Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Fluid.FMI.Validation.HeaterFan.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001915/0.001915, allocations: 113.8 kB / 17.61 MB, free: 4.703 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002196/0.002196, allocations: 186 kB / 20.78 MB, free: 1.547 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.522/1.522, allocations: 225.6 MB / 249.4 MB, free: 3.164 MB / 190.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.757/2.757, allocations: 443.4 MB / 0.7304 GB, free: 14.06 MB / 0.5762 GB " [Timeout remaining time 176] Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Fluid.FMI.Validation.HeaterFan,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|hea.com.vol.T|sou.T_in|sin.T_in|floMac.inlet.p|floMac.outlet.p|hea.inlet.p|hea.outlet.p|sou.outlet.p|sin.inlet.p",fileNamePrefix="Buildings_10_Buildings.Fluid.FMI.Validation.HeaterFan") translateModel(Buildings.Fluid.FMI.Validation.HeaterFan,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|hea.com.vol.T|sou.T_in|sin.T_in|floMac.inlet.p|floMac.outlet.p|hea.inlet.p|hea.outlet.p|sou.outlet.p|sin.inlet.p",fileNamePrefix="Buildings_10_Buildings.Fluid.FMI.Validation.HeaterFan") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.002114/0.002114, allocations: 67.89 kB / 1.059 GB, free: 428 kB / 0.795 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4165/0.4186, allocations: 160.7 MB / 1.216 GB, free: 15.38 MB / 0.9669 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.FMI.Validation.HeaterFan): time 1.398/1.816, allocations: 315.3 MB / 1.524 GB, free: 4.188 MB / 1.186 GB Notification: Performance of NFInst.instExpressions: time 0.05087/1.867, allocations: 29.64 MB / 1.553 GB, free: 6.453 MB / 1.217 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.006021/1.873, allocations: 83.56 kB / 1.553 GB, free: 6.371 MB / 1.217 GB Notification: Performance of NFTyping.typeComponents: time 0.009776/1.883, allocations: 2.44 MB / 1.555 GB, free: 3.922 MB / 1.217 GB Notification: Performance of NFTyping.typeBindings: time 0.01397/1.897, allocations: 3.307 MB / 1.559 GB, free: 0.6016 MB / 1.217 GB Notification: Performance of NFTyping.typeClassSections: time 0.01025/1.907, allocations: 2.812 MB / 1.561 GB, free: 13.8 MB / 1.232 GB Notification: Performance of NFFlatten.flatten: time 0.01527/1.923, allocations: 7.595 MB / 1.569 GB, free: 6.191 MB / 1.232 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003815/1.926, allocations: 1.569 MB / 1.57 GB, free: 4.578 MB / 1.232 GB Notification: Performance of NFEvalConstants.evaluate: time 0.006804/1.933, allocations: 2.453 MB / 1.573 GB, free: 2.117 MB / 1.232 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004407/1.938, allocations: 1.603 MB / 1.574 GB, free: 0.5156 MB / 1.232 GB Notification: Performance of NFPackage.collectConstants: time 0.0006388/1.938, allocations: 252 kB / 1.575 GB, free: 276 kB / 1.232 GB Notification: Performance of NFFlatten.collectFunctions: time 0.009554/1.948, allocations: 3.788 MB / 1.578 GB, free: 12.47 MB / 1.248 GB Notification: Performance of NFScalarize.scalarize: time 0.001683/1.949, allocations: 0.845 MB / 1.579 GB, free: 11.62 MB / 1.248 GB Notification: Performance of NFVerifyModel.verify: time 0.002952/1.952, allocations: 1.388 MB / 1.58 GB, free: 10.23 MB / 1.248 GB Notification: Performance of NFConvertDAE.convert: time 0.01419/1.967, allocations: 5.459 MB / 1.586 GB, free: 4.754 MB / 1.248 GB Notification: Performance of FrontEnd - DAE generated: time 8.566e-06/1.967, allocations: 0 / 1.586 GB, free: 4.754 MB / 1.248 GB Notification: Performance of FrontEnd: time 1.914e-06/1.967, allocations: 0 / 1.586 GB, free: 4.754 MB / 1.248 GB Notification: Performance of Transformations before backend: time 0.0001002/1.967, allocations: 0 / 1.586 GB, free: 4.754 MB / 1.248 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 332 * Number of variables: 332 Notification: Performance of Generate backend data structure: time 0.008673/1.975, allocations: 3.025 MB / 1.589 GB, free: 1.652 MB / 1.248 GB Notification: Performance of prepare preOptimizeDAE: time 6.551e-05/1.975, allocations: 8.031 kB / 1.589 GB, free: 1.645 MB / 1.248 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006265/1.982, allocations: 0.9474 MB / 1.59 GB, free: 0.6953 MB / 1.248 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01291/1.995, allocations: 5.767 MB / 1.595 GB, free: 10.88 MB / 1.264 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001172/1.995, allocations: 102.6 kB / 1.595 GB, free: 10.78 MB / 1.264 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002513/1.995, allocations: 132 kB / 1.595 GB, free: 10.65 MB / 1.264 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003693/1.999, allocations: 1.582 MB / 1.597 GB, free: 9 MB / 1.264 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.599e-05/1.999, allocations: 7.875 kB / 1.597 GB, free: 8.992 MB / 1.264 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001402/1.999, allocations: 52 kB / 1.597 GB, free: 8.941 MB / 1.264 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.549e-05/1.999, allocations: 50.5 kB / 1.597 GB, free: 8.891 MB / 1.264 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003252/2.002, allocations: 1.325 MB / 1.598 GB, free: 7.559 MB / 1.264 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 0.01251/2.015, allocations: 7.635 MB / 1.606 GB, free: 15.39 MB / 1.279 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001991/2.017, allocations: 0.6433 MB / 1.607 GB, free: 14.73 MB / 1.279 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006463/2.017, allocations: 240.7 kB / 1.607 GB, free: 14.49 MB / 1.279 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003355/2.018, allocations: 198.2 kB / 1.607 GB, free: 14.26 MB / 1.279 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.111e-05/2.018, allocations: 34.56 kB / 1.607 GB, free: 14.21 MB / 1.279 GB Notification: Performance of pre-optimization done (n=35): time 2.755e-06/2.018, allocations: 3.938 kB / 1.607 GB, free: 14.21 MB / 1.279 GB Notification: Performance of matching and sorting (n=35): time 0.003045/2.021, allocations: 1.056 MB / 1.608 GB, free: 13.11 MB / 1.279 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.631e-05/2.021, allocations: 55.41 kB / 1.608 GB, free: 13.04 MB / 1.279 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003851/2.025, allocations: 2.368 MB / 1.61 GB, free: 10.66 MB / 1.279 GB Notification: Performance of collectPreVariables (initialization): time 0.000101/2.025, allocations: 37.7 kB / 1.61 GB, free: 10.61 MB / 1.279 GB Notification: Performance of collectInitialEqns (initialization): time 0.001002/2.026, allocations: 0.9704 MB / 1.611 GB, free: 9.633 MB / 1.279 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001542/2.026, allocations: 138.9 kB / 1.611 GB, free: 9.496 MB / 1.279 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000444/2.026, allocations: 250.5 kB / 1.612 GB, free: 9.242 MB / 1.279 GB Notification: Performance of setup shared object (initialization): time 0.0001911/2.026, allocations: 353.9 kB / 1.612 GB, free: 8.891 MB / 1.279 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001222/2.028, allocations: 0.5203 MB / 1.613 GB, free: 8.367 MB / 1.279 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001482/2.029, allocations: 0.7929 MB / 1.613 GB, free: 7.465 MB / 1.279 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002183/2.031, allocations: 1.12 MB / 1.614 GB, free: 6.246 MB / 1.279 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.596e-05/2.031, allocations: 0 / 1.614 GB, free: 6.246 MB / 1.279 GB Notification: Performance of matching and sorting (n=138) (initialization): time 0.003649/2.035, allocations: 1.637 MB / 1.616 GB, free: 4.578 MB / 1.279 GB Notification: Performance of prepare postOptimizeDAE: time 3.444e-05/2.035, allocations: 15.88 kB / 1.616 GB, free: 4.562 MB / 1.279 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.762e-05/2.035, allocations: 8 kB / 1.616 GB, free: 4.555 MB / 1.279 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.000189/2.035, allocations: 45.22 kB / 1.616 GB, free: 4.508 MB / 1.279 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001182/2.036, allocations: 239.6 kB / 1.616 GB, free: 4.273 MB / 1.279 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001413/2.038, allocations: 1.568 MB / 1.618 GB, free: 2.566 MB / 1.279 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00213/2.04, allocations: 246.7 kB / 1.618 GB, free: 2.324 MB / 1.279 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001117/2.04, allocations: 39.98 kB / 1.618 GB, free: 2.285 MB / 1.279 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002332/2.042, allocations: 1.018 MB / 1.619 GB, free: 1.266 MB / 1.279 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001422/2.044, allocations: 0.7715 MB / 1.62 GB, free: 388 kB / 1.279 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002007/2.046, allocations: 1.096 MB / 1.621 GB, free: 15.18 MB / 1.295 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.657e-06/2.046, allocations: 4 kB / 1.621 GB, free: 15.18 MB / 1.295 GB Notification: Performance of matching and sorting (n=138) (initialization_lambda0): time 0.003604/2.049, allocations: 1.62 MB / 1.623 GB, free: 13.53 MB / 1.295 GB Notification: Performance of prepare postOptimizeDAE: time 2.157e-05/2.05, allocations: 11.98 kB / 1.623 GB, free: 13.52 MB / 1.295 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.258e-05/2.05, allocations: 8 kB / 1.623 GB, free: 13.51 MB / 1.295 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0001099/2.05, allocations: 32.84 kB / 1.623 GB, free: 13.48 MB / 1.295 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001119/2.051, allocations: 235.7 kB / 1.623 GB, free: 13.25 MB / 1.295 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001349/2.052, allocations: 1.569 MB / 1.624 GB, free: 11.54 MB / 1.295 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002029/2.054, allocations: 159.6 kB / 1.625 GB, free: 11.38 MB / 1.295 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.166e-05/2.054, allocations: 43.98 kB / 1.625 GB, free: 11.34 MB / 1.295 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 32 * 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 (103): * Single equations (assignments): 100 * Array equations: 1 * Algorithm blocks: 0 * Record equations: 1 * 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 {(1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0004352/2.055, allocations: 228 kB / 1.625 GB, free: 11.11 MB / 1.295 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004144/2.055, allocations: 218.6 kB / 1.625 GB, free: 10.89 MB / 1.295 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002226/2.057, allocations: 0.7628 MB / 1.626 GB, free: 10.1 MB / 1.295 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.328e-06/2.057, allocations: 8 kB / 1.626 GB, free: 10.09 MB / 1.295 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.582e-06/2.057, allocations: 0.875 kB / 1.626 GB, free: 10.09 MB / 1.295 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.295e-06/2.057, allocations: 3.984 kB / 1.626 GB, free: 10.09 MB / 1.295 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.004559/2.062, allocations: 2.16 MB / 1.628 GB, free: 7.824 MB / 1.295 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.204e-06/2.062, allocations: 4 kB / 1.628 GB, free: 7.82 MB / 1.295 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0006285/2.063, allocations: 91.86 kB / 1.628 GB, free: 7.73 MB / 1.295 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001105/2.063, allocations: 44.84 kB / 1.628 GB, free: 7.684 MB / 1.295 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.158e-05/2.063, allocations: 8.562 kB / 1.628 GB, free: 7.676 MB / 1.295 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001318/2.064, allocations: 1.561 MB / 1.63 GB, free: 5.977 MB / 1.295 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.63e-06/2.064, allocations: 8 kB / 1.63 GB, free: 5.969 MB / 1.295 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002087/2.066, allocations: 0.8984 MB / 1.63 GB, free: 5.012 MB / 1.295 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0009296/2.067, allocations: 363.5 kB / 1.631 GB, free: 4.637 MB / 1.295 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002374/2.067, allocations: 8 kB / 1.631 GB, free: 4.629 MB / 1.295 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001023/2.068, allocations: 67.92 kB / 1.631 GB, free: 4.562 MB / 1.295 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 6.277e-05/2.068, allocations: 35.8 kB / 1.631 GB, free: 4.527 MB / 1.295 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.05e-05/2.068, allocations: 15.97 kB / 1.631 GB, free: 4.512 MB / 1.295 GB Notification: Performance of sorting global known variables: time 0.003166/2.072, allocations: 1.643 MB / 1.632 GB, free: 2.859 MB / 1.295 GB Notification: Performance of sort global known variables: time 1.2e-07/2.072, allocations: 0 / 1.632 GB, free: 2.859 MB / 1.295 GB Notification: Performance of remove unused functions: time 0.00306/2.075, allocations: 0.897 MB / 1.633 GB, free: 1.961 MB / 1.295 GB Notification: Model statistics after passing the back-end for simulation: * 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 simulation (33): * Single equations (assignments): 32 * 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 {(1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.001116/2.076, allocations: 448.2 kB / 1.634 GB, free: 1.512 MB / 1.295 GB Notification: Performance of simCode: created initialization part: time 0.004249/2.08, allocations: 1.716 MB / 1.635 GB, free: 15.77 MB / 1.311 GB Notification: Performance of simCode: created event and clocks part: time 7.334e-06/2.08, allocations: 1.125 kB / 1.635 GB, free: 15.77 MB / 1.311 GB Notification: Performance of simCode: created simulation system equations: time 0.0007512/2.081, allocations: 338.8 kB / 1.636 GB, free: 15.43 MB / 1.311 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.005725/2.086, allocations: 1.251 MB / 1.637 GB, free: 14.21 MB / 1.311 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007047/2.093, allocations: 3.311 MB / 1.64 GB, free: 10.84 MB / 1.311 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001535/2.095, allocations: 1.541 MB / 1.642 GB, free: 9.258 MB / 1.311 GB Notification: Performance of simCode: alias equations: time 0.002251/2.097, allocations: 473.8 kB / 1.642 GB, free: 8.793 MB / 1.311 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003523/2.098, allocations: 139.4 kB / 1.642 GB, free: 8.656 MB / 1.311 GB Notification: Performance of SimCode: time 1.272e-06/2.098, allocations: 0 / 1.642 GB, free: 8.656 MB / 1.311 GB Notification: Performance of Templates: time 0.07841/2.176, allocations: 40.16 MB / 1.682 GB, free: 0.9961 MB / 1.342 GB " [Timeout remaining time 298] make -j1 -f Buildings_10_Buildings.Fluid.FMI.Validation.HeaterFan.makefile [Timeout 300] (rm -f Buildings_10_Buildings.Fluid.FMI.Validation.HeaterFan.pipe ; mkfifo Buildings_10_Buildings.Fluid.FMI.Validation.HeaterFan.pipe ; head -c 1048576 < Buildings_10_Buildings.Fluid.FMI.Validation.HeaterFan.pipe >> ../files/Buildings_10_Buildings.Fluid.FMI.Validation.HeaterFan.sim & ./Buildings_10_Buildings.Fluid.FMI.Validation.HeaterFan -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Fluid.FMI.Validation.HeaterFan.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_10_Buildings.Fluid.FMI.Validation.HeaterFan_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_10.0.x/Buildings_Fluid_FMI_Validation_HeaterFan.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_10_Buildings.Fluid.FMI.Validation.HeaterFan.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: 11.936895189806819]