Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck.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 0.001382/0.001382, allocations: 108.3 kB / 16.45 MB, free: 6.5 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 0.001478/0.001478, allocations: 212.9 kB / 19.43 MB, free: 3.656 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 1.496/1.496, allocations: 230.6 MB / 252.8 MB, free: 8.965 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo): time 2.832/2.832, allocations: 476.7 MB / 0.7672 GB, free: 5.246 MB / 0.6231 GB " [Timeout remaining time 176] Using package Buildings with version 11.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.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.Media.Examples.SteamSaturationConsistencyCheck,fileNamePrefix="Buildings_11_Buildings_Media_Examples_SteamSaturationConsistencyCheck",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Media.Examples.SteamSaturationConsistencyCheck,fileNamePrefix="Buildings_11_Buildings_Media_Examples_SteamSaturationConsistencyCheck",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 0.002051/0.002051, allocations: 67.91 kB / 1.112 GB, free: 1.586 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.8059/0.8079, allocations: 169.9 MB / 1.278 GB, free: 13.48 MB / 0.9825 GB Notification: Performance of NFInst.instantiate(Buildings.Media.Examples.SteamSaturationConsistencyCheck): time 0.1715/0.9795, allocations: 138.8 MB / 1.414 GB, free: 2.137 MB / 1.107 GB Notification: Performance of NFInst.instExpressions: time 0.01092/0.9904, allocations: 8.006 MB / 1.422 GB, free: 10.1 MB / 1.123 GB Notification: Performance of NFInst.updateImplicitVariability: time 5.459e-05/0.9905, allocations: 0 / 1.422 GB, free: 10.1 MB / 1.123 GB Notification: Performance of NFTyping.typeComponents: time 0.0001797/0.9906, allocations: 19.91 kB / 1.422 GB, free: 10.08 MB / 1.123 GB Notification: Performance of NFTyping.typeBindings: time 6.23e-05/0.9907, allocations: 23.72 kB / 1.422 GB, free: 10.06 MB / 1.123 GB Notification: Performance of NFTyping.typeClassSections: time 0.004202/0.9949, allocations: 1.476 MB / 1.423 GB, free: 8.586 MB / 1.123 GB Notification: Performance of NFFlatten.flatten: time 0.0001606/0.9951, allocations: 71.7 kB / 1.423 GB, free: 8.516 MB / 1.123 GB Notification: Performance of NFFlatten.resolveConnections: time 4.611e-05/0.9951, allocations: 7.984 kB / 1.423 GB, free: 8.508 MB / 1.123 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001378/0.9953, allocations: 47.78 kB / 1.423 GB, free: 8.461 MB / 1.123 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001125/0.9954, allocations: 35.84 kB / 1.423 GB, free: 8.426 MB / 1.123 GB Notification: Performance of NFPackage.collectConstants: time 1.558e-05/0.9954, allocations: 4 kB / 1.423 GB, free: 8.422 MB / 1.123 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005378/1.001, allocations: 2.715 MB / 1.426 GB, free: 5.703 MB / 1.123 GB Notification: Performance of NFScalarize.scalarize: time 3.518e-05/1.001, allocations: 15.92 kB / 1.426 GB, free: 5.688 MB / 1.123 GB Notification: Performance of NFVerifyModel.verify: time 6.99e-05/1.001, allocations: 39.84 kB / 1.426 GB, free: 5.648 MB / 1.123 GB Notification: Performance of NFConvertDAE.convert: time 0.003095/1.004, allocations: 1.38 MB / 1.427 GB, free: 4.266 MB / 1.123 GB Notification: Performance of FrontEnd - DAE generated: time 5.981e-06/1.004, allocations: 0 / 1.427 GB, free: 4.266 MB / 1.123 GB Notification: Performance of FrontEnd: time 1.863e-06/1.004, allocations: 3.938 kB / 1.427 GB, free: 4.262 MB / 1.123 GB Notification: Performance of Transformations before backend: time 8.125e-06/1.004, allocations: 0 / 1.427 GB, free: 4.262 MB / 1.123 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 15 * Number of variables: 15 Notification: Performance of Generate backend data structure: time 0.001406/1.005, allocations: 0.5022 MB / 1.428 GB, free: 3.711 MB / 1.123 GB Notification: Performance of prepare preOptimizeDAE: time 5.269e-05/1.005, allocations: 12.03 kB / 1.428 GB, free: 3.699 MB / 1.123 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 5.445e-05/1.005, allocations: 34.75 kB / 1.428 GB, free: 3.656 MB / 1.123 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0004044/1.006, allocations: 24.91 kB / 1.428 GB, free: 3.633 MB / 1.123 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001694/1.006, allocations: 168.3 kB / 1.428 GB, free: 3.43 MB / 1.123 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.396e-05/1.006, allocations: 38.02 kB / 1.428 GB, free: 3.387 MB / 1.123 GB Notification: Performance of preOpt expandDerOperator (simulation): time 1.528e-05/1.006, allocations: 4 kB / 1.428 GB, free: 3.383 MB / 1.123 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004122/1.007, allocations: 127.9 kB / 1.428 GB, free: 3.254 MB / 1.123 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.867e-06/1.007, allocations: 4 kB / 1.428 GB, free: 3.25 MB / 1.123 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.46e-05/1.007, allocations: 0 / 1.428 GB, free: 3.25 MB / 1.123 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.484e-06/1.007, allocations: 4 kB / 1.428 GB, free: 3.246 MB / 1.123 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003304/1.007, allocations: 123.8 kB / 1.428 GB, free: 3.125 MB / 1.123 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 0.0008718/1.008, allocations: 380.1 kB / 1.429 GB, free: 2.691 MB / 1.123 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0003429/1.008, allocations: 122.5 kB / 1.429 GB, free: 2.562 MB / 1.123 GB Notification: Performance of preOpt resolveLoops (simulation): time 8.081e-05/1.008, allocations: 44.84 kB / 1.429 GB, free: 2.516 MB / 1.123 GB Notification: Performance of preOpt evalFunc (simulation): time 0.01391/1.022, allocations: 4.684 MB / 1.433 GB, free: 13.42 MB / 1.139 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.108e-05/1.022, allocations: 34.56 kB / 1.433 GB, free: 13.38 MB / 1.139 GB Notification: Performance of pre-optimization done (n=13): time 2.605e-06/1.022, allocations: 0 / 1.433 GB, free: 13.38 MB / 1.139 GB Notification: Performance of matching and sorting (n=13): time 0.0007631/1.023, allocations: 161.6 kB / 1.434 GB, free: 13.21 MB / 1.139 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.426e-05/1.023, allocations: 55.41 kB / 1.434 GB, free: 13.15 MB / 1.139 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001159/1.023, allocations: 105.8 kB / 1.434 GB, free: 13.04 MB / 1.139 GB Notification: Performance of collectPreVariables (initialization): time 2.632e-05/1.023, allocations: 29.7 kB / 1.434 GB, free: 13 MB / 1.139 GB Notification: Performance of collectInitialEqns (initialization): time 7.043e-05/1.023, allocations: 88.08 kB / 1.434 GB, free: 12.91 MB / 1.139 GB Notification: Performance of collectInitialBindings (initialization): time 5.997e-05/1.023, allocations: 47.58 kB / 1.434 GB, free: 12.86 MB / 1.139 GB Notification: Performance of simplifyInitialFunctions (initialization): time 7.205e-05/1.023, allocations: 29.7 kB / 1.434 GB, free: 12.83 MB / 1.139 GB Notification: Performance of setup shared object (initialization): time 0.0001829/1.024, allocations: 318.8 kB / 1.434 GB, free: 12.51 MB / 1.139 GB Notification: Performance of preBalanceInitialSystem (initialization): time 6.387e-05/1.024, allocations: 27.98 kB / 1.434 GB, free: 12.48 MB / 1.139 GB Notification: Performance of partitionIndependentBlocks (initialization): time 5.805e-05/1.024, allocations: 22.23 kB / 1.434 GB, free: 12.46 MB / 1.139 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0001324/1.024, allocations: 72.78 kB / 1.434 GB, free: 12.39 MB / 1.139 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.084e-06/1.024, allocations: 4 kB / 1.434 GB, free: 12.38 MB / 1.139 GB Notification: Performance of matching and sorting (n=13) (initialization): time 0.0002251/1.024, allocations: 115.2 kB / 1.434 GB, free: 12.27 MB / 1.139 GB Notification: Performance of prepare postOptimizeDAE: time 1.808e-05/1.024, allocations: 4 kB / 1.434 GB, free: 12.26 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.691e-06/1.024, allocations: 0 / 1.434 GB, free: 12.26 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.926e-05/1.024, allocations: 0 / 1.434 GB, free: 12.26 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001427/1.024, allocations: 27.92 kB / 1.435 GB, free: 12.23 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.783e-06/1.024, allocations: 0 / 1.435 GB, free: 12.23 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 5.485e-05/1.024, allocations: 7.875 kB / 1.435 GB, free: 12.23 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.679e-05/1.024, allocations: 8 kB / 1.435 GB, free: 12.22 MB / 1.139 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (13): * Single equations (assignments): 13 * Array equations: 0 * Algorithm blocks: 0 * 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 0.0001128/1.024, allocations: 121.8 kB / 1.435 GB, free: 12.09 MB / 1.139 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.413e-05/1.024, allocations: 7.953 kB / 1.435 GB, free: 12.08 MB / 1.139 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0005176/1.025, allocations: 372.2 kB / 1.435 GB, free: 11.71 MB / 1.139 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.77e-05/1.025, allocations: 11.98 kB / 1.435 GB, free: 11.7 MB / 1.139 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.679e-06/1.025, allocations: 0 / 1.435 GB, free: 11.7 MB / 1.139 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.162e-06/1.025, allocations: 3.938 kB / 1.435 GB, free: 11.7 MB / 1.139 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0003595/1.025, allocations: 273.5 kB / 1.435 GB, free: 11.38 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.875e-06/1.025, allocations: 0 / 1.435 GB, free: 11.38 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001077/1.025, allocations: 23.98 kB / 1.435 GB, free: 11.36 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.986e-06/1.025, allocations: 0 / 1.435 GB, free: 11.36 MB / 1.139 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.168e-05/1.026, allocations: 8 kB / 1.435 GB, free: 11.35 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.817e-06/1.026, allocations: 4 kB / 1.435 GB, free: 11.34 MB / 1.139 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.12e-07/1.026, allocations: 0 / 1.435 GB, free: 11.34 MB / 1.139 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0004057/1.026, allocations: 334.9 kB / 1.436 GB, free: 11 MB / 1.139 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001241/1.026, allocations: 104.9 kB / 1.436 GB, free: 10.88 MB / 1.139 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.752e-05/1.026, allocations: 4 kB / 1.436 GB, free: 10.88 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001543/1.026, allocations: 11.98 kB / 1.436 GB, free: 10.86 MB / 1.139 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 2.698e-05/1.026, allocations: 15.92 kB / 1.436 GB, free: 10.85 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.092e-05/1.026, allocations: 4 kB / 1.436 GB, free: 10.84 MB / 1.139 GB Notification: Performance of sorting global known variables: time 6.388e-05/1.026, allocations: 87.27 kB / 1.436 GB, free: 10.76 MB / 1.139 GB Notification: Performance of sort global known variables: time 7e-08/1.026, allocations: 0 / 1.436 GB, free: 10.76 MB / 1.139 GB Notification: Performance of remove unused functions: time 0.001063/1.027, allocations: 303.7 kB / 1.436 GB, free: 10.46 MB / 1.139 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 2 ($cse1.region3boundary,$cse2.region3boundary) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (15): * Single equations (assignments): 13 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.002455/1.03, allocations: 1.165 MB / 1.437 GB, free: 9.27 MB / 1.139 GB Notification: Performance of simCode: created initialization part: time 0.0002478/1.03, allocations: 120 kB / 1.437 GB, free: 9.152 MB / 1.139 GB Notification: Performance of simCode: created event and clocks part: time 2.936e-06/1.03, allocations: 0 / 1.437 GB, free: 9.152 MB / 1.139 GB Notification: Performance of simCode: created simulation system equations: time 0.0001302/1.03, allocations: 87.89 kB / 1.437 GB, free: 9.066 MB / 1.139 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.000323/1.031, allocations: 23.88 kB / 1.437 GB, free: 9.043 MB / 1.139 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001134/1.032, allocations: 429.5 kB / 1.438 GB, free: 8.574 MB / 1.139 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004993/1.032, allocations: 0.7166 MB / 1.439 GB, free: 7.832 MB / 1.139 GB Notification: Performance of simCode: alias equations: time 0.0001193/1.032, allocations: 32.33 kB / 1.439 GB, free: 7.801 MB / 1.139 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 7e-05/1.032, allocations: 35.42 kB / 1.439 GB, free: 7.766 MB / 1.139 GB Notification: Performance of SimCode: time 3.61e-07/1.032, allocations: 0 / 1.439 GB, free: 7.766 MB / 1.139 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.04182/1.074, allocations: 11.73 MB / 1.45 GB, free: 12.13 MB / 1.154 GB Notification: Performance of buildModelFMU: Generate platform static: time 8.663/9.737, allocations: 13.77 kB / 1.45 GB, free: 12.12 MB / 1.154 GB " [Timeout remaining time 290] (rm -f Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck.pipe ; mkfifo Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck.pipe ; head -c 1048576 < Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck.pipe >> ../files/Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck.sim & python3 -m fmpy simulate --output-file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv --start-time 0 --stop-time 1 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 Buildings_11_Buildings_Media_Examples_SteamSaturationConsistencyCheck.fmu > Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck.pipe 2>&1) [Timeout 420.0] diffSimulationResults("Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Media_Examples_SteamSaturationConsistencyCheck.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "Error: Could not read variable pSat in file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv. Warning: Get data of variable pSat from file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv failed! Error: Could not read variable hlvErr in file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv. Warning: Get data of variable hlvErr from file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv failed! Error: Could not read variable hvErr in file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv. Warning: Get data of variable hvErr from file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv failed! Error: Could not read variable hlvIF97 in file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv. Warning: Get data of variable hlvIF97 from file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv failed! Error: Could not read variable hlvWatSte in file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv. Warning: Get data of variable hlvWatSte from file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv failed! Error: Could not read variable hlWat in file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv. Warning: Get data of variable hlWat from file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv failed! Error: Could not read variable hvIF97 in file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv. Warning: Get data of variable hvIF97 from file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv failed! Error: Could not read variable hvSte in file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv. Warning: Get data of variable hvSte from file Buildings_11_Buildings.Media.Examples.SteamSaturationConsistencyCheck_res.csv failed! " [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 16.013411032035947]