Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACSimpleGrid_N.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 0.0009684/0.0009684, allocations: 84.22 kB / 20.94 MB, free: 3.605 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 0.0009374/0.0009374, allocations: 169 kB / 24.25 MB, free: 300 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 0.9749/0.9749, allocations: 177.1 MB / 204.6 MB, free: 5.645 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 0.6641/0.6641, allocations: 115 MB / 376 MB, free: 7.637 MB / 346.7 MB " [Timeout remaining time 179] Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/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(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACSimpleGrid_N,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACSimpleGrid_N") translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACSimpleGrid_N,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACSimpleGrid_N") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.342e-06/1.342e-06, allocations: 0 / 481.5 MB, free: 11.96 MB / 410.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.376e-05/2.51e-05, allocations: 2.312 kB / 481.5 MB, free: 11.95 MB / 410.7 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACSimpleGrid_N): time 0.0101/0.01013, allocations: 12.18 MB / 493.7 MB, free: 4.578 MB / 410.7 MB Notification: Performance of NFInst.instExpressions: time 0.007629/0.01776, allocations: 5.831 MB / 499.5 MB, free: 0.9023 MB / 410.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001326/0.01908, allocations: 49.22 kB / 499.6 MB, free: 0.8828 MB / 410.7 MB Notification: Performance of NFTyping.typeComponents: time 0.002197/0.02128, allocations: 1.057 MB / 0.4889 GB, free: 332 kB / 410.7 MB Notification: Performance of NFTyping.typeBindings: time 0.001866/0.02315, allocations: 0.7081 MB / 0.4896 GB, free: 15.89 MB / 426.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.002257/0.0254, allocations: 0.9935 MB / 0.4906 GB, free: 15.34 MB / 426.7 MB Notification: Performance of NFFlatten.flatten: time 0.003178/0.02858, allocations: 2.643 MB / 0.4932 GB, free: 14.15 MB / 426.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.002968/0.03155, allocations: 1.77 MB / 0.4949 GB, free: 13.26 MB / 426.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003048/0.0346, allocations: 1.738 MB / 0.4966 GB, free: 12.33 MB / 426.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002284/0.03688, allocations: 1.39 MB / 0.4979 GB, free: 11.23 MB / 426.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0005283/0.03741, allocations: 252 kB / 0.4982 GB, free: 10.98 MB / 426.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001123/0.03853, allocations: 0.548 MB / 0.4987 GB, free: 10.49 MB / 426.7 MB Notification: Performance of NFScalarize.scalarize: time 0.001071/0.0396, allocations: 1.02 MB / 0.4997 GB, free: 9.641 MB / 426.7 MB Notification: Performance of NFVerifyModel.verify: time 0.001378/0.04098, allocations: 0.7545 MB / 0.5004 GB, free: 8.949 MB / 426.7 MB Notification: Performance of NFConvertDAE.convert: time 0.002995/0.04398, allocations: 2.184 MB / 0.5026 GB, free: 7.156 MB / 426.7 MB Notification: Performance of FrontEnd - DAE generated: time 4.438e-06/0.04398, allocations: 0 / 0.5026 GB, free: 7.156 MB / 426.7 MB Notification: Performance of FrontEnd: time 1.372e-06/0.04398, allocations: 0.9062 kB / 0.5026 GB, free: 7.156 MB / 426.7 MB Notification: Performance of Transformations before backend: time 5.708e-05/0.04404, allocations: 0 / 0.5026 GB, free: 7.156 MB / 426.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 425 * Number of variables: 425 Notification: Performance of Generate backend data structure: time 0.003834/0.04787, allocations: 2.242 MB / 0.5048 GB, free: 4.914 MB / 426.7 MB Notification: Performance of prepare preOptimizeDAE: time 4.097e-05/0.04791, allocations: 11.97 kB / 0.5048 GB, free: 4.902 MB / 426.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003087/0.051, allocations: 0.987 MB / 0.5057 GB, free: 3.918 MB / 426.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001809/0.05281, allocations: 1.081 MB / 0.5068 GB, free: 2.809 MB / 426.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.536e-05/0.05291, allocations: 119.6 kB / 0.5069 GB, free: 2.691 MB / 426.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002757/0.05318, allocations: 164.9 kB / 0.5071 GB, free: 2.531 MB / 426.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003148/0.05633, allocations: 1.651 MB / 0.5087 GB, free: 0.7695 MB / 426.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 4.682e-05/0.05638, allocations: 19.83 kB / 0.5087 GB, free: 0.75 MB / 426.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001729/0.05655, allocations: 64.95 kB / 0.5088 GB, free: 0.6875 MB / 426.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000293/0.05684, allocations: 167.1 kB / 0.5089 GB, free: 0.5234 MB / 426.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001819/0.05866, allocations: 0.638 MB / 0.5095 GB, free: 15.88 MB / 442.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.008533/0.06719, allocations: 6.641 MB / 0.516 GB, free: 9.074 MB / 442.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0007655/0.06796, allocations: 343 kB / 0.5164 GB, free: 8.727 MB / 442.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003104/0.06827, allocations: 161.6 kB / 0.5165 GB, free: 8.566 MB / 442.7 MB Notification: Performance of preOpt evalFunc (simulation): time 8.185e-05/0.06835, allocations: 16.38 kB / 0.5165 GB, free: 8.551 MB / 442.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.659e-05/0.06839, allocations: 41.75 kB / 0.5166 GB, free: 8.5 MB / 442.7 MB Notification: Performance of pre-optimization done (n=46): time 3.476e-06/0.06839, allocations: 1.25 kB / 0.5166 GB, free: 8.5 MB / 442.7 MB Notification: Performance of matching and sorting (n=70): time 0.01331/0.0817, allocations: 4.166 MB / 0.5206 GB, free: 4.375 MB / 442.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 4.928e-05/0.08175, allocations: 60.06 kB / 0.5207 GB, free: 4.301 MB / 442.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001205/0.08295, allocations: 0.7881 MB / 0.5215 GB, free: 3.496 MB / 442.7 MB Notification: Performance of collectPreVariables (initialization): time 0.0001101/0.08306, allocations: 41.7 kB / 0.5215 GB, free: 3.449 MB / 442.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0006121/0.08368, allocations: 0.8726 MB / 0.5224 GB, free: 2.562 MB / 442.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0002656/0.08394, allocations: 269.8 kB / 0.5226 GB, free: 2.297 MB / 442.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004175/0.08436, allocations: 228.5 kB / 0.5228 GB, free: 2.066 MB / 442.7 MB Notification: Performance of setup shared object (initialization): time 0.0003161/0.08467, allocations: 0.6094 MB / 0.5234 GB, free: 1.445 MB / 442.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006042/0.08528, allocations: 234 kB / 0.5237 GB, free: 1.211 MB / 442.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009421/0.08622, allocations: 0.7817 MB / 0.5244 GB, free: 208 kB / 442.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001523/0.08774, allocations: 1.009 MB / 0.5254 GB, free: 15 MB / 458.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.32e-06/0.08775, allocations: 7.938 kB / 0.5254 GB, free: 14.99 MB / 458.7 MB Notification: Performance of matching and sorting (n=127) (initialization): time 0.004445/0.0922, allocations: 2.209 MB / 0.5276 GB, free: 12.77 MB / 458.7 MB Notification: Performance of prepare postOptimizeDAE: time 2.355e-05/0.09222, allocations: 15.12 kB / 0.5276 GB, free: 12.75 MB / 458.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.815e-05/0.09224, allocations: 15.94 kB / 0.5276 GB, free: 12.74 MB / 458.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.006417/0.09865, allocations: 2.89 MB / 0.5304 GB, free: 9.84 MB / 458.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006007/0.09925, allocations: 223.6 kB / 0.5306 GB, free: 9.621 MB / 458.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.007585/0.1068, allocations: 6.317 MB / 0.5368 GB, free: 3.078 MB / 458.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00087/0.1077, allocations: 175.7 kB / 0.537 GB, free: 2.906 MB / 458.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.478e-05/0.1078, allocations: 47.98 kB / 0.537 GB, free: 2.859 MB / 458.7 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.000781/0.1086, allocations: 357.4 kB / 0.5374 GB, free: 2.504 MB / 458.7 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0006015/0.1092, allocations: 0.7725 MB / 0.5381 GB, free: 1.504 MB / 458.7 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001147/0.1103, allocations: 0.9893 MB / 0.5391 GB, free: 320 kB / 458.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.11e-06/0.1103, allocations: 4 kB / 0.5391 GB, free: 316 kB / 458.7 MB Notification: Performance of matching and sorting (n=127) (initialization_lambda0): time 0.003431/0.1137, allocations: 1.772 MB / 0.5408 GB, free: 14.52 MB / 474.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.472e-05/0.1138, allocations: 12 kB / 0.5408 GB, free: 14.51 MB / 474.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.105e-05/0.1138, allocations: 16 kB / 0.5408 GB, free: 14.49 MB / 474.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.003676/0.1175, allocations: 1.615 MB / 0.5424 GB, free: 12.88 MB / 474.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006145/0.1181, allocations: 279.5 kB / 0.5427 GB, free: 12.6 MB / 474.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003932/0.122, allocations: 3.184 MB / 0.5458 GB, free: 9.297 MB / 474.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009405/0.1229, allocations: 167.7 kB / 0.5459 GB, free: 9.133 MB / 474.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.084e-05/0.123, allocations: 47.98 kB / 0.546 GB, free: 9.086 MB / 474.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 49 * 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 (97): * Single equations (assignments): 95 * 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): 1 system {(4,12,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(4,12)} Notification: Performance of prepare postOptimizeDAE: time 0.0003682/0.1234, allocations: 327.8 kB / 0.5463 GB, free: 8.758 MB / 474.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001719/0.1235, allocations: 115.4 kB / 0.5464 GB, free: 8.645 MB / 474.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004042/0.1276, allocations: 1.92 MB / 0.5483 GB, free: 6.703 MB / 474.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.867e-06/0.1276, allocations: 8 kB / 0.5483 GB, free: 6.695 MB / 474.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.256e-06/0.1276, allocations: 4 kB / 0.5483 GB, free: 6.691 MB / 474.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.018e-05/0.1276, allocations: 7.922 kB / 0.5483 GB, free: 6.684 MB / 474.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005876/0.1335, allocations: 3.482 MB / 0.5517 GB, free: 3.113 MB / 474.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.54e-06/0.1335, allocations: 4 kB / 0.5517 GB, free: 3.109 MB / 474.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002297/0.1337, allocations: 91.86 kB / 0.5518 GB, free: 3.02 MB / 474.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.005793/0.1395, allocations: 2.64 MB / 0.5544 GB, free: 380 kB / 474.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.556e-05/0.1396, allocations: 16 kB / 0.5544 GB, free: 364 kB / 474.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.007119/0.1467, allocations: 6.017 MB / 0.5603 GB, free: 10.09 MB / 490.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.388e-06/0.1467, allocations: 8 kB / 0.5603 GB, free: 10.09 MB / 490.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003788/0.1505, allocations: 1.975 MB / 0.5622 GB, free: 8.051 MB / 490.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0004508/0.151, allocations: 215.3 kB / 0.5624 GB, free: 7.84 MB / 490.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000105/0.1511, allocations: 23.92 kB / 0.5624 GB, free: 7.816 MB / 490.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004804/0.1515, allocations: 123.8 kB / 0.5626 GB, free: 7.695 MB / 490.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002286/0.1518, allocations: 68.47 kB / 0.5626 GB, free: 7.629 MB / 490.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.906e-05/0.1518, allocations: 20 kB / 0.5626 GB, free: 7.609 MB / 490.7 MB Notification: Performance of sorting global known variables: time 0.000551/0.1524, allocations: 466.9 kB / 0.5631 GB, free: 7.16 MB / 490.7 MB Notification: Performance of sort global known variables: time 6.1e-08/0.1524, allocations: 0 / 0.5631 GB, free: 7.16 MB / 490.7 MB Notification: Performance of remove unused functions: time 0.001767/0.1541, allocations: 0.6992 MB / 0.5638 GB, free: 6.461 MB / 490.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 9 * 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 simulation (42): * Single equations (assignments): 40 * 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): 1 system {(4,12,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(4,12)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0002254/0.1543, allocations: 115.2 kB / 0.5639 GB, free: 6.34 MB / 490.7 MB Notification: Performance of simCode: created initialization part: time 0.003102/0.1574, allocations: 2.139 MB / 0.566 GB, free: 4.152 MB / 490.7 MB Notification: Performance of simCode: created event and clocks part: time 4.559e-06/0.1575, allocations: 0 / 0.566 GB, free: 4.152 MB / 490.7 MB Notification: Performance of simCode: created simulation system equations: time 0.001242/0.1587, allocations: 0.9412 MB / 0.5669 GB, free: 3.168 MB / 490.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0008347/0.1595, allocations: 249.9 kB / 0.5671 GB, free: 2.941 MB / 490.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004756/0.1643, allocations: 2.825 MB / 0.5699 GB, free: 40 kB / 490.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005495/0.1648, allocations: 0.5297 MB / 0.5704 GB, free: 15.48 MB / 0.4948 GB Notification: Performance of simCode: alias equations: time 0.0008822/0.1657, allocations: 430.8 kB / 0.5708 GB, free: 15.05 MB / 0.4948 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001616/0.1659, allocations: 60.48 kB / 0.5709 GB, free: 15 MB / 0.4948 GB Notification: Performance of SimCode: time 3.156e-06/0.1659, allocations: 0 / 0.5709 GB, free: 15 MB / 0.4948 GB Notification: Performance of Templates: time 0.03455/0.2004, allocations: 31.73 MB / 0.6019 GB, free: 15.58 MB / 0.5261 GB " [Timeout remaining time 660] make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACSimpleGrid_N.makefile [Timeout 660] (rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACSimpleGrid_N.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACSimpleGrid_N.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACSimpleGrid_N.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACSimpleGrid_N.sim & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACSimpleGrid_N -abortSlowSimulation -alarm=240 -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACSimpleGrid_N.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 4.230518140131608]