Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.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 0.0009534/0.0009534, allocations: 77.88 kB / 20.68 MB, free: 3.82 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 0.001002/0.001002, allocations: 177 kB / 24.09 MB, free: 424 kB / 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 1.061/1.061, allocations: 177.1 MB / 204.5 MB, free: 5.527 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/package.mo", uses=false) [Timeout 180] "[/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/Building/BuildingEnvelope/HeatTransfer/package.mo:2:1-40:17:writable] Warning: Soil_case_nappe was referenced in the package.order file, but was not found in package.mo, Soil_case_nappe/package.mo or Soil_case_nappe.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/package.mo): time 0.5994/0.5994, allocations: 110.2 MB / 371.3 MB, free: 12.41 MB / 346.7 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:44:3-56:20:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:58:3-65:19:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:67:3-72:20:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:74:3-79:20:writable] Warning: External function annotation should occur on the external-clause, not on the function. " [Timeout remaining time 179] Using package BuildSysPro with version 3.6.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/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(BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow,tolerance=1e-08,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow") translateModel(BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow,tolerance=1e-08,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.873e-06/1.873e-06, allocations: 0 / 475.7 MB, free: 15 MB / 410.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.025e-05/2.212e-05, allocations: 2.312 kB / 475.7 MB, free: 15 MB / 410.7 MB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow): time 0.1314/0.1314, allocations: 148.2 MB / 0.6093 GB, free: 10.39 MB / 0.5261 GB Notification: Performance of NFInst.instExpressions: time 0.006246/0.1377, allocations: 3.844 MB / 0.613 GB, free: 6.539 MB / 0.5261 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001221/0.1389, allocations: 51.56 kB / 0.6131 GB, free: 6.488 MB / 0.5261 GB Notification: Performance of NFTyping.typeComponents: time 0.0008257/0.1397, allocations: 313.6 kB / 0.6134 GB, free: 6.18 MB / 0.5261 GB Notification: Performance of NFTyping.typeBindings: time 0.00266/0.1424, allocations: 1.177 MB / 0.6145 GB, free: 4.996 MB / 0.5261 GB Notification: Performance of NFTyping.typeClassSections: time 0.001765/0.1441, allocations: 0.9043 MB / 0.6154 GB, free: 4.09 MB / 0.5261 GB Notification: Performance of NFFlatten.flatten: time 0.003186/0.1473, allocations: 2.989 MB / 0.6183 GB, free: 1.094 MB / 0.5261 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001214/0.1485, allocations: 0.7672 MB / 0.6191 GB, free: 320 kB / 0.5261 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00292/0.1515, allocations: 1.522 MB / 0.6206 GB, free: 14.82 MB / 0.5417 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001286/0.1528, allocations: 0.8647 MB / 0.6214 GB, free: 13.95 MB / 0.5417 GB Notification: Performance of NFPackage.collectConstants: time 0.0005308/0.1533, allocations: 108 kB / 0.6215 GB, free: 13.85 MB / 0.5417 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0008896/0.1542, allocations: 403.1 kB / 0.6219 GB, free: 13.45 MB / 0.5417 GB Notification: Performance of NFScalarize.scalarize: time 0.000411/0.1546, allocations: 0.4986 MB / 0.6224 GB, free: 12.95 MB / 0.5417 GB Notification: Performance of NFVerifyModel.verify: time 0.0005228/0.1551, allocations: 467 kB / 0.6228 GB, free: 12.5 MB / 0.5417 GB Notification: Performance of NFConvertDAE.convert: time 0.001454/0.1566, allocations: 1.215 MB / 0.624 GB, free: 11.28 MB / 0.5417 GB Notification: Performance of FrontEnd - DAE generated: time 4.178e-06/0.1566, allocations: 0 / 0.624 GB, free: 11.28 MB / 0.5417 GB Notification: Performance of FrontEnd: time 1.362e-06/0.1566, allocations: 4 kB / 0.624 GB, free: 11.27 MB / 0.5417 GB Notification: Performance of Transformations before backend: time 1.42e-05/0.1566, allocations: 0 / 0.624 GB, free: 11.27 MB / 0.5417 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 213 * Number of variables: 213 Notification: Performance of Generate backend data structure: time 0.001679/0.1583, allocations: 1.491 MB / 0.6255 GB, free: 9.738 MB / 0.5417 GB Notification: Performance of prepare preOptimizeDAE: time 5.125e-05/0.1583, allocations: 8.625 kB / 0.6255 GB, free: 9.73 MB / 0.5417 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001038/0.1593, allocations: 407.4 kB / 0.6259 GB, free: 9.332 MB / 0.5417 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0008117/0.1602, allocations: 0.7656 MB / 0.6266 GB, free: 8.543 MB / 0.5417 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.243e-05/0.1602, allocations: 70.12 kB / 0.6267 GB, free: 8.473 MB / 0.5417 GB Notification: Performance of preOpt expandDerOperator (simulation): time 9.209e-05/0.1603, allocations: 88 kB / 0.6268 GB, free: 8.387 MB / 0.5417 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0007524/0.161, allocations: 0.9322 MB / 0.6277 GB, free: 7.336 MB / 0.5417 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.894e-05/0.1611, allocations: 0 / 0.6277 GB, free: 7.336 MB / 0.5417 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.516e-05/0.1611, allocations: 39.98 kB / 0.6277 GB, free: 7.297 MB / 0.5417 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.625e-05/0.1612, allocations: 37.98 kB / 0.6277 GB, free: 7.262 MB / 0.5417 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003593/0.1615, allocations: 285.7 kB / 0.628 GB, free: 6.98 MB / 0.5417 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 0.003037/0.1646, allocations: 2.182 MB / 0.6302 GB, free: 4.75 MB / 0.5417 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0003011/0.1649, allocations: 275.3 kB / 0.6304 GB, free: 4.473 MB / 0.5417 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001145/0.165, allocations: 113.9 kB / 0.6305 GB, free: 4.359 MB / 0.5417 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001133/0.1651, allocations: 32.48 kB / 0.6306 GB, free: 4.324 MB / 0.5417 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.71e-05/0.1651, allocations: 45.89 kB / 0.6306 GB, free: 4.27 MB / 0.5417 GB Notification: Performance of pre-optimization done (n=47): time 2.935e-06/0.1651, allocations: 0 / 0.6306 GB, free: 4.27 MB / 0.5417 GB Notification: Performance of matching and sorting (n=49): time 0.001606/0.1667, allocations: 0.9129 MB / 0.6315 GB, free: 3.316 MB / 0.5417 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.967e-05/0.1667, allocations: 55.91 kB / 0.6315 GB, free: 3.25 MB / 0.5417 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0005662/0.1673, allocations: 0.6123 MB / 0.6321 GB, free: 2.621 MB / 0.5417 GB Notification: Performance of collectPreVariables (initialization): time 3.586e-05/0.1674, allocations: 33.7 kB / 0.6322 GB, free: 2.582 MB / 0.5417 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002702/0.1676, allocations: 0.5494 MB / 0.6327 GB, free: 2.023 MB / 0.5417 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001042/0.1677, allocations: 182.5 kB / 0.6329 GB, free: 1.844 MB / 0.5417 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001232/0.1678, allocations: 115.9 kB / 0.633 GB, free: 1.723 MB / 0.5417 GB Notification: Performance of setup shared object (initialization): time 0.0001744/0.168, allocations: 0.5701 MB / 0.6336 GB, free: 1.141 MB / 0.5417 GB Notification: Performance of preBalanceInitialSystem (initialization): time 9.207e-05/0.1681, allocations: 69.25 kB / 0.6336 GB, free: 1.074 MB / 0.5417 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001892/0.1683, allocations: 266.6 kB / 0.6339 GB, free: 0.7539 MB / 0.5417 GB Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: volDyn.dynBal.medium.p = volDyn.dynBal.p_start (bou.p = volDyn.dynBal.p_start) Notification: Performance of analyzeInitialSystem (initialization): time 0.0005389/0.1688, allocations: 493.6 kB / 0.6343 GB, free: 232 kB / 0.5417 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.216e-06/0.1688, allocations: 4 kB / 0.6343 GB, free: 228 kB / 0.5417 GB Notification: Performance of matching and sorting (n=72) (initialization): time 0.0004934/0.1693, allocations: 444.4 kB / 0.6348 GB, free: 15.77 MB / 0.5573 GB Notification: Performance of prepare postOptimizeDAE: time 1.797e-05/0.1694, allocations: 4 kB / 0.6348 GB, free: 15.77 MB / 0.5573 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.494e-06/0.1694, allocations: 4 kB / 0.6348 GB, free: 15.76 MB / 0.5573 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0001489/0.1695, allocations: 59.69 kB / 0.6348 GB, free: 15.7 MB / 0.5573 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002953/0.1698, allocations: 131.8 kB / 0.635 GB, free: 15.57 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002052/0.1719, allocations: 3.56 MB / 0.6384 GB, free: 11.78 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003336/0.1722, allocations: 27.92 kB / 0.6385 GB, free: 11.75 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.006e-05/0.1722, allocations: 16 kB / 0.6385 GB, free: 11.74 MB / 0.5573 GB Warning: The initial conditions are over specified. The following 1 initial equations are redundant, so they are removed from the initialization system: volDyn.dynBal.medium.p = volDyn.dynBal.p_start. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 12 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (67): * Single equations (assignments): 65 * 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): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(1,4), (1,1)} Notification: Performance of prepare postOptimizeDAE: time 0.0002216/0.1724, allocations: 200.4 kB / 0.6387 GB, free: 11.53 MB / 0.5573 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001003/0.1725, allocations: 99.48 kB / 0.6388 GB, free: 11.43 MB / 0.5573 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 7.644e-05/0.1726, allocations: 87.34 kB / 0.6388 GB, free: 11.34 MB / 0.5573 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.897e-06/0.1726, allocations: 4 kB / 0.6389 GB, free: 11.34 MB / 0.5573 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.45e-06/0.1726, allocations: 0 / 0.6389 GB, free: 11.34 MB / 0.5573 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0003834/0.173, allocations: 0.558 MB / 0.6394 GB, free: 10.69 MB / 0.5573 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001325/0.1743, allocations: 1.125 MB / 0.6405 GB, free: 9.473 MB / 0.5573 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.638e-06/0.1743, allocations: 0 / 0.6405 GB, free: 9.473 MB / 0.5573 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002715/0.1746, allocations: 119.8 kB / 0.6406 GB, free: 9.355 MB / 0.5573 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001152/0.1747, allocations: 52.06 kB / 0.6407 GB, free: 9.301 MB / 0.5573 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.781e-05/0.1748, allocations: 23.98 kB / 0.6407 GB, free: 9.277 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001195/0.176, allocations: 1.831 MB / 0.6425 GB, free: 7.336 MB / 0.5573 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.078e-06/0.176, allocations: 7.984 kB / 0.6425 GB, free: 7.328 MB / 0.5573 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005745/0.1765, allocations: 0.6815 MB / 0.6431 GB, free: 6.566 MB / 0.5573 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001863/0.1767, allocations: 127.5 kB / 0.6433 GB, free: 6.441 MB / 0.5573 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.887e-05/0.1768, allocations: 16 kB / 0.6433 GB, free: 6.426 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002816/0.1771, allocations: 23.98 kB / 0.6433 GB, free: 6.402 MB / 0.5573 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 8.31e-05/0.1771, allocations: 48.05 kB / 0.6433 GB, free: 6.355 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.358e-05/0.1772, allocations: 27.98 kB / 0.6434 GB, free: 6.328 MB / 0.5573 GB Notification: Performance of sorting global known variables: time 0.000251/0.1774, allocations: 374.9 kB / 0.6437 GB, free: 5.969 MB / 0.5573 GB Notification: Performance of sort global known variables: time 9e-08/0.1774, allocations: 3.938 kB / 0.6437 GB, free: 5.965 MB / 0.5573 GB Notification: Performance of remove unused functions: time 0.0006877/0.1781, allocations: 292 kB / 0.644 GB, free: 5.68 MB / 0.5573 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 14 * Number of states: 2 (volDyn.dynBal.medium.Xi[1],volDyn.dynBal.U) * 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 (45): * Single equations (assignments): 44 * 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 {(1,4)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0002598/0.1784, allocations: 147.1 kB / 0.6442 GB, free: 5.523 MB / 0.5573 GB Notification: Performance of simCode: created initialization part: time 0.000578/0.179, allocations: 0.6192 MB / 0.6448 GB, free: 4.871 MB / 0.5573 GB Notification: Performance of simCode: created event and clocks part: time 3.887e-06/0.179, allocations: 0 / 0.6448 GB, free: 4.871 MB / 0.5573 GB Notification: Performance of simCode: created simulation system equations: time 0.0002581/0.1792, allocations: 330.1 kB / 0.6451 GB, free: 4.527 MB / 0.5573 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001185/0.1804, allocations: 0.5066 MB / 0.6456 GB, free: 4.047 MB / 0.5573 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002247/0.1826, allocations: 1.615 MB / 0.6471 GB, free: 2.332 MB / 0.5573 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001981/0.1828, allocations: 235.7 kB / 0.6474 GB, free: 2.082 MB / 0.5573 GB Notification: Performance of simCode: alias equations: time 0.0004703/0.1833, allocations: 130.4 kB / 0.6475 GB, free: 1.949 MB / 0.5573 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007521/0.1841, allocations: 461.8 kB / 0.6479 GB, free: 1.496 MB / 0.5573 GB Notification: Performance of SimCode: time 1.443e-06/0.1841, allocations: 0 / 0.6479 GB, free: 1.496 MB / 0.5573 GB Notification: Performance of Templates: time 0.2663/0.4503, allocations: 19.69 MB / 0.6672 GB, free: 50.24 MB / 0.5573 GB " [Timeout remaining time 660] make -j1 -f BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.makefile [Timeout 660] (rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.sim & ./BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow -abortSlowSimulation -alarm=240 -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 4.441551289986819]