Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine.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 0.0008687/0.0008687, allocations: 81.17 kB / 19.87 MB, free: 4.621 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 0.001264/0.001264, allocations: 169 kB / 23.27 MB, free: 1.223 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 0.8869/0.8869, allocations: 177.2 MB / 203.7 MB, free: 5.516 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo", uses=false) [Timeout 180] "[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-545:108:writable] Warning: Lexer treating \\ as \\\\, since \\e is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-545:116:writable] Warning: Lexer treating \\ as \\\\, since \\< is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Media/Refrigerants/R410A/package.order:0:0-0:0:readonly] Warning: Found duplicate names in package.order file: A, B, C. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Media/Refrigerants/R410A/package.mo:2:1-70:10:writable] Warning: C was referenced in the package.order file, but was not found in package.mo, C/package.mo or C.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo): time 0.6966/0.6966, allocations: 154.6 MB / 414.8 MB, free: 0.5117 MB / 378.7 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/Cryptographics/BaseClasses/sha.mo:2:1-19:8:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/File/sha2.mo:2:1-9:9:writable] Warning: External function annotation should occur on the external-clause, not on the function. " [Timeout remaining time 179] Using package IDEAS with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/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(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine") translateModel(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.373e-06/1.373e-06, allocations: 0 / 0.5208 GB, free: 1.848 MB / 490.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.553e-05/1.69e-05, allocations: 5.375 kB / 0.5208 GB, free: 1.844 MB / 490.7 MB Notification: Performance of NFInst.instantiate(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine): time 0.01275/0.01276, allocations: 18.3 MB / 0.5387 GB, free: 15.49 MB / 0.5105 GB Notification: Performance of NFInst.instExpressions: time 0.01088/0.02364, allocations: 9.419 MB / 0.5479 GB, free: 6.098 MB / 0.5105 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002254/0.02589, allocations: 187.7 kB / 0.548 GB, free: 5.914 MB / 0.5105 GB Notification: Performance of NFTyping.typeComponents: time 0.001608/0.0275, allocations: 0.7831 MB / 0.5488 GB, free: 5.125 MB / 0.5105 GB Notification: Performance of NFTyping.typeBindings: time 0.004297/0.0318, allocations: 2.591 MB / 0.5513 GB, free: 2.543 MB / 0.5105 GB Notification: Performance of NFTyping.typeClassSections: time 0.002175/0.03397, allocations: 1.58 MB / 0.5529 GB, free: 0.9648 MB / 0.5105 GB Notification: Performance of NFFlatten.flatten: time 0.006569/0.04054, allocations: 7.712 MB / 0.5604 GB, free: 9.234 MB / 0.5261 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00493/0.04547, allocations: 4.59 MB / 0.5649 GB, free: 4.52 MB / 0.5261 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005145/0.05062, allocations: 4.912 MB / 0.5697 GB, free: 15.61 MB / 0.5417 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003883/0.0545, allocations: 3.282 MB / 0.5729 GB, free: 12.32 MB / 0.5417 GB Notification: Performance of NFPackage.collectConstants: time 0.0007558/0.05526, allocations: 0.5926 MB / 0.5735 GB, free: 11.73 MB / 0.5417 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001271/0.05653, allocations: 0.6795 MB / 0.5741 GB, free: 11.05 MB / 0.5417 GB Notification: Performance of NFScalarize.scalarize: time 0.001604/0.05813, allocations: 2.545 MB / 0.5766 GB, free: 8.496 MB / 0.5417 GB Notification: Performance of NFVerifyModel.verify: time 0.002011/0.06014, allocations: 2.004 MB / 0.5786 GB, free: 6.488 MB / 0.5417 GB Notification: Performance of NFConvertDAE.convert: time 0.00348/0.06362, allocations: 4.846 MB / 0.5833 GB, free: 1.629 MB / 0.5417 GB Notification: Performance of FrontEnd - DAE generated: time 4.358e-06/0.06363, allocations: 0 / 0.5833 GB, free: 1.629 MB / 0.5417 GB Notification: Performance of FrontEnd: time 1.152e-06/0.06363, allocations: 0 / 0.5833 GB, free: 1.629 MB / 0.5417 GB Notification: Performance of Transformations before backend: time 5.653e-05/0.06368, allocations: 0 / 0.5833 GB, free: 1.629 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: 1133 * Number of variables: 1133 Notification: Performance of Generate backend data structure: time 0.004798/0.06848, allocations: 5.263 MB / 0.5884 GB, free: 12.3 MB / 0.5573 GB Notification: Performance of prepare preOptimizeDAE: time 3.75e-05/0.06852, allocations: 12.03 kB / 0.5885 GB, free: 12.29 MB / 0.5573 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002522/0.07104, allocations: 1.399 MB / 0.5898 GB, free: 10.89 MB / 0.5573 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002709/0.07375, allocations: 2.712 MB / 0.5925 GB, free: 8.121 MB / 0.5573 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001388/0.07389, allocations: 312.8 kB / 0.5928 GB, free: 7.812 MB / 0.5573 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003775/0.07427, allocations: 434.5 kB / 0.5932 GB, free: 7.391 MB / 0.5573 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003604/0.07787, allocations: 4.266 MB / 0.5973 GB, free: 2.621 MB / 0.5573 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.906e-05/0.07794, allocations: 15.83 kB / 0.5974 GB, free: 2.605 MB / 0.5573 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002551/0.0782, allocations: 187.9 kB / 0.5975 GB, free: 2.422 MB / 0.5573 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000364/0.07856, allocations: 316.1 kB / 0.5978 GB, free: 2.109 MB / 0.5573 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001905/0.08046, allocations: 1.295 MB / 0.5991 GB, free: 0.7969 MB / 0.5573 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01355/0.09401, allocations: 19.97 MB / 0.6186 GB, free: 12.25 MB / 0.5886 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0006299/0.09464, allocations: 476.2 kB / 0.6191 GB, free: 11.78 MB / 0.5886 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007289/0.09537, allocations: 478.5 kB / 0.6195 GB, free: 11.32 MB / 0.5886 GB Notification: Performance of preOpt evalFunc (simulation): time 6.379e-05/0.09543, allocations: 26.97 kB / 0.6195 GB, free: 11.3 MB / 0.5886 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.239e-05/0.09547, allocations: 54.7 kB / 0.6196 GB, free: 11.23 MB / 0.5886 GB Notification: Performance of pre-optimization done (n=130): time 2.625e-06/0.09547, allocations: 0 / 0.6196 GB, free: 11.23 MB / 0.5886 GB Notification: Performance of matching and sorting (n=199): time 0.008855/0.1043, allocations: 5.679 MB / 0.6251 GB, free: 5.492 MB / 0.5886 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.409e-05/0.1044, allocations: 73.41 kB / 0.6252 GB, free: 5.41 MB / 0.5886 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001389/0.1057, allocations: 1.663 MB / 0.6268 GB, free: 3.711 MB / 0.5886 GB Notification: Performance of collectPreVariables (initialization): time 8.769e-05/0.1058, allocations: 61.7 kB / 0.6269 GB, free: 3.645 MB / 0.5886 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008641/0.1067, allocations: 2.144 MB / 0.629 GB, free: 1.48 MB / 0.5886 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003794/0.1071, allocations: 0.7321 MB / 0.6297 GB, free: 0.7422 MB / 0.5886 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004235/0.1075, allocations: 418.2 kB / 0.6301 GB, free: 332 kB / 0.5886 GB Notification: Performance of setup shared object (initialization): time 9.687e-05/0.1076, allocations: 476.8 kB / 0.6306 GB, free: 15.86 MB / 0.6042 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004455/0.108, allocations: 392.3 kB / 0.6309 GB, free: 15.47 MB / 0.6042 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00104/0.1091, allocations: 1.214 MB / 0.6321 GB, free: 13.91 MB / 0.6042 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001597/0.1107, allocations: 1.795 MB / 0.6339 GB, free: 11.79 MB / 0.6042 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.454e-06/0.1107, allocations: 12 kB / 0.6339 GB, free: 11.78 MB / 0.6042 GB Notification: Performance of matching and sorting (n=294) (initialization): time 0.003776/0.1145, allocations: 3.003 MB / 0.6368 GB, free: 8.691 MB / 0.6042 GB Notification: Performance of prepare postOptimizeDAE: time 2.123e-05/0.1145, allocations: 12 kB / 0.6368 GB, free: 8.68 MB / 0.6042 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.513e-05/0.1145, allocations: 16 kB / 0.6368 GB, free: 8.664 MB / 0.6042 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.003543/0.118, allocations: 1.7 MB / 0.6385 GB, free: 6.887 MB / 0.6042 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006216/0.1187, allocations: 331.5 kB / 0.6388 GB, free: 6.562 MB / 0.6042 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01748/0.1361, allocations: 35.08 MB / 0.6731 GB, free: 1.418 MB / 0.6355 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001196/0.1373, allocations: 63.98 kB / 0.6731 GB, free: 1.355 MB / 0.6355 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001013/0.1374, allocations: 72 kB / 0.6732 GB, free: 1.285 MB / 0.6355 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 78 * 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 (204): * Single equations (assignments): 186 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 18 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 18 systems {(3,5,100.0%), (3,5,100.0%), (3,5,100.0%), (3,5,100.0%), (3,5,100.0%), (3,5,100.0%), (2,4,100.0%), (2,4,100.0%), (2,4,100.0%), (2,4,100.0%), (2,4,100.0%), (2,4,100.0%), (2,2,100.0%), (2,2,100.0%), (2,2,100.0%), (2,2,100.0%), (2,2,100.0%), (2,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.000855/0.1383, allocations: 307.9 kB / 0.6735 GB, free: 0.9727 MB / 0.6355 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000317/0.1386, allocations: 334.3 kB / 0.6738 GB, free: 0.6445 MB / 0.6355 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2367/0.3753, allocations: 2.638 MB / 0.6764 GB, free: 150.5 MB / 0.6355 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.391e-05/0.3753, allocations: 19.53 kB / 0.6764 GB, free: 150.5 MB / 0.6355 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.045e-05/0.3754, allocations: 16.28 kB / 0.6764 GB, free: 150.5 MB / 0.6355 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.214e-05/0.3754, allocations: 14.02 kB / 0.6764 GB, free: 150.5 MB / 0.6355 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.007749/0.3831, allocations: 5.039 MB / 0.6814 GB, free: 149.6 MB / 0.6355 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.12e-05/0.3832, allocations: 5.969 kB / 0.6814 GB, free: 149.6 MB / 0.6355 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004937/0.3836, allocations: 176.7 kB / 0.6815 GB, free: 149.6 MB / 0.6355 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.004182/0.3878, allocations: 1.582 MB / 0.6831 GB, free: 149.4 MB / 0.6355 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001062/0.3879, allocations: 42.19 kB / 0.6831 GB, free: 149.4 MB / 0.6355 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01469/0.4026, allocations: 34.94 MB / 0.7172 GB, free: 118.9 MB / 0.6355 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.86e-06/0.4026, allocations: 5.688 kB / 0.7173 GB, free: 118.9 MB / 0.6355 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003963/0.4066, allocations: 2.798 MB / 0.72 GB, free: 117.9 MB / 0.6355 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007036/0.4073, allocations: 471.2 kB / 0.7204 GB, free: 117.8 MB / 0.6355 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002238/0.4075, allocations: 46.34 kB / 0.7205 GB, free: 117.8 MB / 0.6355 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007479/0.4083, allocations: 41.47 kB / 0.7205 GB, free: 117.8 MB / 0.6355 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000489/0.4088, allocations: 205.6 kB / 0.7207 GB, free: 117.8 MB / 0.6355 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.779e-05/0.4089, allocations: 43.41 kB / 0.7208 GB, free: 117.8 MB / 0.6355 GB Notification: Performance of sorting global known variables: time 0.0007168/0.4096, allocations: 0.8977 MB / 0.7216 GB, free: 117.6 MB / 0.6355 GB Notification: Performance of sort global known variables: time 9e-08/0.4096, allocations: 0 / 0.7216 GB, free: 117.6 MB / 0.6355 GB Notification: Performance of remove unused functions: time 0.002625/0.4122, allocations: 1.052 MB / 0.7227 GB, free: 117.6 MB / 0.6355 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 28 * 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 (112): * Single equations (assignments): 94 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 18 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 18 systems {(2,2,100.0%), (2,4,100.0%), (2,2,100.0%), (2,4,100.0%), (2,2,100.0%), (2,4,100.0%), (3,5,100.0%), (3,5,100.0%), (3,5,100.0%), (2,2,100.0%), (2,4,100.0%), (2,2,100.0%), (2,4,100.0%), (2,2,100.0%), (2,4,100.0%), (3,5,100.0%), (3,5,100.0%), (3,5,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0002361/0.4124, allocations: 166.4 kB / 0.7228 GB, free: 117.5 MB / 0.6355 GB Notification: Performance of simCode: created initialization part: time 0.004232/0.4167, allocations: 5.194 MB / 0.7279 GB, free: 114.3 MB / 0.6355 GB Notification: Performance of simCode: created event and clocks part: time 6.251e-06/0.4167, allocations: 0 / 0.7279 GB, free: 114.3 MB / 0.6355 GB Notification: Performance of simCode: created simulation system equations: time 0.00301/0.4197, allocations: 4.417 MB / 0.7322 GB, free: 111.1 MB / 0.6355 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002688/0.4224, allocations: 0.9034 MB / 0.7331 GB, free: 111 MB / 0.6355 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01004/0.4324, allocations: 7.26 MB / 0.7402 GB, free: 107.8 MB / 0.6355 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001238/0.4336, allocations: 1.166 MB / 0.7413 GB, free: 107.7 MB / 0.6355 GB Notification: Performance of simCode: alias equations: time 0.001012/0.4347, allocations: 312.5 kB / 0.7416 GB, free: 107.6 MB / 0.6355 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001426/0.4361, allocations: 0.785 MB / 0.7424 GB, free: 107.5 MB / 0.6355 GB Notification: Performance of SimCode: time 1.292e-06/0.4361, allocations: 0 / 0.7424 GB, free: 107.5 MB / 0.6355 GB Notification: Performance of Templates: time 0.08942/0.5255, allocations: 64.59 MB / 0.8055 GB, free: 65.56 MB / 0.6355 GB " [Timeout remaining time 659] make -j1 -f IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine.makefile [Timeout 660] (rm -f IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine.pipe ; mkfifo IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine.pipe ; head -c 1048576 < IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine.pipe >> ../files/IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine.sim & ./IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine -abortSlowSimulation -alarm=240 -lv LOG_STATS > IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 4.868158606812358]