Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.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 0.00125/0.00125, allocations: 92.22 kB / 19.65 MB, free: 276 kB / 13.93 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 0.001649/0.001649, allocations: 169 kB / 23.02 MB, free: 1.551 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 1.005/1.005, allocations: 177.1 MB / 203.4 MB, free: 5.637 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo): time 0.002537/0.002537, allocations: 230.3 kB / 260.2 MB, free: 12.83 MB / 250.7 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo): time 0.7452/0.7452, allocations: 138.4 MB / 455.1 MB, free: 29.9 MB / 410.7 MB
"
[Timeout remaining time 179]
Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo)
Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 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(BuildingSystems.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3,tolerance=1e-06,outputFormat="empty",numberOfIntervals=86400,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3")
translateModel(BuildingSystems.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3,tolerance=1e-06,outputFormat="empty",numberOfIntervals=86400,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.734e-06/1.734e-06, allocations: 0 / 0.5551 GB, free: 164 kB / 474.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.304e-05/2.478e-05, allocations: 2.312 kB / 0.5551 GB, free: 160 kB / 474.7 MB
Notification: Performance of NFInst.instantiate(BuildingSystems.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3): time 0.3445/0.3445, allocations: 139.2 MB / 0.691 GB, free: 52.43 MB / 0.5573 GB
Notification: Performance of NFInst.instExpressions: time 0.01888/0.3634, allocations: 19.69 MB / 0.7102 GB, free: 49.13 MB / 0.5573 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001869/0.3652, allocations: 69.53 kB / 0.7103 GB, free: 49.09 MB / 0.5573 GB
Notification: Performance of NFTyping.typeComponents: time 0.001388/0.3666, allocations: 1.176 MB / 0.7114 GB, free: 48.91 MB / 0.5573 GB
Notification: Performance of NFTyping.typeBindings: time 0.001531/0.3682, allocations: 0.9413 MB / 0.7124 GB, free: 48.66 MB / 0.5573 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0009067/0.3691, allocations: 363.3 kB / 0.7127 GB, free: 48.48 MB / 0.5573 GB
Notification: Performance of NFFlatten.flatten: time 0.001438/0.3705, allocations: 1.315 MB / 0.714 GB, free: 47.94 MB / 0.5573 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0007816/0.3713, allocations: 0.5698 MB / 0.7146 GB, free: 47.64 MB / 0.5573 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.001053/0.3723, allocations: 0.7204 MB / 0.7153 GB, free: 47.42 MB / 0.5573 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0009848/0.3733, allocations: 0.9486 MB / 0.7162 GB, free: 47.31 MB / 0.5573 GB
Notification: Performance of NFPackage.collectConstants: time 0.0001282/0.3735, allocations: 66.12 kB / 0.7162 GB, free: 47.31 MB / 0.5573 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0002614/0.3737, allocations: 110.5 kB / 0.7164 GB, free: 47.3 MB / 0.5573 GB
Notification: Performance of NFScalarize.scalarize: time 0.0002055/0.3739, allocations: 338.8 kB / 0.7167 GB, free: 47.14 MB / 0.5573 GB
Notification: Performance of NFVerifyModel.verify: time 0.0002453/0.3742, allocations: 285.6 kB / 0.7169 GB, free: 47.03 MB / 0.5573 GB
Notification: Performance of NFConvertDAE.convert: time 0.0008484/0.375, allocations: 0.7945 MB / 0.7177 GB, free: 46.72 MB / 0.5573 GB
Notification: Performance of FrontEnd - DAE generated: time 4.398e-06/0.375, allocations: 0 / 0.7177 GB, free: 46.72 MB / 0.5573 GB
Notification: Performance of FrontEnd: time 1.663e-06/0.375, allocations: 0 / 0.7177 GB, free: 46.72 MB / 0.5573 GB
Notification: Performance of Transformations before backend: time 3.29e-05/0.3751, allocations: 0 / 0.7177 GB, free: 46.72 MB / 0.5573 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 107
 * Number of variables: 107
Notification: Performance of Generate backend data structure: time 0.001652/0.3767, allocations: 1.64 MB / 0.7193 GB, free: 45.58 MB / 0.5573 GB
Notification: Performance of prepare preOptimizeDAE: time 4.101e-05/0.3768, allocations: 17.08 kB / 0.7193 GB, free: 45.58 MB / 0.5573 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001922/0.3769, allocations: 176.5 kB / 0.7195 GB, free: 45.49 MB / 0.5573 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005777/0.3775, allocations: 0.6037 MB / 0.7201 GB, free: 45.09 MB / 0.5573 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.719e-05/0.3776, allocations: 98.91 kB / 0.7202 GB, free: 45 MB / 0.5573 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 6.43e-05/0.3777, allocations: 46.22 kB / 0.7202 GB, free: 44.99 MB / 0.5573 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0005425/0.3782, allocations: 393.8 kB / 0.7206 GB, free: 44.82 MB / 0.5573 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.746e-05/0.3782, allocations: 4 kB / 0.7206 GB, free: 44.82 MB / 0.5573 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.934e-05/0.3783, allocations: 14.88 kB / 0.7206 GB, free: 44.8 MB / 0.5573 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.279e-05/0.3783, allocations: 11.06 kB / 0.7206 GB, free: 44.8 MB / 0.5573 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003104/0.3786, allocations: 168.8 kB / 0.7208 GB, free: 44.78 MB / 0.5573 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002073/0.3807, allocations: 1.811 MB / 0.7226 GB, free: 43.71 MB / 0.5573 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0005397/0.3812, allocations: 263.1 kB / 0.7228 GB, free: 43.61 MB / 0.5573 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0003376/0.3815, allocations: 176.5 kB / 0.723 GB, free: 43.58 MB / 0.5573 GB
Notification: Performance of preOpt evalFunc (simulation): time 3.953e-05/0.3816, allocations: 6.297 kB / 0.723 GB, free: 43.58 MB / 0.5573 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003536/0.3819, allocations: 207.7 kB / 0.7232 GB, free: 43.48 MB / 0.5573 GB
Notification: Performance of pre-optimization done (n=44): time 5.06e-06/0.3819, allocations: 0 / 0.7232 GB, free: 43.48 MB / 0.5573 GB
Notification: Performance of matching and sorting (n=44): time 0.001482/0.3834, allocations: 0.7153 MB / 0.7239 GB, free: 43.25 MB / 0.5573 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.971e-05/0.3835, allocations: 66.77 kB / 0.724 GB, free: 43.18 MB / 0.5573 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0009939/0.3845, allocations: 1.27 MB / 0.7252 GB, free: 42.7 MB / 0.5573 GB
Notification: Performance of collectPreVariables (initialization): time 3.527e-05/0.3845, allocations: 41.36 kB / 0.7252 GB, free: 42.66 MB / 0.5573 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0002933/0.3848, allocations: 0.6126 MB / 0.7258 GB, free: 42.18 MB / 0.5573 GB
Notification: Performance of collectInitialBindings (initialization): time 8.862e-05/0.3849, allocations: 152.5 kB / 0.726 GB, free: 42.06 MB / 0.5573 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001103/0.385, allocations: 109.6 kB / 0.7261 GB, free: 42 MB / 0.5573 GB
Notification: Performance of setup shared object (initialization): time 6.362e-05/0.3851, allocations: 0.4963 MB / 0.7266 GB, free: 41.51 MB / 0.5573 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001389/0.3852, allocations: 78.5 kB / 0.7266 GB, free: 41.49 MB / 0.5573 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001737/0.3854, allocations: 248.3 kB / 0.7269 GB, free: 41.28 MB / 0.5573 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0003206/0.3857, allocations: 348.2 kB / 0.7272 GB, free: 41.01 MB / 0.5573 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.007e-06/0.3857, allocations: 2.688 kB / 0.7272 GB, free: 41.01 MB / 0.5573 GB
Notification: Performance of matching and sorting (n=69) (initialization): time 0.0006785/0.3864, allocations: 0.5485 MB / 0.7278 GB, free: 40.78 MB / 0.5573 GB
Notification: Performance of prepare postOptimizeDAE: time 1.769e-05/0.3864, allocations: 5.781 kB / 0.7278 GB, free: 40.78 MB / 0.5573 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.117e-06/0.3864, allocations: 6.328 kB / 0.7278 GB, free: 40.78 MB / 0.5573 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0003417/0.3867, allocations: 113.2 kB / 0.7279 GB, free: 40.74 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002148/0.387, allocations: 98.91 kB / 0.728 GB, free: 40.73 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001526/0.3885, allocations: 2.631 MB / 0.7305 GB, free: 38.38 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002574/0.3887, allocations: 58.58 kB / 0.7306 GB, free: 38.35 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.735e-05/0.3888, allocations: 24.69 kB / 0.7306 GB, free: 38.34 MB / 0.5573 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 16
 * Number of states: 0 ()
 * Number of discrete variables: 19 (assEqu.nFai,$PRE.assEqu.nFai,$whenCondition5,$PRE.intGai.nextTimeEvent,$whenCondition4,$PRE.reference.nextTimeEvent,$whenCondition3,$whenCondition1,reference.nextTimeEvent,reference.nextTimeEventScaled,$PRE.reference.nextTimeEventScaled,assEqu.satisfied,$PRE.assEqu.satisfied,mean.y_last,$PRE.mean.y_last,$whenCondition2,intGai.nextTimeEvent,intGai.nextTimeEventScaled,$PRE.intGai.nextTimeEventScaled)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (54):
 * Single equations (assignments): 53
 * 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): 1 system
   {(1,15,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 0 systems
Notification: Performance of prepare postOptimizeDAE: time 0.0002008/0.389, allocations: 205.9 kB / 0.7308 GB, free: 38.14 MB / 0.5573 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 8.707e-05/0.389, allocations: 134.3 kB / 0.7309 GB, free: 38.07 MB / 0.5573 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0006087/0.3897, allocations: 483.2 kB / 0.7314 GB, free: 37.8 MB / 0.5573 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.627e-06/0.3897, allocations: 10.06 kB / 0.7314 GB, free: 37.8 MB / 0.5573 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 5.41e-06/0.3897, allocations: 2.906 kB / 0.7314 GB, free: 37.8 MB / 0.5573 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.112e-06/0.3897, allocations: 3.984 kB / 0.7314 GB, free: 37.79 MB / 0.5573 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001232/0.3909, allocations: 1.234 MB / 0.7326 GB, free: 36.97 MB / 0.5573 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.284e-06/0.3909, allocations: 4 kB / 0.7326 GB, free: 36.96 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001315/0.391, allocations: 50.64 kB / 0.7327 GB, free: 36.95 MB / 0.5573 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.000278/0.3913, allocations: 133.5 kB / 0.7328 GB, free: 36.88 MB / 0.5573 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.774e-05/0.3913, allocations: 13.55 kB / 0.7328 GB, free: 36.88 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002005/0.3933, allocations: 4.626 MB / 0.7373 GB, free: 32.44 MB / 0.5573 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.753e-06/0.3934, allocations: 3.938 kB / 0.7373 GB, free: 32.44 MB / 0.5573 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0007525/0.3941, allocations: 0.7216 MB / 0.738 GB, free: 31.99 MB / 0.5573 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0001545/0.3943, allocations: 148.9 kB / 0.7382 GB, free: 31.88 MB / 0.5573 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.398e-05/0.3943, allocations: 6.688 kB / 0.7382 GB, free: 31.88 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001564/0.3945, allocations: 26.94 kB / 0.7382 GB, free: 31.86 MB / 0.5573 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001057/0.3946, allocations: 53.33 kB / 0.7383 GB, free: 31.82 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.732e-05/0.3946, allocations: 15.97 kB / 0.7383 GB, free: 31.82 MB / 0.5573 GB
Notification: Performance of sorting global known variables: time 0.000561/0.3952, allocations: 0.7957 MB / 0.7391 GB, free: 31.45 MB / 0.5573 GB
Notification: Performance of sort global known variables: time 1e-07/0.3952, allocations: 0 / 0.7391 GB, free: 31.45 MB / 0.5573 GB
Notification: Performance of remove unused functions: time 0.0005705/0.3957, allocations: 200.9 kB / 0.7392 GB, free: 31.41 MB / 0.5573 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 4 (mean.x,assEqu.diff,thermalZoneTwoElements.intWallRC.thermCapInt[1].T,thermalZoneTwoElements.extWallRC.thermCapExt[1].T)
 * Number of discrete variables: 12 ($whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,mean.y_last,assEqu.nFai,assEqu.satisfied,reference.nextTimeEventScaled,reference.nextTimeEvent,intGai.nextTimeEventScaled,intGai.nextTimeEvent)
 * Number of discrete states: 7 (intGai.nextTimeEvent,reference.nextTimeEvent,mean.x,assEqu.satisfied,assEqu.nFai,reference.nextTimeEventScaled,intGai.nextTimeEventScaled)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (30):
 * Single equations (assignments): 22
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 6
 * 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): 2 systems
   {(2,12,100.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 0 systems
Notification: Performance of Backend phase and start with SimCode phase: time 0.0009974/0.3967, allocations: 461.5 kB / 0.7397 GB, free: 31.25 MB / 0.5573 GB
Notification: Performance of simCode: created initialization part: time 0.0007664/0.3975, allocations: 0.519 MB / 0.7402 GB, free: 30.91 MB / 0.5573 GB
Notification: Performance of simCode: created event and clocks part: time 3.046e-06/0.3975, allocations: 0 / 0.7402 GB, free: 30.91 MB / 0.5573 GB
Notification: Performance of simCode: created simulation system equations: time 0.0004062/0.3979, allocations: 0.5518 MB / 0.7407 GB, free: 30.45 MB / 0.5573 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006604/0.3986, allocations: 208.8 kB / 0.7409 GB, free: 30.34 MB / 0.5573 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002479/0.401, allocations: 1.838 MB / 0.7427 GB, free: 29.22 MB / 0.5573 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001859/0.4012, allocations: 270.1 kB / 0.743 GB, free: 29.04 MB / 0.5573 GB
Notification: Performance of simCode: alias equations: time 0.000225/0.4015, allocations: 83.81 kB / 0.7431 GB, free: 29 MB / 0.5573 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 8.856e-05/0.4015, allocations: 50.61 kB / 0.7431 GB, free: 28.98 MB / 0.5573 GB
Notification: Performance of SimCode: time 1.543e-06/0.4015, allocations: 0 / 0.7431 GB, free: 28.98 MB / 0.5573 GB
Notification: Performance of Templates: time 0.01465/0.4162, allocations: 10.44 MB / 0.7533 GB, free: 23.75 MB / 0.5573 GB
"
[Timeout remaining time 660]
make -j1 -f BuildingSystems_BuildingSystems.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.makefile [Timeout 660]
(rm -f BuildingSystems_BuildingSystems.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.pipe ; mkfifo BuildingSystems_BuildingSystems.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.pipe >> ../files/BuildingSystems_BuildingSystems.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.sim & ./BuildingSystems_BuildingSystems.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3 -abortSlowSimulation -alarm=240  -lv LOG_STATS > BuildingSystems_BuildingSystems.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.pipe 2>&1) [Timeout 240]
[Calling sys.exit(0), Time elapsed: 4.868232829961926]