Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr AixLib_AixLib.Airflow.Multizone.Examples.PowerLaw.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/package.mo): time 0.04187/0.04187, allocations: 9.13 MB / 28.99 MB, free: 0.8086 MB / 18.57 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/EmbeddedTargets/STM32F4/Functions/HAL.mo:5:3-11:14:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/OperatingSystem/DynamicArray.mo:6:3-94:18:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/Utilities/Functions.mo:1041:3-1062:27:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/Utilities/Functions.mo:1064:3-1092:25:writable] Warning: External function annotation should occur on the external-clause, not on the function. " [Timeout remaining time 180] 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 0.000821/0.000821, allocations: 90.94 kB / 35.33 MB, free: 1.074 MB / 24.77 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 0.000951/0.000951, allocations: 163.6 kB / 38.73 MB, free: 2.508 MB / 24.77 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 0.9316/0.9316, allocations: 177.1 MB / 219.2 MB, free: 10.08 MB / 202.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF 0.4.5/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF 0.4.5/package.mo): time 0.00618/0.00618, allocations: 0.822 MB / 276.5 MB, free: 0.7148 MB / 250.7 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 3.0.1/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 3.0.1/package.mo): time 1.818/1.818, allocations: 274.9 MB / 0.5419 GB, free: 0.6406 MB / 0.4949 GB " [Timeout remaining time 178] Using package AixLib with version 3.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 3.0.1/package.mo) Using package SDF with version 0.4.5 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF 0.4.5/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) Using package Modelica_DeviceDrivers with version 2.2.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/package.mo) Running command: translateModel(AixLib.Airflow.Multizone.Examples.PowerLaw,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="AixLib_AixLib.Airflow.Multizone.Examples.PowerLaw") translateModel(AixLib.Airflow.Multizone.Examples.PowerLaw,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="AixLib_AixLib.Airflow.Multizone.Examples.PowerLaw") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.724e-06/1.724e-06, allocations: 0 / 0.6379 GB, free: 14.12 MB / 0.6043 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.209e-05/2.382e-05, allocations: 2.312 kB / 0.6379 GB, free: 14.11 MB / 0.6043 GB Notification: Performance of NFInst.instantiate(AixLib.Airflow.Multizone.Examples.PowerLaw): time 0.4645/0.4645, allocations: 149 MB / 0.7834 GB, free: 6.199 MB / 0.6824 GB Notification: Performance of NFInst.instExpressions: time 0.003385/0.4679, allocations: 2.359 MB / 0.7857 GB, free: 3.852 MB / 0.6824 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0003235/0.4682, allocations: 27.81 kB / 0.7857 GB, free: 3.824 MB / 0.6824 GB Notification: Performance of NFTyping.typeComponents: time 0.0004968/0.4687, allocations: 222.3 kB / 0.7859 GB, free: 3.605 MB / 0.6824 GB Notification: Performance of NFTyping.typeBindings: time 0.00114/0.4699, allocations: 0.8427 MB / 0.7867 GB, free: 2.758 MB / 0.6824 GB Notification: Performance of NFTyping.typeClassSections: time 0.0009266/0.4708, allocations: 0.6281 MB / 0.7873 GB, free: 2.129 MB / 0.6824 GB Notification: Performance of NFFlatten.flatten: time 0.001351/0.4721, allocations: 1.616 MB / 0.7889 GB, free: 0.5078 MB / 0.6824 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0008506/0.473, allocations: 0.8878 MB / 0.7898 GB, free: 15.61 MB / 0.698 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0009834/0.474, allocations: 1.103 MB / 0.7909 GB, free: 14.5 MB / 0.698 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0006826/0.4747, allocations: 0.7336 MB / 0.7916 GB, free: 13.77 MB / 0.698 GB Notification: Performance of NFPackage.collectConstants: time 0.0001046/0.4748, allocations: 96 kB / 0.7917 GB, free: 13.68 MB / 0.698 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0005337/0.4753, allocations: 427 kB / 0.7921 GB, free: 13.26 MB / 0.698 GB Notification: Performance of NFScalarize.scalarize: time 0.0002375/0.4755, allocations: 382.9 kB / 0.7925 GB, free: 12.88 MB / 0.698 GB Notification: Performance of NFVerifyModel.verify: time 0.0002642/0.4758, allocations: 387.1 kB / 0.7928 GB, free: 12.5 MB / 0.698 GB Notification: Performance of NFConvertDAE.convert: time 0.000861/0.4767, allocations: 1.118 MB / 0.7939 GB, free: 11.38 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 3.356e-06/0.4767, allocations: 0 / 0.7939 GB, free: 11.38 MB / 0.698 GB Notification: Performance of FrontEnd: time 1.253e-06/0.4767, allocations: 0 / 0.7939 GB, free: 11.38 MB / 0.698 GB Notification: Performance of Transformations before backend: time 6.984e-06/0.4767, allocations: 0 / 0.7939 GB, free: 11.38 MB / 0.698 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 127 * Number of variables: 127 Notification: Performance of Generate backend data structure: time 0.001206/0.4779, allocations: 1.065 MB / 0.795 GB, free: 10.3 MB / 0.698 GB Notification: Performance of prepare preOptimizeDAE: time 2.927e-05/0.4779, allocations: 15.98 kB / 0.795 GB, free: 10.28 MB / 0.698 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007282/0.4786, allocations: 268.2 kB / 0.7952 GB, free: 10.02 MB / 0.698 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005104/0.4791, allocations: 477.6 kB / 0.7957 GB, free: 9.523 MB / 0.698 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.353e-05/0.4792, allocations: 37 kB / 0.7957 GB, free: 9.488 MB / 0.698 GB Notification: Performance of preOpt expandDerOperator (simulation): time 7.113e-05/0.4792, allocations: 52 kB / 0.7958 GB, free: 9.438 MB / 0.698 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006447/0.4799, allocations: 0.7611 MB / 0.7965 GB, free: 8.59 MB / 0.698 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.593e-05/0.4799, allocations: 0 / 0.7965 GB, free: 8.59 MB / 0.698 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.391e-05/0.4799, allocations: 20 kB / 0.7965 GB, free: 8.57 MB / 0.698 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.484e-05/0.48, allocations: 27.94 kB / 0.7966 GB, free: 8.543 MB / 0.698 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003818/0.4804, allocations: 341.8 kB / 0.7969 GB, free: 8.211 MB / 0.698 GB 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 0.002222/0.4826, allocations: 2.871 MB / 0.7997 GB, free: 5.246 MB / 0.698 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0002882/0.4829, allocations: 277.7 kB / 0.7999 GB, free: 4.965 MB / 0.698 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002078/0.4831, allocations: 203.2 kB / 0.8001 GB, free: 4.766 MB / 0.698 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002622/0.4833, allocations: 112.3 kB / 0.8002 GB, free: 4.66 MB / 0.698 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.158e-05/0.4834, allocations: 39.06 kB / 0.8003 GB, free: 4.613 MB / 0.698 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.001136/0.4845, allocations: 0.6591 MB / 0.8009 GB, free: 3.953 MB / 0.698 GB Notification: Performance of pre-optimization done (n=50): time 1.553e-06/0.4845, allocations: 4 kB / 0.8009 GB, free: 3.949 MB / 0.698 GB Notification: Performance of matching and sorting (n=50): time 0.006312/0.4908, allocations: 2.249 MB / 0.8031 GB, free: 1.688 MB / 0.698 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.221e-05/0.4908, allocations: 55.91 kB / 0.8032 GB, free: 1.621 MB / 0.698 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003337/0.4912, allocations: 0.5427 MB / 0.8037 GB, free: 1.07 MB / 0.698 GB Notification: Performance of collectPreVariables (initialization): time 4.925e-05/0.4912, allocations: 37.7 kB / 0.8037 GB, free: 1.027 MB / 0.698 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001313/0.4913, allocations: 309.8 kB / 0.804 GB, free: 0.7227 MB / 0.698 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001107/0.4915, allocations: 186.4 kB / 0.8042 GB, free: 0.5391 MB / 0.698 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001733/0.4916, allocations: 162.4 kB / 0.8044 GB, free: 384 kB / 0.698 GB Notification: Performance of setup shared object (initialization): time 0.0001217/0.4917, allocations: 386.6 kB / 0.8047 GB, free: 15.99 MB / 0.7137 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001724/0.4919, allocations: 144.7 kB / 0.8049 GB, free: 15.85 MB / 0.7137 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002837/0.4922, allocations: 422.8 kB / 0.8053 GB, free: 15.32 MB / 0.7137 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0005466/0.4927, allocations: 0.6282 MB / 0.8059 GB, free: 14.59 MB / 0.7137 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.126e-06/0.4928, allocations: 3.938 kB / 0.8059 GB, free: 14.59 MB / 0.7137 GB Notification: Performance of matching and sorting (n=84) (initialization): time 0.004074/0.4968, allocations: 1.617 MB / 0.8075 GB, free: 12.95 MB / 0.7137 GB Notification: Performance of prepare postOptimizeDAE: time 1.446e-05/0.4968, allocations: 11.98 kB / 0.8075 GB, free: 12.94 MB / 0.7137 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.438e-06/0.4968, allocations: 8.75 kB / 0.8075 GB, free: 12.93 MB / 0.7137 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.005296/0.5021, allocations: 2.083 MB / 0.8095 GB, free: 10.84 MB / 0.7137 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002717/0.5024, allocations: 147.7 kB / 0.8097 GB, free: 10.7 MB / 0.7137 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004622/0.507, allocations: 4.097 MB / 0.8137 GB, free: 6.418 MB / 0.7137 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003063/0.5073, allocations: 27.98 kB / 0.8137 GB, free: 6.391 MB / 0.7137 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.906e-05/0.5074, allocations: 39.94 kB / 0.8137 GB, free: 6.352 MB / 0.7137 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 33 * 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 (70): * Single equations (assignments): 68 * 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): 2 systems {(5,3,92.0%), (5,3,92.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0001622/0.5076, allocations: 152.5 kB / 0.8139 GB, free: 6.191 MB / 0.7137 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001093/0.5077, allocations: 72.56 kB / 0.814 GB, free: 6.121 MB / 0.7137 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002007/0.5097, allocations: 1.169 MB / 0.8151 GB, free: 4.93 MB / 0.7137 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.336e-06/0.5097, allocations: 4 kB / 0.8151 GB, free: 4.926 MB / 0.7137 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.887e-06/0.5097, allocations: 4 kB / 0.8151 GB, free: 4.922 MB / 0.7137 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.739e-06/0.5097, allocations: 0 / 0.8151 GB, free: 4.922 MB / 0.7137 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002309/0.512, allocations: 1.575 MB / 0.8166 GB, free: 3.289 MB / 0.7137 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.855e-06/0.512, allocations: 0 / 0.8166 GB, free: 3.289 MB / 0.7137 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002155/0.5122, allocations: 88.7 kB / 0.8167 GB, free: 3.203 MB / 0.7137 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.002365/0.5146, allocations: 1.392 MB / 0.8181 GB, free: 1.805 MB / 0.7137 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.067e-05/0.5146, allocations: 15.94 kB / 0.8181 GB, free: 1.789 MB / 0.7137 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002641/0.5173, allocations: 3.245 MB / 0.8213 GB, free: 14.37 MB / 0.7293 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.92e-07/0.5173, allocations: 0 / 0.8213 GB, free: 14.37 MB / 0.7293 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001894/0.5192, allocations: 1.321 MB / 0.8226 GB, free: 13 MB / 0.7293 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001547/0.5193, allocations: 108.3 kB / 0.8227 GB, free: 12.89 MB / 0.7293 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.82e-05/0.5194, allocations: 12 kB / 0.8227 GB, free: 12.88 MB / 0.7293 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002172/0.5196, allocations: 15.98 kB / 0.8227 GB, free: 12.87 MB / 0.7293 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 9.387e-05/0.5197, allocations: 52.41 kB / 0.8227 GB, free: 12.82 MB / 0.7293 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.558e-05/0.5197, allocations: 12 kB / 0.8228 GB, free: 12.8 MB / 0.7293 GB Notification: Performance of sorting global known variables: time 0.0001728/0.5199, allocations: 256.5 kB / 0.823 GB, free: 12.56 MB / 0.7293 GB Notification: Performance of sort global known variables: time 8e-08/0.5199, allocations: 0 / 0.823 GB, free: 12.56 MB / 0.7293 GB Notification: Performance of remove unused functions: time 0.0005656/0.5204, allocations: 303.7 kB / 0.8233 GB, free: 12.26 MB / 0.7293 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 7 * Number of states: 4 (pow_m_flow.mExc,pow_V_flow.mExc,pow_1dat.mExc,pow_2dat.mExc) * 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 (49): * Single equations (assignments): 47 * 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): 2 systems {(5,3,92.0%), (4,4,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0002052/0.5206, allocations: 144.1 kB / 0.8234 GB, free: 12.11 MB / 0.7293 GB Notification: Performance of simCode: created initialization part: time 0.001402/0.522, allocations: 1.025 MB / 0.8244 GB, free: 11.05 MB / 0.7293 GB Notification: Performance of simCode: created event and clocks part: time 9.838e-06/0.5221, allocations: 8 kB / 0.8244 GB, free: 11.05 MB / 0.7293 GB Notification: Performance of simCode: created simulation system equations: time 0.0007015/0.5228, allocations: 0.6876 MB / 0.8251 GB, free: 10.34 MB / 0.7293 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0008085/0.5236, allocations: 355.1 kB / 0.8254 GB, free: 10.03 MB / 0.7293 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001641/0.5252, allocations: 1.395 MB / 0.8268 GB, free: 8.605 MB / 0.7293 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001191/0.5253, allocations: 188.8 kB / 0.827 GB, free: 8.402 MB / 0.7293 GB Notification: Performance of simCode: alias equations: time 0.0002704/0.5256, allocations: 121.2 kB / 0.8271 GB, free: 8.293 MB / 0.7293 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004675/0.5261, allocations: 289 kB / 0.8274 GB, free: 8.008 MB / 0.7293 GB Notification: Performance of SimCode: time 5.81e-07/0.5261, allocations: 0 / 0.8274 GB, free: 8.008 MB / 0.7293 GB Notification: Performance of Templates: time 0.02139/0.5475, allocations: 21.99 MB / 0.8489 GB, free: 2.523 MB / 0.7449 GB " [Timeout remaining time 659] make -j1 -f AixLib_AixLib.Airflow.Multizone.Examples.PowerLaw.makefile [Timeout 660] (rm -f AixLib_AixLib.Airflow.Multizone.Examples.PowerLaw.pipe ; mkfifo AixLib_AixLib.Airflow.Multizone.Examples.PowerLaw.pipe ; head -c 1048576 < AixLib_AixLib.Airflow.Multizone.Examples.PowerLaw.pipe >> ../files/AixLib_AixLib.Airflow.Multizone.Examples.PowerLaw.sim & ./AixLib_AixLib.Airflow.Multizone.Examples.PowerLaw -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -lv LOG_STATS > AixLib_AixLib.Airflow.Multizone.Examples.PowerLaw.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 5.4141562175937]