Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_4.0.0_Modelica.Blocks.Examples.Interaction1.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008715/0.0008715, allocations: 78.28 kB / 21.42 MB, free: 3.07 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0008814/0.0008814, allocations: 156.6 kB / 24.81 MB, free: 9.273 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 0.9243/0.9243, allocations: 173.3 MB / 201.4 MB, free: 9.23 MB / 186.7 MB " [Timeout remaining time 179] Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Modelica.Blocks.Examples.Interaction1,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5011,variableFilter="time|booleanTable.y|integerTable.y|start.on|start.reset.[0-9,]+.|stop.on|stop.reset.[0-9,]+.",fileNamePrefix="Modelica_4.0.0_Modelica.Blocks.Examples.Interaction1") translateModel(Modelica.Blocks.Examples.Interaction1,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5011,variableFilter="time|booleanTable.y|integerTable.y|start.on|start.reset.[0-9,]+.|stop.on|stop.reset.[0-9,]+.",fileNamePrefix="Modelica_4.0.0_Modelica.Blocks.Examples.Interaction1") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.573e-06/1.573e-06, allocations: 0 / 268.4 MB, free: 6.227 MB / 250.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.084e-05/2.241e-05, allocations: 2.312 kB / 268.4 MB, free: 6.223 MB / 250.7 MB Notification: Performance of NFInst.instantiate(Modelica.Blocks.Examples.Interaction1): time 0.002822/0.002844, allocations: 2.479 MB / 270.9 MB, free: 3.727 MB / 250.7 MB Notification: Performance of NFInst.instExpressions: time 0.002149/0.004993, allocations: 1.756 MB / 272.6 MB, free: 1.965 MB / 250.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002402/0.005234, allocations: 11.94 kB / 272.6 MB, free: 1.953 MB / 250.7 MB Notification: Performance of NFTyping.typeComponents: time 0.0008881/0.006122, allocations: 0.5529 MB / 273.2 MB, free: 1.398 MB / 250.7 MB Notification: Performance of NFTyping.typeBindings: time 0.0006386/0.00676, allocations: 454.2 kB / 273.6 MB, free: 0.9531 MB / 250.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.001239/0.007999, allocations: 0.674 MB / 274.3 MB, free: 284 kB / 250.7 MB Notification: Performance of NFFlatten.flatten: time 0.0008383/0.008838, allocations: 0.787 MB / 275.1 MB, free: 15.48 MB / 266.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0001749/0.009012, allocations: 54.17 kB / 275.1 MB, free: 15.42 MB / 266.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001032/0.01004, allocations: 0.4967 MB / 275.6 MB, free: 14.95 MB / 266.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0003727/0.01042, allocations: 311.2 kB / 275.9 MB, free: 14.65 MB / 266.7 MB Notification: Performance of NFPackage.collectConstants: time 5.274e-05/0.01047, allocations: 40 kB / 276 MB, free: 14.61 MB / 266.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0003759/0.01085, allocations: 239.5 kB / 276.2 MB, free: 14.38 MB / 266.7 MB Notification: Performance of NFScalarize.scalarize: time 0.0001778/0.01102, allocations: 195.3 kB / 276.4 MB, free: 14.18 MB / 266.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0001294/0.01115, allocations: 159.4 kB / 276.6 MB, free: 14.03 MB / 266.7 MB Notification: Performance of NFConvertDAE.convert: time 0.0006662/0.01182, allocations: 0.6227 MB / 277.2 MB, free: 13.4 MB / 266.7 MB Notification: Performance of FrontEnd - DAE generated: time 3.907e-06/0.01182, allocations: 0 / 277.2 MB, free: 13.4 MB / 266.7 MB Notification: Performance of FrontEnd: time 1.132e-06/0.01182, allocations: 4 kB / 277.2 MB, free: 13.4 MB / 266.7 MB Notification: Performance of Transformations before backend: time 5.991e-06/0.01183, allocations: 0 / 277.2 MB, free: 13.4 MB / 266.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 50 * Number of variables: 50 Notification: Performance of Generate backend data structure: time 0.001057/0.01289, allocations: 1.239 MB / 278.4 MB, free: 12.08 MB / 266.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.768e-05/0.01292, allocations: 16.03 kB / 278.4 MB, free: 12.07 MB / 266.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001288/0.01305, allocations: 96.41 kB / 278.5 MB, free: 11.97 MB / 266.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005571/0.01361, allocations: 0.5718 MB / 279.1 MB, free: 11.37 MB / 266.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.81e-05/0.01364, allocations: 16.38 kB / 279.1 MB, free: 11.36 MB / 266.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 2.925e-05/0.01367, allocations: 27.94 kB / 279.2 MB, free: 11.33 MB / 266.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003715/0.01404, allocations: 339.8 kB / 279.5 MB, free: 10.94 MB / 266.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.094e-05/0.01405, allocations: 0 / 279.5 MB, free: 10.94 MB / 266.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.815e-05/0.01407, allocations: 12 kB / 279.5 MB, free: 10.93 MB / 266.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.026e-05/0.01409, allocations: 4 kB / 279.5 MB, free: 10.93 MB / 266.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001522/0.01424, allocations: 164.9 kB / 279.7 MB, free: 10.75 MB / 266.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0009193/0.01516, allocations: 1.38 MB / 281 MB, free: 9.309 MB / 266.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0002965/0.01546, allocations: 326 kB / 281.4 MB, free: 8.922 MB / 266.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001202/0.01558, allocations: 179.7 kB / 281.5 MB, free: 8.711 MB / 266.7 MB Notification: Performance of preOpt evalFunc (simulation): time 3.678e-05/0.01561, allocations: 11.94 kB / 281.5 MB, free: 8.699 MB / 266.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003655/0.01598, allocations: 497.1 kB / 282 MB, free: 8.133 MB / 266.7 MB Notification: Performance of pre-optimization done (n=42): time 2.344e-06/0.01598, allocations: 0 / 282 MB, free: 8.133 MB / 266.7 MB Notification: Performance of matching and sorting (n=42): time 0.0006944/0.01668, allocations: 0.7064 MB / 282.7 MB, free: 7.367 MB / 266.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001086/0.01678, allocations: 336.4 kB / 283.1 MB, free: 6.965 MB / 266.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004956/0.01728, allocations: 0.6944 MB / 283.8 MB, free: 6.254 MB / 266.7 MB Notification: Performance of collectPreVariables (initialization): time 3.503e-05/0.01732, allocations: 41.7 kB / 283.8 MB, free: 6.207 MB / 266.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002225/0.01754, allocations: 387.4 kB / 284.2 MB, free: 5.824 MB / 266.7 MB Notification: Performance of collectInitialBindings (initialization): time 7.6e-05/0.01761, allocations: 111.1 kB / 284.3 MB, free: 5.715 MB / 266.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001011/0.01771, allocations: 103.8 kB / 284.4 MB, free: 5.605 MB / 266.7 MB Notification: Performance of setup shared object (initialization): time 0.0001186/0.01783, allocations: 0.4926 MB / 284.9 MB, free: 5.105 MB / 266.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001118/0.01795, allocations: 142 kB / 285 MB, free: 4.945 MB / 266.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002143/0.01816, allocations: 446.5 kB / 285.5 MB, free: 4.387 MB / 266.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0003125/0.01847, allocations: 472.9 kB / 285.9 MB, free: 3.82 MB / 266.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.394e-06/0.01848, allocations: 4 kB / 285.9 MB, free: 3.816 MB / 266.7 MB Notification: Performance of matching and sorting (n=62) (initialization): time 0.00051/0.01899, allocations: 0.5971 MB / 286.5 MB, free: 3.176 MB / 266.7 MB Notification: Performance of prepare postOptimizeDAE: time 5.451e-05/0.01904, allocations: 97.09 kB / 286.6 MB, free: 3.062 MB / 266.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.446e-06/0.01905, allocations: 4 kB / 286.6 MB, free: 3.059 MB / 266.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.684e-05/0.01907, allocations: 11.94 kB / 286.6 MB, free: 3.047 MB / 266.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001542/0.01922, allocations: 63.89 kB / 286.7 MB, free: 2.984 MB / 266.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.106e-06/0.01923, allocations: 11.94 kB / 286.7 MB, free: 2.973 MB / 266.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001494/0.01938, allocations: 48.05 kB / 286.8 MB, free: 2.926 MB / 266.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.238e-05/0.0194, allocations: 20 kB / 286.8 MB, free: 2.906 MB / 266.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 16 * Number of states: 0 () * Number of discrete variables: 51 ($PRE.start.pre_reset[1],$PRE.stop.pre_reset[1],$PRE.integerTable.combiTimeTable.nextTimeEvent,$whenCondition9,integerTable.combiTimeTable.nextTimeEventScaled,$PRE.integerTable.combiTimeTable.nextTimeEventScaled,integerTable.combiTimeTable.nextTimeEvent,integerTable.y,$PRE.booleanTable.combiTimeTable.nextTimeEvent,$whenCondition8,booleanTable.combiTimeTable.nextTimeEventScaled,$PRE.booleanTable.combiTimeTable.nextTimeEventScaled,booleanTable.combiTimeTable.nextTimeEvent,booleanTable.y,$PRE.stop.table.combiTimeTable.nextTimeEvent,$whenCondition3,$PRE.start.table.combiTimeTable.nextTimeEvent,$whenCondition2,stop.on,$PRE.stop.on,start.reset[1],stop.reset[1],start.on,$PRE.start.on,stop.pre_reset[1],stop.table.combiTimeTable.nextTimeEventScaled,$PRE.stop.table.combiTimeTable.nextTimeEventScaled,stop.table.combiTimeTable.nextTimeEvent,stop.table.y,$PRE.stop.table.y,$PRE.stop.reset[1],$whenCondition5,$whenCondition4,start.pre_reset[1],start.table.combiTimeTable.nextTimeEventScaled,$PRE.start.table.combiTimeTable.nextTimeEventScaled,start.table.combiTimeTable.nextTimeEvent,start.table.y,$PRE.start.table.y,$PRE.start.reset[1],$whenCondition7,$whenCondition6,timeTable.nextEventScaled,timeTable.nextEvent,$PRE.timeTable.nextEvent,timeTable.last,timeTable.b,timeTable.a,$whenCondition1,integerValue.number,booleanValue.active) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (53): * Single equations (assignments): 50 * Array equations: 0 * Algorithm blocks: 3 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0002061/0.01961, allocations: 309.7 kB / 287.1 MB, free: 2.578 MB / 266.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 9.423e-05/0.0197, allocations: 103.5 kB / 287.2 MB, free: 2.477 MB / 266.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0004616/0.02017, allocations: 478.8 kB / 287.6 MB, free: 1.973 MB / 266.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.368e-06/0.02017, allocations: 4 kB / 287.6 MB, free: 1.969 MB / 266.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.535e-06/0.02017, allocations: 8 kB / 287.7 MB, free: 1.961 MB / 266.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.041e-06/0.02018, allocations: 3.984 kB / 287.7 MB, free: 1.957 MB / 266.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0006459/0.02082, allocations: 0.8087 MB / 288.5 MB, free: 1.09 MB / 266.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.426e-06/0.02083, allocations: 0 / 288.5 MB, free: 1.09 MB / 266.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 7.46e-05/0.0209, allocations: 27.98 kB / 288.5 MB, free: 1.062 MB / 266.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 5.481e-06/0.02091, allocations: 4 kB / 288.5 MB, free: 1.059 MB / 266.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.332e-05/0.02093, allocations: 16 kB / 288.5 MB, free: 1.043 MB / 266.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.377e-06/0.02093, allocations: 7.922 kB / 288.5 MB, free: 1.035 MB / 266.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.836e-06/0.02094, allocations: 4 kB / 288.5 MB, free: 1.031 MB / 266.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005542/0.02149, allocations: 0.81 MB / 289.3 MB, free: 156 kB / 266.7 MB Notification: Performance of postOpt removeConstants (simulation): time 6.426e-05/0.02156, allocations: 71.47 kB / 289.4 MB, free: 84 kB / 266.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 6.682e-05/0.02162, allocations: 23.98 kB / 289.4 MB, free: 60 kB / 266.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001213/0.02174, allocations: 19.98 kB / 289.4 MB, free: 40 kB / 266.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 9.099e-05/0.02183, allocations: 43.95 kB / 289.5 MB, free: 15.99 MB / 282.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.439e-05/0.02186, allocations: 16 kB / 289.5 MB, free: 15.98 MB / 282.7 MB Notification: Performance of sorting global known variables: time 0.0002802/0.02214, allocations: 430.7 kB / 289.9 MB, free: 15.56 MB / 282.7 MB Notification: Performance of sort global known variables: time 2.7e-07/0.02214, allocations: 0 / 289.9 MB, free: 15.56 MB / 282.7 MB Notification: Performance of remove unused functions: time 0.0004123/0.02255, allocations: 155.8 kB / 290.1 MB, free: 15.41 MB / 282.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 0 () * Number of discrete variables: 32 ($whenCondition1,timeTable.a,timeTable.b,timeTable.last,timeTable.nextEvent,timeTable.nextEventScaled,$whenCondition3,$whenCondition2,$whenCondition4,$whenCondition5,$whenCondition6,$whenCondition7,start.reset[1],start.on,start.table.y,start.table.combiTimeTable.nextTimeEvent,start.table.combiTimeTable.nextTimeEventScaled,start.pre_reset[1],stop.reset[1],stop.on,stop.table.y,stop.table.combiTimeTable.nextTimeEvent,stop.table.combiTimeTable.nextTimeEventScaled,stop.pre_reset[1],$whenCondition8,booleanTable.y,booleanTable.combiTimeTable.nextTimeEvent,booleanTable.combiTimeTable.nextTimeEventScaled,$whenCondition9,integerTable.y,integerTable.combiTimeTable.nextTimeEvent,integerTable.combiTimeTable.nextTimeEventScaled) * Number of discrete states: 26 (integerTable.combiTimeTable.nextTimeEvent,integerTable.combiTimeTable.nextTimeEventScaled,booleanTable.combiTimeTable.nextTimeEvent,booleanTable.combiTimeTable.nextTimeEventScaled,stop.table.combiTimeTable.nextTimeEvent,start.table.combiTimeTable.nextTimeEvent,stop.table.combiTimeTable.nextTimeEventScaled,$whenCondition5,stop.on,$whenCondition4,stop.pre_reset[1],stop.reset[1],stop.table.y,start.table.combiTimeTable.nextTimeEventScaled,$whenCondition7,start.on,$whenCondition6,start.pre_reset[1],start.reset[1],start.table.y,timeTable.nextEvent,timeTable.last,timeTable.nextEventScaled,timeTable.b,timeTable.a,$whenCondition1) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (33): * Single equations (assignments): 22 * Array equations: 0 * Algorithm blocks: 3 * Record equations: 0 * When equations: 8 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0009022/0.02345, allocations: 485.6 kB / 290.6 MB, free: 15.07 MB / 282.7 MB Notification: Performance of simCode: created initialization part: time 0.0004442/0.0239, allocations: 0.5916 MB / 291.1 MB, free: 14.41 MB / 282.7 MB Notification: Performance of simCode: created event and clocks part: time 2.405e-06/0.0239, allocations: 0 / 291.1 MB, free: 14.41 MB / 282.7 MB Notification: Performance of simCode: created simulation system equations: time 0.0002173/0.02412, allocations: 394.8 kB / 291.5 MB, free: 13.96 MB / 282.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005008/0.02462, allocations: 191.9 kB / 291.7 MB, free: 13.78 MB / 282.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001098/0.02572, allocations: 1.062 MB / 292.8 MB, free: 12.65 MB / 282.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001101/0.02583, allocations: 161.8 kB / 292.9 MB, free: 12.47 MB / 282.7 MB Notification: Performance of simCode: alias equations: time 0.0001753/0.026, allocations: 97.12 kB / 293 MB, free: 12.38 MB / 282.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002812/0.02628, allocations: 242.1 kB / 293.3 MB, free: 12.14 MB / 282.7 MB Notification: Performance of SimCode: time 9.22e-07/0.02628, allocations: 0 / 293.3 MB, free: 12.14 MB / 282.7 MB Notification: Performance of Templates: time 0.01317/0.03945, allocations: 10.3 MB / 303.6 MB, free: 1.961 MB / 282.7 MB " [Timeout remaining time 660] make -j1 -f Modelica_4.0.0_Modelica.Blocks.Examples.Interaction1.makefile [Timeout 660] (rm -f Modelica_4.0.0_Modelica.Blocks.Examples.Interaction1.pipe ; mkfifo Modelica_4.0.0_Modelica.Blocks.Examples.Interaction1.pipe ; head -c 1048576 < Modelica_4.0.0_Modelica.Blocks.Examples.Interaction1.pipe >> ../files/Modelica_4.0.0_Modelica.Blocks.Examples.Interaction1.sim & ./Modelica_4.0.0_Modelica.Blocks.Examples.Interaction1 -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > Modelica_4.0.0_Modelica.Blocks.Examples.Interaction1.pipe 2>&1) [Timeout 240] diffSimulationResults("Modelica_4.0.0_Modelica.Blocks.Examples.Interaction1_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/Modelica/Blocks/Examples/Interaction1/Interaction1.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: 2.787850262131542]