Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_4.1.0_Modelica.Electrical.Digital.Examples.FlipFlop.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 0.001718/0.001718, allocations: 84.55 kB / 20.68 MB, free: 1.023 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 0.001487/0.001487, allocations: 163.9 kB / 23.95 MB, free: 4.156 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 1.506/1.506, allocations: 177.1 MB / 204.3 MB, free: 9.203 MB / 190.1 MB " [Timeout remaining time 178] 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(Modelica.Electrical.Digital.Examples.FlipFlop,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5094,variableFilter="time|FF.RS1.TD1.x|FF.RS2.TD1.x",fileNamePrefix="Modelica_4.1.0_Modelica.Electrical.Digital.Examples.FlipFlop") translateModel(Modelica.Electrical.Digital.Examples.FlipFlop,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5094,variableFilter="time|FF.RS1.TD1.x|FF.RS2.TD1.x",fileNamePrefix="Modelica_4.1.0_Modelica.Electrical.Digital.Examples.FlipFlop") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.493e-06/1.493e-06, allocations: 0 / 325.1 MB, free: 0.582 MB / 286.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.478e-05/2.627e-05, allocations: 6.281 kB / 325.1 MB, free: 0.5742 MB / 286.1 MB Notification: Performance of NFInst.instantiate(Modelica.Electrical.Digital.Examples.FlipFlop): time 0.003378/0.003405, allocations: 1.99 MB / 327.1 MB, free: 15.21 MB / 302.1 MB Notification: Performance of NFInst.instExpressions: time 0.002807/0.006211, allocations: 1.116 MB / 328.2 MB, free: 14.47 MB / 302.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001172/0.006328, allocations: 7.344 kB / 328.2 MB, free: 14.46 MB / 302.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0002005/0.006529, allocations: 46.25 kB / 328.2 MB, free: 14.44 MB / 302.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0001319/0.006661, allocations: 45.09 kB / 328.3 MB, free: 14.41 MB / 302.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0005863/0.007247, allocations: 180.5 kB / 328.4 MB, free: 14.3 MB / 302.1 MB Notification: Performance of NFFlatten.flatten: time 0.000557/0.007804, allocations: 473.9 kB / 328.9 MB, free: 14.06 MB / 302.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0002545/0.008059, allocations: 109.3 kB / 329 MB, free: 14 MB / 302.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001315/0.009374, allocations: 0.9142 MB / 329.9 MB, free: 13.82 MB / 302.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0004632/0.009837, allocations: 241.4 kB / 330.2 MB, free: 13.75 MB / 302.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0001375/0.009975, allocations: 41.69 kB / 330.2 MB, free: 13.75 MB / 302.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0001212/0.0101, allocations: 42.53 kB / 330.2 MB, free: 13.75 MB / 302.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002454/0.01034, allocations: 153 kB / 330.4 MB, free: 13.64 MB / 302.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0002379/0.01058, allocations: 147.1 kB / 330.5 MB, free: 13.55 MB / 302.1 MB Notification: Performance of NFConvertDAE.convert: time 0.001055/0.01163, allocations: 0.9703 MB / 331.5 MB, free: 12.79 MB / 302.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.599e-06/0.01164, allocations: 0 / 331.5 MB, free: 12.79 MB / 302.1 MB Notification: Performance of FrontEnd: time 1.032e-06/0.01164, allocations: 0 / 331.5 MB, free: 12.79 MB / 302.1 MB Notification: Performance of Transformations before backend: time 8.636e-06/0.01165, allocations: 0 / 331.5 MB, free: 12.79 MB / 302.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 81 * Number of variables: 81 Notification: Performance of Generate backend data structure: time 0.001407/0.01306, allocations: 0.8019 MB / 332.3 MB, free: 12.14 MB / 302.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.74e-05/0.01311, allocations: 16.81 kB / 332.3 MB, free: 12.14 MB / 302.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001728/0.01329, allocations: 49.44 kB / 332.4 MB, free: 12.11 MB / 302.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005164/0.0138, allocations: 285.9 kB / 332.7 MB, free: 11.88 MB / 302.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.649e-05/0.01385, allocations: 28.25 kB / 332.7 MB, free: 11.87 MB / 302.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 9.357e-05/0.01394, allocations: 36.41 kB / 332.7 MB, free: 11.86 MB / 302.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001061/0.015, allocations: 0.5394 MB / 333.3 MB, free: 11.52 MB / 302.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.394e-05/0.01502, allocations: 192 / 333.3 MB, free: 11.52 MB / 302.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.996e-05/0.01509, allocations: 13.53 kB / 333.3 MB, free: 11.52 MB / 302.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.228e-05/0.0151, allocations: 11.75 kB / 333.3 MB, free: 11.51 MB / 302.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0008601/0.01596, allocations: 451 kB / 333.7 MB, free: 11.29 MB / 302.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002068/0.01803, allocations: 0.9461 MB / 334.7 MB, free: 10.68 MB / 302.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001229/0.01926, allocations: 494.7 kB / 335.2 MB, free: 10.42 MB / 302.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004047/0.01966, allocations: 222 kB / 335.4 MB, free: 10.29 MB / 302.1 MB Notification: Performance of preOpt evalFunc (simulation): time 5.969e-05/0.01972, allocations: 4.031 kB / 335.4 MB, free: 10.29 MB / 302.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.000702/0.02042, allocations: 406.4 kB / 335.8 MB, free: 10.02 MB / 302.1 MB Notification: Performance of pre-optimization done (n=35): time 2.495e-06/0.02043, allocations: 0 / 335.8 MB, free: 10.02 MB / 302.1 MB Notification: Performance of matching and sorting (n=35): time 0.001693/0.02212, allocations: 0.8538 MB / 336.6 MB, free: 9.406 MB / 302.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001008/0.02222, allocations: 118.8 kB / 336.7 MB, free: 9.266 MB / 302.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004107/0.02263, allocations: 305.7 kB / 337 MB, free: 8.957 MB / 302.1 MB Notification: Performance of collectPreVariables (initialization): time 8.063e-05/0.02271, allocations: 37.7 kB / 337.1 MB, free: 8.914 MB / 302.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0001965/0.02291, allocations: 188.9 kB / 337.3 MB, free: 8.723 MB / 302.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001547/0.02306, allocations: 79.42 kB / 337.3 MB, free: 8.645 MB / 302.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003513/0.02341, allocations: 190.1 kB / 337.5 MB, free: 8.453 MB / 302.1 MB Notification: Performance of setup shared object (initialization): time 0.000188/0.0236, allocations: 334.8 kB / 337.9 MB, free: 8.117 MB / 302.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004581/0.02406, allocations: 244.3 kB / 338.1 MB, free: 7.863 MB / 302.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005038/0.02456, allocations: 304.5 kB / 338.4 MB, free: 7.543 MB / 302.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0009566/0.02552, allocations: 0.5176 MB / 338.9 MB, free: 6.988 MB / 302.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.591e-06/0.02552, allocations: 3.938 kB / 338.9 MB, free: 6.984 MB / 302.1 MB Notification: Performance of matching and sorting (n=48) (initialization): time 0.001379/0.0269, allocations: 0.7069 MB / 339.6 MB, free: 6.246 MB / 302.1 MB Notification: Performance of prepare postOptimizeDAE: time 7.203e-05/0.02698, allocations: 71.42 kB / 339.7 MB, free: 6.164 MB / 302.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.255e-06/0.02698, allocations: 0 / 339.7 MB, free: 6.164 MB / 302.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 2.494e-05/0.02701, allocations: 8 kB / 339.7 MB, free: 6.156 MB / 302.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001643/0.02717, allocations: 55.91 kB / 339.7 MB, free: 6.102 MB / 302.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.718e-06/0.02718, allocations: 4 kB / 339.8 MB, free: 6.098 MB / 302.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002463/0.02743, allocations: 31.88 kB / 339.8 MB, free: 6.066 MB / 302.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000312/0.02774, allocations: 287.7 kB / 340.1 MB, free: 5.785 MB / 302.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 5 * Number of states: 0 () * Number of discrete variables: 45 ($whenCondition1,$PRE.FF.And2.auxiliary_n,FF.RS2.TD1.x_delayed,$PRE.FF.RS2.TD1.x,FF.RS2.Nor2.auxiliary_n,FF.RS2.Nor2.auxiliary[2],FF.RS2.Nor2.x[2],FF.RS2.Nor2.x[1],$PRE.FF.And4.auxiliary_n,FF.RS1.TD1.x_delayed,$PRE.FF.RS1.TD1.x,FF.RS1.Nor2.auxiliary_n,FF.RS1.Nor2.auxiliary[2],FF.RS1.Nor2.x[2],FF.RS1.Nor2.x[1],$PRE.FF.Not1.auxiliary,FF.And4.auxiliary_n,FF.And4.x[1],FF.And3.auxiliary_n,FF.And3.x[2],$PRE.FF.And1.auxiliary_n,FF.And1.y,FF.RS2.TD1.x,$PRE.FF.RS2.Nor2.auxiliary_n,FF.RS2.Nor1.auxiliary_n,$PRE.FF.RS2.Nor1.auxiliary_n,FF.RS2.Nor1.auxiliary[2],K.y,J.y,CLK.t_i,$PRE.CLK.t_i,FF.Not1.auxiliary,$PRE.FF.And3.auxiliary_n,FF.And3.y,FF.And2.auxiliary_n,FF.And2.auxiliary[2],FF.And2.x[1],FF.And1.auxiliary_n,FF.And1.auxiliary[2],FF.And1.x[1],FF.RS1.TD1.x,$PRE.FF.RS1.Nor2.auxiliary_n,FF.RS1.Nor1.auxiliary_n,$PRE.FF.RS1.Nor1.auxiliary_n,FF.RS1.Nor1.auxiliary[2]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (48): * Single equations (assignments): 46 * 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 0.0004196/0.02816, allocations: 293 kB / 340.3 MB, free: 5.477 MB / 302.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 8.845e-05/0.02825, allocations: 35.75 kB / 340.4 MB, free: 5.441 MB / 302.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 7.57e-05/0.02833, allocations: 38.95 kB / 340.4 MB, free: 5.406 MB / 302.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.597e-06/0.02833, allocations: 0 / 340.4 MB, free: 5.406 MB / 302.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.953e-06/0.02834, allocations: 4 kB / 340.4 MB, free: 5.402 MB / 302.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.803e-06/0.02834, allocations: 3.984 kB / 340.4 MB, free: 5.398 MB / 302.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0005483/0.02889, allocations: 353 kB / 340.8 MB, free: 5.023 MB / 302.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.389e-06/0.0289, allocations: 3.938 kB / 340.8 MB, free: 5.02 MB / 302.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001236/0.02902, allocations: 59.91 kB / 340.8 MB, free: 4.961 MB / 302.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 3.416e-06/0.02902, allocations: 0 / 340.8 MB, free: 4.961 MB / 302.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.259e-05/0.02911, allocations: 51.97 kB / 340.9 MB, free: 4.91 MB / 302.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.214e-06/0.02912, allocations: 0 / 340.9 MB, free: 4.91 MB / 302.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.734e-06/0.02912, allocations: 0 / 340.9 MB, free: 4.91 MB / 302.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001233/0.03035, allocations: 0.6673 MB / 341.6 MB, free: 4.199 MB / 302.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0003037/0.03066, allocations: 127.6 kB / 341.7 MB, free: 4.074 MB / 302.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001126/0.03077, allocations: 16 kB / 341.7 MB, free: 4.059 MB / 302.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001644/0.03093, allocations: 16 kB / 341.7 MB, free: 4.043 MB / 302.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002629/0.0312, allocations: 99.83 kB / 341.8 MB, free: 3.945 MB / 302.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003111/0.03151, allocations: 287.7 kB / 342.1 MB, free: 3.664 MB / 302.1 MB Notification: Performance of sorting global known variables: time 0.0002235/0.03173, allocations: 201.2 kB / 342.3 MB, free: 3.465 MB / 302.1 MB Notification: Performance of sort global known variables: time 8e-08/0.03173, allocations: 0 / 342.3 MB, free: 3.465 MB / 302.1 MB Notification: Performance of remove unused functions: time 0.0004296/0.03216, allocations: 99.84 kB / 342.4 MB, free: 3.367 MB / 302.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 33 ($whenCondition1,FF.RS1.Nor1.auxiliary[2],FF.RS1.Nor1.auxiliary_n,FF.RS1.Nor2.x[1],FF.RS1.Nor2.x[2],FF.RS1.Nor2.auxiliary[2],FF.RS1.Nor2.auxiliary_n,FF.RS1.TD1.x,FF.RS1.TD1.x_delayed,FF.RS2.Nor1.auxiliary[2],FF.RS2.Nor1.auxiliary_n,FF.RS2.Nor2.x[1],FF.RS2.Nor2.x[2],FF.RS2.Nor2.auxiliary[2],FF.RS2.Nor2.auxiliary_n,FF.RS2.TD1.x,FF.RS2.TD1.x_delayed,FF.And1.x[1],FF.And1.y,FF.And1.auxiliary[2],FF.And1.auxiliary_n,FF.And2.x[1],FF.And2.auxiliary[2],FF.And2.auxiliary_n,FF.And3.x[2],FF.And3.y,FF.And3.auxiliary_n,FF.And4.x[1],FF.And4.auxiliary_n,FF.Not1.auxiliary,CLK.t_i,J.y,K.y) * Number of discrete states: 13 (FF.Not1.auxiliary,FF.And4.auxiliary_n,FF.And3.auxiliary_n,FF.And2.auxiliary_n,FF.And1.auxiliary_n,FF.RS2.TD1.x,FF.RS2.Nor2.auxiliary_n,FF.RS2.Nor1.auxiliary_n,FF.RS1.TD1.x,FF.RS1.Nor2.auxiliary_n,FF.RS1.Nor1.auxiliary_n,K.y,J.y) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (35): * Single equations (assignments): 32 * Array equations: 0 * Algorithm blocks: 2 * Record equations: 0 * When equations: 1 * 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 0.0002177/0.03238, allocations: 145.8 kB / 342.5 MB, free: 3.215 MB / 302.1 MB Notification: Performance of simCode: created initialization part: time 0.001167/0.03354, allocations: 0.6627 MB / 343.2 MB, free: 2.5 MB / 302.1 MB Notification: Performance of simCode: created event and clocks part: time 1.893e-06/0.03355, allocations: 0 / 343.2 MB, free: 2.5 MB / 302.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0006124/0.03416, allocations: 413.7 kB / 343.6 MB, free: 2.059 MB / 302.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001406/0.03556, allocations: 339.7 kB / 343.9 MB, free: 1.758 MB / 302.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00147/0.03703, allocations: 0.7646 MB / 344.7 MB, free: 0.9492 MB / 302.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002482/0.03728, allocations: 200.3 kB / 344.9 MB, free: 0.7305 MB / 302.1 MB Notification: Performance of simCode: alias equations: time 0.001579/0.03886, allocations: 0.7471 MB / 345.6 MB, free: 15.98 MB / 318.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000767/0.03963, allocations: 275.9 kB / 345.9 MB, free: 15.71 MB / 318.1 MB Notification: Performance of SimCode: time 6.72e-07/0.03963, allocations: 0 / 345.9 MB, free: 15.71 MB / 318.1 MB Notification: Performance of Templates: time 0.0198/0.05942, allocations: 11.44 MB / 357.3 MB, free: 4.246 MB / 318.1 MB " [Timeout remaining time 660] make -j1 -f Modelica_4.1.0_Modelica.Electrical.Digital.Examples.FlipFlop.makefile [Timeout 660] (rm -f Modelica_4.1.0_Modelica.Electrical.Digital.Examples.FlipFlop.pipe ; mkfifo Modelica_4.1.0_Modelica.Electrical.Digital.Examples.FlipFlop.pipe ; head -c 1048576 < Modelica_4.1.0_Modelica.Electrical.Digital.Examples.FlipFlop.pipe >> ../files/Modelica_4.1.0_Modelica.Electrical.Digital.Examples.FlipFlop.sim & ./Modelica_4.1.0_Modelica.Electrical.Digital.Examples.FlipFlop -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Modelica_4.1.0_Modelica.Electrical.Digital.Examples.FlipFlop.pipe 2>&1) [Timeout 480] diffSimulationResults("Modelica_4.1.0_Modelica.Electrical.Digital.Examples.FlipFlop_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/Modelica/Electrical/Digital/Examples/FlipFlop/FlipFlop.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Modelica_4.1.0_Modelica.Electrical.Digital.Examples.FlipFlop.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 4.696195006370544]