Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ThermofluidStream_dev_ThermofluidStream.Undirected.Topology.Tests.TestConnectors.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 0.001922/0.001922, allocations: 110.4 kB / 18.94 MB, free: 2.949 MB / 14.72 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 0.002287/0.002287, allocations: 218.6 kB / 22.26 MB, free: 5.121 MB / 14.72 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 1.536/1.536, allocations: 230.6 MB / 256 MB, free: 7.988 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermofluidStream main/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermofluidStream main/package.mo): time 0.8287/0.8287, allocations: 100.3 MB / 412.7 MB, free: 3.641 MB / 318.1 MB " [Timeout remaining time 179] Using package ThermofluidStream with version 1.2.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermofluidStream 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) Running command: translateModel(ThermofluidStream.Undirected.Topology.Tests.TestConnectors,tolerance=1e-06,outputFormat="mat",numberOfIntervals=1000,variableFilter="Time|boundary_fore1.rear.m_flow|boundary_fore2.rear.m_flow|boundary_fore3.rear.m_flow|boundary_fore5.rear.m_flow|boundary_rear.fore.m_flow|connectRearOutlet.rear.m_flow|flowResistance2.rear.m_flow|pulse.T_start|pulse.count|sink3.inlet.m_flow|source1.outlet.m_flow|source2.outlet.m_flow",fileNamePrefix="ThermofluidStream_dev_ThermofluidStream.Undirected.Topology.Tests.TestConnectors") translateModel(ThermofluidStream.Undirected.Topology.Tests.TestConnectors,tolerance=1e-06,outputFormat="mat",numberOfIntervals=1000,variableFilter="Time|boundary_fore1.rear.m_flow|boundary_fore2.rear.m_flow|boundary_fore3.rear.m_flow|boundary_fore5.rear.m_flow|boundary_rear.fore.m_flow|connectRearOutlet.rear.m_flow|flowResistance2.rear.m_flow|pulse.T_start|pulse.count|sink3.inlet.m_flow|source1.outlet.m_flow|source2.outlet.m_flow",fileNamePrefix="ThermofluidStream_dev_ThermofluidStream.Undirected.Topology.Tests.TestConnectors") [Timeout 660] "Notification: ThermofluidStream 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: ThermofluidStream requested package Complex of version 4.0.0. Complex 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002633/0.002633, allocations: 90.25 kB / 0.5638 GB, free: 35.68 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1212/0.1239, allocations: 74.47 MB / 0.6365 GB, free: 7.129 MB / 478.1 MB Notification: Performance of NFInst.instantiate(ThermofluidStream.Undirected.Topology.Tests.TestConnectors): time 0.5716/0.6955, allocations: 227.3 MB / 0.8585 GB, free: 11.73 MB / 0.6075 GB Notification: Performance of NFInst.instExpressions: time 0.04197/0.7374, allocations: 31.23 MB / 0.889 GB, free: 15.59 MB / 0.6387 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003993/0.7414, allocations: 206.2 kB / 0.8892 GB, free: 15.39 MB / 0.6387 GB Notification: Performance of NFTyping.typeComponents: time 0.005915/0.7473, allocations: 1.739 MB / 0.8909 GB, free: 13.64 MB / 0.6387 GB Notification: Performance of NFTyping.typeBindings: time 0.009687/0.757, allocations: 2.75 MB / 0.8936 GB, free: 10.88 MB / 0.6387 GB Notification: Performance of NFTyping.typeClassSections: time 0.008308/0.7653, allocations: 2.697 MB / 0.8962 GB, free: 8.168 MB / 0.6387 GB Notification: Performance of NFFlatten.flatten: time 0.008027/0.7734, allocations: 4.874 MB / 0.9009 GB, free: 3.277 MB / 0.6387 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00156/0.7749, allocations: 0.6432 MB / 0.9016 GB, free: 2.578 MB / 0.6387 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00547/0.7804, allocations: 2.49 MB / 0.904 GB, free: 80 kB / 0.6387 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00403/0.7844, allocations: 2.343 MB / 0.9063 GB, free: 13.73 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.0006694/0.7851, allocations: 264 kB / 0.9065 GB, free: 13.47 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00894/0.794, allocations: 3.833 MB / 0.9103 GB, free: 9.629 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.0008891/0.7949, allocations: 0.6302 MB / 0.9109 GB, free: 8.996 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.002336/0.7973, allocations: 1.555 MB / 0.9124 GB, free: 7.434 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.009988/0.8072, allocations: 5.005 MB / 0.9173 GB, free: 2.414 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 6.111e-06/0.8073, allocations: 0 / 0.9173 GB, free: 2.414 MB / 0.6544 GB Notification: Performance of FrontEnd: time 1.793e-06/0.8073, allocations: 0 / 0.9173 GB, free: 2.414 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 7.486e-05/0.8073, allocations: 4 kB / 0.9173 GB, free: 2.41 MB / 0.6544 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 532 * Number of variables: 532 Notification: Performance of Generate backend data structure: time 0.007507/0.8148, allocations: 3.602 MB / 0.9208 GB, free: 14.74 MB / 0.67 GB Notification: Performance of prepare preOptimizeDAE: time 4.237e-05/0.8149, allocations: 14.06 kB / 0.9208 GB, free: 14.73 MB / 0.67 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0006507/0.8155, allocations: 354.7 kB / 0.9212 GB, free: 14.38 MB / 0.67 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004073/0.8196, allocations: 1.927 MB / 0.9231 GB, free: 12.37 MB / 0.67 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001369/0.8197, allocations: 152.2 kB / 0.9232 GB, free: 12.21 MB / 0.67 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003487/0.8201, allocations: 223.9 kB / 0.9234 GB, free: 12 MB / 0.67 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.004507/0.8246, allocations: 2.509 MB / 0.9259 GB, free: 9.375 MB / 0.67 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.915e-05/0.8246, allocations: 0 / 0.9259 GB, free: 9.375 MB / 0.67 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001745/0.8248, allocations: 84 kB / 0.926 GB, free: 9.293 MB / 0.67 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.5e-05/0.8249, allocations: 52 kB / 0.926 GB, free: 9.242 MB / 0.67 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.004246/0.8291, allocations: 2.281 MB / 0.9282 GB, free: 6.957 MB / 0.67 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01642/0.8455, allocations: 11.13 MB / 0.9391 GB, free: 10.96 MB / 0.6856 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00373/0.8492, allocations: 1.637 MB / 0.9407 GB, free: 9.312 MB / 0.6856 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001704/0.851, allocations: 0.8201 MB / 0.9415 GB, free: 8.492 MB / 0.6856 GB Notification: Performance of preOpt evalFunc (simulation): time 0.00758/0.8585, allocations: 3.367 MB / 0.9448 GB, free: 5.102 MB / 0.6856 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.002078/0.8606, allocations: 1.048 MB / 0.9458 GB, free: 4.035 MB / 0.6856 GB Notification: Performance of pre-optimization done (n=183): time 4.128e-06/0.8606, allocations: 0 / 0.9458 GB, free: 4.035 MB / 0.6856 GB Notification: Performance of matching and sorting (n=184): time 0.01288/0.8735, allocations: 5.331 MB / 0.951 GB, free: 14.64 MB / 0.7012 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.728e-05/0.8736, allocations: 99.11 kB / 0.9511 GB, free: 14.53 MB / 0.7012 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002591/0.8762, allocations: 1.871 MB / 0.9529 GB, free: 12.64 MB / 0.7012 GB Notification: Performance of collectPreVariables (initialization): time 0.0002272/0.8764, allocations: 57.7 kB / 0.953 GB, free: 12.58 MB / 0.7012 GB Notification: Performance of collectInitialEqns (initialization): time 0.001049/0.8774, allocations: 1.107 MB / 0.9541 GB, free: 11.46 MB / 0.7012 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006921/0.8781, allocations: 0.6506 MB / 0.9547 GB, free: 10.81 MB / 0.7012 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005183/0.8786, allocations: 295.5 kB / 0.955 GB, free: 10.51 MB / 0.7012 GB Notification: Performance of setup shared object (initialization): time 0.00013/0.8788, allocations: 309.1 kB / 0.9553 GB, free: 10.21 MB / 0.7012 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001415/0.8802, allocations: 0.6715 MB / 0.9559 GB, free: 9.535 MB / 0.7012 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001644/0.8818, allocations: 0.8571 MB / 0.9568 GB, free: 8.633 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.003213/0.885, allocations: 1.657 MB / 0.9584 GB, free: 6.926 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.502e-06/0.8851, allocations: 4 kB / 0.9584 GB, free: 6.922 MB / 0.7012 GB Notification: Performance of matching and sorting (n=208) (initialization): time 0.005759/0.8908, allocations: 2.554 MB / 0.9609 GB, free: 4.324 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 4.675e-05/0.8909, allocations: 37.64 kB / 0.9609 GB, free: 4.281 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.138e-05/0.8909, allocations: 1.562 kB / 0.9609 GB, free: 4.281 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002113/0.893, allocations: 0.6189 MB / 0.9615 GB, free: 3.637 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001217/0.8942, allocations: 295.6 kB / 0.9618 GB, free: 3.348 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01921/0.9134, allocations: 15.31 MB / 0.9768 GB, free: 3.012 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001474/0.9149, allocations: 103.5 kB / 0.9769 GB, free: 2.91 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000225/0.9151, allocations: 75.97 kB / 0.9769 GB, free: 2.836 MB / 0.7169 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 14 * Number of states: 0 () * Number of discrete variables: 5 (pulse.count,$PRE.pulse.count,pulse.T_start,$PRE.pulse.T_start,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (163): * Single equations (assignments): 153 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 9 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 9 systems {(3,18,77.8%), (1,4,100.0%), (1,4,100.0%), (1,2,100.0%), (1,2,100.0%), (1,1,100.0%), (1,1,100.0%), (1,8,100.0%), (1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.001126/0.9162, allocations: 429.4 kB / 0.9774 GB, free: 2.406 MB / 0.7169 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006069/0.9168, allocations: 274.2 kB / 0.9776 GB, free: 2.137 MB / 0.7169 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.007313/0.9242, allocations: 3.436 MB / 0.981 GB, free: 14.7 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.489e-05/0.9242, allocations: 20 kB / 0.981 GB, free: 14.68 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.459e-05/0.9242, allocations: 12 kB / 0.981 GB, free: 14.67 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.927e-05/0.9242, allocations: 15.95 kB / 0.981 GB, free: 14.65 MB / 0.7325 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01032/0.9346, allocations: 5.123 MB / 0.986 GB, free: 9.43 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.014e-05/0.9346, allocations: 4.219 kB / 0.986 GB, free: 9.426 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001115/0.9357, allocations: 295.6 kB / 0.9863 GB, free: 9.137 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001863/0.9375, allocations: 0.5363 MB / 0.9868 GB, free: 8.574 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001892/0.9377, allocations: 67.97 kB / 0.9869 GB, free: 8.508 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01448/0.9522, allocations: 14.34 MB / 1.001 GB, free: 9.152 MB / 0.7481 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.533e-06/0.9522, allocations: 7.969 kB / 1.001 GB, free: 9.145 MB / 0.7481 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.007972/0.9602, allocations: 3.696 MB / 1.005 GB, free: 5.391 MB / 0.7481 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0008807/0.9611, allocations: 269.8 kB / 1.005 GB, free: 5.125 MB / 0.7481 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004367/0.9615, allocations: 56.12 kB / 1.005 GB, free: 5.07 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001078/0.9626, allocations: 63.95 kB / 1.005 GB, free: 5.008 MB / 0.7481 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004192/0.963, allocations: 181.6 kB / 1.005 GB, free: 4.832 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001733/0.9632, allocations: 71.95 kB / 1.005 GB, free: 4.762 MB / 0.7481 GB Notification: Performance of sorting global known variables: time 0.002041/0.9652, allocations: 1.326 MB / 1.006 GB, free: 3.43 MB / 0.7481 GB Notification: Performance of sort global known variables: time 9e-08/0.9652, allocations: 0 / 1.006 GB, free: 3.43 MB / 0.7481 GB Notification: Performance of remove unused functions: time 0.003183/0.9684, allocations: 0.9052 MB / 1.007 GB, free: 2.523 MB / 0.7481 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 9 * Number of states: 10 (connectRearRear.rear_a.m_flow,connectForeFore.fore_a.m_flow,connectInletFore.fore.m_flow,connectRearOutlet.rear.m_flow,sink1.inlet.m_flow,boundary_fore3.rear.m_flow,flowResistance.rear.m_flow,flowResistance2.rear.m_flow,flowResistance3.inlet.m_flow,flowResistance4.rear.m_flow) * Number of discrete variables: 3 ($whenCondition1,pulse.T_start,pulse.count) * Number of discrete states: 1 (pulse.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (158): * Single equations (assignments): 147 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 9 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 9 systems {(1,4,100.0%), (1,1,100.0%), (1,4,100.0%), (1,2,100.0%), (1,2,100.0%), (1,1,100.0%), (1,8,100.0%), (1,2,100.0%), (3,18,77.8%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.001755/0.9702, allocations: 1.008 MB / 1.008 GB, free: 1.523 MB / 0.7481 GB Notification: Performance of simCode: created initialization part: time 0.005903/0.9761, allocations: 2.979 MB / 1.011 GB, free: 14.42 MB / 0.7637 GB Notification: Performance of simCode: created event and clocks part: time 5.45e-06/0.9761, allocations: 0 / 1.011 GB, free: 14.42 MB / 0.7637 GB Notification: Performance of simCode: created simulation system equations: time 0.003905/0.98, allocations: 2.169 MB / 1.013 GB, free: 12.14 MB / 0.7637 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003876/0.9838, allocations: 0.8236 MB / 1.014 GB, free: 11.34 MB / 0.7637 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.009452/0.9933, allocations: 5.058 MB / 1.019 GB, free: 6.215 MB / 0.7637 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001606/0.9949, allocations: 1.692 MB / 1.021 GB, free: 4.488 MB / 0.7637 GB Notification: Performance of simCode: alias equations: time 0.001827/0.9967, allocations: 0.5187 MB / 1.021 GB, free: 4.039 MB / 0.7637 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005886/0.9973, allocations: 219.4 kB / 1.021 GB, free: 3.824 MB / 0.7637 GB Notification: Performance of SimCode: time 1.152e-06/0.9973, allocations: 0 / 1.021 GB, free: 3.824 MB / 0.7637 GB Notification: Performance of Templates: time 0.3748/1.372, allocations: 53.37 MB / 1.074 GB, free: 306 MB / 0.795 GB " [Timeout remaining time 659] make -j1 -f ThermofluidStream_dev_ThermofluidStream.Undirected.Topology.Tests.TestConnectors.makefile [Timeout 660] (rm -f ThermofluidStream_dev_ThermofluidStream.Undirected.Topology.Tests.TestConnectors.pipe ; mkfifo ThermofluidStream_dev_ThermofluidStream.Undirected.Topology.Tests.TestConnectors.pipe ; head -c 1048576 < ThermofluidStream_dev_ThermofluidStream.Undirected.Topology.Tests.TestConnectors.pipe >> ../files/ThermofluidStream_dev_ThermofluidStream.Undirected.Topology.Tests.TestConnectors.sim & ./ThermofluidStream_dev_ThermofluidStream.Undirected.Topology.Tests.TestConnectors -abortSlowSimulation -alarm=1200 -emit_protected -lv LOG_STATS > ThermofluidStream_dev_ThermofluidStream.Undirected.Topology.Tests.TestConnectors.pipe 2>&1) [Timeout 1200] diffSimulationResults("ThermofluidStream_dev_ThermofluidStream.Undirected.Topology.Tests.TestConnectors_res.mat","/mnt/ReferenceFiles/ThermofluidStream-main-regression/ReferenceData/ThermofluidStream.Undirected.Topology.Tests.TestConnectors_ref.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ThermofluidStream_dev_ThermofluidStream.Undirected.Topology.Tests.TestConnectors.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: 8.512787269894034]