Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_3.2.3_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.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 0.0009269/0.0009269, allocations: 75.75 kB / 21.97 MB, free: 2.594 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 0.0009667/0.0009667, allocations: 161.5 kB / 25.32 MB, free: 9.121 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 0.8317/0.8317, allocations: 158.6 MB / 187.2 MB, free: 2.941 MB / 170.7 MB " [Timeout remaining time 179] Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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(Modelica.Fluid.Examples.TraceSubstances.RoomCO2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|volume.medium.T|volume.medium.Xi.[0-9,]+.|volume.medium.p",fileNamePrefix="Modelica_3.2.3_Modelica.Fluid.Examples.TraceSubstances.RoomCO2") translateModel(Modelica.Fluid.Examples.TraceSubstances.RoomCO2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|volume.medium.T|volume.medium.Xi.[0-9,]+.|volume.medium.p",fileNamePrefix="Modelica_3.2.3_Modelica.Fluid.Examples.TraceSubstances.RoomCO2") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.643e-06/1.643e-06, allocations: 0 / 251 MB, free: 7.535 MB / 234.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.307e-05/2.472e-05, allocations: 2.312 kB / 251 MB, free: 7.531 MB / 234.7 MB Notification: Performance of NFInst.instantiate(Modelica.Fluid.Examples.TraceSubstances.RoomCO2): time 0.2843/0.2843, allocations: 149.6 MB / 400.7 MB, free: 9.996 MB / 330.7 MB Notification: Performance of NFInst.instExpressions: time 0.007421/0.2917, allocations: 8.122 MB / 408.8 MB, free: 8.395 MB / 330.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0003733/0.2921, allocations: 30.91 kB / 408.8 MB, free: 8.375 MB / 330.7 MB Notification: Performance of NFTyping.typeComponents: time 0.0005876/0.2927, allocations: 242.5 kB / 409 MB, free: 8.207 MB / 330.7 MB Notification: Performance of NFTyping.typeBindings: time 0.003276/0.296, allocations: 2.092 MB / 411.1 MB, free: 7.215 MB / 330.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.002425/0.2984, allocations: 1.998 MB / 413.1 MB, free: 6.488 MB / 330.7 MB Notification: Performance of NFFlatten.flatten: time 0.001604/0.3, allocations: 2.621 MB / 415.8 MB, free: 5.711 MB / 330.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0006084/0.3006, allocations: 0.6917 MB / 416.4 MB, free: 5.508 MB / 330.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001281/0.3019, allocations: 1.456 MB / 417.9 MB, free: 4.742 MB / 330.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.000975/0.3029, allocations: 1.06 MB / 419 MB, free: 4.266 MB / 330.7 MB Notification: Performance of NFPackage.collectConstants: time 0.000153/0.303, allocations: 120.2 kB / 419.1 MB, free: 4.266 MB / 330.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002359/0.3054, allocations: 2.238 MB / 421.3 MB, free: 3.293 MB / 330.7 MB Notification: Performance of NFScalarize.scalarize: time 0.0003431/0.3057, allocations: 0.581 MB / 421.9 MB, free: 2.926 MB / 330.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0003679/0.3061, allocations: 491.4 kB / 422.4 MB, free: 2.703 MB / 330.7 MB Notification: Performance of NFConvertDAE.convert: time 0.002372/0.3085, allocations: 2.74 MB / 425.1 MB, free: 1.199 MB / 330.7 MB Notification: Performance of FrontEnd - DAE generated: time 3.016e-06/0.3085, allocations: 0 / 425.1 MB, free: 1.199 MB / 330.7 MB Notification: Performance of FrontEnd: time 1.283e-06/0.3085, allocations: 0 / 425.1 MB, free: 1.199 MB / 330.7 MB Notification: Performance of Transformations before backend: time 1.334e-05/0.3085, allocations: 3.938 kB / 425.1 MB, free: 1.195 MB / 330.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 228 * Number of variables: 228 Notification: Performance of Generate backend data structure: time 0.002237/0.3107, allocations: 1.85 MB / 427 MB, free: 15.84 MB / 346.7 MB Notification: Performance of prepare preOptimizeDAE: time 4.26e-05/0.3108, allocations: 15.86 kB / 427 MB, free: 15.84 MB / 346.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003804/0.3111, allocations: 220.6 kB / 427.2 MB, free: 15.73 MB / 346.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0007782/0.3119, allocations: 0.6577 MB / 427.9 MB, free: 15.26 MB / 346.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001117/0.312, allocations: 183.2 kB / 428 MB, free: 15.11 MB / 346.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001198/0.3122, allocations: 96.55 kB / 428.1 MB, free: 15.08 MB / 346.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00125/0.3134, allocations: 1.454 MB / 429.6 MB, free: 13.76 MB / 346.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.156e-05/0.3134, allocations: 7.938 kB / 429.6 MB, free: 13.75 MB / 346.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.309e-05/0.3135, allocations: 35.44 kB / 429.6 MB, free: 13.72 MB / 346.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.231e-05/0.3136, allocations: 69.97 kB / 429.7 MB, free: 13.66 MB / 346.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0009893/0.3145, allocations: 0.6711 MB / 430.4 MB, free: 12.98 MB / 346.7 MB 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 0.004799/0.3193, allocations: 4.652 MB / 435 MB, free: 8.25 MB / 346.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0008681/0.3202, allocations: 0.5525 MB / 435.6 MB, free: 7.688 MB / 346.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003153/0.3205, allocations: 221.2 kB / 435.8 MB, free: 7.473 MB / 346.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0003934/0.3209, allocations: 260.5 kB / 436 MB, free: 7.219 MB / 346.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.598e-05/0.321, allocations: 50.39 kB / 436.1 MB, free: 7.156 MB / 346.7 MB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0001853/0.3211, allocations: 95.33 kB / 436.2 MB, free: 7.062 MB / 346.7 MB Notification: Performance of pre-optimization done (n=84): time 1.844e-06/0.3211, allocations: 0 / 436.2 MB, free: 7.062 MB / 346.7 MB Notification: Performance of matching and sorting (n=96): time 0.005438/0.3266, allocations: 2.798 MB / 439 MB, free: 4.242 MB / 346.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 5.496e-05/0.3266, allocations: 119.8 kB / 439.1 MB, free: 4.102 MB / 346.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004815/0.3271, allocations: 0.6164 MB / 439.7 MB, free: 3.469 MB / 346.7 MB Notification: Performance of collectPreVariables (initialization): time 6.74e-05/0.3272, allocations: 49.7 kB / 439.8 MB, free: 3.414 MB / 346.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.000232/0.3274, allocations: 0.507 MB / 440.3 MB, free: 2.902 MB / 346.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0002032/0.3276, allocations: 366.9 kB / 440.6 MB, free: 2.551 MB / 346.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002746/0.3279, allocations: 252.5 kB / 440.9 MB, free: 2.297 MB / 346.7 MB Notification: Performance of setup shared object (initialization): time 0.0001736/0.3281, allocations: 0.5664 MB / 441.4 MB, free: 1.719 MB / 346.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006014/0.3287, allocations: 312.1 kB / 441.7 MB, free: 1.395 MB / 346.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006374/0.3293, allocations: 0.8278 MB / 442.6 MB, free: 348 kB / 346.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001048/0.3304, allocations: 1.055 MB / 443.6 MB, free: 15.08 MB / 362.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.321e-06/0.3304, allocations: 4 kB / 443.6 MB, free: 15.08 MB / 362.7 MB Notification: Performance of matching and sorting (n=155) (initialization): time 0.001548/0.3319, allocations: 1.218 MB / 444.9 MB, free: 13.82 MB / 362.7 MB Notification: Performance of prepare postOptimizeDAE: time 4.373e-05/0.332, allocations: 71.34 kB / 444.9 MB, free: 13.74 MB / 362.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.224e-05/0.332, allocations: 12 kB / 444.9 MB, free: 13.73 MB / 362.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005154/0.3325, allocations: 171.7 kB / 445.1 MB, free: 13.56 MB / 362.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0005556/0.333, allocations: 278.5 kB / 445.4 MB, free: 13.29 MB / 362.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0005471/0.3336, allocations: 0.8957 MB / 446.3 MB, free: 12.36 MB / 362.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003893/0.334, allocations: 51.97 kB / 446.3 MB, free: 12.31 MB / 362.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.511e-05/0.3341, allocations: 75.97 kB / 446.4 MB, free: 12.24 MB / 362.7 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0005326/0.3346, allocations: 444.8 kB / 446.8 MB, free: 11.79 MB / 362.7 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0006268/0.3352, allocations: 0.8277 MB / 447.7 MB, free: 10.73 MB / 362.7 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001068/0.3363, allocations: 1.059 MB / 448.7 MB, free: 9.469 MB / 362.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.6e-06/0.3363, allocations: 7.875 kB / 448.7 MB, free: 9.461 MB / 362.7 MB Notification: Performance of matching and sorting (n=155) (initialization_lambda0): time 0.001459/0.3378, allocations: 1.199 MB / 449.9 MB, free: 8.227 MB / 362.7 MB Notification: Performance of prepare postOptimizeDAE: time 3.253e-05/0.3378, allocations: 67.39 kB / 450 MB, free: 8.148 MB / 362.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.454e-06/0.3378, allocations: 12 kB / 450 MB, free: 8.137 MB / 362.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004469/0.3383, allocations: 174.7 kB / 450.2 MB, free: 7.965 MB / 362.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0005376/0.3388, allocations: 275.5 kB / 450.4 MB, free: 7.695 MB / 362.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0004869/0.3393, allocations: 0.9013 MB / 451.3 MB, free: 6.762 MB / 362.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003799/0.3397, allocations: 55.97 kB / 451.4 MB, free: 6.707 MB / 362.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.416e-05/0.3397, allocations: 79.95 kB / 451.5 MB, free: 6.629 MB / 362.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 46 * Number of states: 0 () * Number of discrete variables: 6 (traceVolume.ind,traceSource.ind,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 (148): * Single equations (assignments): 145 * Array equations: 0 * Algorithm blocks: 2 * 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 {(2,6)} Notification: Performance of prepare postOptimizeDAE: time 0.0002128/0.34, allocations: 347.8 kB / 451.8 MB, free: 6.281 MB / 362.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001522/0.3401, allocations: 115.5 kB / 451.9 MB, free: 6.168 MB / 362.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001545/0.3416, allocations: 1.211 MB / 453.1 MB, free: 4.926 MB / 362.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.788e-06/0.3417, allocations: 15.92 kB / 453.2 MB, free: 4.91 MB / 362.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.468e-06/0.3417, allocations: 3.938 kB / 453.2 MB, free: 4.906 MB / 362.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.373e-06/0.3417, allocations: 7.984 kB / 453.2 MB, free: 4.898 MB / 362.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002097/0.3438, allocations: 1.83 MB / 455 MB, free: 3.023 MB / 362.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.707e-06/0.3438, allocations: 0 / 455 MB, free: 3.023 MB / 362.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004882/0.3443, allocations: 187.7 kB / 455.2 MB, free: 2.84 MB / 362.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0006285/0.3449, allocations: 243.5 kB / 455.4 MB, free: 2.598 MB / 362.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.13e-05/0.3449, allocations: 35.98 kB / 455.5 MB, free: 2.562 MB / 362.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0004753/0.3454, allocations: 0.8841 MB / 456.3 MB, free: 1.648 MB / 362.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.619e-06/0.3454, allocations: 7.938 kB / 456.3 MB, free: 1.641 MB / 362.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001586/0.347, allocations: 1.285 MB / 457.6 MB, free: 312 kB / 362.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0002833/0.3473, allocations: 219.2 kB / 457.8 MB, free: 92 kB / 362.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.403e-05/0.3474, allocations: 24 kB / 457.9 MB, free: 68 kB / 362.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003577/0.3477, allocations: 47.95 kB / 457.9 MB, free: 20 kB / 362.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001189/0.3479, allocations: 76.86 kB / 458 MB, free: 15.95 MB / 378.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.282e-05/0.3479, allocations: 55.97 kB / 458 MB, free: 15.89 MB / 378.7 MB Notification: Performance of sorting global known variables: time 0.0003079/0.3482, allocations: 395 kB / 458.4 MB, free: 15.51 MB / 378.7 MB Notification: Performance of sort global known variables: time 8e-08/0.3482, allocations: 0 / 458.4 MB, free: 15.51 MB / 378.7 MB Notification: Performance of remove unused functions: time 0.001761/0.35, allocations: 0.9395 MB / 459.4 MB, free: 14.57 MB / 378.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 7 * Number of states: 4 (volume.medium.p,volume.medium.Xi[1],volume.medium.T,volume.mC_scaled[1]) * 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 (97): * Single equations (assignments): 94 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * 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 {(2,6)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001411/0.3514, allocations: 0.8434 MB / 460.2 MB, free: 13.78 MB / 378.7 MB Notification: Performance of simCode: created initialization part: time 0.001999/0.3534, allocations: 1.659 MB / 461.9 MB, free: 12.05 MB / 378.7 MB Notification: Performance of simCode: created event and clocks part: time 4.328e-06/0.3534, allocations: 0.5 kB / 461.9 MB, free: 12.05 MB / 378.7 MB Notification: Performance of simCode: created simulation system equations: time 0.000532/0.3539, allocations: 411.6 kB / 462.3 MB, free: 11.65 MB / 378.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001324/0.3553, allocations: 0.4907 MB / 462.8 MB, free: 11.16 MB / 378.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00312/0.3584, allocations: 1.993 MB / 464.8 MB, free: 9.109 MB / 378.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001739/0.3586, allocations: 264.2 kB / 465 MB, free: 8.824 MB / 378.7 MB Notification: Performance of simCode: alias equations: time 0.000949/0.3595, allocations: 0.4991 MB / 465.5 MB, free: 8.32 MB / 378.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002465/0.3598, allocations: 108.5 kB / 465.6 MB, free: 8.215 MB / 378.7 MB Notification: Performance of SimCode: time 7.52e-07/0.3598, allocations: 4 kB / 465.6 MB, free: 8.211 MB / 378.7 MB Notification: Performance of Templates: time 0.03111/0.3909, allocations: 32.24 MB / 497.9 MB, free: 7.957 MB / 410.7 MB " [Timeout remaining time 660] make -j1 -f Modelica_3.2.3_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.makefile [Timeout 660] (rm -f Modelica_3.2.3_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.pipe ; mkfifo Modelica_3.2.3_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.pipe ; head -c 1048576 < Modelica_3.2.3_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.pipe >> ../files/Modelica_3.2.3_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.sim & ./Modelica_3.2.3_Modelica.Fluid.Examples.TraceSubstances.RoomCO2 -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > Modelica_3.2.3_Modelica.Fluid.Examples.TraceSubstances.RoomCO2.pipe 2>&1) [Timeout 240] diffSimulationResults("Modelica_3.2.3_Modelica.Fluid.Examples.TraceSubstances.RoomCO2_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/Modelica/Fluid/Examples/TraceSubstances/RoomCO2/RoomCO2.csv","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 4.191950061824173]