Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001982/0.001982, allocations: 107.5 kB / 20.44 MB, free: 1.188 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002146/0.002146, allocations: 195.1 kB / 23.71 MB, free: 4.406 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.45/1.45, allocations: 225.7 MB / 252.5 MB, free: 12.81 MB / 206.1 MB " [Timeout remaining time 178] Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5028,variableFilter="time|inertia.phi|inertia.w",fileNamePrefix="Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic") translateModel(Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5028,variableFilter="time|inertia.phi|inertia.w",fileNamePrefix="Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.001722/0.001722, allocations: 55.92 kB / 370.9 MB, free: 9.176 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.235/0.2367, allocations: 52.16 MB / 423.1 MB, free: 14.51 MB / 334.1 MB Notification: Performance of NFInst.instantiate(Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic): time 0.02543/0.2621, allocations: 20.2 MB / 443.3 MB, free: 10.21 MB / 350.1 MB Notification: Performance of NFInst.instExpressions: time 0.01559/0.2777, allocations: 6.846 MB / 450.1 MB, free: 3.352 MB / 350.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.004143/0.2819, allocations: 210.9 kB / 450.3 MB, free: 3.145 MB / 350.1 MB Notification: Performance of NFTyping.typeComponents: time 0.01511/0.297, allocations: 7.719 MB / 458.1 MB, free: 11.4 MB / 366.1 MB Notification: Performance of NFTyping.typeBindings: time 0.00924/0.3062, allocations: 3.712 MB / 461.8 MB, free: 7.676 MB / 366.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.004494/0.3107, allocations: 2.005 MB / 463.8 MB, free: 5.668 MB / 366.1 MB Notification: Performance of NFFlatten.flatten: time 0.01968/0.3304, allocations: 13.29 MB / 477.1 MB, free: 8.344 MB / 382.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.01158/0.342, allocations: 7.929 MB / 485 MB, free: 332 kB / 382.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.007949/0.3499, allocations: 4.332 MB / 489.3 MB, free: 11.98 MB / 398.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.01014/0.3601, allocations: 5.733 MB / 495.1 MB, free: 6.23 MB / 398.1 MB Notification: Performance of NFPackage.collectConstants: time 0.003253/0.3633, allocations: 1 MB / 496.1 MB, free: 5.23 MB / 398.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.006288/0.3696, allocations: 2.053 MB / 498.1 MB, free: 3.176 MB / 398.1 MB Notification: Performance of NFScalarize.scalarize: time 0.007466/0.3771, allocations: 5.182 MB / 0.4915 GB, free: 13.98 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.008638/0.3857, allocations: 4.166 MB / 0.4956 GB, free: 9.793 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.02379/0.4095, allocations: 17.4 MB / 0.5126 GB, free: 8.324 MB / 430.1 MB Notification: Performance of FrontEnd - DAE generated: time 8.046e-06/0.4095, allocations: 0 / 0.5126 GB, free: 8.324 MB / 430.1 MB Notification: Performance of FrontEnd: time 1.923e-06/0.4095, allocations: 0 / 0.5126 GB, free: 8.324 MB / 430.1 MB Notification: Performance of Transformations before backend: time 0.0005961/0.4101, allocations: 0 / 0.5126 GB, free: 8.324 MB / 430.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2753 * Number of variables: 2753 Notification: Performance of Generate backend data structure: time 0.03072/0.4408, allocations: 11.42 MB / 0.5237 GB, free: 12.81 MB / 446.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.331e-05/0.4409, allocations: 8.031 kB / 0.5237 GB, free: 12.8 MB / 446.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.04773/0.4886, allocations: 5.479 MB / 0.5291 GB, free: 7.312 MB / 446.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.3899/0.8785, allocations: 8.97 MB / 0.5378 GB, free: 99.79 MB / 446.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004276/0.8789, allocations: 0.5239 MB / 0.5383 GB, free: 99.77 MB / 446.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002485/0.8814, allocations: 0.7262 MB / 0.5391 GB, free: 99.71 MB / 446.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.03137/0.9128, allocations: 19.84 MB / 0.5584 GB, free: 85.41 MB / 446.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0003162/0.9131, allocations: 96.03 kB / 0.5585 GB, free: 85.34 MB / 446.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001238/0.9144, allocations: 326.4 kB / 0.5588 GB, free: 85.07 MB / 446.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.003222/0.9176, allocations: 2.816 MB / 0.5616 GB, free: 82.26 MB / 446.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02931/0.9469, allocations: 16.23 MB / 0.5774 GB, free: 66.04 MB / 446.1 MB 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 0.0828/1.03, allocations: 66.85 MB / 0.6427 GB, free: 14.61 MB / 462.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.02334/1.053, allocations: 7.767 MB / 0.6503 GB, free: 6.867 MB / 462.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.006865/1.06, allocations: 4.515 MB / 0.6547 GB, free: 2.328 MB / 462.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.02579/1.086, allocations: 12.21 MB / 0.6666 GB, free: 6.223 MB / 478.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.065e-05/1.086, allocations: 84.56 kB / 0.6667 GB, free: 6.133 MB / 478.1 MB Notification: Performance of pre-optimization done (n=321): time 6.141e-06/1.086, allocations: 0 / 0.6667 GB, free: 6.133 MB / 478.1 MB Notification: Performance of matching and sorting (n=428): time 0.21/1.296, allocations: 54.77 MB / 0.7202 GB, free: 15.81 MB / 0.5294 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002797/1.296, allocations: 410.7 kB / 0.7206 GB, free: 15.32 MB / 0.5294 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01592/1.312, allocations: 7.318 MB / 0.7277 GB, free: 8.223 MB / 0.5294 GB Notification: Performance of collectPreVariables (initialization): time 0.001257/1.313, allocations: 93.64 kB / 0.7278 GB, free: 8.125 MB / 0.5294 GB Notification: Performance of collectInitialEqns (initialization): time 0.005957/1.319, allocations: 5.805 MB / 0.7335 GB, free: 2.43 MB / 0.5294 GB Notification: Performance of collectInitialBindings (initialization): time 0.00318/1.322, allocations: 1.635 MB / 0.7351 GB, free: 0.7812 MB / 0.5294 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.263/1.585, allocations: 2.09 MB / 0.7371 GB, free: 177.1 MB / 0.5294 GB Notification: Performance of setup shared object (initialization): time 4.323e-05/1.585, allocations: 302 kB / 0.7374 GB, free: 176.8 MB / 0.5294 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.007234/1.593, allocations: 5.216 MB / 0.7425 GB, free: 175.7 MB / 0.5294 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.009791/1.602, allocations: 10.49 MB / 0.7528 GB, free: 166.8 MB / 0.5294 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01774/1.62, allocations: 16.3 MB / 0.7687 GB, free: 155.2 MB / 0.5294 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0002187/1.62, allocations: 46.59 kB / 0.7687 GB, free: 155.2 MB / 0.5294 GB Notification: Performance of matching and sorting (n=1333) (initialization): time 0.0407/1.661, allocations: 21.14 MB / 0.7894 GB, free: 140.1 MB / 0.5294 GB Notification: Performance of prepare postOptimizeDAE: time 0.0002383/1.661, allocations: 80.94 kB / 0.7894 GB, free: 140 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0002759/1.662, allocations: 168 kB / 0.7896 GB, free: 139.9 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01818/1.68, allocations: 6.652 MB / 0.7961 GB, free: 134 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.006664/1.686, allocations: 2.152 MB / 0.7982 GB, free: 131.8 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04433/1.731, allocations: 34.45 MB / 0.8318 GB, free: 97.49 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.008689/1.739, allocations: 0.6224 MB / 0.8324 GB, free: 96.89 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001915/1.741, allocations: 0.5312 MB / 0.833 GB, free: 96.36 MB / 0.5294 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 778 * Number of states: 0 () * Number of discrete variables: 73 (jointRRP.jointUSP.prismatic.positiveBranch,jointRRP.jointUSP.rod1Color[3],jointRRP.jointUSP.rod1Color[2],jointRRP.jointUSP.rod1Color[1],jointRRP.jointUSP.cylinderColor[3],jointRRP.jointUSP.cylinderColor[2],jointRRP.jointUSP.cylinderColor[1],jointRRP.jointUSP.sphereColor[3],jointRRP.jointUSP.sphereColor[2],jointRRP.jointUSP.sphereColor[1],jointRRP.rodColor[3],jointRRP.rodColor[2],jointRRP.rodColor[1],jointRRP.cylinderColor[3],jointRRP.cylinderColor[2],jointRRP.cylinderColor[1],cylPosition.color[3],cylPosition.color[2],cylPosition.color[1],mid.color[3],mid.color[2],mid.color[1],crank4.color[3],crank4.color[2],crank4.color[1],crank4.body.sphereColor[3],crank4.body.sphereColor[2],crank4.body.sphereColor[1],crank3.color[3],crank3.color[2],crank3.color[1],crank3.body.sphereColor[3],crank3.body.sphereColor[2],crank3.body.sphereColor[1],crank2.color[3],crank2.color[2],crank2.color[1],crank2.body.sphereColor[3],crank2.body.sphereColor[2],crank2.body.sphereColor[1],crank1.color[3],crank1.color[2],crank1.color[1],crank1.body.sphereColor[3],crank1.body.sphereColor[2],crank1.body.sphereColor[1],bearing.cylinderColor[3],bearing.cylinderColor[2],bearing.cylinderColor[1],connectingRod.color[3],connectingRod.color[2],connectingRod.color[1],connectingRod.body.sphereColor[3],connectingRod.body.sphereColor[2],connectingRod.body.sphereColor[1],piston.color[3],piston.color[2],piston.color[1],piston.body.sphereColor[3],piston.body.sphereColor[2],piston.body.sphereColor[1],world.gravityArrowColor[3],world.gravityArrowColor[2],world.gravityArrowColor[1],world.axisColor_x[3],world.axisColor_x[2],world.axisColor_x[1],world.groundColor[3],world.groundColor[2],world.groundColor[1],world.gravitySphereColor[3],world.gravitySphereColor[2],world.gravitySphereColor[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1176): * Single equations (assignments): 1171 * Array equations: 4 * 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 {(3,129,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.007034/1.748, allocations: 4.095 MB / 0.837 GB, free: 92.37 MB / 0.5294 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001912/1.75, allocations: 0.6872 MB / 0.8376 GB, free: 92.06 MB / 0.5294 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02699/1.777, allocations: 14.19 MB / 0.8515 GB, free: 77.82 MB / 0.5294 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.745e-05/1.777, allocations: 51.44 kB / 0.8515 GB, free: 77.78 MB / 0.5294 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.784e-05/1.777, allocations: 24 kB / 0.8516 GB, free: 77.75 MB / 0.5294 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.127e-05/1.777, allocations: 23.92 kB / 0.8516 GB, free: 77.73 MB / 0.5294 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.05868/1.836, allocations: 25.09 MB / 0.8761 GB, free: 52.69 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001041/1.836, allocations: 8 kB / 0.8761 GB, free: 52.68 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.004446/1.841, allocations: 0.5773 MB / 0.8766 GB, free: 52.11 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02826/1.869, allocations: 6.337 MB / 0.8828 GB, free: 45.76 MB / 0.5294 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.001437/1.87, allocations: 80 kB / 0.8829 GB, free: 45.68 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0436/1.914, allocations: 31.34 MB / 0.9135 GB, free: 14.44 MB / 0.5294 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.013e-05/1.914, allocations: 11.94 kB / 0.9135 GB, free: 14.43 MB / 0.5294 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.04133/1.955, allocations: 20.88 MB / 0.9339 GB, free: 9.598 MB / 0.545 GB Notification: Performance of postOpt removeConstants (simulation): time 0.006271/1.962, allocations: 1.472 MB / 0.9354 GB, free: 8.129 MB / 0.545 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.002869/1.964, allocations: 83.92 kB / 0.9354 GB, free: 8.047 MB / 0.545 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.2645/2.229, allocations: 335.4 kB / 0.9358 GB, free: 177.2 MB / 0.545 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.002216/2.231, allocations: 308.4 kB / 0.9361 GB, free: 177.2 MB / 0.545 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.001121/2.232, allocations: 116 kB / 0.9362 GB, free: 177.2 MB / 0.545 GB Notification: Performance of sorting global known variables: time 0.01103/2.243, allocations: 4.456 MB / 0.9405 GB, free: 176.9 MB / 0.545 GB Notification: Performance of sort global known variables: time 1e-07/2.243, allocations: 3.781 kB / 0.9405 GB, free: 176.9 MB / 0.545 GB Notification: Performance of remove unused functions: time 0.01319/2.257, allocations: 2.426 MB / 0.9429 GB, free: 176.9 MB / 0.545 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 2 (inertia.phi,inertia.w) * 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 (296): * Single equations (assignments): 292 * Array equations: 3 * 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 {(3,116,77.8%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.001655/2.258, allocations: 279.8 kB / 0.9432 GB, free: 176.9 MB / 0.545 GB Notification: Performance of simCode: created initialization part: time 0.01882/2.277, allocations: 12.1 MB / 0.955 GB, free: 173.9 MB / 0.545 GB Notification: Performance of simCode: created event and clocks part: time 2.986e-05/2.277, allocations: 0 / 0.955 GB, free: 173.9 MB / 0.545 GB Notification: Performance of simCode: created simulation system equations: time 0.008612/2.286, allocations: 4.876 MB / 0.9597 GB, free: 171.9 MB / 0.545 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.007962/2.294, allocations: 0.9922 MB / 0.9607 GB, free: 171.5 MB / 0.545 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0377/2.331, allocations: 22.92 MB / 0.9831 GB, free: 155.2 MB / 0.545 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.009135/2.34, allocations: 5.941 MB / 0.9889 GB, free: 150.8 MB / 0.545 GB Notification: Performance of simCode: alias equations: time 0.006947/2.347, allocations: 2.91 MB / 0.9917 GB, free: 149.1 MB / 0.545 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001719/2.349, allocations: 415.1 kB / 0.9921 GB, free: 148.7 MB / 0.545 GB Notification: Performance of SimCode: time 1.313e-06/2.349, allocations: 0 / 0.9921 GB, free: 148.7 MB / 0.545 GB Notification: Performance of Templates: time 0.1516/2.501, allocations: 114.4 MB / 1.104 GB, free: 36.48 MB / 0.545 GB " [Timeout remaining time 657] make -j1 -f Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic.makefile [Timeout 660] (rm -f Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic.pipe ; mkfifo Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic.pipe ; head -c 1048576 < Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic.pipe >> ../files/Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic.sim & ./Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic.pipe 2>&1) [Timeout 480] diffSimulationResults("Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/Modelica/Mechanics/MultiBody/Examples/Loops/Engine1b_analytic/Engine1b_analytic.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b_analytic.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 9.828673619776964]