Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.Controls.SetPoints.Validation.OccupancySchedulePositiveStartTime.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 0.001349/0.001349, allocations: 92.2 kB / 20.19 MB, free: 4.363 MB / 18.57 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 0.002059/0.002059, allocations: 173 kB / 23.49 MB, free: 1.062 MB / 18.57 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 1.095/1.095, allocations: 177.1 MB / 203.8 MB, free: 5.641 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo", uses=false) [Timeout 180] "[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-545:108:writable] Warning: Lexer treating \\ as \\\\, since \\e is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-545:116:writable] Warning: Lexer treating \\ as \\\\, since \\< is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Media/Refrigerants/R410A/package.order:0:0-0:0:readonly] Warning: Found duplicate names in package.order file: A, B, C. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Media/Refrigerants/R410A/package.mo:2:1-70:10:writable] Warning: C was referenced in the package.order file, but was not found in package.mo, C/package.mo or C.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo): time 0.7995/0.7995, allocations: 154.6 MB / 414.9 MB, free: 0.6758 MB / 378.7 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/Cryptographics/BaseClasses/sha.mo:2:1-19:8:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/File/sha2.mo:2:1-9:9:writable] Warning: External function annotation should occur on the external-clause, not on the function. " [Timeout remaining time 179] Using package IDEAS with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/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: translateModel(IDEAS.Controls.SetPoints.Validation.OccupancySchedulePositiveStartTime,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Controls.SetPoints.Validation.OccupancySchedulePositiveStartTime") translateModel(IDEAS.Controls.SetPoints.Validation.OccupancySchedulePositiveStartTime,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Controls.SetPoints.Validation.OccupancySchedulePositiveStartTime") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.703e-06/1.703e-06, allocations: 0 / 0.5203 GB, free: 2.578 MB / 490.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.884e-05/3.055e-05, allocations: 11.19 kB / 0.5203 GB, free: 2.57 MB / 490.7 MB Notification: Performance of NFInst.instantiate(IDEAS.Controls.SetPoints.Validation.OccupancySchedulePositiveStartTime): time 0.002788/0.002819, allocations: 1.512 MB / 0.5218 GB, free: 1.066 MB / 490.7 MB Notification: Performance of NFInst.instExpressions: time 0.001122/0.00394, allocations: 0.6595 MB / 0.5224 GB, free: 416 kB / 490.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 6.149e-05/0.004002, allocations: 0 / 0.5224 GB, free: 416 kB / 490.7 MB Notification: Performance of NFTyping.typeComponents: time 9.424e-05/0.004096, allocations: 11.92 kB / 0.5224 GB, free: 404 kB / 490.7 MB Notification: Performance of NFTyping.typeBindings: time 7.776e-05/0.004174, allocations: 7.875 kB / 0.5224 GB, free: 396 kB / 490.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.001103/0.005277, allocations: 364.3 kB / 0.5228 GB, free: 32 kB / 490.7 MB Notification: Performance of NFFlatten.flatten: time 0.0002884/0.005565, allocations: 175.6 kB / 0.523 GB, free: 15.86 MB / 0.4948 GB Notification: Performance of NFFlatten.resolveConnections: time 4.755e-05/0.005613, allocations: 4.969 kB / 0.523 GB, free: 15.86 MB / 0.4948 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001326/0.005745, allocations: 95.86 kB / 0.523 GB, free: 15.76 MB / 0.4948 GB Notification: Performance of NFSimplifyModel.simplify: time 8.911e-05/0.005834, allocations: 40.84 kB / 0.5231 GB, free: 15.72 MB / 0.4948 GB Notification: Performance of NFPackage.collectConstants: time 3.342e-05/0.005868, allocations: 12 kB / 0.5231 GB, free: 15.71 MB / 0.4948 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0004763/0.006344, allocations: 276.5 kB / 0.5234 GB, free: 15.44 MB / 0.4948 GB Notification: Performance of NFScalarize.scalarize: time 7.811e-05/0.006422, allocations: 43.89 kB / 0.5234 GB, free: 15.4 MB / 0.4948 GB Notification: Performance of NFVerifyModel.verify: time 8.094e-05/0.006503, allocations: 43.89 kB / 0.5234 GB, free: 15.36 MB / 0.4948 GB Notification: Performance of NFConvertDAE.convert: time 0.0005082/0.007011, allocations: 332 kB / 0.5238 GB, free: 15.03 MB / 0.4948 GB Notification: Performance of FrontEnd - DAE generated: time 3.897e-06/0.007015, allocations: 4 kB / 0.5238 GB, free: 15.03 MB / 0.4948 GB Notification: Performance of FrontEnd: time 1.403e-06/0.007017, allocations: 0.5 kB / 0.5238 GB, free: 15.03 MB / 0.4948 GB Notification: Performance of Transformations before backend: time 5.109e-06/0.007022, allocations: 1.031 kB / 0.5238 GB, free: 15.03 MB / 0.4948 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 18 * Number of variables: 18 Notification: Performance of Generate backend data structure: time 0.0006439/0.007666, allocations: 0.4919 MB / 0.5242 GB, free: 14.5 MB / 0.4948 GB Notification: Performance of prepare preOptimizeDAE: time 4.298e-05/0.007709, allocations: 13.25 kB / 0.5243 GB, free: 14.48 MB / 0.4948 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 7.744e-05/0.007786, allocations: 12.89 kB / 0.5243 GB, free: 14.47 MB / 0.4948 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0002302/0.008016, allocations: 162.3 kB / 0.5244 GB, free: 14.29 MB / 0.4948 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.95e-05/0.008036, allocations: 10.16 kB / 0.5244 GB, free: 14.28 MB / 0.4948 GB Notification: Performance of preOpt expandDerOperator (simulation): time 2.804e-05/0.008064, allocations: 8.375 kB / 0.5244 GB, free: 14.27 MB / 0.4948 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0001819/0.008246, allocations: 89.28 kB / 0.5245 GB, free: 14.17 MB / 0.4948 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.017e-06/0.008255, allocations: 192 / 0.5245 GB, free: 14.17 MB / 0.4948 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.561e-05/0.00827, allocations: 8.375 kB / 0.5245 GB, free: 14.16 MB / 0.4948 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.227e-05/0.008283, allocations: 6.156 kB / 0.5245 GB, free: 14.16 MB / 0.4948 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 7.89e-05/0.008362, allocations: 31.84 kB / 0.5246 GB, free: 14.12 MB / 0.4948 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0002454/0.008607, allocations: 196 kB / 0.5248 GB, free: 13.89 MB / 0.4948 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0001353/0.008742, allocations: 105.3 kB / 0.5249 GB, free: 13.75 MB / 0.4948 GB Notification: Performance of preOpt resolveLoops (simulation): time 8.471e-05/0.008827, allocations: 56.78 kB / 0.5249 GB, free: 13.68 MB / 0.4948 GB Notification: Performance of preOpt evalFunc (simulation): time 9.408e-06/0.008836, allocations: 4 kB / 0.5249 GB, free: 13.68 MB / 0.4948 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0002172/0.009054, allocations: 132.9 kB / 0.525 GB, free: 13.52 MB / 0.4948 GB Notification: Performance of pre-optimization done (n=21): time 1.523e-06/0.009055, allocations: 0.75 kB / 0.525 GB, free: 13.52 MB / 0.4948 GB Notification: Performance of matching and sorting (n=21): time 0.0003886/0.009444, allocations: 178 kB / 0.5252 GB, free: 13.34 MB / 0.4948 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.982e-05/0.009514, allocations: 116.2 kB / 0.5253 GB, free: 13.21 MB / 0.4948 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004082/0.009922, allocations: 195.8 kB / 0.5255 GB, free: 13 MB / 0.4948 GB Notification: Performance of collectPreVariables (initialization): time 4.038e-05/0.009962, allocations: 41.69 kB / 0.5256 GB, free: 12.95 MB / 0.4948 GB Notification: Performance of collectInitialEqns (initialization): time 7.239e-05/0.01003, allocations: 139.4 kB / 0.5257 GB, free: 12.81 MB / 0.4948 GB Notification: Performance of collectInitialBindings (initialization): time 7.341e-05/0.01011, allocations: 60.92 kB / 0.5257 GB, free: 12.75 MB / 0.4948 GB Notification: Performance of simplifyInitialFunctions (initialization): time 9.449e-05/0.0102, allocations: 67.34 kB / 0.5258 GB, free: 12.68 MB / 0.4948 GB Notification: Performance of setup shared object (initialization): time 0.0001604/0.01036, allocations: 0.4962 MB / 0.5263 GB, free: 12.17 MB / 0.4948 GB Notification: Performance of preBalanceInitialSystem (initialization): time 8.54e-05/0.01045, allocations: 32.25 kB / 0.5263 GB, free: 12.13 MB / 0.4948 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002913/0.01074, allocations: 451.8 kB / 0.5268 GB, free: 11.57 MB / 0.4948 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002697/0.01101, allocations: 108 kB / 0.5269 GB, free: 11.45 MB / 0.4948 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.35e-06/0.01101, allocations: 0.9375 kB / 0.5269 GB, free: 11.45 MB / 0.4948 GB Notification: Performance of matching and sorting (n=33) (initialization): time 0.0002499/0.01126, allocations: 161.4 kB / 0.527 GB, free: 11.29 MB / 0.4948 GB Notification: Performance of prepare postOptimizeDAE: time 1.923e-05/0.01128, allocations: 8 kB / 0.527 GB, free: 11.28 MB / 0.4948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.557e-05/0.01131, allocations: 10.97 kB / 0.527 GB, free: 11.27 MB / 0.4948 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.735e-05/0.01133, allocations: 3.938 kB / 0.527 GB, free: 11.27 MB / 0.4948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001168/0.01144, allocations: 27.98 kB / 0.5271 GB, free: 11.24 MB / 0.4948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.815e-06/0.01145, allocations: 0 / 0.5271 GB, free: 11.24 MB / 0.4948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001555/0.01161, allocations: 35.86 kB / 0.5271 GB, free: 11.21 MB / 0.4948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.135e-05/0.01162, allocations: 8 kB / 0.5271 GB, free: 11.2 MB / 0.4948 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 3 * Number of states: 0 () * Number of discrete variables: 27 (occSchDay2.tNext,$PRE.occSchDay2.tNext,occSchDay2.tNonOcc,$PRE.occSchDay2.tNonOcc,occSchDay2.tOcc,$PRE.occSchDay2.tOcc,occSchDay2.occupied,$PRE.occSchDay2.occupied,$whenCondition3,occSchDay1.tNext,$PRE.occSchDay1.tNext,occSchDay1.tNonOcc,$PRE.occSchDay1.tNonOcc,occSchDay1.tOcc,$PRE.occSchDay1.tOcc,occSchDay1.occupied,$PRE.occSchDay1.occupied,$whenCondition2,occSchDay.tNext,$PRE.occSchDay.tNext,occSchDay.tNonOcc,$PRE.occSchDay.tNonOcc,occSchDay.tOcc,$PRE.occSchDay.tOcc,occSchDay.occupied,$PRE.occSchDay.occupied,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (24): * Single equations (assignments): 21 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 3 * 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 0.0001101/0.01173, allocations: 182 kB / 0.5273 GB, free: 11.02 MB / 0.4948 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 2.697e-05/0.01176, allocations: 19.91 kB / 0.5273 GB, free: 11 MB / 0.4948 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 2.794e-05/0.01178, allocations: 16.77 kB / 0.5273 GB, free: 10.98 MB / 0.4948 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.581e-06/0.01179, allocations: 7.938 kB / 0.5273 GB, free: 10.97 MB / 0.4948 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.289e-06/0.01179, allocations: 0 / 0.5273 GB, free: 10.97 MB / 0.4948 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.797e-06/0.0118, allocations: 0 / 0.5273 GB, free: 10.97 MB / 0.4948 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0001138/0.01191, allocations: 152.5 kB / 0.5275 GB, free: 10.79 MB / 0.4948 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.866e-06/0.01191, allocations: 4.5 kB / 0.5275 GB, free: 10.79 MB / 0.4948 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 2.901e-05/0.01194, allocations: 9.312 kB / 0.5275 GB, free: 10.78 MB / 0.4948 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.953e-06/0.01194, allocations: 3.938 kB / 0.5275 GB, free: 10.77 MB / 0.4948 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.14e-05/0.01196, allocations: 11.98 kB / 0.5275 GB, free: 10.76 MB / 0.4948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.563e-06/0.01196, allocations: 0 / 0.5275 GB, free: 10.76 MB / 0.4948 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.275e-06/0.01196, allocations: 4.469 kB / 0.5275 GB, free: 10.76 MB / 0.4948 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0001994/0.01216, allocations: 198.9 kB / 0.5277 GB, free: 10.54 MB / 0.4948 GB Notification: Performance of postOpt removeConstants (simulation): time 1.322e-05/0.01217, allocations: 11.89 kB / 0.5277 GB, free: 10.52 MB / 0.4948 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 2.208e-05/0.01219, allocations: 4 kB / 0.5277 GB, free: 10.52 MB / 0.4948 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 3.234e-05/0.01223, allocations: 8.656 kB / 0.5277 GB, free: 10.51 MB / 0.4948 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.63e-05/0.01227, allocations: 15.91 kB / 0.5277 GB, free: 10.5 MB / 0.4948 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.668e-06/0.01228, allocations: 12.84 kB / 0.5277 GB, free: 10.48 MB / 0.4948 GB Notification: Performance of sorting global known variables: time 5.366e-05/0.01234, allocations: 141.2 kB / 0.5279 GB, free: 10.35 MB / 0.4948 GB Notification: Performance of sort global known variables: time 5e-08/0.01234, allocations: 0.5 kB / 0.5279 GB, free: 10.35 MB / 0.4948 GB Notification: Performance of remove unused functions: time 0.0002706/0.01261, allocations: 99.8 kB / 0.528 GB, free: 10.25 MB / 0.4948 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 0 () * Number of discrete variables: 15 ($whenCondition3,occSchDay2.occupied,occSchDay2.tOcc,occSchDay2.tNonOcc,occSchDay2.tNext,$whenCondition2,occSchDay1.occupied,occSchDay1.tOcc,occSchDay1.tNonOcc,occSchDay1.tNext,$whenCondition1,occSchDay.occupied,occSchDay.tOcc,occSchDay.tNonOcc,occSchDay.tNext) * Number of discrete states: 3 (occSchDay.tNext,occSchDay1.tNext,occSchDay2.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (12): * Single equations (assignments): 9 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 3 * 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 0.0002743/0.01288, allocations: 220.8 kB / 0.5282 GB, free: 10.03 MB / 0.4948 GB Notification: Performance of simCode: created initialization part: time 0.0002279/0.01311, allocations: 189.1 kB / 0.5284 GB, free: 9.82 MB / 0.4948 GB Notification: Performance of simCode: created event and clocks part: time 1.943e-06/0.01311, allocations: 0 / 0.5284 GB, free: 9.82 MB / 0.4948 GB Notification: Performance of simCode: created simulation system equations: time 5.359e-05/0.01316, allocations: 50.03 kB / 0.5284 GB, free: 9.77 MB / 0.4948 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0001325/0.0133, allocations: 8 kB / 0.5284 GB, free: 9.762 MB / 0.4948 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0003528/0.01365, allocations: 243 kB / 0.5286 GB, free: 9.492 MB / 0.4948 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 4.118e-05/0.01369, allocations: 71.84 kB / 0.5287 GB, free: 9.402 MB / 0.4948 GB Notification: Performance of simCode: alias equations: time 3.735e-05/0.01373, allocations: 13.23 kB / 0.5287 GB, free: 9.387 MB / 0.4948 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 2.678e-05/0.01376, allocations: 22.91 kB / 0.5288 GB, free: 9.367 MB / 0.4948 GB Notification: Performance of SimCode: time 6.71e-07/0.01376, allocations: 0 / 0.5288 GB, free: 9.367 MB / 0.4948 GB Notification: Performance of Templates: time 0.004764/0.01852, allocations: 3.246 MB / 0.5319 GB, free: 6.344 MB / 0.4948 GB " [Timeout remaining time 660] make -j1 -f IDEAS_IDEAS.Controls.SetPoints.Validation.OccupancySchedulePositiveStartTime.makefile [Timeout 660] (rm -f IDEAS_IDEAS.Controls.SetPoints.Validation.OccupancySchedulePositiveStartTime.pipe ; mkfifo IDEAS_IDEAS.Controls.SetPoints.Validation.OccupancySchedulePositiveStartTime.pipe ; head -c 1048576 < IDEAS_IDEAS.Controls.SetPoints.Validation.OccupancySchedulePositiveStartTime.pipe >> ../files/IDEAS_IDEAS.Controls.SetPoints.Validation.OccupancySchedulePositiveStartTime.sim & ./IDEAS_IDEAS.Controls.SetPoints.Validation.OccupancySchedulePositiveStartTime -abortSlowSimulation -alarm=240 -lv LOG_STATS > IDEAS_IDEAS.Controls.SetPoints.Validation.OccupancySchedulePositiveStartTime.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 3.98408960015513]