Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState.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 0.001955/0.001955, allocations: 87.73 kB / 20.24 MB, free: 4.039 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 0.002037/0.002037, allocations: 161.3 kB / 23.55 MB, free: 0.7266 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 1.555/1.555, allocations: 177.1 MB / 203.9 MB, free: 5.594 MB / 186.7 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/package.mo", uses=false) [Timeout 180] "[/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/Building/BuildingEnvelope/HeatTransfer/package.mo:2:1-40:17:writable] Warning: Soil_case_nappe was referenced in the package.order file, but was not found in package.mo, Soil_case_nappe/package.mo or Soil_case_nappe.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/package.mo): time 0.9943/0.9943, allocations: 110.3 MB / 370.6 MB, free: 12.46 MB / 346.7 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:44:3-56:20:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:58:3-65:19:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:67:3-72:20:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:74:3-79:20:writable] Warning: External function annotation should occur on the external-clause, not on the function. " [Timeout remaining time 178] Using package BuildSysPro with version 3.6.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/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(BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState,tolerance=1e-06,outputFormat="empty",numberOfIntervals=168,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState") translateModel(BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState,tolerance=1e-06,outputFormat="empty",numberOfIntervals=168,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 2.956e-06/2.956e-06, allocations: 0 / 474.4 MB, free: 15.25 MB / 410.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 4.185e-05/4.481e-05, allocations: 2.312 kB / 474.4 MB, free: 15.24 MB / 410.7 MB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState): time 0.2659/0.266, allocations: 155.9 MB / 0.6156 GB, free: 3.32 MB / 0.5261 GB Notification: Performance of NFInst.instExpressions: time 0.04971/0.3157, allocations: 27.11 MB / 0.6421 GB, free: 8.129 MB / 0.5573 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003927/0.3196, allocations: 91.31 kB / 0.6422 GB, free: 8.039 MB / 0.5573 GB Notification: Performance of NFTyping.typeComponents: time 0.002146/0.3218, allocations: 0.6474 MB / 0.6428 GB, free: 7.387 MB / 0.5573 GB Notification: Performance of NFTyping.typeBindings: time 0.004968/0.3267, allocations: 1.534 MB / 0.6443 GB, free: 5.844 MB / 0.5573 GB Notification: Performance of NFTyping.typeClassSections: time 0.004824/0.3316, allocations: 1.637 MB / 0.6459 GB, free: 4.203 MB / 0.5573 GB Notification: Performance of NFFlatten.flatten: time 0.4118/0.7433, allocations: 4.616 MB / 0.6504 GB, free: 14.47 MB / 0.5573 GB Notification: Performance of NFFlatten.resolveConnections: time 0.005495/0.7488, allocations: 2.983 MB / 0.6533 GB, free: 14.29 MB / 0.5573 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005388/0.7542, allocations: 2.694 MB / 0.6559 GB, free: 14.29 MB / 0.5573 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003395/0.7576, allocations: 2.007 MB / 0.6579 GB, free: 14.29 MB / 0.5573 GB Notification: Performance of NFPackage.collectConstants: time 0.0009792/0.7586, allocations: 418.8 kB / 0.6583 GB, free: 14.29 MB / 0.5573 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003655/0.7622, allocations: 1.349 MB / 0.6596 GB, free: 14.29 MB / 0.5573 GB Notification: Performance of NFScalarize.scalarize: time 0.001279/0.7635, allocations: 1.08 MB / 0.6607 GB, free: 14.29 MB / 0.5573 GB Notification: Performance of NFVerifyModel.verify: time 0.002544/0.7661, allocations: 1.26 MB / 0.6619 GB, free: 14.29 MB / 0.5573 GB Notification: Performance of NFConvertDAE.convert: time 0.01103/0.7771, allocations: 6.12 MB / 0.6679 GB, free: 14.08 MB / 0.5573 GB Notification: Performance of FrontEnd - DAE generated: time 8.035e-06/0.7771, allocations: 0 / 0.6679 GB, free: 14.08 MB / 0.5573 GB Notification: Performance of FrontEnd: time 2.485e-06/0.7771, allocations: 0 / 0.6679 GB, free: 14.08 MB / 0.5573 GB Notification: Performance of Transformations before backend: time 0.0002538/0.7774, allocations: 0 / 0.6679 GB, free: 14.08 MB / 0.5573 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 768 * Number of variables: 768 Notification: Performance of Generate backend data structure: time 0.01441/0.7918, allocations: 4.539 MB / 0.6723 GB, free: 28.37 MB / 0.573 GB Notification: Performance of prepare preOptimizeDAE: time 5.975e-05/0.7918, allocations: 10.47 kB / 0.6723 GB, free: 28.37 MB / 0.573 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01527/0.8071, allocations: 2.717 MB / 0.675 GB, free: 28.05 MB / 0.573 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006553/0.8137, allocations: 2.003 MB / 0.6769 GB, free: 27.55 MB / 0.573 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003369/0.814, allocations: 223.8 kB / 0.6771 GB, free: 27.55 MB / 0.573 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001053/0.815, allocations: 302.2 kB / 0.6774 GB, free: 27.54 MB / 0.573 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01125/0.8263, allocations: 4.884 MB / 0.6822 GB, free: 26.74 MB / 0.573 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.213e-05/0.8264, allocations: 2.562 kB / 0.6822 GB, free: 26.74 MB / 0.573 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003941/0.8268, allocations: 124.2 kB / 0.6823 GB, free: 26.74 MB / 0.573 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.368e-05/0.8269, allocations: 73.16 kB / 0.6824 GB, free: 26.74 MB / 0.573 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01202/0.8389, allocations: 4.789 MB / 0.6871 GB, free: 26.71 MB / 0.573 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02812/0.867, allocations: 13.3 MB / 0.7001 GB, free: 23.26 MB / 0.573 GB Notification: Performance of preOpt comSubExp (simulation): time 0.005876/0.8729, allocations: 2.892 MB / 0.7029 GB, free: 23.2 MB / 0.573 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.002977/0.8758, allocations: 1.512 MB / 0.7044 GB, free: 23.18 MB / 0.573 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002764/0.8761, allocations: 78.33 kB / 0.7044 GB, free: 23.18 MB / 0.573 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.003467/0.8796, allocations: 1.999 MB / 0.7064 GB, free: 22.93 MB / 0.573 GB Notification: Performance of pre-optimization done (n=231): time 5.39e-06/0.8796, allocations: 1.969 kB / 0.7064 GB, free: 22.93 MB / 0.573 GB Notification: Performance of matching and sorting (n=231): time 0.01123/0.8908, allocations: 4.755 MB / 0.711 GB, free: 22.52 MB / 0.573 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002405/0.8911, allocations: 287.3 kB / 0.7113 GB, free: 22.2 MB / 0.573 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003009/0.8941, allocations: 1.949 MB / 0.7132 GB, free: 21.66 MB / 0.573 GB Notification: Performance of collectPreVariables (initialization): time 0.0003716/0.8944, allocations: 72.45 kB / 0.7133 GB, free: 21.63 MB / 0.573 GB Notification: Performance of collectInitialEqns (initialization): time 0.001262/0.8957, allocations: 1.409 MB / 0.7146 GB, free: 20.86 MB / 0.573 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008571/0.8966, allocations: 0.8723 MB / 0.7155 GB, free: 20.27 MB / 0.573 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0009727/0.8975, allocations: 0.5432 MB / 0.716 GB, free: 20.16 MB / 0.573 GB Notification: Performance of setup shared object (initialization): time 0.00027/0.8978, allocations: 479.8 kB / 0.7165 GB, free: 19.69 MB / 0.573 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00255/0.9004, allocations: 1.284 MB / 0.7177 GB, free: 19.41 MB / 0.573 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.003191/0.9035, allocations: 2.112 MB / 0.7198 GB, free: 18.34 MB / 0.573 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.005692/0.9092, allocations: 3.098 MB / 0.7228 GB, free: 16.91 MB / 0.573 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.438e-05/0.9093, allocations: 6.031 kB / 0.7228 GB, free: 16.91 MB / 0.573 GB Notification: Performance of matching and sorting (n=288) (initialization): time 0.007658/0.9169, allocations: 3.601 MB / 0.7264 GB, free: 15.22 MB / 0.573 GB Notification: Performance of prepare postOptimizeDAE: time 3.184e-05/0.9169, allocations: 7.281 kB / 0.7264 GB, free: 15.22 MB / 0.573 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.946e-05/0.917, allocations: 7.312 kB / 0.7264 GB, free: 15.22 MB / 0.573 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0007741/0.9177, allocations: 229.9 kB / 0.7266 GB, free: 15.13 MB / 0.573 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003074/0.9208, allocations: 0.6184 MB / 0.7272 GB, free: 14.97 MB / 0.573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004485/0.9253, allocations: 3.741 MB / 0.7308 GB, free: 11.96 MB / 0.573 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003246/0.9285, allocations: 390.1 kB / 0.7312 GB, free: 11.73 MB / 0.573 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003484/0.9289, allocations: 102.2 kB / 0.7313 GB, free: 11.7 MB / 0.573 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 27 * Number of states: 0 () * Number of discrete variables: 13 ($PRE.intGai.nextTimeEvent,$whenCondition1,weaDat.conTim.canRepeatWeatherFile,weaDat.conTimMin.canRepeatWeatherFile,intGai.nextTimeEventScaled,$PRE.intGai.nextTimeEventScaled,intGai.nextTimeEvent,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,$whenCondition2,$whenCondition3) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (266): * Single equations (assignments): 265 * 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): 1 system {(2,21,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.001932/0.9308, allocations: 0.7273 MB / 0.732 GB, free: 11.21 MB / 0.573 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008844/0.9317, allocations: 300 kB / 0.7323 GB, free: 11.05 MB / 0.573 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.008432/0.9401, allocations: 3.682 MB / 0.7359 GB, free: 9.098 MB / 0.573 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.319e-05/0.9402, allocations: 23.28 kB / 0.7359 GB, free: 9.098 MB / 0.573 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.617e-06/0.9402, allocations: 3.5 kB / 0.7359 GB, free: 9.098 MB / 0.573 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.357e-05/0.9402, allocations: 15.42 kB / 0.7359 GB, free: 9.086 MB / 0.573 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0169/0.9571, allocations: 6.893 MB / 0.7427 GB, free: 4.996 MB / 0.573 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.624e-05/0.9571, allocations: 8.188 kB / 0.7427 GB, free: 4.996 MB / 0.573 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002313/0.9594, allocations: 0.4902 MB / 0.7432 GB, free: 4.879 MB / 0.573 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0009656/0.9604, allocations: 274.2 kB / 0.7434 GB, free: 4.746 MB / 0.573 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000248/0.9606, allocations: 76.66 kB / 0.7435 GB, free: 4.699 MB / 0.573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.007145/0.9678, allocations: 6.361 MB / 0.7497 GB, free: 14.94 MB / 0.5886 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.015e-05/0.9678, allocations: 14 kB / 0.7497 GB, free: 14.94 MB / 0.5886 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01177/0.9796, allocations: 4.877 MB / 0.7545 GB, free: 11.07 MB / 0.5886 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002196/0.9818, allocations: 0.5235 MB / 0.755 GB, free: 10.54 MB / 0.5886 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005889/0.9824, allocations: 67.88 kB / 0.7551 GB, free: 10.48 MB / 0.5886 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00206/0.9844, allocations: 201.5 kB / 0.7553 GB, free: 10.29 MB / 0.5886 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004896/0.9849, allocations: 187.9 kB / 0.7554 GB, free: 10.11 MB / 0.5886 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002312/0.9851, allocations: 95.94 kB / 0.7555 GB, free: 10.01 MB / 0.5886 GB Notification: Performance of sorting global known variables: time 0.002392/0.9875, allocations: 1.223 MB / 0.7567 GB, free: 8.797 MB / 0.5886 GB Notification: Performance of sort global known variables: time 1.11e-07/0.9875, allocations: 0 / 0.7567 GB, free: 8.797 MB / 0.5886 GB Notification: Performance of remove unused functions: time 0.003782/0.9913, allocations: 0.9427 MB / 0.7576 GB, free: 7.852 MB / 0.5886 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 42 * Number of states: 3 (thermalZoneOneElement.volAir.dynBal.U,thermalZoneOneElement.volAir.dynBal.m,thermalZoneOneElement.extWallRC.thermCapExt[1].T) * Number of discrete variables: 7 ($whenCondition3,$whenCondition2,$whenCondition1,weaDat.conTimMin.tNext,weaDat.conTim.tNext,intGai.nextTimeEvent,intGai.nextTimeEventScaled) * Number of discrete states: 4 (intGai.nextTimeEvent,intGai.nextTimeEventScaled,weaDat.conTimMin.tNext,weaDat.conTim.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (222): * Single equations (assignments): 215 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 4 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(2,16,100.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,2)} Notification: Performance of Backend phase and start with SimCode phase: time 0.006832/0.9981, allocations: 1.108 MB / 0.7587 GB, free: 7.27 MB / 0.5886 GB Notification: Performance of simCode: created initialization part: time 0.008453/1.007, allocations: 3.194 MB / 0.7618 GB, free: 4.102 MB / 0.5886 GB Notification: Performance of simCode: created event and clocks part: time 1.922e-05/1.007, allocations: 4 kB / 0.7618 GB, free: 4.098 MB / 0.5886 GB Notification: Performance of simCode: created simulation system equations: time 0.004038/1.011, allocations: 1.844 MB / 0.7636 GB, free: 2.281 MB / 0.5886 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003847/1.015, allocations: 0.7057 MB / 0.7643 GB, free: 1.637 MB / 0.5886 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01376/1.028, allocations: 6.191 MB / 0.7704 GB, free: 11.25 MB / 0.6042 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002301/1.031, allocations: 1.57 MB / 0.7719 GB, free: 9.641 MB / 0.6042 GB Notification: Performance of simCode: alias equations: time 0.003752/1.034, allocations: 0.7843 MB / 0.7727 GB, free: 8.859 MB / 0.6042 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001046/1.035, allocations: 236.3 kB / 0.7729 GB, free: 8.629 MB / 0.6042 GB Notification: Performance of SimCode: time 2.164e-06/1.035, allocations: 0 / 0.7729 GB, free: 8.629 MB / 0.6042 GB Notification: Performance of Templates: time 0.08634/1.122, allocations: 42.02 MB / 0.8139 GB, free: 15.29 MB / 0.6511 GB " [Timeout remaining time 659] make -j1 -f BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState.makefile [Timeout 660] (rm -f BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState.sim & ./BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState -abortSlowSimulation -alarm=240 -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 8.611609896994196]