Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle.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 0.001295/0.001295, allocations: 120.1 kB / 17.78 MB, free: 5.23 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 0.001291/0.001291, allocations: 198.8 kB / 20.73 MB, free: 2.289 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 1.478/1.478, allocations: 225.6 MB / 249.1 MB, free: 3.617 MB / 190.1 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: "" <> buildModelFMU(Modelica.Mechanics.Translational.Examples.Vehicle,fileNamePrefix="Modelica_4_0_0_Modelica_Mechanics_Translational_Examples_Vehicle",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Modelica.Mechanics.Translational.Examples.Vehicle,fileNamePrefix="Modelica_4_0_0_Modelica_Mechanics_Translational_Examples_Vehicle",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.00157/0.00157, allocations: 55.91 kB / 365.6 MB, free: 0.8516 MB / 286.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1087/0.1102, allocations: 52.13 MB / 417.8 MB, free: 12.62 MB / 350.1 MB Notification: Performance of NFInst.instantiate(Modelica.Mechanics.Translational.Examples.Vehicle): time 0.00882/0.119, allocations: 6.259 MB / 424 MB, free: 6.336 MB / 350.1 MB Notification: Performance of NFInst.instExpressions: time 0.005397/0.1244, allocations: 2.158 MB / 426.2 MB, free: 4.172 MB / 350.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001521/0.126, allocations: 35.75 kB / 426.2 MB, free: 4.137 MB / 350.1 MB Notification: Performance of NFTyping.typeComponents: time 0.001143/0.1271, allocations: 429.3 kB / 426.6 MB, free: 3.715 MB / 350.1 MB Notification: Performance of NFTyping.typeBindings: time 0.001701/0.1288, allocations: 472.9 kB / 427.1 MB, free: 3.25 MB / 350.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001568/0.1304, allocations: 0.5108 MB / 427.6 MB, free: 2.738 MB / 350.1 MB Notification: Performance of NFFlatten.flatten: time 0.002892/0.1333, allocations: 1.488 MB / 429.1 MB, free: 1.246 MB / 350.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0008375/0.1341, allocations: 376.6 kB / 429.5 MB, free: 0.8555 MB / 350.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001166/0.1353, allocations: 0.5721 MB / 430 MB, free: 288 kB / 350.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.001028/0.1363, allocations: 0.6612 MB / 430.7 MB, free: 15.62 MB / 366.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0002095/0.1365, allocations: 132 kB / 430.8 MB, free: 15.49 MB / 366.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0003508/0.1369, allocations: 171.9 kB / 431 MB, free: 15.32 MB / 366.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002914/0.1372, allocations: 306.8 kB / 431.3 MB, free: 15.02 MB / 366.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0006809/0.1378, allocations: 0.6411 MB / 431.9 MB, free: 14.38 MB / 366.1 MB Notification: Performance of NFConvertDAE.convert: time 0.002207/0.14, allocations: 1.65 MB / 433.6 MB, free: 12.72 MB / 366.1 MB Notification: Performance of FrontEnd - DAE generated: time 5.761e-06/0.14, allocations: 4 kB / 433.6 MB, free: 12.71 MB / 366.1 MB Notification: Performance of FrontEnd: time 1.723e-06/0.14, allocations: 0 / 433.6 MB, free: 12.71 MB / 366.1 MB Notification: Performance of Transformations before backend: time 3.331e-05/0.1401, allocations: 0 / 433.6 MB, free: 12.71 MB / 366.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 249 * Number of variables: 249 Notification: Performance of Generate backend data structure: time 0.00309/0.1432, allocations: 1.588 MB / 435.2 MB, free: 11.07 MB / 366.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.737e-05/0.1432, allocations: 15.97 kB / 435.2 MB, free: 11.05 MB / 366.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001832/0.1434, allocations: 156.3 kB / 435.4 MB, free: 10.89 MB / 366.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002446/0.1436, allocations: 152 kB / 435.5 MB, free: 10.74 MB / 366.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001332/0.145, allocations: 0.7634 MB / 436.3 MB, free: 9.938 MB / 366.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.141e-05/0.145, allocations: 77.94 kB / 436.3 MB, free: 9.863 MB / 366.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001652/0.1452, allocations: 107.9 kB / 436.5 MB, free: 9.758 MB / 366.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001668/0.1469, allocations: 0.9079 MB / 437.4 MB, free: 8.832 MB / 366.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 4.154e-05/0.1469, allocations: 11.95 kB / 437.4 MB, free: 8.82 MB / 366.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.168e-05/0.147, allocations: 43.98 kB / 437.4 MB, free: 8.777 MB / 366.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.19e-05/0.147, allocations: 24 kB / 437.4 MB, free: 8.754 MB / 366.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001302/0.1483, allocations: 0.6324 MB / 438.1 MB, free: 8.125 MB / 366.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.00544/0.1538, allocations: 3.206 MB / 441.3 MB, free: 4.789 MB / 366.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001376/0.1552, allocations: 0.5764 MB / 441.9 MB, free: 4.203 MB / 366.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005277/0.1557, allocations: 271.3 kB / 442.1 MB, free: 3.938 MB / 366.1 MB Notification: Performance of preOpt evalFunc (simulation): time 5.647e-05/0.1557, allocations: 16.64 kB / 442.1 MB, free: 3.922 MB / 366.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0007666/0.1565, allocations: 340.4 kB / 442.5 MB, free: 3.578 MB / 366.1 MB Notification: Performance of pre-optimization done (n=80): time 3.837e-06/0.1565, allocations: 0 / 442.5 MB, free: 3.578 MB / 366.1 MB Notification: Performance of matching and sorting (n=100): time 0.006585/0.1631, allocations: 3.075 MB / 445.5 MB, free: 432 kB / 366.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 6.106e-05/0.1632, allocations: 64.41 kB / 445.6 MB, free: 356 kB / 366.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.2278/0.391, allocations: 0.9319 MB / 446.5 MB, free: 29.81 MB / 366.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0001736/0.3911, allocations: 45.48 kB / 446.6 MB, free: 29.78 MB / 366.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0003837/0.3915, allocations: 0.5244 MB / 447.1 MB, free: 29.69 MB / 366.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0002549/0.3918, allocations: 358.5 kB / 447.5 MB, free: 29.59 MB / 366.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002264/0.392, allocations: 161.9 kB / 447.6 MB, free: 29.57 MB / 366.1 MB Notification: Performance of setup shared object (initialization): time 7.561e-05/0.3921, allocations: 349.9 kB / 448 MB, free: 29.26 MB / 366.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005602/0.3926, allocations: 273.2 kB / 448.2 MB, free: 29.26 MB / 366.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005874/0.3932, allocations: 427.7 kB / 448.6 MB, free: 29.12 MB / 366.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001095/0.3943, allocations: 0.746 MB / 449.4 MB, free: 28.97 MB / 366.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.9e-06/0.3943, allocations: 1.094 kB / 449.4 MB, free: 28.97 MB / 366.1 MB Notification: Performance of matching and sorting (n=125) (initialization): time 0.001755/0.3961, allocations: 1.027 MB / 450.4 MB, free: 28.84 MB / 366.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.213e-05/0.3961, allocations: 8.25 kB / 450.4 MB, free: 28.84 MB / 366.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.067e-05/0.3961, allocations: 4.531 kB / 450.4 MB, free: 28.84 MB / 366.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004736/0.3966, allocations: 147.7 kB / 450.6 MB, free: 28.83 MB / 366.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007726/0.3973, allocations: 210.6 kB / 450.8 MB, free: 28.82 MB / 366.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003055/0.4004, allocations: 3.99 MB / 454.8 MB, free: 25.42 MB / 366.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005906/0.401, allocations: 34.27 kB / 454.8 MB, free: 25.4 MB / 366.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.88e-05/0.4011, allocations: 37.88 kB / 454.8 MB, free: 25.39 MB / 366.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 17 * Number of states: 0 () * Number of discrete variables: 5 ($PRE.timeTableTorqueInclination.nextTimeEvent,$whenCondition1,timeTableTorqueInclination.nextTimeEventScaled,$PRE.timeTableTorqueInclination.nextTimeEventScaled,timeTableTorqueInclination.nextTimeEvent) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (108): * Single equations (assignments): 106 * 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): 2 systems {(1,4,100.0%), (1,13,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0004972/0.4016, allocations: 300.8 kB / 455.1 MB, free: 25.19 MB / 366.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001603/0.4017, allocations: 109.9 kB / 455.2 MB, free: 25.13 MB / 366.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001963/0.4037, allocations: 0.9458 MB / 456.2 MB, free: 24.71 MB / 366.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.116e-05/0.4037, allocations: 11.47 kB / 456.2 MB, free: 24.71 MB / 366.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.788e-06/0.4037, allocations: 6.562 kB / 456.2 MB, free: 24.71 MB / 366.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.654e-05/0.4037, allocations: 5.328 kB / 456.2 MB, free: 24.71 MB / 366.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.004132/0.4079, allocations: 2.474 MB / 458.7 MB, free: 23.42 MB / 366.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.434e-06/0.4079, allocations: 2.219 kB / 458.7 MB, free: 23.42 MB / 366.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0008051/0.4087, allocations: 186.6 kB / 458.9 MB, free: 23.4 MB / 366.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0003906/0.4091, allocations: 122.9 kB / 459 MB, free: 23.36 MB / 366.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.222e-05/0.4091, allocations: 27.59 kB / 459 MB, free: 23.34 MB / 366.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002622/0.4117, allocations: 3.599 MB / 462.6 MB, free: 20.03 MB / 366.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.819e-06/0.4118, allocations: 6.219 kB / 462.6 MB, free: 20.03 MB / 366.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002537/0.4143, allocations: 1.427 MB / 464 MB, free: 19.25 MB / 366.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.00053/0.4148, allocations: 251.4 kB / 464.3 MB, free: 19.05 MB / 366.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000132/0.415, allocations: 23.61 kB / 464.3 MB, free: 19.04 MB / 366.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004332/0.4154, allocations: 25.22 kB / 464.3 MB, free: 19.03 MB / 366.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002499/0.4156, allocations: 78.44 kB / 464.4 MB, free: 19 MB / 366.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.208e-05/0.4157, allocations: 29.06 kB / 464.4 MB, free: 19 MB / 366.1 MB Notification: Performance of sorting global known variables: time 0.001086/0.4168, allocations: 0.6684 MB / 465.1 MB, free: 18.74 MB / 366.1 MB Notification: Performance of sort global known variables: time 7e-08/0.4168, allocations: 0 / 465.1 MB, free: 18.74 MB / 366.1 MB Notification: Performance of remove unused functions: time 0.001334/0.4181, allocations: 242.8 kB / 465.3 MB, free: 18.71 MB / 366.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 13 * Number of states: 10 (vehicle.mass.s,vehicle.mass.v,vehicle.windSpeed.s,vehicle.windSpeed.v,vehicle1.mass.s,vehicle1.mass.v,vehicle1.windSpeed.s,vehicle1.windSpeed.v,trailer.windSpeed.s,trailer.windSpeed.v) * Number of discrete variables: 3 ($whenCondition1,timeTableTorqueInclination.nextTimeEvent,timeTableTorqueInclination.nextTimeEventScaled) * Number of discrete states: 2 (timeTableTorqueInclination.nextTimeEvent,timeTableTorqueInclination.nextTimeEventScaled) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (88): * Single equations (assignments): 84 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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): 2 systems {(1,3,100.0%), (1,9,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.00403/0.4222, allocations: 2.321 MB / 467.7 MB, free: 17.32 MB / 366.1 MB Notification: Performance of simCode: created initialization part: time 0.002147/0.4243, allocations: 1.006 MB / 468.7 MB, free: 16.79 MB / 366.1 MB Notification: Performance of simCode: created event and clocks part: time 4.859e-06/0.4243, allocations: 4.062 kB / 468.7 MB, free: 16.79 MB / 366.1 MB Notification: Performance of simCode: created simulation system equations: time 0.001034/0.4253, allocations: 0.6674 MB / 469.3 MB, free: 16.4 MB / 366.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001239/0.4266, allocations: 189.2 kB / 469.5 MB, free: 16.32 MB / 366.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01452/0.4411, allocations: 8.738 MB / 478.3 MB, free: 11.58 MB / 366.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001261/0.4424, allocations: 1.104 MB / 479.4 MB, free: 10.86 MB / 366.1 MB Notification: Performance of simCode: alias equations: time 0.0008795/0.4432, allocations: 116 kB / 479.5 MB, free: 10.83 MB / 366.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007554/0.444, allocations: 447.1 kB / 479.9 MB, free: 10.49 MB / 366.1 MB Notification: Performance of SimCode: time 1.794e-06/0.444, allocations: 0 / 479.9 MB, free: 10.49 MB / 366.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.08565/0.5297, allocations: 21.39 MB / 0.4896 GB, free: 9.328 MB / 382.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 11.94/12.47, allocations: 4 kB / 0.4896 GB, free: 9.324 MB / 382.1 MB " [Timeout remaining time 647] (rm -f Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle.pipe ; mkfifo Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle.pipe ; head -c 1048576 < Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle.pipe >> ../files/Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle.sim & python3 -m fmpy simulate --output-file Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv --start-time 0 --stop-time 60 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.01 Modelica_4_0_0_Modelica_Mechanics_Translational_Examples_Vehicle.fmu > Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle.pipe 2>&1) [Timeout 52.5] diffSimulationResults("Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/Modelica/Mechanics/Translational/Examples/Vehicle/Vehicle.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "Error: Could not read variable vehicle.s in file Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv. Warning: Get data of variable vehicle.s from file Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv failed! Error: Could not read variable vehicle.v in file Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv. Warning: Get data of variable vehicle.v from file Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv failed! Error: Could not read variable vehicle1.s in file Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv. Warning: Get data of variable vehicle1.s from file Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv failed! Error: Could not read variable vehicle1.v in file Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv. Warning: Get data of variable vehicle1.v from file Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv failed! Error: Could not read variable trailer.s in file Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv. Warning: Get data of variable trailer.s from file Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv failed! Error: Could not read variable trailer.v in file Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv. Warning: Get data of variable trailer.v from file Modelica_4.0.0_Modelica.Mechanics.Translational.Examples.Vehicle_res.csv failed! " [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 15.306831378024071]