Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Fluid.SolarCollectors.Validation.EN12975_Array.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "[:1:22-1:33:writable] Warning: Modelica only supports 32-bit signed integers! Transforming: 13743895347 into a real Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.0002806/0.0002806, allocations: 0 / 0, free: 0 / 0 " [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 0.0002223/0.0002223, allocations: 0 / 0, free: 0 / 0 " [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 0.1346/0.1346, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] 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 0.2387/0.2387, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] 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: simulate(Buildings.Fluid.SolarCollectors.Validation.EN12975_Array,startTime=0,stopTime=86400,tolerance=1e-06,numberOfIntervals=2500,outputFormat="mat",variableFilter="time|solCol.sta_b.T|solCol1.sta_b.T|solCol2.sta_b.T|dT.y|solCol.m_flow|solCol1.m_flow|solCol2.m_flow|solCol.dp|solCol1.dp|solCol2.dp",fileNamePrefix="Buildings_12_Buildings.Fluid.SolarCollectors.Validation.EN12975_Array",simflags="-abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS") simulate(Buildings.Fluid.SolarCollectors.Validation.EN12975_Array,startTime=0,stopTime=86400,tolerance=1e-06,numberOfIntervals=2500,outputFormat="mat",variableFilter="time|solCol.sta_b.T|solCol1.sta_b.T|solCol2.sta_b.T|dT.y|solCol.m_flow|solCol1.m_flow|solCol2.m_flow|solCol.dp|solCol1.dp|solCol2.dp",fileNamePrefix="Buildings_12_Buildings.Fluid.SolarCollectors.Validation.EN12975_Array",simflags="-abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS") [Timeout 540] "Notification: Performance of FrontEnd - loaded program: time 1.203e-06/1.203e-06, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - Absyn->SCode: time 2.105e-05/2.225e-05, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instantiate(Buildings.Fluid.SolarCollectors.Validation.EN12975_Array): time 0.0494/0.04942, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instExpressions: time 0.2747/0.3242, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.updateImplicitVariability: time 0.006201/0.3304, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeComponents: time 0.005714/0.3361, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeBindings: time 0.01471/0.3508, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeClassSections: time 0.01045/0.3612, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.flatten: time 0.02003/0.3813, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.resolveConnections: time 0.01027/0.3915, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFEvalConstants.evaluate: time 0.01546/0.407, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFSimplifyModel.simplify: time 0.005606/0.4126, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFPackage.collectConstants: time 0.001132/0.4137, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.collectFunctions: time 0.004195/0.4179, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFScalarize.scalarize: time 0.002469/0.4204, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFVerifyModel.verify: time 0.003256/0.4237, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFConvertDAE.convert: time 0.01472/0.4384, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - DAE generated: time 0.0013/0.4397, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd: time 1.903e-06/0.4397, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Transformations before backend: time 5.376e-05/0.4397, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1604 * Number of variables: 1604 Notification: Performance of Generate backend data structure: time 0.01397/0.4537, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare preOptimizeDAE: time 0.0004225/0.4541, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt normalInlineFunction (simulation): time 0.009272/0.4634, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evaluateParameters (simulation): time 0.008824/0.4722, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0006996/0.4729, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt expandDerOperator (simulation): time 0.001308/0.4742, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt clockPartitioning (simulation): time 0.01066/0.4849, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt findStateOrder (simulation): time 0.0002417/0.4851, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000899/0.486, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004465/0.4865, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeEqualRHS (simulation): time 0.005311/0.4918, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02931/0.5211, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt comSubExp (simulation): time 0.005106/0.5262, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt resolveLoops (simulation): time 0.001854/0.5281, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evalFunc (simulation): time 0.0007338/0.5288, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.003081/0.5319, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt simplifyInStream (simulation): time 0.001473/0.5334, allocations: 0 / 0, free: 0 / 0 Notification: Performance of pre-optimization done (n=451): time 5.659e-05/0.5334, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=451): time 0.007421/0.5408, allocations: 0 / 0, free: 0 / 0 Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001877/0.541, allocations: 0 / 0, free: 0 / 0 Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.005128/0.5462, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectPreVariables (initialization): time 0.0007335/0.5469, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialEqns (initialization): time 0.002181/0.5491, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialBindings (initialization): time 0.001402/0.5505, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simplifyInitialFunctions (initialization): time 0.00186/0.5523, allocations: 0 / 0, free: 0 / 0 Notification: Performance of setup shared object (initialization): time 2.075e-05/0.5523, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization): time 0.001497/0.5538, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization): time 0.002194/0.556, allocations: 0 / 0, free: 0 / 0 Notification: Performance of analyzeInitialSystem (initialization): time 0.004596/0.5606, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.224e-05/0.5607, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=639) (initialization): time 0.007242/0.568, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 0.0001556/0.5681, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.519e-05/0.5682, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 7.465e-05/0.5683, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003948/0.5722, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0001085/0.5723, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002843/0.5752, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005928/0.5757, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002569/0.5783, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0022/0.5805, allocations: 0 / 0, free: 0 / 0 Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.004638/0.5852, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 8.234e-05/0.5852, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=639) (initialization_lambda0): time 0.007296/0.5925, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 0.0001594/0.5927, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.464e-05/0.5928, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 7.02e-05/0.5928, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003942/0.5968, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0001008/0.5969, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002901/0.5998, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005881/0.6004, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 108 * Number of states: 0 () * Number of discrete variables: 57 (weaDat.conTim.canRepeatWeatherFile,weaDat.conTimMin.canRepeatWeatherFile,weaDat.decAng.k,$PRE.weaDat.decAng.k,weaDat.decAng.tNext,$PRE.weaDat.decAng.tNext,weaDat.eqnTim.k,$PRE.weaDat.eqnTim.k,weaDat.eqnTim.tNext,$PRE.weaDat.eqnTim.tNext,weaDat.conTim.k,$PRE.weaDat.conTim.k,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.k,$PRE.weaDat.conTimMin.k,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,weaDat.locTim.k,$PRE.weaDat.locTim.k,weaDat.locTim.tNext,$PRE.weaDat.locTim.tNext,solCol2.HDirTil.incAng.decAng.k,$PRE.solCol2.HDirTil.incAng.decAng.k,solCol2.HDirTil.incAng.decAng.tNext,$PRE.solCol2.HDirTil.incAng.decAng.tNext,solCol2.HDifTilIso.incAng.decAng.k,$PRE.solCol2.HDifTilIso.incAng.decAng.k,solCol2.HDifTilIso.incAng.decAng.tNext,$PRE.solCol2.HDifTilIso.incAng.decAng.tNext,solCol1.HDirTil.incAng.decAng.k,$PRE.solCol1.HDirTil.incAng.decAng.k,solCol1.HDirTil.incAng.decAng.tNext,$PRE.solCol1.HDirTil.incAng.decAng.tNext,solCol1.HDifTilIso.incAng.decAng.k,$PRE.solCol1.HDifTilIso.incAng.decAng.k,solCol1.HDifTilIso.incAng.decAng.tNext,$PRE.solCol1.HDifTilIso.incAng.decAng.tNext,solCol.HDirTil.incAng.decAng.k,$PRE.solCol.HDirTil.incAng.decAng.k,solCol.HDirTil.incAng.decAng.tNext,$PRE.solCol.HDirTil.incAng.decAng.tNext,solCol.HDifTilIso.incAng.decAng.k,$PRE.solCol.HDifTilIso.incAng.decAng.k,solCol.HDifTilIso.incAng.decAng.tNext,$PRE.solCol.HDifTilIso.incAng.decAng.tNext,$whenCondition1,$whenCondition2,$whenCondition3,$whenCondition4,$whenCondition5,$whenCondition6,$whenCondition7,$whenCondition8,$whenCondition9,$whenCondition10,$whenCondition11) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (612): * Single equations (assignments): 609 * Array equations: 0 * Algorithm blocks: 3 * 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 0.002016/0.6024, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009078/0.6033, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.009517/0.6128, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.991e-05/0.6129, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt constantLinearSystem (simulation): time 1.523e-05/0.6129, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.005729/0.6186, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01879/0.6374, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.749e-05/0.6374, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003833/0.6413, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (simulation): time 4.874e-05/0.6413, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005391/0.6419, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.977e-05/0.6419, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.637e-05/0.642, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02761/0.6696, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeConstants (simulation): time 0.008755/0.6783, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.008048/0.6864, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.009252/0.6956, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00134/0.697, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0006465/0.6976, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sorting global known variables: time 0.01346/0.7111, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sort global known variables: time 0.0003017/0.7114, allocations: 0 / 0, free: 0 / 0 Notification: Performance of remove unused functions: time 0.01045/0.7218, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 44 * Number of states: 9 (solCol.vol[1].dynBal.U,solCol.vol[2].dynBal.U,solCol.vol[3].dynBal.U,solCol1.vol[1].dynBal.U,solCol1.vol[2].dynBal.U,solCol1.vol[3].dynBal.U,solCol2.vol[1].dynBal.U,solCol2.vol[2].dynBal.U,solCol2.vol[3].dynBal.U) * Number of discrete variables: 33 ($whenCondition11,$whenCondition10,$whenCondition9,$whenCondition8,$whenCondition7,$whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,solCol.HDifTilIso.incAng.decAng.tNext,solCol.HDifTilIso.incAng.decAng.k,solCol.HDirTil.incAng.decAng.tNext,solCol.HDirTil.incAng.decAng.k,solCol1.HDifTilIso.incAng.decAng.tNext,solCol1.HDifTilIso.incAng.decAng.k,solCol1.HDirTil.incAng.decAng.tNext,solCol1.HDirTil.incAng.decAng.k,solCol2.HDifTilIso.incAng.decAng.tNext,solCol2.HDifTilIso.incAng.decAng.k,solCol2.HDirTil.incAng.decAng.tNext,solCol2.HDirTil.incAng.decAng.k,weaDat.locTim.tNext,weaDat.locTim.k,weaDat.conTimMin.tNext,weaDat.conTimMin.k,weaDat.conTim.tNext,weaDat.conTim.k,weaDat.eqnTim.tNext,weaDat.eqnTim.k,weaDat.decAng.tNext,weaDat.decAng.k) * Number of discrete states: 22 (weaDat.conTimMin.tNext,weaDat.conTimMin.k,weaDat.locTim.tNext,weaDat.locTim.k,weaDat.conTim.tNext,weaDat.conTim.k,weaDat.eqnTim.tNext,weaDat.eqnTim.k,solCol1.HDifTilIso.incAng.decAng.tNext,solCol1.HDifTilIso.incAng.decAng.k,solCol1.HDirTil.incAng.decAng.tNext,solCol1.HDirTil.incAng.decAng.k,solCol.HDifTilIso.incAng.decAng.tNext,solCol.HDifTilIso.incAng.decAng.k,solCol.HDirTil.incAng.decAng.tNext,solCol.HDirTil.incAng.decAng.k,solCol2.HDifTilIso.incAng.decAng.tNext,solCol2.HDifTilIso.incAng.decAng.k,solCol2.HDirTil.incAng.decAng.tNext,solCol2.HDirTil.incAng.decAng.k,weaDat.decAng.tNext,weaDat.decAng.k) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (502): * Single equations (assignments): 471 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 9 * When equations: 22 * 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 0.004559/0.7264, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created initialization part: time 0.01062/0.737, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created event and clocks part: time 1.867e-05/0.737, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created simulation system equations: time 0.002996/0.74, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01114/0.7511, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01841/0.7695, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002115/0.7717, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: alias equations: time 0.006305/0.778, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: all other stuff during SimCode phase: time 0.006429/0.7844, allocations: 0 / 0, free: 0 / 0 Notification: Performance of SimCode: time 0.000297/0.7847, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Templates: time 0.02137/0.8061, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 539] diffSimulationResults("Buildings_12_Buildings.Fluid.SolarCollectors.Validation.EN12975_Array_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Fluid_SolarCollectors_Validation_EN12975_Array.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: 2.285948074888438]