Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.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 0.001339/0.001339, allocations: 100.8 kB / 19.74 MB, free: 2.07 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 0.001515/0.001515, allocations: 213.1 kB / 23.04 MB, free: 4.863 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 1.445/1.445, allocations: 230.6 MB / 256.8 MB, free: 7.781 MB / 206.1 MB " [Timeout remaining time 178] 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 3.147/3.147, allocations: 0.49 GB / 0.7959 GB, free: 35.66 MB / 0.6231 GB " [Timeout remaining time 176] 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: translateModel(Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D,tolerance=1e-06,outputFormat="mat",numberOfIntervals=29234,variableFilter="time|TConOutMea|TConOutSim|PEleMea|PEleSim|TEvaOutMea|TEvaOutSim",fileNamePrefix="Buildings_12_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D") translateModel(Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D,tolerance=1e-06,outputFormat="mat",numberOfIntervals=29234,variableFilter="time|TConOutMea|TConOutSim|PEleMea|PEleSim|TEvaOutMea|TEvaOutSim",fileNamePrefix="Buildings_12_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D") [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 0.002042/0.002042, allocations: 63.41 kB / 1.155 GB, free: 25.16 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4033/0.4053, allocations: 176.1 MB / 1.327 GB, free: 0.9414 MB / 1.014 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D): time 0.09206/0.4974, allocations: 75.14 MB / 1.401 GB, free: 5.539 MB / 1.092 GB Notification: Performance of NFInst.instExpressions: time 0.03355/0.5309, allocations: 18.68 MB / 1.419 GB, free: 2.82 MB / 1.107 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.006087/0.537, allocations: 138.9 kB / 1.419 GB, free: 2.684 MB / 1.107 GB Notification: Performance of NFTyping.typeComponents: time 0.004755/0.5418, allocations: 1.32 MB / 1.42 GB, free: 1.355 MB / 1.107 GB Notification: Performance of NFTyping.typeBindings: time 0.01039/0.5522, allocations: 3.084 MB / 1.423 GB, free: 14.26 MB / 1.123 GB Notification: Performance of NFTyping.typeClassSections: time 0.006846/0.559, allocations: 2.317 MB / 1.426 GB, free: 11.96 MB / 1.123 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/Fluid/HeatPumps/ModularReversible/Modular.mo:59:3-61:76:writable] Warning: Parameter heaPum.TConCoo_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=288.15) as default value. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/Fluid/HeatPumps/ModularReversible/Modular.mo:62:3-64:76:writable] Warning: Parameter heaPum.TEvaCoo_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=288.15) as default value. Notification: Performance of NFFlatten.flatten: time 0.01053/0.5695, allocations: 5.936 MB / 1.431 GB, free: 6.012 MB / 1.123 GB Notification: Performance of NFFlatten.resolveConnections: time 0.004283/0.5738, allocations: 2.106 MB / 1.433 GB, free: 3.848 MB / 1.123 GB Notification: Performance of NFEvalConstants.evaluate: time 0.006899/0.5807, allocations: 2.563 MB / 1.436 GB, free: 1.281 MB / 1.123 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003763/0.5845, allocations: 1.689 MB / 1.438 GB, free: 15.59 MB / 1.139 GB Notification: Performance of NFPackage.collectConstants: time 0.0006395/0.5851, allocations: 324 kB / 1.438 GB, free: 15.27 MB / 1.139 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004017/0.5891, allocations: 1.486 MB / 1.439 GB, free: 13.78 MB / 1.139 GB Notification: Performance of NFScalarize.scalarize: time 0.001115/0.5903, allocations: 0.8331 MB / 1.44 GB, free: 12.95 MB / 1.139 GB Notification: Performance of NFVerifyModel.verify: time 0.001983/0.5922, allocations: 1.232 MB / 1.441 GB, free: 11.71 MB / 1.139 GB Notification: Performance of NFConvertDAE.convert: time 0.008647/0.6009, allocations: 5.399 MB / 1.447 GB, free: 6.289 MB / 1.139 GB Notification: Performance of FrontEnd - DAE generated: time 8.456e-06/0.6009, allocations: 4 kB / 1.447 GB, free: 6.285 MB / 1.139 GB Notification: Performance of FrontEnd: time 1.664e-06/0.6009, allocations: 4 kB / 1.447 GB, free: 6.281 MB / 1.139 GB Notification: Performance of Transformations before backend: time 0.0001085/0.601, allocations: 0 / 1.447 GB, free: 6.281 MB / 1.139 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 455 * Number of variables: 455 Notification: Performance of Generate backend data structure: time 0.00651/0.6075, allocations: 3.425 MB / 1.45 GB, free: 2.781 MB / 1.139 GB Notification: Performance of prepare preOptimizeDAE: time 4.387e-05/0.6076, allocations: 8.031 kB / 1.45 GB, free: 2.773 MB / 1.139 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001351/0.6089, allocations: 413.7 kB / 1.45 GB, free: 2.367 MB / 1.139 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00506/0.614, allocations: 2.657 MB / 1.453 GB, free: 15.62 MB / 1.154 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001388/0.6141, allocations: 151.5 kB / 1.453 GB, free: 15.48 MB / 1.154 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002935/0.6144, allocations: 192 kB / 1.453 GB, free: 15.29 MB / 1.154 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00378/0.6182, allocations: 2.137 MB / 1.455 GB, free: 13.03 MB / 1.154 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.365e-05/0.6182, allocations: 3.938 kB / 1.455 GB, free: 13.02 MB / 1.154 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001614/0.6184, allocations: 79.98 kB / 1.455 GB, free: 12.95 MB / 1.154 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.239e-05/0.6185, allocations: 52 kB / 1.455 GB, free: 12.89 MB / 1.154 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002811/0.6213, allocations: 1.431 MB / 1.457 GB, free: 11.46 MB / 1.154 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 0.01034/0.6316, allocations: 6.316 MB / 1.463 GB, free: 4.961 MB / 1.154 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002113/0.6337, allocations: 0.8278 MB / 1.464 GB, free: 4.125 MB / 1.154 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006232/0.6343, allocations: 334.6 kB / 1.464 GB, free: 3.793 MB / 1.154 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003924/0.6347, allocations: 108.6 kB / 1.464 GB, free: 3.688 MB / 1.154 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0009382/0.6357, allocations: 0.561 MB / 1.465 GB, free: 3.078 MB / 1.154 GB Notification: Performance of pre-optimization done (n=66): time 3.467e-06/0.6357, allocations: 0 / 1.465 GB, free: 3.078 MB / 1.154 GB Notification: Performance of matching and sorting (n=66): time 0.002617/0.6383, allocations: 1.129 MB / 1.466 GB, free: 1.941 MB / 1.154 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001001/0.6384, allocations: 137.2 kB / 1.466 GB, free: 1.777 MB / 1.154 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/Fluid/HeatPumps/ModularReversible/Modular.mo:62:3-64:76:writable] Warning: Parameter heaPum.TEvaCoo_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=288.15) as default value. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/Fluid/HeatPumps/ModularReversible/Modular.mo:59:3-61:76:writable] Warning: Parameter heaPum.TConCoo_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=288.15) as default value. Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003169/0.6416, allocations: 2.034 MB / 1.468 GB, free: 15.71 MB / 1.17 GB Notification: Performance of collectPreVariables (initialization): time 0.00014/0.6417, allocations: 53.69 kB / 1.468 GB, free: 15.65 MB / 1.17 GB Notification: Performance of collectInitialEqns (initialization): time 0.00131/0.643, allocations: 1.235 MB / 1.469 GB, free: 14.4 MB / 1.17 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002891/0.6433, allocations: 246 kB / 1.47 GB, free: 14.16 MB / 1.17 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003626/0.6437, allocations: 230.5 kB / 1.47 GB, free: 13.93 MB / 1.17 GB Notification: Performance of setup shared object (initialization): time 0.0001916/0.6439, allocations: 345.9 kB / 1.47 GB, free: 13.58 MB / 1.17 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007012/0.6446, allocations: 353.8 kB / 1.47 GB, free: 13.24 MB / 1.17 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001384/0.6459, allocations: 1.176 MB / 1.472 GB, free: 11.8 MB / 1.17 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001656/0.6476, allocations: 0.9907 MB / 1.473 GB, free: 10.69 MB / 1.17 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.571e-06/0.6476, allocations: 4 kB / 1.473 GB, free: 10.69 MB / 1.17 GB Notification: Performance of matching and sorting (n=122) (initialization): time 0.002587/0.6502, allocations: 1.266 MB / 1.474 GB, free: 9.418 MB / 1.17 GB Notification: Performance of prepare postOptimizeDAE: time 2.709e-05/0.6502, allocations: 8 kB / 1.474 GB, free: 9.41 MB / 1.17 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.543e-05/0.6502, allocations: 12 kB / 1.474 GB, free: 9.398 MB / 1.17 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.096e-05/0.6503, allocations: 16 kB / 1.474 GB, free: 9.383 MB / 1.17 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007673/0.651, allocations: 215.6 kB / 1.474 GB, free: 9.172 MB / 1.17 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.235e-05/0.6511, allocations: 23.92 kB / 1.474 GB, free: 9.148 MB / 1.17 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001164/0.6522, allocations: 139.3 kB / 1.474 GB, free: 9.012 MB / 1.17 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.864e-05/0.6523, allocations: 47.98 kB / 1.474 GB, free: 8.965 MB / 1.17 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 38 * Number of states: 0 () * Number of discrete variables: 10 ($PRE.tabMea.nextTimeEvent,$whenCondition1,heaPum.conHea.y,tabMea.nextTimeEventScaled,$PRE.tabMea.nextTimeEventScaled,tabMea.nextTimeEvent,heaPum.hys.y,$PRE.heaPum.hys.y,heaPum.eff.hys.y,$PRE.heaPum.eff.hys.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (122): * Single equations (assignments): 122 * 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 0.001119/0.6534, allocations: 0.5843 MB / 1.475 GB, free: 8.371 MB / 1.17 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003835/0.6538, allocations: 226.5 kB / 1.475 GB, free: 8.148 MB / 1.17 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002242/0.6561, allocations: 1.122 MB / 1.476 GB, free: 7.023 MB / 1.17 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.021e-05/0.6561, allocations: 15.92 kB / 1.476 GB, free: 7.008 MB / 1.17 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.51e-06/0.6561, allocations: 0 / 1.476 GB, free: 7.008 MB / 1.17 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001538/0.6576, allocations: 0.8888 MB / 1.477 GB, free: 6.09 MB / 1.17 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.004688/0.6623, allocations: 2.579 MB / 1.479 GB, free: 3.453 MB / 1.17 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.156e-06/0.6623, allocations: 4 kB / 1.479 GB, free: 3.449 MB / 1.17 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0006076/0.6629, allocations: 144 kB / 1.48 GB, free: 3.309 MB / 1.17 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.237e-05/0.6629, allocations: 8 kB / 1.48 GB, free: 3.301 MB / 1.17 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.508e-05/0.663, allocations: 27.97 kB / 1.48 GB, free: 3.273 MB / 1.17 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 7.484e-06/0.663, allocations: 4 kB / 1.48 GB, free: 3.27 MB / 1.17 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.328e-06/0.663, allocations: 4 kB / 1.48 GB, free: 3.266 MB / 1.17 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002963/0.666, allocations: 1.598 MB / 1.481 GB, free: 1.633 MB / 1.17 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007395/0.6667, allocations: 322.3 kB / 1.482 GB, free: 1.316 MB / 1.17 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002099/0.6669, allocations: 28 kB / 1.482 GB, free: 1.289 MB / 1.17 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007453/0.6677, allocations: 59.92 kB / 1.482 GB, free: 1.23 MB / 1.17 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001519/0.6678, allocations: 68.47 kB / 1.482 GB, free: 1.164 MB / 1.17 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.631e-05/0.6679, allocations: 31.98 kB / 1.482 GB, free: 1.133 MB / 1.17 GB Notification: Performance of sorting global known variables: time 0.002174/0.6701, allocations: 1.379 MB / 1.483 GB, free: 15.74 MB / 1.186 GB Notification: Performance of sort global known variables: time 9e-08/0.6701, allocations: 0 / 1.483 GB, free: 15.74 MB / 1.186 GB Notification: Performance of remove unused functions: time 0.002079/0.6722, allocations: 0.7086 MB / 1.484 GB, free: 15.03 MB / 1.186 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 7 * Number of states: 6 (heaPum.con.vol.dynBal.U,heaPum.eva.vol.dynBal.U,heaPum.refCycIneCon.criDam.x[1],heaPum.refCycIneCon.criDam.x[2],heaPum.refCycIneEva.criDam.x[1],heaPum.refCycIneEva.criDam.x[2]) * Number of discrete variables: 5 ($whenCondition1,heaPum.eff.hys.y,heaPum.hys.y,tabMea.nextTimeEvent,tabMea.nextTimeEventScaled) * Number of discrete states: 4 (tabMea.nextTimeEvent,tabMea.nextTimeEventScaled,heaPum.hys.y,heaPum.eff.hys.y) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (81): * Single equations (assignments): 73 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 6 * When equations: 2 * 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 0.003907/0.6761, allocations: 1.217 MB / 1.485 GB, free: 14.17 MB / 1.186 GB Notification: Performance of simCode: created initialization part: time 0.00203/0.6781, allocations: 0.8571 MB / 1.486 GB, free: 13.31 MB / 1.186 GB Notification: Performance of simCode: created event and clocks part: time 6.261e-06/0.6781, allocations: 0.5 kB / 1.486 GB, free: 13.31 MB / 1.186 GB Notification: Performance of simCode: created simulation system equations: time 0.0008036/0.6789, allocations: 411.5 kB / 1.486 GB, free: 12.91 MB / 1.186 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00368/0.6826, allocations: 0.7853 MB / 1.487 GB, free: 12.14 MB / 1.186 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007773/0.6904, allocations: 4.172 MB / 1.491 GB, free: 7.906 MB / 1.186 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001303/0.6917, allocations: 1.055 MB / 1.492 GB, free: 6.82 MB / 1.186 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006427/0.6923, allocations: 183.3 kB / 1.492 GB, free: 6.641 MB / 1.186 GB Notification: Performance of SimCode: time 1.022e-06/0.6923, allocations: 0 / 1.492 GB, free: 6.641 MB / 1.186 GB Notification: Performance of Templates: time 0.06347/0.7558, allocations: 38.1 MB / 1.529 GB, free: 0.6797 MB / 1.217 GB " [Timeout remaining time 299] make -j1 -f Buildings_12_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.makefile [Timeout 300] (rm -f Buildings_12_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.pipe ; mkfifo Buildings_12_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.pipe ; head -c 1048576 < Buildings_12_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.pipe >> ../files/Buildings_12_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.sim & ./Buildings_12_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_12_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Fluid_HeatPumps_ModularReversible_Validation_TableData2D.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.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: 17.831148667959496]