Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas.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 0.0007552/0.0007552, allocations: 87.62 kB / 21.44 MB, free: 3.129 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 0.003694/0.003694, allocations: 160 kB / 24.7 MB, free: 9.43 MB / 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 0.885/0.885, allocations: 177.1 MB / 205 MB, free: 5.73 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo): time 0.2527/0.2527, allocations: 34.26 MB / 295.7 MB, free: 0.7031 MB / 266.7 MB " [Timeout remaining time 180] Using package ModelicaTest with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/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(ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|volume.medium.p|volume.medium.T|volume.medium.X.1.|volume.medium.X.2.|volume.medium.X.3.|volume.medium.X.4.|volume.medium.X.5.|volume.medium.X.6.",fileNamePrefix="ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas") translateModel(ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|volume.medium.p|volume.medium.T|volume.medium.X.1.|volume.medium.X.2.|volume.medium.X.3.|volume.medium.X.4.|volume.medium.X.5.|volume.medium.X.6.",fileNamePrefix="ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 2.124e-06/2.124e-06, allocations: 3.938 kB / 443.5 MB, free: 1.141 MB / 410.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.458e-05/2.67e-05, allocations: 6.281 kB / 443.5 MB, free: 1.133 MB / 410.7 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas): time 0.318/0.318, allocations: 156.3 MB / 0.5857 GB, free: 3.93 MB / 490.7 MB Notification: Performance of NFInst.instExpressions: time 0.005483/0.3235, allocations: 5.976 MB / 0.5915 GB, free: 13.94 MB / 0.4948 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0004003/0.3239, allocations: 27.75 kB / 0.5916 GB, free: 13.91 MB / 0.4948 GB Notification: Performance of NFTyping.typeComponents: time 0.0008248/0.3247, allocations: 421.3 kB / 0.592 GB, free: 13.5 MB / 0.4948 GB Notification: Performance of NFTyping.typeBindings: time 0.003543/0.3282, allocations: 1.832 MB / 0.5938 GB, free: 11.66 MB / 0.4948 GB Notification: Performance of NFTyping.typeClassSections: time 0.002661/0.3309, allocations: 1.586 MB / 0.5953 GB, free: 10.09 MB / 0.4948 GB Notification: Performance of NFFlatten.flatten: time 0.001794/0.3327, allocations: 2.27 MB / 0.5975 GB, free: 7.812 MB / 0.4948 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0006594/0.3334, allocations: 0.5907 MB / 0.5981 GB, free: 7.215 MB / 0.4948 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00314/0.3365, allocations: 2.1 MB / 0.6001 GB, free: 5.109 MB / 0.4948 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002166/0.3387, allocations: 1.614 MB / 0.6017 GB, free: 3.492 MB / 0.4948 GB Notification: Performance of NFPackage.collectConstants: time 0.0001267/0.3388, allocations: 104 kB / 0.6018 GB, free: 3.391 MB / 0.4948 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001731/0.3405, allocations: 1.184 MB / 0.603 GB, free: 2.203 MB / 0.4948 GB Notification: Performance of NFScalarize.scalarize: time 0.0004016/0.3409, allocations: 0.7288 MB / 0.6037 GB, free: 1.473 MB / 0.4948 GB Notification: Performance of NFVerifyModel.verify: time 0.0004339/0.3414, allocations: 0.5693 MB / 0.6042 GB, free: 0.9023 MB / 0.4948 GB Notification: Performance of NFConvertDAE.convert: time 0.002465/0.3438, allocations: 2.797 MB / 0.607 GB, free: 14.1 MB / 0.5105 GB Notification: Performance of FrontEnd - DAE generated: time 3.186e-06/0.3438, allocations: 3.938 kB / 0.607 GB, free: 14.1 MB / 0.5105 GB Notification: Performance of FrontEnd: time 2.194e-06/0.3438, allocations: 0 / 0.607 GB, free: 14.1 MB / 0.5105 GB Notification: Performance of Transformations before backend: time 2.326e-05/0.3438, allocations: 3.938 kB / 0.607 GB, free: 14.09 MB / 0.5105 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 276 * Number of variables: 276 Notification: Performance of Generate backend data structure: time 0.002245/0.3461, allocations: 1.653 MB / 0.6086 GB, free: 12.41 MB / 0.5105 GB Notification: Performance of prepare preOptimizeDAE: time 3.342e-05/0.3461, allocations: 12.03 kB / 0.6086 GB, free: 12.39 MB / 0.5105 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007942/0.3469, allocations: 318.9 kB / 0.6089 GB, free: 12.08 MB / 0.5105 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0008471/0.3478, allocations: 0.7154 MB / 0.6096 GB, free: 11.34 MB / 0.5105 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001226/0.3479, allocations: 200.7 kB / 0.6098 GB, free: 11.12 MB / 0.5105 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001234/0.348, allocations: 99.98 kB / 0.6099 GB, free: 11.02 MB / 0.5105 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001973/0.35, allocations: 2.544 MB / 0.6124 GB, free: 8.238 MB / 0.5105 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.775e-05/0.35, allocations: 7.938 kB / 0.6124 GB, free: 8.23 MB / 0.5105 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.562e-05/0.3501, allocations: 47.98 kB / 0.6124 GB, free: 8.184 MB / 0.5105 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.857e-05/0.3502, allocations: 93.95 kB / 0.6125 GB, free: 8.094 MB / 0.5105 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001853/0.352, allocations: 1.694 MB / 0.6142 GB, free: 6.395 MB / 0.5105 GB 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 0.004841/0.3569, allocations: 4.8 MB / 0.6189 GB, free: 1.5 MB / 0.5105 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0008458/0.3577, allocations: 0.8422 MB / 0.6197 GB, free: 0.6523 MB / 0.5105 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004004/0.3581, allocations: 437.1 kB / 0.6201 GB, free: 232 kB / 0.5105 GB Notification: Performance of preOpt evalFunc (simulation): time 6.743e-05/0.3582, allocations: 28.48 kB / 0.6201 GB, free: 200 kB / 0.5105 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.025e-05/0.3582, allocations: 47.06 kB / 0.6202 GB, free: 144 kB / 0.5105 GB Notification: Performance of pre-optimization done (n=60): time 1.964e-06/0.3582, allocations: 0 / 0.6202 GB, free: 144 kB / 0.5105 GB Notification: Performance of matching and sorting (n=72): time 0.006897/0.3651, allocations: 4.033 MB / 0.6241 GB, free: 12.07 MB / 0.5261 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.525e-05/0.3652, allocations: 111.5 kB / 0.6242 GB, free: 11.94 MB / 0.5261 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0005789/0.3658, allocations: 0.6951 MB / 0.6249 GB, free: 11.24 MB / 0.5261 GB Notification: Performance of collectPreVariables (initialization): time 7.069e-05/0.3658, allocations: 45.7 kB / 0.6249 GB, free: 11.19 MB / 0.5261 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002518/0.3661, allocations: 0.5544 MB / 0.6255 GB, free: 10.62 MB / 0.5261 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001484/0.3662, allocations: 277.6 kB / 0.6258 GB, free: 10.35 MB / 0.5261 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000221/0.3665, allocations: 202.6 kB / 0.6259 GB, free: 10.14 MB / 0.5261 GB Notification: Performance of setup shared object (initialization): time 0.0002491/0.3667, allocations: 394.7 kB / 0.6263 GB, free: 9.75 MB / 0.5261 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000594/0.3673, allocations: 0.5836 MB / 0.6269 GB, free: 9.168 MB / 0.5261 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007182/0.368, allocations: 0.9184 MB / 0.6278 GB, free: 8.117 MB / 0.5261 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.00127/0.3693, allocations: 1.451 MB / 0.6292 GB, free: 6.551 MB / 0.5261 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.899e-06/0.3693, allocations: 4 kB / 0.6292 GB, free: 6.547 MB / 0.5261 GB Notification: Performance of matching and sorting (n=125) (initialization): time 0.001955/0.3712, allocations: 1.942 MB / 0.6311 GB, free: 4.598 MB / 0.5261 GB Notification: Performance of prepare postOptimizeDAE: time 2.144e-05/0.3713, allocations: 13.12 kB / 0.6311 GB, free: 4.586 MB / 0.5261 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.575e-05/0.3713, allocations: 11.98 kB / 0.6311 GB, free: 4.574 MB / 0.5261 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.00244/0.3737, allocations: 1.351 MB / 0.6325 GB, free: 3.23 MB / 0.5261 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003426/0.3741, allocations: 146.9 kB / 0.6326 GB, free: 3.09 MB / 0.5261 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001925/0.376, allocations: 1.92 MB / 0.6345 GB, free: 1.141 MB / 0.5261 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005127/0.3765, allocations: 43.97 kB / 0.6345 GB, free: 1.098 MB / 0.5261 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.519e-05/0.3766, allocations: 67.98 kB / 0.6346 GB, free: 1.031 MB / 0.5261 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 37 * Number of states: 0 () * Number of discrete variables: 4 (volume.regularFlow[1],volume.regularFlow[2],volume.inFlow[2],volume.inFlow[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (82): * Single equations (assignments): 81 * Array equations: 0 * 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): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(9,35)} Notification: Performance of prepare postOptimizeDAE: time 0.000625/0.3772, allocations: 401.5 kB / 0.635 GB, free: 0.6289 MB / 0.5261 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001389/0.3774, allocations: 85.45 kB / 0.635 GB, free: 0.5469 MB / 0.5261 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.1929/0.5702, allocations: 1.477 MB / 0.6365 GB, free: 165 MB / 0.5261 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.648e-06/0.5702, allocations: 7.969 kB / 0.6365 GB, free: 165 MB / 0.5261 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.853e-06/0.5702, allocations: 4.281 kB / 0.6365 GB, free: 165 MB / 0.5261 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.983e-06/0.5702, allocations: 3.234 kB / 0.6365 GB, free: 165 MB / 0.5261 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.00262/0.5729, allocations: 2.368 MB / 0.6388 GB, free: 164.2 MB / 0.5261 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.727e-06/0.5729, allocations: 0 / 0.6388 GB, free: 164.2 MB / 0.5261 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0008746/0.5737, allocations: 322.6 kB / 0.6391 GB, free: 164.2 MB / 0.5261 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001299/0.5739, allocations: 76.53 kB / 0.6392 GB, free: 164.2 MB / 0.5261 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.743e-05/0.5739, allocations: 32.67 kB / 0.6392 GB, free: 164.2 MB / 0.5261 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001143/0.5751, allocations: 2.772 MB / 0.6419 GB, free: 161.6 MB / 0.5261 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.813e-06/0.5751, allocations: 2.625 kB / 0.6419 GB, free: 161.6 MB / 0.5261 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001632/0.5767, allocations: 1.877 MB / 0.6438 GB, free: 160.8 MB / 0.5261 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003699/0.5771, allocations: 220.3 kB / 0.644 GB, free: 160.7 MB / 0.5261 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.614e-05/0.5771, allocations: 27.97 kB / 0.644 GB, free: 160.7 MB / 0.5261 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004034/0.5775, allocations: 51.73 kB / 0.6441 GB, free: 160.7 MB / 0.5261 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001094/0.5777, allocations: 67.84 kB / 0.6441 GB, free: 160.7 MB / 0.5261 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.523e-05/0.5777, allocations: 60.66 kB / 0.6442 GB, free: 160.7 MB / 0.5261 GB Notification: Performance of sorting global known variables: time 0.0003601/0.5781, allocations: 496.6 kB / 0.6446 GB, free: 160.5 MB / 0.5261 GB Notification: Performance of sort global known variables: time 5e-08/0.5781, allocations: 0 / 0.6446 GB, free: 160.5 MB / 0.5261 GB Notification: Performance of remove unused functions: time 0.001061/0.5791, allocations: 480.7 kB / 0.6451 GB, free: 160.4 MB / 0.5261 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 2 * Number of states: 8 (volume.medium.p,volume.medium.Xi[1],volume.medium.Xi[2],volume.medium.Xi[3],volume.medium.Xi[4],volume.medium.Xi[5],volume.medium.Xi[6],volume.medium.T) * 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 (78): * Single equations (assignments): 76 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * 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 {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.001105/0.5803, allocations: 0.6824 MB / 0.6458 GB, free: 160.3 MB / 0.5261 GB Notification: Performance of simCode: created initialization part: time 0.001545/0.5818, allocations: 1.421 MB / 0.6472 GB, free: 159.9 MB / 0.5261 GB Notification: Performance of simCode: created event and clocks part: time 7.124e-06/0.5818, allocations: 7.266 kB / 0.6472 GB, free: 159.9 MB / 0.5261 GB Notification: Performance of simCode: created simulation system equations: time 0.0008346/0.5826, allocations: 0.8272 MB / 0.648 GB, free: 159.6 MB / 0.5261 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001092/0.5837, allocations: 463.5 kB / 0.6484 GB, free: 159.5 MB / 0.5261 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002857/0.5866, allocations: 2.741 MB / 0.6511 GB, free: 158.4 MB / 0.5261 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003443/0.5869, allocations: 0.5827 MB / 0.6517 GB, free: 158.2 MB / 0.5261 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002524/0.5872, allocations: 100.5 kB / 0.6518 GB, free: 158.2 MB / 0.5261 GB Notification: Performance of SimCode: time 1.443e-06/0.5872, allocations: 4 kB / 0.6518 GB, free: 158.2 MB / 0.5261 GB Notification: Performance of Templates: time 0.02954/0.6167, allocations: 28.47 MB / 0.6796 GB, free: 152.4 MB / 0.5261 GB " [Timeout remaining time 659] make -j1 -f ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas.makefile [Timeout 660] (rm -f ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas.pipe ; mkfifo ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas.pipe ; head -c 1048576 < ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas.pipe >> ../files/ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas.sim & ./ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas.pipe 2>&1) [Timeout 480] diffSimulationResults("ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/ModelicaTest/Media/TestsWithFluid/MediaTestModels/IdealGases/SimpleNaturalGas/SimpleNaturalGas.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.IdealGases.SimpleNaturalGas.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: 8.427910855971277]