Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.Controls.OBC.CDL.Reals.Sources.Validation.CalendarTimeMonths.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 0.0008927/0.0008927, allocations: 80.94 kB / 19.94 MB, free: 4.547 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 0.001002/0.001002, allocations: 173 kB / 23.36 MB, free: 1.133 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 0.9109/0.9109, allocations: 177.1 MB / 203.8 MB, free: 5.5 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 0.7849/0.7849, allocations: 154.6 MB / 414.8 MB, free: 0.5078 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.OBC.CDL.Reals.Sources.Validation.CalendarTimeMonths,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Controls.OBC.CDL.Reals.Sources.Validation.CalendarTimeMonths") translateModel(IDEAS.Controls.OBC.CDL.Reals.Sources.Validation.CalendarTimeMonths,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Controls.OBC.CDL.Reals.Sources.Validation.CalendarTimeMonths") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 2.505e-06/2.505e-06, allocations: 0 / 480 MB, free: 6.891 MB / 442.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 3.322e-05/3.573e-05, allocations: 9.172 kB / 480 MB, free: 6.887 MB / 442.7 MB Notification: Performance of NFInst.instantiate(IDEAS.Controls.OBC.CDL.Reals.Sources.Validation.CalendarTimeMonths): time 0.006422/0.006457, allocations: 1.764 MB / 481.8 MB, free: 5.141 MB / 442.7 MB Notification: Performance of NFInst.instExpressions: time 0.004451/0.01091, allocations: 0.619 MB / 482.4 MB, free: 4.527 MB / 442.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001122/0.01102, allocations: 0 / 482.4 MB, free: 4.527 MB / 442.7 MB Notification: Performance of NFTyping.typeComponents: time 0.0001186/0.01114, allocations: 11.86 kB / 482.4 MB, free: 4.516 MB / 442.7 MB Notification: Performance of NFTyping.typeBindings: time 0.0001513/0.01129, allocations: 31.66 kB / 482.5 MB, free: 4.492 MB / 442.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.0008907/0.01218, allocations: 382.9 kB / 482.8 MB, free: 4.121 MB / 442.7 MB Notification: Performance of NFFlatten.flatten: time 0.000704/0.01288, allocations: 0.6052 MB / 483.4 MB, free: 3.531 MB / 442.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.003138/0.01602, allocations: 28.42 kB / 483.5 MB, free: 3.508 MB / 442.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0007249/0.01675, allocations: 419.5 kB / 483.9 MB, free: 3.098 MB / 442.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0003936/0.01714, allocations: 150.1 kB / 484 MB, free: 2.953 MB / 442.7 MB Notification: Performance of NFPackage.collectConstants: time 9.341e-05/0.01723, allocations: 41.06 kB / 484.1 MB, free: 2.914 MB / 442.7 MB Notification: Performance of NFFlatten.collectFunctions: time 6.893e-05/0.0173, allocations: 40 kB / 484.1 MB, free: 2.875 MB / 442.7 MB Notification: Performance of NFScalarize.scalarize: time 0.000134/0.01744, allocations: 123.7 kB / 484.2 MB, free: 2.754 MB / 442.7 MB Notification: Performance of NFVerifyModel.verify: time 0.000163/0.0176, allocations: 152.3 kB / 484.4 MB, free: 2.605 MB / 442.7 MB Notification: Performance of NFConvertDAE.convert: time 0.0004856/0.01809, allocations: 438.7 kB / 484.8 MB, free: 2.176 MB / 442.7 MB Notification: Performance of FrontEnd - DAE generated: time 5.32e-06/0.01809, allocations: 4.625 kB / 484.8 MB, free: 2.172 MB / 442.7 MB Notification: Performance of FrontEnd: time 1.342e-06/0.01809, allocations: 0.625 kB / 484.8 MB, free: 2.172 MB / 442.7 MB Notification: Performance of Transformations before backend: time 9.237e-06/0.0181, allocations: 0 / 484.8 MB, free: 2.172 MB / 442.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 20 * Number of variables: 20 Notification: Performance of Generate backend data structure: time 0.004208/0.02231, allocations: 0.7782 MB / 485.6 MB, free: 1.332 MB / 442.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.938e-05/0.02235, allocations: 8.656 kB / 485.6 MB, free: 1.324 MB / 442.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001311/0.02248, allocations: 52.88 kB / 485.6 MB, free: 1.273 MB / 442.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003549/0.02284, allocations: 252.6 kB / 485.9 MB, free: 1.004 MB / 442.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.411e-05/0.02289, allocations: 16.91 kB / 485.9 MB, free: 0.9883 MB / 442.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 7.499e-05/0.02296, allocations: 33.3 kB / 485.9 MB, free: 0.957 MB / 442.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004608/0.02343, allocations: 190.9 kB / 486.1 MB, free: 0.7695 MB / 442.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 9.708e-06/0.02344, allocations: 4.188 kB / 486.1 MB, free: 0.7656 MB / 442.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.49e-05/0.02346, allocations: 5.422 kB / 486.1 MB, free: 0.7617 MB / 442.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.671e-06/0.02347, allocations: 384 / 486.1 MB, free: 0.7617 MB / 442.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001205/0.02359, allocations: 46.09 kB / 486.2 MB, free: 0.7227 MB / 442.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.000796/0.02438, allocations: 333.4 kB / 486.5 MB, free: 392 kB / 442.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0002251/0.02461, allocations: 92.62 kB / 486.6 MB, free: 300 kB / 442.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001053/0.02471, allocations: 48.44 kB / 486.6 MB, free: 252 kB / 442.7 MB Notification: Performance of preOpt evalFunc (simulation): time 2.062e-05/0.02473, allocations: 8.734 kB / 486.6 MB, free: 244 kB / 442.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.003305/0.02804, allocations: 156.9 kB / 486.8 MB, free: 80 kB / 442.7 MB Notification: Performance of pre-optimization done (n=16): time 3.026e-06/0.02804, allocations: 0 / 486.8 MB, free: 80 kB / 442.7 MB Notification: Performance of matching and sorting (n=16): time 0.0005093/0.02855, allocations: 205.6 kB / 487 MB, free: 15.88 MB / 458.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 5.395e-05/0.02861, allocations: 59.39 kB / 487.1 MB, free: 15.81 MB / 458.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003349/0.02894, allocations: 344.3 kB / 487.4 MB, free: 15.48 MB / 458.7 MB Notification: Performance of collectPreVariables (initialization): time 6.064e-05/0.029, allocations: 49.69 kB / 487.4 MB, free: 15.42 MB / 458.7 MB Notification: Performance of collectInitialEqns (initialization): time 7.645e-05/0.02908, allocations: 97.39 kB / 487.5 MB, free: 15.32 MB / 458.7 MB Notification: Performance of collectInitialBindings (initialization): time 4.457e-05/0.02912, allocations: 40.36 kB / 487.6 MB, free: 15.28 MB / 458.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001728/0.02929, allocations: 129.3 kB / 487.7 MB, free: 15.15 MB / 458.7 MB Notification: Performance of setup shared object (initialization): time 9.959e-05/0.02939, allocations: 320.9 kB / 488 MB, free: 14.83 MB / 458.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000238/0.02963, allocations: 160.8 kB / 488.2 MB, free: 14.66 MB / 458.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002188/0.02985, allocations: 213.3 kB / 488.4 MB, free: 14.42 MB / 458.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002504/0.0301, allocations: 253.4 kB / 488.6 MB, free: 14.14 MB / 458.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.705e-06/0.0301, allocations: 5.281 kB / 488.6 MB, free: 14.14 MB / 458.7 MB Notification: Performance of matching and sorting (n=29) (initialization): time 0.0005013/0.03061, allocations: 448.8 kB / 489.1 MB, free: 13.67 MB / 458.7 MB Notification: Performance of prepare postOptimizeDAE: time 7.626e-05/0.03068, allocations: 87.38 kB / 489.2 MB, free: 13.57 MB / 458.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.003033/0.03372, allocations: 9.281 kB / 489.2 MB, free: 13.57 MB / 458.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 2.005e-05/0.03374, allocations: 11.92 kB / 489.2 MB, free: 13.55 MB / 458.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000163/0.0339, allocations: 31.92 kB / 489.2 MB, free: 13.52 MB / 458.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.911e-06/0.0339, allocations: 5.094 kB / 489.2 MB, free: 13.52 MB / 458.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002655/0.03417, allocations: 51.81 kB / 489.3 MB, free: 13.47 MB / 458.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.054e-05/0.03424, allocations: 48.69 kB / 489.3 MB, free: 13.42 MB / 458.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 7 * Number of states: 0 () * Number of discrete variables: 24 (calTim.calTim.firstDaySampling,$PRE.calTim.calTim.firstDaySampling,calTim.calTim.firstHourSampling,$PRE.calTim.calTim.firstHourSampling,calTim.calTim.hourSampleTrigger,$whenCondition1,calTim.calTim.daySampleTrigger,$whenCondition2,calTim.calTim.epochLastMonth,$PRE.calTim.calTim.epochLastMonth,calTim.calTim.yearIndex,$PRE.calTim.calTim.yearIndex,calTim.calTim.daysSinceEpoch,$PRE.calTim.calTim.daysSinceEpoch,calTim.calTim.weekDay,$PRE.calTim.calTim.weekDay,calTim.calTim.hour,$PRE.calTim.calTim.hour,calTim.calTim.day,$PRE.calTim.calTim.day,calTim.calTim.month,$PRE.calTim.calTim.month,calTim.calTim.year,$PRE.calTim.calTim.year) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (26): * Single equations (assignments): 24 * Array equations: 0 * Algorithm blocks: 2 * 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 0.0001627/0.0344, allocations: 148.1 kB / 489.5 MB, free: 13.27 MB / 458.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 6.445e-05/0.03447, allocations: 32.53 kB / 489.5 MB, free: 13.24 MB / 458.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 5.749e-05/0.03452, allocations: 31.73 kB / 489.5 MB, free: 13.2 MB / 458.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.216e-06/0.03453, allocations: 1.156 kB / 489.5 MB, free: 13.2 MB / 458.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.328e-06/0.03453, allocations: 4 kB / 489.5 MB, free: 13.2 MB / 458.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.571e-06/0.03454, allocations: 3.984 kB / 489.5 MB, free: 13.19 MB / 458.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0006111/0.03515, allocations: 388.6 kB / 489.9 MB, free: 12.79 MB / 458.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.225e-06/0.03515, allocations: 0 / 489.9 MB, free: 12.79 MB / 458.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 3.43e-05/0.03519, allocations: 7.984 kB / 489.9 MB, free: 12.79 MB / 458.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 5.109e-06/0.03519, allocations: 4.531 kB / 489.9 MB, free: 12.78 MB / 458.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.548e-05/0.03522, allocations: 12.59 kB / 489.9 MB, free: 12.77 MB / 458.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.505e-06/0.03522, allocations: 0 / 489.9 MB, free: 12.77 MB / 458.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.786e-06/0.03522, allocations: 5.438 kB / 489.9 MB, free: 12.77 MB / 458.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0003036/0.03552, allocations: 247.2 kB / 490.2 MB, free: 12.52 MB / 458.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0002289/0.03575, allocations: 131.5 kB / 490.3 MB, free: 12.39 MB / 458.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.174e-05/0.03583, allocations: 25.17 kB / 490.3 MB, free: 12.37 MB / 458.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002654/0.03609, allocations: 25.33 kB / 490.4 MB, free: 12.34 MB / 458.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.287e-05/0.03612, allocations: 15.97 kB / 490.4 MB, free: 12.33 MB / 458.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.658e-05/0.03618, allocations: 43.98 kB / 490.4 MB, free: 12.29 MB / 458.7 MB Notification: Performance of sorting global known variables: time 0.0001537/0.03633, allocations: 145.2 kB / 490.6 MB, free: 12.14 MB / 458.7 MB Notification: Performance of sort global known variables: time 7e-08/0.03633, allocations: 0 / 490.6 MB, free: 12.14 MB / 458.7 MB Notification: Performance of remove unused functions: time 0.003363/0.0397, allocations: 69.95 kB / 490.6 MB, free: 12.08 MB / 458.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 14 (calTim.calTim.daySampleTrigger,calTim.calTim.hourSampleTrigger,$whenCondition2,$whenCondition1,calTim.calTim.year,calTim.calTim.month,calTim.calTim.day,calTim.calTim.hour,calTim.calTim.weekDay,calTim.calTim.daysSinceEpoch,calTim.calTim.yearIndex,calTim.calTim.epochLastMonth,calTim.calTim.firstHourSampling,calTim.calTim.firstDaySampling) * Number of discrete states: 9 (calTim.calTim.firstDaySampling,calTim.calTim.daysSinceEpoch,calTim.calTim.weekDay,calTim.calTim.yearIndex,calTim.calTim.year,calTim.calTim.epochLastMonth,calTim.calTim.month,calTim.calTim.firstHourSampling,calTim.calTim.hour) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (16): * Single equations (assignments): 6 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 10 * 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 0.0001613/0.03986, allocations: 103.3 kB / 490.7 MB, free: 11.97 MB / 458.7 MB Notification: Performance of simCode: created initialization part: time 0.0005998/0.04046, allocations: 417.4 kB / 491.1 MB, free: 11.53 MB / 458.7 MB Notification: Performance of simCode: created event and clocks part: time 6.582e-06/0.04047, allocations: 5.375 kB / 491.1 MB, free: 11.52 MB / 458.7 MB Notification: Performance of simCode: created simulation system equations: time 0.000129/0.04059, allocations: 67.83 kB / 491.2 MB, free: 11.46 MB / 458.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0003101/0.0409, allocations: 55.64 kB / 491.3 MB, free: 11.41 MB / 458.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0007413/0.04165, allocations: 485.8 kB / 491.7 MB, free: 10.92 MB / 458.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 6.561e-05/0.04171, allocations: 87.81 kB / 491.8 MB, free: 10.81 MB / 458.7 MB Notification: Performance of simCode: alias equations: time 5.348e-05/0.04176, allocations: 16.3 kB / 491.8 MB, free: 10.8 MB / 458.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002315/0.042, allocations: 121.5 kB / 492 MB, free: 10.69 MB / 458.7 MB Notification: Performance of SimCode: time 6.91e-07/0.042, allocations: 0.9375 kB / 492 MB, free: 10.69 MB / 458.7 MB Notification: Performance of Templates: time 0.01034/0.05234, allocations: 5.859 MB / 497.8 MB, free: 5.094 MB / 458.7 MB " [Timeout remaining time 660] make -j1 -f IDEAS_IDEAS.Controls.OBC.CDL.Reals.Sources.Validation.CalendarTimeMonths.makefile [Timeout 660] (rm -f IDEAS_IDEAS.Controls.OBC.CDL.Reals.Sources.Validation.CalendarTimeMonths.pipe ; mkfifo IDEAS_IDEAS.Controls.OBC.CDL.Reals.Sources.Validation.CalendarTimeMonths.pipe ; head -c 1048576 < IDEAS_IDEAS.Controls.OBC.CDL.Reals.Sources.Validation.CalendarTimeMonths.pipe >> ../files/IDEAS_IDEAS.Controls.OBC.CDL.Reals.Sources.Validation.CalendarTimeMonths.sim & ./IDEAS_IDEAS.Controls.OBC.CDL.Reals.Sources.Validation.CalendarTimeMonths -abortSlowSimulation -alarm=240 -lv LOG_STATS > IDEAS_IDEAS.Controls.OBC.CDL.Reals.Sources.Validation.CalendarTimeMonths.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 3.604769006371498]