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 0.001649/0.001649, allocations: 104.4 kB / 19.7 MB, free: 2.125 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 0.002151/0.002151, allocations: 216.9 kB / 22.99 MB, free: 4.945 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 1.504/1.504, allocations: 230.6 MB / 256.8 MB, free: 7.809 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 3.169/3.169, allocations: 0.4892 GB / 0.7951 GB, free: 35.54 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 0.00206/0.00206, allocations: 64.22 kB / 1.154 GB, free: 25.57 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3686/0.3707, allocations: 176.1 MB / 1.326 GB, free: 1.84 MB / 1.014 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D): time 0.09117/0.4618, allocations: 75.14 MB / 1.4 GB, free: 6.438 MB / 1.092 GB Notification: Performance of NFInst.instExpressions: time 0.0326/0.4944, allocations: 18.68 MB / 1.418 GB, free: 3.719 MB / 1.107 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.005431/0.4999, allocations: 134.9 kB / 1.418 GB, free: 3.586 MB / 1.107 GB Notification: Performance of NFTyping.typeComponents: time 0.004584/0.5044, allocations: 1.324 MB / 1.419 GB, free: 2.254 MB / 1.107 GB Notification: Performance of NFTyping.typeBindings: time 0.009956/0.5144, allocations: 3.09 MB / 1.422 GB, free: 15.15 MB / 1.123 GB Notification: Performance of NFTyping.typeClassSections: time 0.006675/0.5211, allocations: 2.313 MB / 1.425 GB, free: 12.86 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 0.009621/0.5307, allocations: 5.925 MB / 1.43 GB, free: 6.918 MB / 1.123 GB Notification: Performance of NFFlatten.resolveConnections: time 0.004133/0.5348, allocations: 2.114 MB / 1.432 GB, free: 4.746 MB / 1.123 GB Notification: Performance of NFEvalConstants.evaluate: time 0.006506/0.5413, allocations: 2.563 MB / 1.435 GB, free: 2.18 MB / 1.123 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003517/0.5449, allocations: 1.677 MB / 1.437 GB, free: 0.4961 MB / 1.123 GB Notification: Performance of NFPackage.collectConstants: time 0.0006972/0.5456, allocations: 324 kB / 1.437 GB, free: 184 kB / 1.123 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004097/0.5496, allocations: 1.49 MB / 1.438 GB, free: 14.69 MB / 1.139 GB Notification: Performance of NFScalarize.scalarize: time 0.001105/0.5508, allocations: 0.8292 MB / 1.439 GB, free: 13.86 MB / 1.139 GB Notification: Performance of NFVerifyModel.verify: time 0.002042/0.5528, allocations: 1.232 MB / 1.44 GB, free: 12.62 MB / 1.139 GB Notification: Performance of NFConvertDAE.convert: time 0.008731/0.5615, allocations: 5.403 MB / 1.446 GB, free: 7.195 MB / 1.139 GB Notification: Performance of FrontEnd - DAE generated: time 7.364e-06/0.5615, allocations: 4 kB / 1.446 GB, free: 7.191 MB / 1.139 GB Notification: Performance of FrontEnd: time 1.843e-06/0.5615, allocations: 0 / 1.446 GB, free: 7.191 MB / 1.139 GB Notification: Performance of Transformations before backend: time 0.0001219/0.5617, allocations: 0 / 1.446 GB, free: 7.191 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 0.006893/0.5686, allocations: 3.425 MB / 1.449 GB, free: 3.691 MB / 1.139 GB Notification: Performance of prepare preOptimizeDAE: time 4.63e-05/0.5686, allocations: 12.03 kB / 1.449 GB, free: 3.68 MB / 1.139 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001253/0.5699, allocations: 413.7 kB / 1.449 GB, free: 3.273 MB / 1.139 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005453/0.5753, allocations: 2.657 MB / 1.452 GB, free: 0.5312 MB / 1.139 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001594/0.5755, allocations: 147.5 kB / 1.452 GB, free: 396 kB / 1.139 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003143/0.5758, allocations: 188 kB / 1.452 GB, free: 208 kB / 1.139 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003842/0.5796, allocations: 2.141 MB / 1.454 GB, free: 13.93 MB / 1.154 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.634e-05/0.5797, allocations: 11.88 kB / 1.454 GB, free: 13.92 MB / 1.154 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001546/0.5798, allocations: 80 kB / 1.455 GB, free: 13.84 MB / 1.154 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.159e-05/0.5799, allocations: 44 kB / 1.455 GB, free: 13.8 MB / 1.154 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002909/0.5828, allocations: 1.434 MB / 1.456 GB, free: 12.36 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 0.0111/0.5939, allocations: 6.327 MB / 1.462 GB, free: 5.855 MB / 1.154 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002205/0.5961, allocations: 0.8226 MB / 1.463 GB, free: 5.027 MB / 1.154 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006431/0.5967, allocations: 330.6 kB / 1.463 GB, free: 4.699 MB / 1.154 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003941/0.5971, allocations: 108.6 kB / 1.463 GB, free: 4.594 MB / 1.154 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0009638/0.5981, allocations: 0.561 MB / 1.464 GB, free: 3.984 MB / 1.154 GB Notification: Performance of pre-optimization done (n=66): time 3.156e-06/0.5981, allocations: 4 kB / 1.464 GB, free: 3.98 MB / 1.154 GB Notification: Performance of matching and sorting (n=66): time 0.002766/0.6009, allocations: 1.121 MB / 1.465 GB, free: 2.852 MB / 1.154 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001095/0.601, allocations: 141.2 kB / 1.465 GB, free: 2.684 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 0.003309/0.6043, allocations: 2.041 MB / 1.467 GB, free: 0.6094 MB / 1.154 GB Notification: Performance of collectPreVariables (initialization): time 0.0001646/0.6044, allocations: 49.7 kB / 1.467 GB, free: 0.5547 MB / 1.154 GB Notification: Performance of collectInitialEqns (initialization): time 0.001341/0.6058, allocations: 1.235 MB / 1.468 GB, free: 15.3 MB / 1.17 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003273/0.6061, allocations: 242 kB / 1.469 GB, free: 15.07 MB / 1.17 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003669/0.6065, allocations: 235.9 kB / 1.469 GB, free: 14.83 MB / 1.17 GB Notification: Performance of setup shared object (initialization): time 0.0001799/0.6067, allocations: 341.9 kB / 1.469 GB, free: 14.49 MB / 1.17 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007379/0.6074, allocations: 353.8 kB / 1.47 GB, free: 14.14 MB / 1.17 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00143/0.6088, allocations: 1.178 MB / 1.471 GB, free: 12.7 MB / 1.17 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001738/0.6106, allocations: 0.9908 MB / 1.472 GB, free: 11.59 MB / 1.17 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.095e-06/0.6106, allocations: 4 kB / 1.472 GB, free: 11.59 MB / 1.17 GB Notification: Performance of matching and sorting (n=122) (initialization): time 0.002738/0.6133, allocations: 1.266 MB / 1.473 GB, free: 10.32 MB / 1.17 GB Notification: Performance of prepare postOptimizeDAE: time 2.545e-05/0.6133, allocations: 8 kB / 1.473 GB, free: 10.31 MB / 1.17 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.691e-05/0.6133, allocations: 11.94 kB / 1.473 GB, free: 10.3 MB / 1.17 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.126e-05/0.6134, allocations: 12 kB / 1.473 GB, free: 10.29 MB / 1.17 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007764/0.6142, allocations: 219.6 kB / 1.473 GB, free: 10.07 MB / 1.17 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.777e-05/0.6142, allocations: 19.92 kB / 1.473 GB, free: 10.05 MB / 1.17 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001329/0.6155, allocations: 141.1 kB / 1.473 GB, free: 9.918 MB / 1.17 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.461e-05/0.6156, allocations: 51.98 kB / 1.473 GB, free: 9.867 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 0.001226/0.6168, allocations: 0.5873 MB / 1.474 GB, free: 9.27 MB / 1.17 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005027/0.6173, allocations: 218.5 kB / 1.474 GB, free: 9.055 MB / 1.17 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002415/0.6198, allocations: 1.126 MB / 1.475 GB, free: 7.93 MB / 1.17 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.711e-05/0.6198, allocations: 8 kB / 1.475 GB, free: 7.922 MB / 1.17 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.742e-06/0.6198, allocations: 0 / 1.475 GB, free: 7.922 MB / 1.17 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001603/0.6214, allocations: 0.8927 MB / 1.476 GB, free: 6.996 MB / 1.17 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005099/0.6265, allocations: 2.579 MB / 1.479 GB, free: 4.355 MB / 1.17 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.795e-06/0.6265, allocations: 4 kB / 1.479 GB, free: 4.352 MB / 1.17 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000643/0.6271, allocations: 148 kB / 1.479 GB, free: 4.207 MB / 1.17 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.072e-05/0.6271, allocations: 4 kB / 1.479 GB, free: 4.203 MB / 1.17 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.554e-05/0.6272, allocations: 31.97 kB / 1.479 GB, free: 4.172 MB / 1.17 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.763e-06/0.6272, allocations: 4 kB / 1.479 GB, free: 4.168 MB / 1.17 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.024e-06/0.6272, allocations: 0 / 1.479 GB, free: 4.168 MB / 1.17 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002993/0.6302, allocations: 1.602 MB / 1.48 GB, free: 2.539 MB / 1.17 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0009096/0.6311, allocations: 326.3 kB / 1.481 GB, free: 2.219 MB / 1.17 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002525/0.6314, allocations: 28 kB / 1.481 GB, free: 2.191 MB / 1.17 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007801/0.6321, allocations: 51.94 kB / 1.481 GB, free: 2.141 MB / 1.17 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000161/0.6323, allocations: 72.47 kB / 1.481 GB, free: 2.07 MB / 1.17 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.282e-05/0.6324, allocations: 31.98 kB / 1.481 GB, free: 2.039 MB / 1.17 GB Notification: Performance of sorting global known variables: time 0.00228/0.6347, allocations: 1.371 MB / 1.482 GB, free: 0.6523 MB / 1.17 GB Notification: Performance of sort global known variables: time 7e-08/0.6347, allocations: 0 / 1.482 GB, free: 0.6523 MB / 1.17 GB Notification: Performance of remove unused functions: time 0.002041/0.6367, allocations: 0.7242 MB / 1.483 GB, free: 15.92 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 0.003924/0.6406, allocations: 1.225 MB / 1.484 GB, free: 15.06 MB / 1.186 GB Notification: Performance of simCode: created initialization part: time 0.001939/0.6426, allocations: 0.8458 MB / 1.485 GB, free: 14.21 MB / 1.186 GB Notification: Performance of simCode: created event and clocks part: time 5.601e-06/0.6426, allocations: 192 / 1.485 GB, free: 14.21 MB / 1.186 GB Notification: Performance of simCode: created simulation system equations: time 0.0008031/0.6434, allocations: 411.5 kB / 1.485 GB, free: 13.81 MB / 1.186 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003682/0.6471, allocations: 0.7781 MB / 1.486 GB, free: 13.05 MB / 1.186 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.008192/0.6553, allocations: 4.166 MB / 1.49 GB, free: 8.82 MB / 1.186 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001334/0.6566, allocations: 1.051 MB / 1.491 GB, free: 7.738 MB / 1.186 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007057/0.6573, allocations: 187.3 kB / 1.491 GB, free: 7.555 MB / 1.186 GB Notification: Performance of SimCode: time 8.01e-07/0.6573, allocations: 0 / 1.491 GB, free: 7.555 MB / 1.186 GB Notification: Performance of Templates: time 0.06442/0.7217, allocations: 38.11 MB / 1.529 GB, free: 1.586 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: 18.005832825321704]