Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.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 0.001323/0.001323, allocations: 80.92 kB / 20.75 MB, free: 3.738 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 0.001505/0.001505, allocations: 165 kB / 24.17 MB, free: 332 kB / 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 0.985/0.985, allocations: 177.2 MB / 204.6 MB, free: 5.48 MB / 186.7 MB " [Timeout remaining time 179] 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 0.6043/0.6043, allocations: 110.2 MB / 371.3 MB, free: 12.36 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 179] 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.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow,tolerance=1e-08,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow") translateModel(BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow,tolerance=1e-08,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.193e-06/1.193e-06, allocations: 0 / 422.4 MB, free: 9.359 MB / 394.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.007e-05/1.126e-05, allocations: 2.312 kB / 422.4 MB, free: 9.355 MB / 394.7 MB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow): time 0.3408/0.3408, allocations: 150.3 MB / 0.5593 GB, free: 9.898 MB / 0.4948 GB Notification: Performance of NFInst.instExpressions: time 0.004869/0.3457, allocations: 3.931 MB / 0.5632 GB, free: 5.98 MB / 0.4948 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0004962/0.3462, allocations: 55.56 kB / 0.5632 GB, free: 5.926 MB / 0.4948 GB Notification: Performance of NFTyping.typeComponents: time 0.0006185/0.3468, allocations: 305.6 kB / 0.5635 GB, free: 5.625 MB / 0.4948 GB Notification: Performance of NFTyping.typeBindings: time 0.00174/0.3485, allocations: 1.187 MB / 0.5647 GB, free: 4.434 MB / 0.4948 GB Notification: Performance of NFTyping.typeClassSections: time 0.001197/0.3497, allocations: 0.8951 MB / 0.5655 GB, free: 3.539 MB / 0.4948 GB Notification: Performance of NFFlatten.flatten: time 0.002091/0.3518, allocations: 2.982 MB / 0.5684 GB, free: 0.5547 MB / 0.4948 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0008033/0.3526, allocations: 0.7708 MB / 0.5692 GB, free: 15.77 MB / 0.5105 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001761/0.3544, allocations: 1.513 MB / 0.5707 GB, free: 14.3 MB / 0.5105 GB Notification: Performance of NFSimplifyModel.simplify: time 0.000993/0.3554, allocations: 0.8243 MB / 0.5715 GB, free: 13.47 MB / 0.5105 GB Notification: Performance of NFPackage.collectConstants: time 0.0001156/0.3555, allocations: 104 kB / 0.5716 GB, free: 13.37 MB / 0.5105 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00053/0.356, allocations: 403.1 kB / 0.572 GB, free: 12.98 MB / 0.5105 GB Notification: Performance of NFScalarize.scalarize: time 0.0003333/0.3563, allocations: 0.4947 MB / 0.5724 GB, free: 12.48 MB / 0.5105 GB Notification: Performance of NFVerifyModel.verify: time 0.0003974/0.3567, allocations: 475 kB / 0.5729 GB, free: 12.02 MB / 0.5105 GB Notification: Performance of NFConvertDAE.convert: time 0.001129/0.3579, allocations: 1.215 MB / 0.5741 GB, free: 10.8 MB / 0.5105 GB Notification: Performance of FrontEnd - DAE generated: time 4.198e-06/0.3579, allocations: 0 / 0.5741 GB, free: 10.8 MB / 0.5105 GB Notification: Performance of FrontEnd: time 1.392e-06/0.3579, allocations: 0 / 0.5741 GB, free: 10.8 MB / 0.5105 GB Notification: Performance of Transformations before backend: time 1.308e-05/0.3579, allocations: 0 / 0.5741 GB, free: 10.8 MB / 0.5105 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 213 * Number of variables: 213 Notification: Performance of Generate backend data structure: time 0.001373/0.3593, allocations: 1.334 MB / 0.5754 GB, free: 9.438 MB / 0.5105 GB Notification: Performance of prepare preOptimizeDAE: time 3.249e-05/0.3593, allocations: 8.625 kB / 0.5754 GB, free: 9.43 MB / 0.5105 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0009785/0.3603, allocations: 392 kB / 0.5758 GB, free: 9.047 MB / 0.5105 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0007615/0.361, allocations: 0.6486 MB / 0.5764 GB, free: 8.375 MB / 0.5105 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.422e-05/0.3611, allocations: 66.38 kB / 0.5765 GB, free: 8.309 MB / 0.5105 GB Notification: Performance of preOpt expandDerOperator (simulation): time 9.881e-05/0.3612, allocations: 96.69 kB / 0.5766 GB, free: 8.215 MB / 0.5105 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006967/0.3619, allocations: 0.9778 MB / 0.5775 GB, free: 7.113 MB / 0.5105 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.84e-05/0.3619, allocations: 0 / 0.5775 GB, free: 7.113 MB / 0.5105 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.445e-05/0.362, allocations: 36 kB / 0.5775 GB, free: 7.078 MB / 0.5105 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.977e-05/0.362, allocations: 34 kB / 0.5776 GB, free: 7.047 MB / 0.5105 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003448/0.3623, allocations: 249.8 kB / 0.5778 GB, free: 6.801 MB / 0.5105 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 0.0023/0.3646, allocations: 1.791 MB / 0.5796 GB, free: 4.984 MB / 0.5105 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0002722/0.3649, allocations: 298.4 kB / 0.5799 GB, free: 4.688 MB / 0.5105 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001103/0.365, allocations: 106.7 kB / 0.58 GB, free: 4.582 MB / 0.5105 GB Notification: Performance of preOpt evalFunc (simulation): time 9.034e-05/0.3651, allocations: 28.48 kB / 0.58 GB, free: 4.551 MB / 0.5105 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.548e-05/0.3651, allocations: 43 kB / 0.58 GB, free: 4.5 MB / 0.5105 GB Notification: Performance of pre-optimization done (n=47): time 1.673e-06/0.3651, allocations: 8 kB / 0.58 GB, free: 4.492 MB / 0.5105 GB Notification: Performance of matching and sorting (n=49): time 0.001338/0.3665, allocations: 0.8066 MB / 0.5808 GB, free: 3.652 MB / 0.5105 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.209e-05/0.3665, allocations: 59.91 kB / 0.5809 GB, free: 3.582 MB / 0.5105 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003926/0.3669, allocations: 0.535 MB / 0.5814 GB, free: 3.039 MB / 0.5105 GB Notification: Performance of collectPreVariables (initialization): time 3.593e-05/0.3669, allocations: 37.7 kB / 0.5814 GB, free: 2.996 MB / 0.5105 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001639/0.3671, allocations: 417.2 kB / 0.5818 GB, free: 2.582 MB / 0.5105 GB Notification: Performance of collectInitialBindings (initialization): time 9.317e-05/0.3672, allocations: 182.4 kB / 0.582 GB, free: 2.402 MB / 0.5105 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001112/0.3673, allocations: 106.2 kB / 0.5821 GB, free: 2.293 MB / 0.5105 GB Notification: Performance of setup shared object (initialization): time 0.0001017/0.3674, allocations: 390.5 kB / 0.5825 GB, free: 1.902 MB / 0.5105 GB Notification: Performance of preBalanceInitialSystem (initialization): time 9.066e-05/0.3675, allocations: 64.11 kB / 0.5825 GB, free: 1.84 MB / 0.5105 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001518/0.3676, allocations: 224.6 kB / 0.5828 GB, free: 1.57 MB / 0.5105 GB Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: volDyn.dynBal.medium.p = volDyn.dynBal.p_start (bou.p = volDyn.dynBal.p_start) Notification: Performance of analyzeInitialSystem (initialization): time 0.0004793/0.3681, allocations: 444.2 kB / 0.5832 GB, free: 1.102 MB / 0.5105 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.164e-06/0.3681, allocations: 0 / 0.5832 GB, free: 1.102 MB / 0.5105 GB Notification: Performance of matching and sorting (n=72) (initialization): time 0.0003687/0.3685, allocations: 345.7 kB / 0.5835 GB, free: 0.7461 MB / 0.5105 GB Notification: Performance of prepare postOptimizeDAE: time 1.433e-05/0.3685, allocations: 7.984 kB / 0.5835 GB, free: 0.7383 MB / 0.5105 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.41e-06/0.3685, allocations: 4 kB / 0.5835 GB, free: 0.7344 MB / 0.5105 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0001553/0.3687, allocations: 70.16 kB / 0.5836 GB, free: 0.6562 MB / 0.5105 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002964/0.3689, allocations: 132.9 kB / 0.5837 GB, free: 0.5273 MB / 0.5105 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001418/0.3704, allocations: 2.493 MB / 0.5861 GB, free: 13.84 MB / 0.5261 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002648/0.3706, allocations: 16 kB / 0.5862 GB, free: 13.83 MB / 0.5261 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.998e-05/0.3707, allocations: 21.62 kB / 0.5862 GB, free: 13.81 MB / 0.5261 GB Warning: The initial conditions are over specified. The following 1 initial equations are redundant, so they are removed from the initialization system: volDyn.dynBal.medium.p = volDyn.dynBal.p_start. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 12 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (67): * Single equations (assignments): 65 * 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 {(1,4), (1,1)} Notification: Performance of prepare postOptimizeDAE: time 0.0001561/0.3708, allocations: 152.5 kB / 0.5863 GB, free: 13.65 MB / 0.5261 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 7.803e-05/0.3709, allocations: 67.88 kB / 0.5864 GB, free: 13.58 MB / 0.5261 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 8.361e-05/0.371, allocations: 87.34 kB / 0.5865 GB, free: 13.49 MB / 0.5261 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.448e-06/0.371, allocations: 9.5 kB / 0.5865 GB, free: 13.48 MB / 0.5261 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.064e-06/0.371, allocations: 0 / 0.5865 GB, free: 13.48 MB / 0.5261 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0002989/0.3713, allocations: 0.5121 MB / 0.587 GB, free: 12.88 MB / 0.5261 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001003/0.3723, allocations: 0.9718 MB / 0.5879 GB, free: 11.83 MB / 0.5261 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.528e-06/0.3723, allocations: 8.031 kB / 0.5879 GB, free: 11.82 MB / 0.5261 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002588/0.3726, allocations: 111.9 kB / 0.588 GB, free: 11.71 MB / 0.5261 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001116/0.3727, allocations: 54.48 kB / 0.5881 GB, free: 11.66 MB / 0.5261 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.157e-05/0.3727, allocations: 8 kB / 0.5881 GB, free: 11.65 MB / 0.5261 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0006626/0.3733, allocations: 1.315 MB / 0.5894 GB, free: 10.25 MB / 0.5261 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.338e-06/0.3734, allocations: 7.938 kB / 0.5894 GB, free: 10.24 MB / 0.5261 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0004638/0.3738, allocations: 0.5748 MB / 0.59 GB, free: 9.594 MB / 0.5261 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001682/0.374, allocations: 123.3 kB / 0.5901 GB, free: 9.473 MB / 0.5261 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.302e-05/0.374, allocations: 8 kB / 0.5901 GB, free: 9.465 MB / 0.5261 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002645/0.3743, allocations: 28.05 kB / 0.5901 GB, free: 9.438 MB / 0.5261 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 6.266e-05/0.3744, allocations: 47.81 kB / 0.5902 GB, free: 9.391 MB / 0.5261 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.519e-05/0.3744, allocations: 23.98 kB / 0.5902 GB, free: 9.367 MB / 0.5261 GB Notification: Performance of sorting global known variables: time 0.000174/0.3746, allocations: 252.6 kB / 0.5904 GB, free: 9.125 MB / 0.5261 GB Notification: Performance of sort global known variables: time 4e-08/0.3746, allocations: 0 / 0.5904 GB, free: 9.125 MB / 0.5261 GB Notification: Performance of remove unused functions: time 0.000465/0.375, allocations: 280 kB / 0.5907 GB, free: 8.852 MB / 0.5261 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 14 * Number of states: 2 (volDyn.dynBal.medium.Xi[1],volDyn.dynBal.U) * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (45): * Single equations (assignments): 44 * 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 {(1,4)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0002052/0.3752, allocations: 137.6 kB / 0.5908 GB, free: 8.707 MB / 0.5261 GB Notification: Performance of simCode: created initialization part: time 0.0005765/0.3758, allocations: 496 kB / 0.5913 GB, free: 8.199 MB / 0.5261 GB Notification: Performance of simCode: created event and clocks part: time 1.786e-05/0.3758, allocations: 8 kB / 0.5913 GB, free: 8.191 MB / 0.5261 GB Notification: Performance of simCode: created simulation system equations: time 0.0001921/0.376, allocations: 258.5 kB / 0.5915 GB, free: 7.926 MB / 0.5261 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001085/0.3771, allocations: 0.5236 MB / 0.5921 GB, free: 7.457 MB / 0.5261 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00159/0.3787, allocations: 1.564 MB / 0.5936 GB, free: 5.812 MB / 0.5261 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001464/0.3789, allocations: 223.8 kB / 0.5938 GB, free: 5.574 MB / 0.5261 GB Notification: Performance of simCode: alias equations: time 0.0003085/0.3792, allocations: 130.7 kB / 0.5939 GB, free: 5.457 MB / 0.5261 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006503/0.3798, allocations: 385 kB / 0.5943 GB, free: 5.074 MB / 0.5261 GB Notification: Performance of SimCode: time 8.82e-07/0.3798, allocations: 4 kB / 0.5943 GB, free: 5.07 MB / 0.5261 GB Notification: Performance of Templates: time 0.02034/0.4002, allocations: 19.63 MB / 0.6135 GB, free: 2.055 MB / 0.5417 GB " [Timeout remaining time 660] make -j1 -f BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.makefile [Timeout 660] (rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.sim & ./BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow -abortSlowSimulation -alarm=240 -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 3.9938098317943513]