 1.201 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0008192/0.5365, allocations: 146.4 kB / 1.505 GB, free: 12.69 MB / 1.201 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002158/0.5367, allocations: 84.81 kB / 1.505 GB, free: 12.61 MB / 1.201 GB Notification: Performance of preOpt evalFunc (simulation): time 2.134e-05/0.5368, allocations: 4 kB / 1.505 GB, free: 12.6 MB / 1.201 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003906/0.5372, allocations: 194.5 kB / 1.505 GB, free: 12.39 MB / 1.201 GB Notification: Performance of pre-optimization done (n=19): time 1.723e-06/0.5372, allocations: 0 / 1.505 GB, free: 12.39 MB / 1.201 GB Notification: Performance of matching and sorting (n=19): time 0.004577/0.5417, allocations: 0.8051 MB / 1.506 GB, free: 11.57 MB / 1.201 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.416e-05/0.5418, allocations: 81.11 kB / 1.506 GB, free: 11.48 MB / 1.201 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004481/0.5422, allocations: 344.5 kB / 1.506 GB, free: 11.12 MB / 1.201 GB Notification: Performance of collectPreVariables (initialization): time 5.716e-05/0.5423, allocations: 29.7 kB / 1.506 GB, free: 11.09 MB / 1.201 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001515/0.5425, allocations: 160.6 kB / 1.506 GB, free: 10.93 MB / 1.201 GB Notification: Performance of collectInitialBindings (initialization): time 5.888e-05/0.5425, allocations: 51.59 kB / 1.506 GB, free: 10.88 MB / 1.201 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002104/0.5427, allocations: 77.94 kB / 1.506 GB, free: 10.79 MB / 1.201 GB Notification: Performance of setup shared object (initialization): time 0.0001838/0.5429, allocations: 350.7 kB / 1.507 GB, free: 10.44 MB / 1.201 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003687/0.5433, allocations: 136.5 kB / 1.507 GB, free: 10.31 MB / 1.201 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004747/0.5438, allocations: 221.4 kB / 1.507 GB, free: 10.08 MB / 1.201 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0006941/0.5444, allocations: 344.9 kB / 1.507 GB, free: 9.715 MB / 1.201 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.706e-06/0.5444, allocations: 3.938 kB / 1.507 GB, free: 9.711 MB / 1.201 GB Notification: Performance of matching and sorting (n=40) (initialization): time 0.003983/0.5484, allocations: 0.8687 MB / 1.508 GB, free: 8.824 MB / 1.201 GB Notification: Performance of prepare postOptimizeDAE: time 5.525e-05/0.5485, allocations: 41.69 kB / 1.508 GB, free: 8.777 MB / 1.201 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.001e-06/0.5485, allocations: 0 / 1.508 GB, free: 8.777 MB / 1.201 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0009756/0.5495, allocations: 201.6 kB / 1.508 GB, free: 8.574 MB / 1.201 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002479/0.5497, allocations: 39.91 kB / 1.508 GB, free: 8.535 MB / 1.201 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003736/0.5535, allocations: 2.246 MB / 1.511 GB, free: 6.148 MB / 1.201 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005524/0.554, allocations: 43.72 kB / 1.511 GB, free: 6.105 MB / 1.201 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.838e-05/0.5541, allocations: 24.2 kB / 1.511 GB, free: 6.082 MB / 1.201 GB Warning: Assuming fixed start value for the following 1 variables: eva.off:DISCRETE(fixed = true protected = true ) \"Signal, true when component is off\" type: Boolean Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 5 * Number of states: 0 () * Number of discrete variables: 11 ($PRE.eva.off,eva.off,$whenCondition2,mAir_flow.a,mAir_flow.b,mAir_flow.last,mAir_flow.nextEvent,$PRE.mAir_flow.nextEvent,mAir_flow.nextEventScaled,$whenCondition1,int.local_reset) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (27): * Single equations (assignments): 24 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * 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): 1 system {7} * Without analytic Jacobian (size): 0 systems 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 {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0003382/0.5544, allocations: 184.8 kB / 1.511 GB, free: 5.891 MB / 1.201 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 7.289e-05/0.5545, allocations: 35.81 kB / 1.511 GB, free: 5.855 MB / 1.201 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 4.724e-05/0.5545, allocations: 27.11 kB / 1.511 GB, free: 5.832 MB / 1.201 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.729e-06/0.5545, allocations: 7.938 kB / 1.511 GB, free: 5.824 MB / 1.201 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.939e-06/0.5545, allocations: 3.938 kB / 1.511 GB, free: 5.82 MB / 1.201 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.928e-06/0.5545, allocations: 0 / 1.511 GB, free: 5.82 MB / 1.201 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003638/0.5582, allocations: 1.023 MB / 1.512 GB, free: 4.738 MB / 1.201 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.668e-06/0.5582, allocations: 0 / 1.512 GB, free: 4.738 MB / 1.201 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 6.633e-05/0.5582, allocations: 8 kB / 1.512 GB, free: 4.73 MB / 1.201 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0003567/0.5586, allocations: 116.7 kB / 1.512 GB, free: 4.613 MB / 1.201 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.444e-05/0.5586, allocations: 8 kB / 1.512 GB, free: 4.605 MB / 1.201 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001082/0.5597, allocations: 0.7537 MB / 1.513 GB, free: 3.828 MB / 1.201 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.553e-06/0.5597, allocations: 0 / 1.513 GB, free: 3.828 MB / 1.201 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003468/0.5632, allocations: 0.888 MB / 1.514 GB, free: 2.918 MB / 1.201 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001817/0.5634, allocations: 51.73 kB / 1.514 GB, free: 2.867 MB / 1.201 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 6.355e-05/0.5634, allocations: 8 kB / 1.514 GB, free: 2.859 MB / 1.201 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002662/0.5637, allocations: 15.98 kB / 1.514 GB, free: 2.844 MB / 1.201 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.619e-05/0.5638, allocations: 7.984 kB / 1.514 GB, free: 2.836 MB / 1.201 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.609e-05/0.5638, allocations: 11.98 kB / 1.514 GB, free: 2.824 MB / 1.201 GB Notification: Performance of sorting global known variables: time 0.0003367/0.5641, allocations: 239.1 kB / 1.514 GB, free: 2.59 MB / 1.201 GB Notification: Performance of sort global known variables: time 1e-07/0.5641, allocations: 0 / 1.514 GB, free: 2.59 MB / 1.201 GB Notification: Performance of remove unused functions: time 0.0005816/0.5647, allocations: 127.8 kB / 1.514 GB, free: 2.465 MB / 1.201 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 2 (int.y,eva.m) * Number of discrete variables: 8 ($whenCondition2,$whenCondition1,mAir_flow.nextEventScaled,mAir_flow.nextEvent,mAir_flow.last,mAir_flow.b,mAir_flow.a,eva.off) * Number of discrete states: 7 (eva.off,mAir_flow.nextEvent,mAir_flow.last,mAir_flow.nextEventScaled,mAir_flow.b,mAir_flow.a,$whenCondition1) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (8): * Single equations (assignments): 6 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * 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): 1 system {7} * Without analytic Jacobian (size): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.001839/0.5665, allocations: 1.228 MB / 1.515 GB, free: 1.199 MB / 1.201 GB Notification: Performance of simCode: created initialization part: time 0.001716/0.5683, allocations: 0.5261 MB / 1.516 GB, free: 0.6445 MB / 1.201 GB Notification: Performance of simCode: created event and clocks part: time 2.514e-06/0.5683, allocations: 3.938 kB / 1.516 GB, free: 0.6406 MB / 1.201 GB Notification: Performance of simCode: created simulation system equations: time 0.0007715/0.569, allocations: 216.1 kB / 1.516 GB, free: 424 kB / 1.201 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005502/0.5696, allocations: 66.77 kB / 1.516 GB, free: 360 kB / 1.201 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01233/0.5819, allocations: 4.382 MB / 1.52 GB, free: 11.85 MB / 1.217 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004338/0.5823, allocations: 0.7598 MB / 1.521 GB, free: 11.07 MB / 1.217 GB Notification: Performance of simCode: alias equations: time 0.0002019/0.5826, allocations: 34.28 kB / 1.521 GB, free: 11.04 MB / 1.217 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001505/0.5827, allocations: 83.41 kB / 1.521 GB, free: 10.96 MB / 1.217 GB Notification: Performance of SimCode: time 6.01e-07/0.5827, allocations: 0 / 1.521 GB, free: 10.96 MB / 1.217 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03846/0.6212, allocations: 10.64 MB / 1.532 GB, free: 0.5117 MB / 1.217 GB Notification: Performance of buildModelFMU: Generate platform static: time 14.06/14.68, allocations: 12.31 kB / 1.532 GB, free: 0.5039 MB / 1.217 GB " [Timeout remaining time 285] (rm -f Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationFlowReversal.pipe ; mkfifo Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationFlowReversal.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationFlowReversal.pipe >> ../files/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationFlowReversal.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationFlowReversal_res.mat --tempDir=temp_Buildings_latest_Buildings_Fluid_DXSystems_Cooling_BaseClasses_Examples_EvaporationFlowReversal_fmu --startTime=0 --stopTime=2400 --stepSize=0.96 --timeout=800 --tolerance=1e-06 Buildings_latest_Buildings_Fluid_DXSystems_Cooling_BaseClasses_Examples_EvaporationFlowReversal.fmu > Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationFlowReversal.pipe 2>&1) [Timeout 840.0] diffSimulationResults("Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationFlowReversal_res.mat","/mnt/ReferenceFiles/Buildings/csv/master/Buildings_Fluid_DXSystems_Cooling_BaseClasses_Examples_EvaporationFlowReversal.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationFlowReversal.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 21.442205742001534]