Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr OpenIPSL_OpenIPSL.Tests.Controls.PSSE.ES.ESAC1A.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 0.0009487/0.0009487, allocations: 80.94 kB / 19.94 MB, free: 4.543 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 0.9354/0.9354, allocations: 177.2 MB / 200.3 MB, free: 5.691 MB / 186.7 MB " [Timeout remaining time 179] 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 0.001721/0.001721, allocations: 152.6 kB / 257 MB, free: 12.98 MB / 250.7 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/OpenIPSL 3.1.0/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/OpenIPSL 3.1.0/package.mo): time 0.4234/0.4234, allocations: 80.24 MB / 340.5 MB, free: 9.145 MB / 314.7 MB " [Timeout remaining time 180] Using package OpenIPSL with version 3.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/OpenIPSL 3.1.0/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 Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 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(OpenIPSL.Tests.Controls.PSSE.ES.ESAC1A,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="OpenIPSL_OpenIPSL.Tests.Controls.PSSE.ES.ESAC1A") translateModel(OpenIPSL.Tests.Controls.PSSE.ES.ESAC1A,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="OpenIPSL_OpenIPSL.Tests.Controls.PSSE.ES.ESAC1A") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.072e-06/1.072e-06, allocations: 0 / 383.9 MB, free: 14.46 MB / 362.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.871e-05/1.978e-05, allocations: 2.312 kB / 383.9 MB, free: 14.46 MB / 362.7 MB Notification: Performance of NFInst.instantiate(OpenIPSL.Tests.Controls.PSSE.ES.ESAC1A): time 0.006508/0.006528, allocations: 8.495 MB / 392.4 MB, free: 5.93 MB / 362.7 MB Notification: Performance of NFInst.instExpressions: time 0.004732/0.01126, allocations: 3.034 MB / 395.4 MB, free: 2.891 MB / 362.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0005599/0.01182, allocations: 19.94 kB / 395.4 MB, free: 2.871 MB / 362.7 MB Notification: Performance of NFTyping.typeComponents: time 0.0006218/0.01244, allocations: 364.8 kB / 395.8 MB, free: 2.512 MB / 362.7 MB Notification: Performance of NFTyping.typeBindings: time 0.001461/0.0139, allocations: 1.122 MB / 396.9 MB, free: 1.383 MB / 362.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.001233/0.01514, allocations: 1.029 MB / 397.9 MB, free: 360 kB / 362.7 MB Notification: Performance of NFFlatten.flatten: time 0.001579/0.01671, allocations: 2.548 MB / 400.5 MB, free: 13.79 MB / 378.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0003795/0.01709, allocations: 375.1 kB / 400.8 MB, free: 13.38 MB / 378.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0009996/0.01809, allocations: 1.43 MB / 402.3 MB, free: 11.94 MB / 378.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0007694/0.01886, allocations: 0.9969 MB / 403.3 MB, free: 10.94 MB / 378.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0001993/0.01906, allocations: 216 kB / 403.5 MB, free: 10.73 MB / 378.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0004767/0.01954, allocations: 443.7 kB / 403.9 MB, free: 10.3 MB / 378.7 MB Notification: Performance of NFScalarize.scalarize: time 0.0002779/0.01982, allocations: 0.533 MB / 404.4 MB, free: 9.762 MB / 378.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0004152/0.02023, allocations: 0.6931 MB / 405.1 MB, free: 9.066 MB / 378.7 MB Notification: Performance of NFConvertDAE.convert: time 0.001359/0.02159, allocations: 1.895 MB / 407 MB, free: 7.164 MB / 378.7 MB Notification: Performance of FrontEnd - DAE generated: time 2.255e-06/0.02159, allocations: 0 / 407 MB, free: 7.164 MB / 378.7 MB Notification: Performance of FrontEnd: time 1.092e-06/0.02159, allocations: 0 / 407 MB, free: 7.164 MB / 378.7 MB Notification: Performance of Transformations before backend: time 1.642e-05/0.02161, allocations: 0 / 407 MB, free: 7.164 MB / 378.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 284 * Number of variables: 284 Notification: Performance of Generate backend data structure: time 0.005684/0.02729, allocations: 3.817 MB / 410.8 MB, free: 3.309 MB / 378.7 MB Notification: Performance of prepare preOptimizeDAE: time 2.88e-05/0.02732, allocations: 8.031 kB / 410.9 MB, free: 3.301 MB / 378.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003621/0.03094, allocations: 0.9675 MB / 411.8 MB, free: 2.332 MB / 378.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001242/0.03219, allocations: 0.8063 MB / 412.6 MB, free: 1.488 MB / 378.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004244/0.03261, allocations: 0.7646 MB / 413.4 MB, free: 0.5742 MB / 378.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001792/0.03279, allocations: 135.9 kB / 413.5 MB, free: 452 kB / 378.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001422/0.03421, allocations: 1.035 MB / 414.6 MB, free: 15.35 MB / 394.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.119e-05/0.03423, allocations: 0 / 414.6 MB, free: 15.35 MB / 394.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.075e-05/0.03432, allocations: 44 kB / 414.6 MB, free: 15.3 MB / 394.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.267e-05/0.03435, allocations: 31.98 kB / 414.6 MB, free: 15.27 MB / 394.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0009329/0.03528, allocations: 478.9 kB / 415.1 MB, free: 14.79 MB / 394.7 MB 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 0.007215/0.04249, allocations: 2.851 MB / 418 MB, free: 11.86 MB / 394.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.003238/0.04573, allocations: 1.452 MB / 419.4 MB, free: 10.39 MB / 394.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004783/0.04621, allocations: 311 kB / 419.7 MB, free: 10.08 MB / 394.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0002055/0.04642, allocations: 69.2 kB / 419.8 MB, free: 10.01 MB / 394.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0007851/0.0472, allocations: 0.6166 MB / 420.4 MB, free: 9.367 MB / 394.7 MB Notification: Performance of pre-optimization done (n=139): time 3.246e-06/0.04721, allocations: 0 / 420.4 MB, free: 9.367 MB / 394.7 MB Notification: Performance of matching and sorting (n=139): time 0.02006/0.06726, allocations: 7.135 MB / 427.5 MB, free: 2.211 MB / 394.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 6.111e-05/0.06732, allocations: 149.8 kB / 427.7 MB, free: 2.035 MB / 394.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001055/0.06838, allocations: 1.187 MB / 428.9 MB, free: 0.8398 MB / 394.7 MB Notification: Performance of collectPreVariables (initialization): time 9.282e-05/0.06847, allocations: 53.69 kB / 428.9 MB, free: 0.7812 MB / 394.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002846/0.06875, allocations: 0.4987 MB / 429.4 MB, free: 280 kB / 394.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0003509/0.0691, allocations: 0.5152 MB / 429.9 MB, free: 15.75 MB / 410.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005251/0.06963, allocations: 375.3 kB / 430.3 MB, free: 15.38 MB / 410.7 MB Notification: Performance of setup shared object (initialization): time 6.994e-05/0.0697, allocations: 301.1 kB / 430.6 MB, free: 15.08 MB / 410.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008682/0.07057, allocations: 411.8 kB / 431 MB, free: 14.66 MB / 410.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001001/0.07157, allocations: 0.6447 MB / 431.6 MB, free: 13.95 MB / 410.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001857/0.07343, allocations: 1.179 MB / 432.8 MB, free: 12.7 MB / 410.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.917e-06/0.07344, allocations: 7.938 kB / 432.8 MB, free: 12.7 MB / 410.7 MB Notification: Performance of matching and sorting (n=259) (initialization): time 0.005226/0.07866, allocations: 2.423 MB / 435.2 MB, free: 10.25 MB / 410.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.968e-05/0.07868, allocations: 8 kB / 435.3 MB, free: 10.25 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.14e-05/0.07869, allocations: 4 kB / 435.3 MB, free: 10.24 MB / 410.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.004429/0.08312, allocations: 1.759 MB / 437 MB, free: 8.477 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001204/0.08433, allocations: 414.2 kB / 437.4 MB, free: 8.074 MB / 410.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002337/0.08666, allocations: 1.933 MB / 439.4 MB, free: 6.09 MB / 410.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00106/0.08772, allocations: 234.7 kB / 439.6 MB, free: 5.859 MB / 410.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001262/0.08785, allocations: 55.97 kB / 439.6 MB, free: 5.805 MB / 410.7 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001071/0.08892, allocations: 0.5135 MB / 440.2 MB, free: 5.281 MB / 410.7 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0009917/0.08991, allocations: 0.6524 MB / 440.8 MB, free: 4.555 MB / 410.7 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.00145/0.09136, allocations: 1.157 MB / 442 MB, free: 3.34 MB / 410.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.929e-06/0.09137, allocations: 4 kB / 442 MB, free: 3.336 MB / 410.7 MB Notification: Performance of matching and sorting (n=259) (initialization_lambda0): time 0.003852/0.09522, allocations: 2.434 MB / 444.4 MB, free: 0.8828 MB / 410.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.009e-05/0.09523, allocations: 8 kB / 444.4 MB, free: 0.875 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.493e-06/0.09523, allocations: 4 kB / 444.4 MB, free: 0.8711 MB / 410.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.1543/0.2495, allocations: 1.746 MB / 446.2 MB, free: 55.57 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001485/0.251, allocations: 394.5 kB / 446.5 MB, free: 55.57 MB / 410.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002383/0.2534, allocations: 1.922 MB / 448.5 MB, free: 54.53 MB / 410.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001236/0.2546, allocations: 219.8 kB / 448.7 MB, free: 54.53 MB / 410.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001276/0.2548, allocations: 47.39 kB / 448.7 MB, free: 54.53 MB / 410.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 18 * Number of states: 0 () * Number of discrete variables: 3 (eSAC1A.rotatingExciterWithDemagnetization.sISO.local_reset,$whenCondition2,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (195): * Single equations (assignments): 193 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(30,26), (1,9)} Notification: Performance of prepare postOptimizeDAE: time 0.0002756/0.255, allocations: 270.7 kB / 449 MB, free: 54.35 MB / 410.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002523/0.2553, allocations: 148.9 kB / 449.1 MB, free: 54.35 MB / 410.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.009609/0.2649, allocations: 2.886 MB / 452 MB, free: 54.23 MB / 410.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.379e-05/0.2649, allocations: 14.84 kB / 452 MB, free: 54.23 MB / 410.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.015e-06/0.2649, allocations: 2.969 kB / 452 MB, free: 54.23 MB / 410.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.265e-05/0.2649, allocations: 4.359 kB / 452 MB, free: 54.23 MB / 410.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006806/0.2717, allocations: 3.77 MB / 455.8 MB, free: 53.84 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.157e-06/0.2717, allocations: 3.25 kB / 455.8 MB, free: 53.84 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004837/0.2722, allocations: 187.7 kB / 456 MB, free: 53.84 MB / 410.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.004468/0.2767, allocations: 2.1 MB / 458.1 MB, free: 53.81 MB / 410.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.521e-05/0.2768, allocations: 29.83 kB / 458.1 MB, free: 53.81 MB / 410.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.005908/0.2827, allocations: 4.236 MB / 462.4 MB, free: 52.5 MB / 410.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.032e-06/0.2827, allocations: 0 / 462.4 MB, free: 52.5 MB / 410.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005013/0.2877, allocations: 3.275 MB / 465.6 MB, free: 50.05 MB / 410.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0001656/0.2878, allocations: 181.8 kB / 465.8 MB, free: 50 MB / 410.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001486/0.288, allocations: 27.98 kB / 465.8 MB, free: 49.99 MB / 410.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005952/0.2886, allocations: 114.7 kB / 466 MB, free: 49.9 MB / 410.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004058/0.289, allocations: 281.5 kB / 466.2 MB, free: 49.7 MB / 410.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.602e-05/0.2891, allocations: 27.8 kB / 466.3 MB, free: 49.68 MB / 410.7 MB Notification: Performance of sorting global known variables: time 0.0003831/0.2894, allocations: 0.6271 MB / 466.9 MB, free: 49.15 MB / 410.7 MB Notification: Performance of sort global known variables: time 8e-08/0.2894, allocations: 1.203 kB / 466.9 MB, free: 49.15 MB / 410.7 MB Notification: Performance of remove unused functions: time 0.001159/0.2906, allocations: 0.9366 MB / 467.8 MB, free: 48.34 MB / 410.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 14 (gENCLS.omega,gENCLS.delta,gENCLS.eq,gENROE.w,gENROE.delta,gENROE.Epd,gENROE.Epq,gENROE.PSIkd,gENROE.PSIkq,eSAC1A.imLeadLag.TF.x_scaled[1],eSAC1A.imSimpleLag.state,eSAC1A.simpleLagLim.state,eSAC1A.derivative.x,eSAC1A.rotatingExciterWithDemagnetization.sISO.y) * Number of discrete variables: 2 ($whenCondition1,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (96): * Single equations (assignments): 95 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(26,23)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0002553/0.2908, allocations: 158.3 kB / 468 MB, free: 48.21 MB / 410.7 MB Notification: Performance of simCode: created initialization part: time 0.004794/0.2956, allocations: 2.978 MB / 471 MB, free: 45.52 MB / 410.7 MB Notification: Performance of simCode: created event and clocks part: time 8.917e-06/0.2957, allocations: 12 kB / 471 MB, free: 45.51 MB / 410.7 MB Notification: Performance of simCode: created simulation system equations: time 0.001777/0.2974, allocations: 1.278 MB / 472.2 MB, free: 44.35 MB / 410.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005351/0.298, allocations: 200.7 kB / 472.4 MB, free: 44.25 MB / 410.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002816/0.3008, allocations: 2.859 MB / 475.3 MB, free: 41.57 MB / 410.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001452/0.3009, allocations: 310.4 kB / 475.6 MB, free: 41.25 MB / 410.7 MB Notification: Performance of simCode: alias equations: time 0.0004355/0.3014, allocations: 189.7 kB / 475.8 MB, free: 41.07 MB / 410.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003848/0.3017, allocations: 243.8 kB / 476 MB, free: 40.84 MB / 410.7 MB Notification: Performance of SimCode: time 9.12e-07/0.3017, allocations: 0 / 476 MB, free: 40.84 MB / 410.7 MB Notification: Performance of Templates: time 0.03311/0.3349, allocations: 41.19 MB / 0.5051 GB, free: 288 kB / 410.7 MB " [Timeout remaining time 660] make -j1 -f OpenIPSL_OpenIPSL.Tests.Controls.PSSE.ES.ESAC1A.makefile [Timeout 660] (rm -f OpenIPSL_OpenIPSL.Tests.Controls.PSSE.ES.ESAC1A.pipe ; mkfifo OpenIPSL_OpenIPSL.Tests.Controls.PSSE.ES.ESAC1A.pipe ; head -c 1048576 < OpenIPSL_OpenIPSL.Tests.Controls.PSSE.ES.ESAC1A.pipe >> ../files/OpenIPSL_OpenIPSL.Tests.Controls.PSSE.ES.ESAC1A.sim & ./OpenIPSL_OpenIPSL.Tests.Controls.PSSE.ES.ESAC1A -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -lv LOG_STATS > OpenIPSL_OpenIPSL.Tests.Controls.PSSE.ES.ESAC1A.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 3.998074315022677]