Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition.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 0.0009142/0.0009142, allocations: 78.66 kB / 20.68 MB, free: 3.824 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 0.0009133/0.0009133, allocations: 180.9 kB / 24.09 MB, free: 424 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 0.8915/0.8915, allocations: 177.1 MB / 204.5 MB, free: 5.539 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo): time 1.778/1.778, allocations: 377.9 MB / 0.6239 GB, free: 8.406 MB / 0.5886 GB " [Timeout remaining time 178] Using package Buildings with version 12.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-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.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition,tolerance=1e-06,outputFormat="mat",numberOfIntervals=88097,variableFilter="time|TBouSte.port.T|TBouCon.port.T|TBouPul.port.T",fileNamePrefix="Buildings_12_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition") translateModel(Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition,tolerance=1e-06,outputFormat="mat",numberOfIntervals=88097,variableFilter="time|TBouSte.port.T|TBouCon.port.T|TBouPul.port.T",fileNamePrefix="Buildings_12_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.102e-06/1.102e-06, allocations: 0.7656 kB / 0.812 GB, free: 1.449 MB / 0.7605 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.209e-05/1.32e-05, allocations: 3.719 kB / 0.812 GB, free: 1.445 MB / 0.7605 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition): time 0.002506/0.002519, allocations: 2.389 MB / 0.8143 GB, free: 15.06 MB / 0.7761 GB Notification: Performance of NFInst.instExpressions: time 0.001174/0.003693, allocations: 1.037 MB / 0.8154 GB, free: 14.02 MB / 0.7761 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001009/0.003794, allocations: 9.531 kB / 0.8154 GB, free: 14.01 MB / 0.7761 GB Notification: Performance of NFTyping.typeComponents: time 0.000178/0.003972, allocations: 43.64 kB / 0.8154 GB, free: 13.97 MB / 0.7761 GB Notification: Performance of NFTyping.typeBindings: time 0.0001292/0.004101, allocations: 91.92 kB / 0.8155 GB, free: 13.88 MB / 0.7761 GB Notification: Performance of NFTyping.typeClassSections: time 0.0003504/0.004451, allocations: 169.2 kB / 0.8157 GB, free: 13.71 MB / 0.7761 GB Notification: Performance of NFFlatten.flatten: time 0.0002107/0.004662, allocations: 298.6 kB / 0.8159 GB, free: 13.42 MB / 0.7761 GB Notification: Performance of NFFlatten.resolveConnections: time 8.292e-05/0.004745, allocations: 29.09 kB / 0.816 GB, free: 13.39 MB / 0.7761 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001764/0.004921, allocations: 171.5 kB / 0.8161 GB, free: 13.22 MB / 0.7761 GB Notification: Performance of NFSimplifyModel.simplify: time 8.005e-05/0.005001, allocations: 81.14 kB / 0.8162 GB, free: 13.14 MB / 0.7761 GB Notification: Performance of NFPackage.collectConstants: time 2.429e-05/0.005025, allocations: 16 kB / 0.8162 GB, free: 13.13 MB / 0.7761 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0002402/0.005266, allocations: 115.8 kB / 0.8163 GB, free: 13.02 MB / 0.7761 GB Notification: Performance of NFScalarize.scalarize: time 3.267e-05/0.005298, allocations: 44.97 kB / 0.8164 GB, free: 12.97 MB / 0.7761 GB Notification: Performance of NFVerifyModel.verify: time 5.762e-05/0.005356, allocations: 71.84 kB / 0.8165 GB, free: 12.9 MB / 0.7761 GB Notification: Performance of NFConvertDAE.convert: time 0.0002633/0.005619, allocations: 255.1 kB / 0.8167 GB, free: 12.65 MB / 0.7761 GB Notification: Performance of FrontEnd - DAE generated: time 1.783e-06/0.005621, allocations: 1.219 kB / 0.8167 GB, free: 12.65 MB / 0.7761 GB Notification: Performance of FrontEnd: time 7.72e-07/0.005622, allocations: 0 / 0.8167 GB, free: 12.65 MB / 0.7761 GB Notification: Performance of Transformations before backend: time 4.128e-06/0.005626, allocations: 0 / 0.8167 GB, free: 12.65 MB / 0.7761 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 27 * Number of variables: 27 Notification: Performance of Generate backend data structure: time 0.0005701/0.006196, allocations: 0.6275 MB / 0.8173 GB, free: 11.98 MB / 0.7761 GB Notification: Performance of prepare preOptimizeDAE: time 3.117e-05/0.006227, allocations: 16.77 kB / 0.8173 GB, free: 11.97 MB / 0.7761 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 5.278e-05/0.00628, allocations: 32.8 kB / 0.8174 GB, free: 11.94 MB / 0.7761 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001983/0.006478, allocations: 236.9 kB / 0.8176 GB, free: 11.68 MB / 0.7761 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.285e-05/0.006491, allocations: 12.61 kB / 0.8176 GB, free: 11.67 MB / 0.7761 GB Notification: Performance of preOpt expandDerOperator (simulation): time 3.039e-05/0.006522, allocations: 20.36 kB / 0.8176 GB, free: 11.65 MB / 0.7761 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0002013/0.006723, allocations: 201.1 kB / 0.8178 GB, free: 11.42 MB / 0.7761 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.327e-06/0.006732, allocations: 4.188 kB / 0.8178 GB, free: 11.42 MB / 0.7761 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.06e-05/0.006743, allocations: 384 / 0.8178 GB, free: 11.42 MB / 0.7761 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.911e-06/0.006749, allocations: 7.938 kB / 0.8178 GB, free: 11.41 MB / 0.7761 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001302/0.006879, allocations: 50.48 kB / 0.8179 GB, free: 11.36 MB / 0.7761 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0005883/0.007467, allocations: 1.022 MB / 0.8189 GB, free: 10.29 MB / 0.7761 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0001603/0.007628, allocations: 149 kB / 0.819 GB, free: 10.11 MB / 0.7761 GB Notification: Performance of preOpt resolveLoops (simulation): time 4.57e-05/0.007673, allocations: 47.75 kB / 0.8191 GB, free: 10.05 MB / 0.7761 GB Notification: Performance of preOpt evalFunc (simulation): time 8.647e-06/0.007682, allocations: 4.531 kB / 0.8191 GB, free: 10.04 MB / 0.7761 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0001603/0.007842, allocations: 177.8 kB / 0.8192 GB, free: 9.844 MB / 0.7761 GB Notification: Performance of pre-optimization done (n=23): time 1.253e-06/0.007844, allocations: 0 / 0.8192 GB, free: 9.844 MB / 0.7761 GB Notification: Performance of matching and sorting (n=23): time 0.0002954/0.008139, allocations: 251 kB / 0.8195 GB, free: 9.594 MB / 0.7761 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.989e-05/0.008179, allocations: 118.8 kB / 0.8196 GB, free: 9.453 MB / 0.7761 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001361/0.008315, allocations: 280.2 kB / 0.8198 GB, free: 9.168 MB / 0.7761 GB Notification: Performance of collectPreVariables (initialization): time 1.958e-05/0.008334, allocations: 37.7 kB / 0.8199 GB, free: 9.125 MB / 0.7761 GB Notification: Performance of collectInitialEqns (initialization): time 7.421e-05/0.008409, allocations: 199.2 kB / 0.8201 GB, free: 8.926 MB / 0.7761 GB Notification: Performance of collectInitialBindings (initialization): time 3.902e-05/0.008448, allocations: 68.27 kB / 0.8201 GB, free: 8.859 MB / 0.7761 GB Notification: Performance of simplifyInitialFunctions (initialization): time 6.571e-05/0.008513, allocations: 79.69 kB / 0.8202 GB, free: 8.77 MB / 0.7761 GB Notification: Performance of setup shared object (initialization): time 0.0001167/0.00863, allocations: 0.5161 MB / 0.8207 GB, free: 8.242 MB / 0.7761 GB Notification: Performance of preBalanceInitialSystem (initialization): time 5.2e-05/0.008682, allocations: 63.41 kB / 0.8208 GB, free: 8.176 MB / 0.7761 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001376/0.00882, allocations: 309.6 kB / 0.8211 GB, free: 7.758 MB / 0.7761 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002296/0.009049, allocations: 390.8 kB / 0.8214 GB, free: 7.266 MB / 0.7761 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.767e-06/0.009053, allocations: 4 kB / 0.8214 GB, free: 7.262 MB / 0.7761 GB Notification: Performance of matching and sorting (n=47) (initialization): time 0.0002846/0.009338, allocations: 352.4 kB / 0.8218 GB, free: 6.902 MB / 0.7761 GB Notification: Performance of prepare postOptimizeDAE: time 2.44e-05/0.009362, allocations: 34.77 kB / 0.8218 GB, free: 6.863 MB / 0.7761 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.594e-06/0.00937, allocations: 8 kB / 0.8218 GB, free: 6.855 MB / 0.7761 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.211e-05/0.009382, allocations: 11.98 kB / 0.8218 GB, free: 6.844 MB / 0.7761 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001454/0.009527, allocations: 80.34 kB / 0.8219 GB, free: 6.766 MB / 0.7761 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.664e-06/0.009535, allocations: 13.36 kB / 0.8219 GB, free: 6.754 MB / 0.7761 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001117/0.009647, allocations: 39.78 kB / 0.822 GB, free: 6.715 MB / 0.7761 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.409e-05/0.009661, allocations: 16.25 kB / 0.822 GB, free: 6.699 MB / 0.7761 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 27 * Number of states: 0 () * Number of discrete variables: 32 (TBouSte.QAve_flow,$PRE.TBouSte.QAve_flow,TBouSte.UOld,$PRE.TBouSte.UOld,TBouSte.port.T,$PRE.TBouSte.port.T,TBouSte.iSam,$PRE.TBouSte.iSam,$whenCondition4,TBouCon.QAve_flow,$PRE.TBouCon.QAve_flow,TBouCon.UOld,$PRE.TBouCon.UOld,TBouCon.port.T,$PRE.TBouCon.port.T,TBouCon.iSam,$PRE.TBouCon.iSam,$whenCondition3,TBouPul.QAve_flow,$PRE.TBouPul.QAve_flow,TBouPul.UOld,$PRE.TBouPul.UOld,TBouPul.port.T,$PRE.TBouPul.port.T,TBouPul.iSam,$PRE.TBouPul.iSam,$whenCondition1,pulse.count,$PRE.pulse.count,pulse.T_start,$PRE.pulse.T_start,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (46): * Single equations (assignments): 45 * Array equations: 0 * Algorithm blocks: 1 * 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 9.574e-05/0.009756, allocations: 205.1 kB / 0.8222 GB, free: 6.488 MB / 0.7761 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 3.181e-05/0.009788, allocations: 31.81 kB / 0.8222 GB, free: 6.457 MB / 0.7761 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 3.536e-05/0.009824, allocations: 30.67 kB / 0.8222 GB, free: 6.43 MB / 0.7761 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.168e-06/0.009828, allocations: 8 kB / 0.8222 GB, free: 6.422 MB / 0.7761 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.264e-06/0.00983, allocations: 0 / 0.8222 GB, free: 6.422 MB / 0.7761 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.559e-06/0.009835, allocations: 4.641 kB / 0.8222 GB, free: 6.418 MB / 0.7761 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.000133/0.009968, allocations: 157.8 kB / 0.8224 GB, free: 6.238 MB / 0.7761 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.704e-06/0.009969, allocations: 3.938 kB / 0.8224 GB, free: 6.234 MB / 0.7761 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 4.639e-05/0.01002, allocations: 25.58 kB / 0.8224 GB, free: 6.211 MB / 0.7761 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.655e-06/0.01002, allocations: 4 kB / 0.8224 GB, free: 6.207 MB / 0.7761 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.421e-05/0.01003, allocations: 11.98 kB / 0.8224 GB, free: 6.195 MB / 0.7761 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.473e-06/0.01003, allocations: 0 / 0.8224 GB, free: 6.195 MB / 0.7761 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.72e-07/0.01003, allocations: 2.531 kB / 0.8224 GB, free: 6.195 MB / 0.7761 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0002885/0.01032, allocations: 307.3 kB / 0.8227 GB, free: 5.863 MB / 0.7761 GB Notification: Performance of postOpt removeConstants (simulation): time 2.136e-05/0.01034, allocations: 27.78 kB / 0.8228 GB, free: 5.836 MB / 0.7761 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 2.502e-05/0.01037, allocations: 8 kB / 0.8228 GB, free: 5.828 MB / 0.7761 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 6.282e-05/0.01043, allocations: 15.98 kB / 0.8228 GB, free: 5.812 MB / 0.7761 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.353e-05/0.01048, allocations: 24 kB / 0.8228 GB, free: 5.789 MB / 0.7761 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.28e-05/0.01049, allocations: 12.61 kB / 0.8228 GB, free: 5.777 MB / 0.7761 GB Notification: Performance of sorting global known variables: time 7.064e-05/0.01056, allocations: 185.1 kB / 0.823 GB, free: 5.598 MB / 0.7761 GB Notification: Performance of sort global known variables: time 5e-08/0.01056, allocations: 1.656 kB / 0.823 GB, free: 5.598 MB / 0.7761 GB Notification: Performance of remove unused functions: time 0.0002575/0.01082, allocations: 91.81 kB / 0.8231 GB, free: 5.508 MB / 0.7761 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 3 (TBouSte.U,TBouCon.U,TBouPul.U) * Number of discrete variables: 18 ($whenCondition4,TBouSte.QAve_flow,TBouSte.port.T,TBouSte.UOld,TBouSte.iSam,$whenCondition3,TBouCon.QAve_flow,TBouCon.port.T,TBouCon.UOld,TBouCon.iSam,$whenCondition2,$whenCondition1,TBouPul.QAve_flow,TBouPul.port.T,TBouPul.UOld,TBouPul.iSam,pulse.T_start,pulse.count) * Number of discrete states: 7 (TBouPul.iSam,TBouPul.UOld,pulse.count,TBouCon.iSam,TBouCon.UOld,TBouSte.iSam,TBouSte.UOld) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (23): * Single equations (assignments): 9 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 14 * 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 0.0002161/0.01103, allocations: 182.2 kB / 0.8233 GB, free: 5.324 MB / 0.7761 GB Notification: Performance of simCode: created initialization part: time 0.0002029/0.01124, allocations: 241.2 kB / 0.8235 GB, free: 5.07 MB / 0.7761 GB Notification: Performance of simCode: created event and clocks part: time 1.342e-06/0.01124, allocations: 0 / 0.8235 GB, free: 5.07 MB / 0.7761 GB Notification: Performance of simCode: created simulation system equations: time 6.978e-05/0.01131, allocations: 67.83 kB / 0.8236 GB, free: 5 MB / 0.7761 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0002503/0.01156, allocations: 71.14 kB / 0.8236 GB, free: 4.934 MB / 0.7761 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0007515/0.01231, allocations: 0.5342 MB / 0.8241 GB, free: 4.359 MB / 0.7761 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 3.901e-05/0.01235, allocations: 80.64 kB / 0.8242 GB, free: 4.262 MB / 0.7761 GB Notification: Performance of simCode: alias equations: time 9.058e-05/0.01244, allocations: 54.81 kB / 0.8243 GB, free: 4.211 MB / 0.7761 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000122/0.01256, allocations: 138.2 kB / 0.8244 GB, free: 4.074 MB / 0.7761 GB Notification: Performance of SimCode: time 5.01e-07/0.01256, allocations: 0 / 0.8244 GB, free: 4.074 MB / 0.7761 GB Notification: Performance of Templates: time 0.006093/0.01865, allocations: 4.722 MB / 0.829 GB, free: 15.5 MB / 0.7917 GB " [Timeout remaining time 300] make -j1 -f Buildings_12_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition.makefile [Timeout 300] (rm -f Buildings_12_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition.pipe ; mkfifo Buildings_12_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition.pipe ; head -c 1048576 < Buildings_12_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition.pipe >> ../files/Buildings_12_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition.sim & ./Buildings_12_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition.pipe 2>&1) [Timeout 240] diffSimulationResults("Buildings_12_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Fluid_Geothermal_Boreholes_BaseClasses_Examples_SingleUTubeBoundaryCondition.csv","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 6.4689926048740745]