Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ClaRa_dev_ClaRa.Components.Mills.HardCoalMills.Check.ValidateRollerBowlMill_3.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/SMArtInt main/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/SMArtInt main/package.mo): time 0.004262/0.004262, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] 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 0.0003094/0.0003094, 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 0.0002815/0.0002815, 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 0.1495/0.1495, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ClaRa main/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ClaRa main/package.mo): time 0.1543/0.1543, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] Using package ClaRa with version 1.9.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ClaRa main/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) Using package SMArtInt with version 1.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/SMArtInt main/package.mo) Running command: simulate(ClaRa.Components.Mills.HardCoalMills.Check.ValidateRollerBowlMill_3,startTime=0,stopTime=5960,tolerance=1e-06,numberOfIntervals=5503,outputFormat="mat",variableFilter="Dev1|Dev2|Mill2.T_out|Mill2.mass_pca|Mill2.mass_pct|Mill2.mass_rct|Mill2.xi_wc_out.[0-9,]+.|Time",fileNamePrefix="ClaRa_dev_ClaRa.Components.Mills.HardCoalMills.Check.ValidateRollerBowlMill_3",simflags="-abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS") simulate(ClaRa.Components.Mills.HardCoalMills.Check.ValidateRollerBowlMill_3,startTime=0,stopTime=5960,tolerance=1e-06,numberOfIntervals=5503,outputFormat="mat",variableFilter="Dev1|Dev2|Mill2.T_out|Mill2.mass_pca|Mill2.mass_pct|Mill2.mass_rct|Mill2.xi_wc_out.[0-9,]+.|Time",fileNamePrefix="ClaRa_dev_ClaRa.Components.Mills.HardCoalMills.Check.ValidateRollerBowlMill_3",simflags="-abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS") [Timeout 1040] "Notification: Performance of FrontEnd - loaded program: time 1.573e-06/1.573e-06, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - Absyn->SCode: time 2.58e-05/2.737e-05, allocations: 0 / 0, free: 0 / 0 Notification: TILMedia requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Automatically loaded package TILMedia 1.9.0 ClaRa due to usage. Notification: Performance of NFInst.instantiate(ClaRa.Components.Mills.HardCoalMills.Check.ValidateRollerBowlMill_3): time 0.02535/0.02538, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instExpressions: time 0.02229/0.04767, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.updateImplicitVariability: time 0.001562/0.04924, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeComponents: time 0.002788/0.05202, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeBindings: time 0.003106/0.05513, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeClassSections: time 0.007367/0.0625, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.flatten: time 0.005086/0.06758, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.resolveConnections: time 0.003471/0.07105, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFEvalConstants.evaluate: time 0.6635/0.7346, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFSimplifyModel.simplify: time 0.003856/0.7384, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFPackage.collectConstants: time 0.001078/0.7395, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.collectFunctions: time 0.006077/0.7456, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFScalarize.scalarize: time 0.003203/0.7488, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFVerifyModel.verify: time 0.002387/0.7512, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFConvertDAE.convert: time 0.01159/0.7628, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - DAE generated: time 0.0007804/0.7635, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd: time 1.773e-06/0.7635, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Transformations before backend: time 3.446e-05/0.7636, 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: 603 * Number of variables: 603 Notification: Performance of Generate backend data structure: time 0.008465/0.772, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare preOptimizeDAE: time 0.0002304/0.7723, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007014/0.773, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evaluateParameters (simulation): time 0.004356/0.7773, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001433/0.7775, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003906/0.7779, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt clockPartitioning (simulation): time 0.004683/0.7825, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt findStateOrder (simulation): time 0.0001347/0.7827, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002967/0.783, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001235/0.7831, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeEqualRHS (simulation): time 0.004109/0.7872, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01001/0.7972, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt comSubExp (simulation): time 0.002631/0.7998, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt resolveLoops (simulation): time 0.0006121/0.8005, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evalFunc (simulation): time 0.0003173/0.8008, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.00245/0.8032, allocations: 0 / 0, free: 0 / 0 Notification: Performance of pre-optimization done (n=285): time 1.024e-05/0.8032, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=285): time 0.006027/0.8093, allocations: 0 / 0, free: 0 / 0 Notification: Performance of inlineWhenForInitialization (initialization): time 0.0003076/0.8096, allocations: 0 / 0, free: 0 / 0 Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00511/0.8147, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectPreVariables (initialization): time 0.0004608/0.8151, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialEqns (initialization): time 0.0007451/0.8159, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialBindings (initialization): time 0.0004406/0.8163, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simplifyInitialFunctions (initialization): time 0.001258/0.8176, allocations: 0 / 0, free: 0 / 0 Notification: Performance of setup shared object (initialization): time 1.431e-05/0.8176, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007511/0.8183, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization): time 0.001462/0.8198, allocations: 0 / 0, free: 0 / 0 Notification: Performance of analyzeInitialSystem (initialization): time 0.002482/0.8223, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.748e-05/0.8223, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=400) (initialization): time 0.003274/0.8256, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 2.735e-05/0.8256, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.879e-05/0.8256, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 0.0007687/0.8264, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001689/0.8281, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001273/0.8294, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001846/0.8312, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003044/0.8315, allocations: 0 / 0, free: 0 / 0 Warning: Assuming fixed start value for the following 3 variables: Dev2:VARIABLE(fixed = true ) type: Real Dev1:VARIABLE(fixed = true ) type: Real Mill2.T_out:VARIABLE(min = 0.0 start = Mill2.T_out_start unit = \"K\" fixed = true nominal = 300.0 protected = true ) \"Classifier Temperature (outlet temperature)\" type: Real Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 88 * Number of states: 0 () * Number of discrete variables: 65 ($PRE.T_out_meas.nextTimeEvent,$whenCondition13,$PRE.E_meas.nextTimeEvent,$whenCondition12,$PRE.W_air.nextTimeEvent,$whenCondition11,$PRE.omega.nextTimeEvent,$whenCondition10,$PRE.T_air.nextTimeEvent,$whenCondition9,$PRE.W_c.nextTimeEvent,$whenCondition8,$PRE.DeltaP_pa.nextTimeEvent,$whenCondition7,DeltaP_pa.nextTimeEventScaled,$PRE.DeltaP_pa.nextTimeEventScaled,DeltaP_pa.nextTimeEvent,$PRE.DeltaP_mill_meas.nextTimeEvent,$whenCondition6,DeltaP_mill_meas.nextTimeEventScaled,$PRE.DeltaP_mill_meas.nextTimeEventScaled,DeltaP_mill_meas.nextTimeEvent,$PRE.E_model.nextTimeEvent,$whenCondition5,E_model.nextTimeEventScaled,$PRE.E_model.nextTimeEventScaled,E_model.nextTimeEvent,$PRE.DeltaP_mill_model.nextTimeEvent,$whenCondition4,DeltaP_mill_model.nextTimeEventScaled,$PRE.DeltaP_mill_model.nextTimeEventScaled,DeltaP_mill_model.nextTimeEvent,$PRE.T_out_model.nextTimeEvent,$whenCondition3,T_out_model.nextTimeEventScaled,$PRE.T_out_model.nextTimeEventScaled,T_out_model.nextTimeEvent,$PRE.W_pf_meas.nextTimeEvent,$whenCondition2,W_pf_meas.nextTimeEventScaled,$PRE.W_pf_meas.nextTimeEventScaled,W_pf_meas.nextTimeEvent,$PRE.W_pf_model.nextTimeEvent,$whenCondition1,W_pf_model.nextTimeEventScaled,$PRE.W_pf_model.nextTimeEventScaled,W_pf_model.nextTimeEvent,T_out_meas.nextTimeEventScaled,$PRE.T_out_meas.nextTimeEventScaled,T_out_meas.nextTimeEvent,E_meas.nextTimeEventScaled,$PRE.E_meas.nextTimeEventScaled,E_meas.nextTimeEvent,W_air.nextTimeEventScaled,$PRE.W_air.nextTimeEventScaled,W_air.nextTimeEvent,omega.nextTimeEventScaled,$PRE.omega.nextTimeEventScaled,omega.nextTimeEvent,T_air.nextTimeEventScaled,$PRE.T_air.nextTimeEventScaled,T_air.nextTimeEvent,W_c.nextTimeEventScaled,$PRE.W_c.nextTimeEventScaled,W_c.nextTimeEvent) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (373): * Single equations (assignments): 370 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * 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): 1 system {(1,4,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(2,20), (1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.00155/0.8331, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006135/0.8337, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003874/0.8375, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.816e-05/0.8376, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt constantLinearSystem (simulation): time 5.701e-06/0.8376, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.45e-05/0.8376, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005654/0.8432, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.011e-05/0.8433, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001262/0.8445, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (simulation): time 0.0009567/0.8455, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000168/0.8456, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0004305/0.8461, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.188e-06/0.8461, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003268/0.8493, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeConstants (simulation): time 0.003804/0.8532, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001513/0.8547, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00122/0.8559, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007832/0.8567, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002947/0.857, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sorting global known variables: time 0.002722/0.8597, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sort global known variables: time 0.0002256/0.8599, allocations: 0 / 0, free: 0 / 0 Notification: Performance of remove unused functions: time 0.002551/0.8625, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 16 * Number of states: 8 (Dev1,Dev2,Mill2.mass_rct,Mill2.mass_pct,Mill2.mass_pca,Mill2.xi_wc_out[1],Mill2.xi_wc_out[2],Mill2.T_out) * Number of discrete variables: 39 ($whenCondition1,W_pf_model.nextTimeEvent,W_pf_model.nextTimeEventScaled,$whenCondition2,W_pf_meas.nextTimeEvent,W_pf_meas.nextTimeEventScaled,$whenCondition3,T_out_model.nextTimeEvent,T_out_model.nextTimeEventScaled,$whenCondition4,DeltaP_mill_model.nextTimeEvent,DeltaP_mill_model.nextTimeEventScaled,$whenCondition5,E_model.nextTimeEvent,E_model.nextTimeEventScaled,$whenCondition6,DeltaP_mill_meas.nextTimeEvent,DeltaP_mill_meas.nextTimeEventScaled,$whenCondition7,DeltaP_pa.nextTimeEvent,DeltaP_pa.nextTimeEventScaled,$whenCondition13,$whenCondition12,$whenCondition11,$whenCondition10,$whenCondition9,$whenCondition8,W_c.nextTimeEvent,W_c.nextTimeEventScaled,T_air.nextTimeEvent,T_air.nextTimeEventScaled,omega.nextTimeEvent,omega.nextTimeEventScaled,W_air.nextTimeEvent,W_air.nextTimeEventScaled,E_meas.nextTimeEvent,E_meas.nextTimeEventScaled,T_out_meas.nextTimeEvent,T_out_meas.nextTimeEventScaled) * Number of discrete states: 26 (T_out_meas.nextTimeEvent,E_meas.nextTimeEvent,W_air.nextTimeEvent,omega.nextTimeEvent,T_air.nextTimeEvent,W_c.nextTimeEvent,T_out_meas.nextTimeEventScaled,E_meas.nextTimeEventScaled,W_air.nextTimeEventScaled,omega.nextTimeEventScaled,T_air.nextTimeEventScaled,W_c.nextTimeEventScaled,DeltaP_pa.nextTimeEvent,DeltaP_pa.nextTimeEventScaled,DeltaP_mill_meas.nextTimeEvent,DeltaP_mill_meas.nextTimeEventScaled,E_model.nextTimeEvent,E_model.nextTimeEventScaled,DeltaP_mill_model.nextTimeEvent,DeltaP_mill_model.nextTimeEventScaled,T_out_model.nextTimeEvent,T_out_model.nextTimeEventScaled,W_pf_meas.nextTimeEvent,W_pf_meas.nextTimeEventScaled,W_pf_model.nextTimeEvent,W_pf_model.nextTimeEventScaled) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (271): * Single equations (assignments): 243 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 26 * If-equations: 0 * Equation systems (not torn): 2 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {22} * Without analytic Jacobian (size): 1 system {4} Notification: Performance of Backend phase and start with SimCode phase: time 0.008141/0.8706, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created initialization part: time 0.002564/0.8732, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created event and clocks part: time 1.623e-05/0.8732, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created simulation system equations: time 0.001134/0.8743, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004028/0.8783, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.008067/0.8864, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001326/0.8877, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: alias equations: time 0.002172/0.8899, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: all other stuff during SimCode phase: time 0.003955/0.8939, allocations: 0 / 0, free: 0 / 0 Notification: Performance of SimCode: time 0.0001416/0.894, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Templates: time 0.02186/0.9159, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 1034] diffSimulationResults("ClaRa_dev_ClaRa.Components.Mills.HardCoalMills.Check.ValidateRollerBowlMill_3_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/ReferenceFiles/ClaRa/ReferenceResults/ClaRa.Components.Mills.HardCoalMills.Check.ValidateRollerBowlMill_3.mat","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 800] "" [Timeout remaining time 800] Reference file matches [Calling sys.exit(0), Time elapsed: 6.962491812184453]