Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.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 0.001471/0.001471, allocations: 114.3 kB / 18.94 MB, free: 2.934 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 0.001646/0.001646, allocations: 215.2 kB / 22.25 MB, free: 5.082 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 1.337/1.337, allocations: 230.6 MB / 256 MB, free: 8.039 MB / 206.1 MB " [Timeout remaining time 179] 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 2.873/2.873, allocations: 0.49 GB / 0.7951 GB, free: 33.54 MB / 0.6231 GB " [Timeout remaining time 177] 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.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate,fileNamePrefix="Buildings_12_Buildings_Fluid_Sensors_Examples_MoistAirEnthalpyFlowRate",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate,fileNamePrefix="Buildings_12_Buildings_Fluid_Sensors_Examples_MoistAirEnthalpyFlowRate",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 0.001847/0.001847, allocations: 70.53 kB / 1.154 GB, free: 25.66 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2807/0.2826, allocations: 176.1 MB / 1.326 GB, free: 1.941 MB / 1.014 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate): time 0.1927/0.4753, allocations: 183.2 MB / 1.505 GB, free: 10.02 MB / 1.201 GB Notification: Performance of NFInst.instExpressions: time 0.009279/0.4846, allocations: 7.948 MB / 1.513 GB, free: 2.047 MB / 1.201 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.000409/0.485, allocations: 27.75 kB / 1.513 GB, free: 2.02 MB / 1.201 GB Notification: Performance of NFTyping.typeComponents: time 0.0006085/0.4856, allocations: 246.2 kB / 1.513 GB, free: 1.777 MB / 1.201 GB Notification: Performance of NFTyping.typeBindings: time 0.002668/0.4883, allocations: 1.276 MB / 1.514 GB, free: 0.4961 MB / 1.201 GB Notification: Performance of NFTyping.typeClassSections: time 0.001665/0.4899, allocations: 0.778 MB / 1.515 GB, free: 15.72 MB / 1.217 GB Notification: Performance of NFFlatten.flatten: time 0.001196/0.4911, allocations: 1.087 MB / 1.516 GB, free: 14.63 MB / 1.217 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0004947/0.4916, allocations: 329.6 kB / 1.516 GB, free: 14.29 MB / 1.217 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002515/0.4941, allocations: 1.028 MB / 1.517 GB, free: 13.27 MB / 1.217 GB Notification: Performance of NFSimplifyModel.simplify: time 0.000659/0.4948, allocations: 442.5 kB / 1.518 GB, free: 12.84 MB / 1.217 GB Notification: Performance of NFPackage.collectConstants: time 6.39e-05/0.4949, allocations: 40 kB / 1.518 GB, free: 12.8 MB / 1.217 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001612/0.4965, allocations: 1.013 MB / 1.519 GB, free: 11.79 MB / 1.217 GB Notification: Performance of NFScalarize.scalarize: time 0.0001607/0.4966, allocations: 155.5 kB / 1.519 GB, free: 11.63 MB / 1.217 GB Notification: Performance of NFVerifyModel.verify: time 0.0002364/0.4969, allocations: 250.7 kB / 1.519 GB, free: 11.39 MB / 1.217 GB Notification: Performance of NFConvertDAE.convert: time 0.001232/0.4981, allocations: 0.9382 MB / 1.52 GB, free: 10.45 MB / 1.217 GB Notification: Performance of FrontEnd - DAE generated: time 2.986e-06/0.4981, allocations: 4 kB / 1.52 GB, free: 10.44 MB / 1.217 GB Notification: Performance of FrontEnd: time 9.92e-07/0.4981, allocations: 0 / 1.52 GB, free: 10.44 MB / 1.217 GB Notification: Performance of Transformations before backend: time 7.454e-06/0.4981, allocations: 3.938 kB / 1.52 GB, free: 10.44 MB / 1.217 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 93 * Number of variables: 93 Notification: Performance of Generate backend data structure: time 0.001068/0.4992, allocations: 0.7497 MB / 1.521 GB, free: 9.656 MB / 1.217 GB Notification: Performance of prepare preOptimizeDAE: time 3.401e-05/0.4992, allocations: 8.031 kB / 1.521 GB, free: 9.648 MB / 1.217 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 8.793e-05/0.4993, allocations: 78.47 kB / 1.521 GB, free: 9.562 MB / 1.217 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008551/0.5001, allocations: 151.6 kB / 1.521 GB, free: 9.414 MB / 1.217 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005603/0.5007, allocations: 344.4 kB / 1.521 GB, free: 9.051 MB / 1.217 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.931e-05/0.5007, allocations: 32.94 kB / 1.521 GB, free: 9.02 MB / 1.217 GB Notification: Performance of preOpt expandDerOperator (simulation): time 5.704e-05/0.5008, allocations: 36 kB / 1.521 GB, free: 8.984 MB / 1.217 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006835/0.5015, allocations: 450.4 kB / 1.522 GB, free: 8.516 MB / 1.217 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.174e-05/0.5015, allocations: 0 / 1.522 GB, free: 8.516 MB / 1.217 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.911e-05/0.5015, allocations: 23.92 kB / 1.522 GB, free: 8.492 MB / 1.217 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.608e-06/0.5015, allocations: 8 kB / 1.522 GB, free: 8.484 MB / 1.217 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005865/0.5021, allocations: 319.8 kB / 1.522 GB, free: 8.176 MB / 1.217 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002105/0.5042, allocations: 1.976 MB / 1.524 GB, free: 6.035 MB / 1.217 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0003853/0.5046, allocations: 220 kB / 1.524 GB, free: 5.812 MB / 1.217 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002453/0.5049, allocations: 144.7 kB / 1.524 GB, free: 5.668 MB / 1.217 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004674/0.5053, allocations: 79.91 kB / 1.524 GB, free: 5.59 MB / 1.217 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.419e-05/0.5054, allocations: 38.56 kB / 1.525 GB, free: 5.543 MB / 1.217 GB Notification: Performance of pre-optimization done (n=24): time 1.493e-06/0.5054, allocations: 0 / 1.525 GB, free: 5.543 MB / 1.217 GB Notification: Performance of matching and sorting (n=24): time 0.0009926/0.5064, allocations: 459.2 kB / 1.525 GB, free: 5.09 MB / 1.217 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.15e-05/0.5064, allocations: 55.41 kB / 1.525 GB, free: 5.023 MB / 1.217 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004038/0.5068, allocations: 401.9 kB / 1.525 GB, free: 4.621 MB / 1.217 GB Notification: Performance of collectPreVariables (initialization): time 2.874e-05/0.5068, allocations: 29.7 kB / 1.525 GB, free: 4.586 MB / 1.217 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001659/0.507, allocations: 232.5 kB / 1.526 GB, free: 4.355 MB / 1.217 GB Notification: Performance of collectInitialBindings (initialization): time 7.382e-05/0.5071, allocations: 87.22 kB / 1.526 GB, free: 4.27 MB / 1.217 GB Notification: Performance of simplifyInitialFunctions (initialization): time 9.082e-05/0.5072, allocations: 57.69 kB / 1.526 GB, free: 4.207 MB / 1.217 GB Notification: Performance of setup shared object (initialization): time 0.0001651/0.5073, allocations: 358.7 kB / 1.526 GB, free: 3.848 MB / 1.217 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00022/0.5075, allocations: 111.9 kB / 1.526 GB, free: 3.738 MB / 1.217 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.000282/0.5078, allocations: 190.6 kB / 1.526 GB, free: 3.527 MB / 1.217 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004922/0.5083, allocations: 300.9 kB / 1.527 GB, free: 3.211 MB / 1.217 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.285e-06/0.5083, allocations: 4 kB / 1.527 GB, free: 3.207 MB / 1.217 GB Notification: Performance of matching and sorting (n=31) (initialization): time 0.0006105/0.5089, allocations: 372.9 kB / 1.527 GB, free: 2.836 MB / 1.217 GB Notification: Performance of prepare postOptimizeDAE: time 1.423e-05/0.5089, allocations: 4 kB / 1.527 GB, free: 2.832 MB / 1.217 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.822e-06/0.509, allocations: 4 kB / 1.527 GB, free: 2.828 MB / 1.217 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.543e-05/0.509, allocations: 4 kB / 1.527 GB, free: 2.824 MB / 1.217 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000264/0.5092, allocations: 55.91 kB / 1.527 GB, free: 2.77 MB / 1.217 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.1e-05/0.5092, allocations: 8.219 kB / 1.527 GB, free: 2.762 MB / 1.217 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000214/0.5095, allocations: 39.72 kB / 1.527 GB, free: 2.723 MB / 1.217 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.526e-05/0.5095, allocations: 12 kB / 1.527 GB, free: 2.711 MB / 1.217 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 8 * 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 (31): * Single equations (assignments): 31 * 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 0.0001691/0.5097, allocations: 169.7 kB / 1.527 GB, free: 2.535 MB / 1.217 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 6.447e-05/0.5097, allocations: 43.72 kB / 1.527 GB, free: 2.492 MB / 1.217 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0006719/0.5104, allocations: 358.8 kB / 1.528 GB, free: 2.133 MB / 1.217 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.845e-06/0.5104, allocations: 8 kB / 1.528 GB, free: 2.125 MB / 1.217 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.782e-06/0.5104, allocations: 3.984 kB / 1.528 GB, free: 2.121 MB / 1.217 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.487e-06/0.5104, allocations: 0 / 1.528 GB, free: 2.121 MB / 1.217 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001369/0.5118, allocations: 0.9226 MB / 1.529 GB, free: 1.129 MB / 1.217 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.58e-06/0.5118, allocations: 11.94 kB / 1.529 GB, free: 1.117 MB / 1.217 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000231/0.512, allocations: 43.92 kB / 1.529 GB, free: 1.074 MB / 1.217 GB Notification: Performance of postOpt tearingSystem (simulation): time 6.322e-06/0.512, allocations: 7.938 kB / 1.529 GB, free: 1.066 MB / 1.217 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.215e-05/0.512, allocations: 15.92 kB / 1.529 GB, free: 1.051 MB / 1.217 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.294e-06/0.5121, allocations: 0 / 1.529 GB, free: 1.051 MB / 1.217 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.316e-06/0.5121, allocations: 4 kB / 1.529 GB, free: 1.047 MB / 1.217 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.000893/0.5129, allocations: 0.6266 MB / 1.529 GB, free: 392 kB / 1.217 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001414/0.5131, allocations: 75.64 kB / 1.529 GB, free: 316 kB / 1.217 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.194e-05/0.5131, allocations: 8 kB / 1.529 GB, free: 308 kB / 1.217 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001985/0.5133, allocations: 11.98 kB / 1.529 GB, free: 296 kB / 1.217 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.96e-05/0.5134, allocations: 19.97 kB / 1.529 GB, free: 276 kB / 1.217 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.563e-05/0.5134, allocations: 8 kB / 1.529 GB, free: 268 kB / 1.217 GB Notification: Performance of sorting global known variables: time 0.0002786/0.5137, allocations: 287.2 kB / 1.53 GB, free: 15.99 MB / 1.232 GB Notification: Performance of sort global known variables: time 8e-08/0.5137, allocations: 0 / 1.53 GB, free: 15.99 MB / 1.232 GB Notification: Performance of remove unused functions: time 0.0004167/0.5141, allocations: 111.8 kB / 1.53 GB, free: 15.88 MB / 1.232 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 1 (senH.h_out) * 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 (24): * Single equations (assignments): 24 * 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 Backend phase and start with SimCode phase: time 0.001293/0.5154, allocations: 1.224 MB / 1.531 GB, free: 14.61 MB / 1.232 GB Notification: Performance of simCode: created initialization part: time 0.000536/0.5159, allocations: 279.5 kB / 1.531 GB, free: 14.34 MB / 1.232 GB Notification: Performance of simCode: created event and clocks part: time 1.813e-06/0.5159, allocations: 3.938 kB / 1.531 GB, free: 14.34 MB / 1.232 GB Notification: Performance of simCode: created simulation system equations: time 0.0002586/0.5162, allocations: 143.8 kB / 1.531 GB, free: 14.2 MB / 1.232 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0009597/0.5171, allocations: 222.4 kB / 1.532 GB, free: 13.98 MB / 1.232 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004533/0.5217, allocations: 3.799 MB / 1.535 GB, free: 10.01 MB / 1.232 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004399/0.5221, allocations: 0.8272 MB / 1.536 GB, free: 9.152 MB / 1.232 GB Notification: Performance of simCode: alias equations: time 0.0002595/0.5224, allocations: 99.41 kB / 1.536 GB, free: 9.055 MB / 1.232 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001913/0.5226, allocations: 139.4 kB / 1.536 GB, free: 8.922 MB / 1.232 GB Notification: Performance of SimCode: time 4.01e-07/0.5226, allocations: 0 / 1.536 GB, free: 8.922 MB / 1.232 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.04111/0.5637, allocations: 11.98 MB / 1.548 GB, free: 13.21 MB / 1.248 GB Notification: Performance of buildModelFMU: Generate platform static: time 10.41/10.97, allocations: 0 / 1.548 GB, free: 13.21 MB / 1.248 GB " [Timeout remaining time 289] (rm -f Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.pipe ; mkfifo Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.pipe ; head -c 1048576 < Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.pipe >> ../files/Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.sim & python3 -m fmpy simulate --output-file Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv --start-time 0 --stop-time 60 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.024 Buildings_12_Buildings_Fluid_Sensors_Examples_MoistAirEnthalpyFlowRate.fmu > Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.pipe 2>&1) [Timeout 420.0] diffSimulationResults("Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Fluid_Sensors_Examples_MoistAirEnthalpyFlowRate.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "Error: Could not read variable senMasFlo.m_flow in file Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable senMasFlo.m_flow from file Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable senH_flow.H_flow in file Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable senH_flow.H_flow from file Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable senHSen_flow.H_flow in file Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable senHSen_flow.H_flow from file Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable senHLat_flow.H_flow in file Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable senHLat_flow.H_flow from file Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable pro.y in file Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable pro.y from file Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable add.y in file Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable add.y from file Buildings_12_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! " [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 16.97881699000027]