Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.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 0.001281/0.001281, allocations: 104 kB / 16.45 MB, free: 6.449 MB / 14.72 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 0.001397/0.001397, allocations: 210.4 kB / 19.43 MB, free: 3.637 MB / 14.72 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 1.43/1.43, allocations: 230.6 MB / 252.8 MB, free: 9.121 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 3.107/3.107, allocations: 0.49 GB / 0.7916 GB, free: 33.49 MB / 0.6231 GB " [Timeout remaining time 177] Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/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: "" <> buildModelFMU(Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical,fileNamePrefix="Buildings_12_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Cylindrical",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical,fileNamePrefix="Buildings_12_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Cylindrical",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300] "Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002105/0.002105, allocations: 78.53 kB / 1.149 GB, free: 26.35 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3831/0.3852, allocations: 176.1 MB / 1.321 GB, free: 3.359 MB / 1.014 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical): time 0.004126/0.3893, allocations: 2.288 MB / 1.323 GB, free: 1.062 MB / 1.014 GB Notification: Performance of NFInst.instExpressions: time 0.003849/0.3932, allocations: 2.456 MB / 1.325 GB, free: 14.59 MB / 1.029 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001777/0.3934, allocations: 4 kB / 1.325 GB, free: 14.59 MB / 1.029 GB Notification: Performance of NFTyping.typeComponents: time 0.001573/0.3949, allocations: 499.8 kB / 1.326 GB, free: 14.1 MB / 1.029 GB Notification: Performance of NFTyping.typeBindings: time 0.0002968/0.3952, allocations: 95.38 kB / 1.326 GB, free: 14.01 MB / 1.029 GB Notification: Performance of NFTyping.typeClassSections: time 0.0003536/0.3956, allocations: 99.84 kB / 1.326 GB, free: 13.91 MB / 1.029 GB Notification: Performance of NFFlatten.flatten: time 0.001109/0.3967, allocations: 0.8382 MB / 1.327 GB, free: 13.07 MB / 1.029 GB Notification: Performance of NFFlatten.resolveConnections: time 0.000261/0.397, allocations: 36.22 kB / 1.327 GB, free: 13.03 MB / 1.029 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0004859/0.3974, allocations: 283.5 kB / 1.327 GB, free: 12.75 MB / 1.029 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0004997/0.3979, allocations: 339.1 kB / 1.328 GB, free: 12.42 MB / 1.029 GB Notification: Performance of NFPackage.collectConstants: time 8.017e-05/0.398, allocations: 52 kB / 1.328 GB, free: 12.37 MB / 1.029 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001266/0.3981, allocations: 63.98 kB / 1.328 GB, free: 12.31 MB / 1.029 GB Notification: Performance of NFScalarize.scalarize: time 0.0002529/0.3984, allocations: 223.5 kB / 1.328 GB, free: 12.09 MB / 1.029 GB Notification: Performance of NFVerifyModel.verify: time 0.0002897/0.3987, allocations: 286.9 kB / 1.328 GB, free: 11.81 MB / 1.029 GB Notification: Performance of NFConvertDAE.convert: time 0.000752/0.3994, allocations: 0.7319 MB / 1.329 GB, free: 11.07 MB / 1.029 GB Notification: Performance of FrontEnd - DAE generated: time 6.673e-06/0.3994, allocations: 4 kB / 1.329 GB, free: 11.07 MB / 1.029 GB Notification: Performance of FrontEnd: time 1.563e-06/0.3995, allocations: 0 / 1.329 GB, free: 11.07 MB / 1.029 GB Notification: Performance of Transformations before backend: time 8.135e-06/0.3995, allocations: 0 / 1.329 GB, free: 11.07 MB / 1.029 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 32 * Number of variables: 32 Notification: Performance of Generate backend data structure: time 0.002347/0.4018, allocations: 0.9445 MB / 1.33 GB, free: 10.07 MB / 1.029 GB Notification: Performance of prepare preOptimizeDAE: time 4.478e-05/0.4018, allocations: 15.97 kB / 1.33 GB, free: 10.05 MB / 1.029 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 5.902e-05/0.4019, allocations: 46.69 kB / 1.33 GB, free: 10 MB / 1.029 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002662/0.4046, allocations: 296.3 kB / 1.33 GB, free: 9.711 MB / 1.029 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001706/0.4063, allocations: 0.5148 MB / 1.331 GB, free: 9.156 MB / 1.029 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.852e-05/0.4063, allocations: 28.38 kB / 1.331 GB, free: 9.129 MB / 1.029 GB Notification: Performance of preOpt expandDerOperator (simulation): time 9.131e-05/0.4064, allocations: 40.31 kB / 1.331 GB, free: 9.09 MB / 1.029 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.000372/0.4068, allocations: 205.5 kB / 1.331 GB, free: 8.883 MB / 1.029 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.546e-06/0.4068, allocations: 4 kB / 1.331 GB, free: 8.879 MB / 1.029 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.257e-05/0.4068, allocations: 8 kB / 1.331 GB, free: 8.871 MB / 1.029 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.344e-06/0.4068, allocations: 4 kB / 1.331 GB, free: 8.867 MB / 1.029 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.000303/0.4071, allocations: 171.9 kB / 1.331 GB, free: 8.699 MB / 1.029 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 0.004664/0.4118, allocations: 1.44 MB / 1.333 GB, free: 7.195 MB / 1.029 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001784/0.4136, allocations: 0.5703 MB / 1.333 GB, free: 6.617 MB / 1.029 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.000225/0.4138, allocations: 132.8 kB / 1.333 GB, free: 6.484 MB / 1.029 GB Notification: Performance of preOpt evalFunc (simulation): time 2.089e-05/0.4138, allocations: 4 kB / 1.333 GB, free: 6.48 MB / 1.029 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.064e-05/0.4138, allocations: 38.56 kB / 1.333 GB, free: 6.434 MB / 1.029 GB Notification: Performance of pre-optimization done (n=24): time 1.793e-06/0.4138, allocations: 0 / 1.333 GB, free: 6.434 MB / 1.029 GB Notification: Performance of matching and sorting (n=24): time 0.001151/0.415, allocations: 0.5479 MB / 1.334 GB, free: 5.859 MB / 1.029 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.495e-05/0.415, allocations: 59.39 kB / 1.334 GB, free: 5.789 MB / 1.029 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004393/0.4155, allocations: 393.5 kB / 1.334 GB, free: 5.395 MB / 1.029 GB Notification: Performance of collectPreVariables (initialization): time 7.732e-05/0.4156, allocations: 41.64 kB / 1.334 GB, free: 5.348 MB / 1.029 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001707/0.4157, allocations: 173.2 kB / 1.334 GB, free: 5.176 MB / 1.029 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001388/0.4159, allocations: 95.17 kB / 1.334 GB, free: 5.082 MB / 1.029 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002901/0.4162, allocations: 150.3 kB / 1.335 GB, free: 4.926 MB / 1.029 GB Notification: Performance of setup shared object (initialization): time 0.0001748/0.4163, allocations: 354.8 kB / 1.335 GB, free: 4.57 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006012/0.4169, allocations: 337.1 kB / 1.335 GB, free: 4.242 MB / 1.029 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006636/0.4176, allocations: 405.5 kB / 1.336 GB, free: 3.836 MB / 1.029 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0009307/0.4185, allocations: 0.5645 MB / 1.336 GB, free: 3.262 MB / 1.029 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.466e-06/0.4185, allocations: 0 / 1.336 GB, free: 3.262 MB / 1.029 GB Notification: Performance of matching and sorting (n=78) (initialization): time 0.001765/0.4203, allocations: 0.925 MB / 1.337 GB, free: 2.32 MB / 1.029 GB Notification: Performance of prepare postOptimizeDAE: time 5.182e-05/0.4204, allocations: 37.69 kB / 1.337 GB, free: 2.277 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.364e-06/0.4204, allocations: 0 / 1.337 GB, free: 2.277 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0002144/0.4206, allocations: 32.78 kB / 1.337 GB, free: 2.242 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008245/0.4214, allocations: 143.8 kB / 1.337 GB, free: 2.102 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001336/0.4227, allocations: 1.43 MB / 1.339 GB, free: 0.5352 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00146/0.4242, allocations: 87.48 kB / 1.339 GB, free: 460 kB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.696e-05/0.4243, allocations: 27.92 kB / 1.339 GB, free: 432 kB / 1.029 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1 * 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 (76): * Single equations (assignments): 74 * Array equations: 0 * Algorithm blocks: 1 * 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 {(1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0002431/0.4245, allocations: 177.7 kB / 1.339 GB, free: 244 kB / 1.029 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 9.257e-05/0.4246, allocations: 35.77 kB / 1.339 GB, free: 208 kB / 1.029 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001016/0.4247, allocations: 43.53 kB / 1.339 GB, free: 168 kB / 1.029 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.278e-06/0.4247, allocations: 3.938 kB / 1.339 GB, free: 164 kB / 1.029 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.724e-06/0.4247, allocations: 4 kB / 1.339 GB, free: 160 kB / 1.029 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.871e-06/0.4247, allocations: 3.984 kB / 1.339 GB, free: 156 kB / 1.029 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0006187/0.4253, allocations: 461.1 kB / 1.34 GB, free: 15.65 MB / 1.045 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.08e-06/0.4253, allocations: 3.984 kB / 1.34 GB, free: 15.65 MB / 1.045 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002778/0.4256, allocations: 51.91 kB / 1.34 GB, free: 15.6 MB / 1.045 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001094/0.4257, allocations: 24.84 kB / 1.34 GB, free: 15.57 MB / 1.045 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.158e-05/0.4258, allocations: 11.98 kB / 1.34 GB, free: 15.56 MB / 1.045 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001223/0.427, allocations: 1.418 MB / 1.341 GB, free: 14 MB / 1.045 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.158e-06/0.427, allocations: 3.984 kB / 1.341 GB, free: 13.99 MB / 1.045 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0009278/0.4279, allocations: 0.5957 MB / 1.342 GB, free: 13.38 MB / 1.045 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001852/0.4281, allocations: 120.8 kB / 1.342 GB, free: 13.24 MB / 1.045 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001357/0.4282, allocations: 8 kB / 1.342 GB, free: 13.23 MB / 1.045 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006761/0.4289, allocations: 20.03 kB / 1.342 GB, free: 13.21 MB / 1.045 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.842e-05/0.429, allocations: 11.98 kB / 1.342 GB, free: 13.2 MB / 1.045 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.585e-05/0.429, allocations: 8 kB / 1.342 GB, free: 13.19 MB / 1.045 GB Notification: Performance of sorting global known variables: time 0.0002874/0.4293, allocations: 267.1 kB / 1.342 GB, free: 12.93 MB / 1.045 GB Notification: Performance of sort global known variables: time 5e-08/0.4293, allocations: 0 / 1.342 GB, free: 12.93 MB / 1.045 GB Notification: Performance of remove unused functions: time 0.0006684/0.4299, allocations: 235.9 kB / 1.342 GB, free: 12.7 MB / 1.045 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 10 (soi.T[1],soi.T[2],soi.T[3],soi.T[4],soi.T[5],soi.T[6],soi.T[7],soi.T[8],soi.T[9],soi.T[10]) * 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 (23): * Single equations (assignments): 22 * 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 {(1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.001237/0.4312, allocations: 1.146 MB / 1.343 GB, free: 11.53 MB / 1.045 GB Notification: Performance of simCode: created initialization part: time 0.001264/0.4324, allocations: 0.7087 MB / 1.344 GB, free: 10.8 MB / 1.045 GB Notification: Performance of simCode: created event and clocks part: time 2.044e-06/0.4324, allocations: 0 / 1.344 GB, free: 10.8 MB / 1.045 GB Notification: Performance of simCode: created simulation system equations: time 0.000386/0.4328, allocations: 250.5 kB / 1.344 GB, free: 10.54 MB / 1.045 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006543/0.4335, allocations: 103.8 kB / 1.344 GB, free: 10.44 MB / 1.045 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00849/0.442, allocations: 5.493 MB / 1.35 GB, free: 4.848 MB / 1.045 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005161/0.4425, allocations: 0.8155 MB / 1.351 GB, free: 4.004 MB / 1.045 GB Notification: Performance of simCode: alias equations: time 0.0003207/0.4428, allocations: 107.2 kB / 1.351 GB, free: 3.902 MB / 1.045 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002817/0.4431, allocations: 131.4 kB / 1.351 GB, free: 3.773 MB / 1.045 GB Notification: Performance of SimCode: time 6.31e-07/0.4431, allocations: 4 kB / 1.351 GB, free: 3.77 MB / 1.045 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.0472/0.4903, allocations: 12.18 MB / 1.363 GB, free: 7.871 MB / 1.061 GB Notification: Performance of buildModelFMU: Generate platform static: time 11.04/11.53, allocations: 25.16 kB / 1.363 GB, free: 7.855 MB / 1.061 GB " [Timeout remaining time 288] (rm -f Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.pipe ; mkfifo Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.pipe ; head -c 1048576 < Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.pipe >> ../files/Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.sim & python3 -m fmpy simulate --output-file Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.csv --start-time 0 --stop-time 360000 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 144 Buildings_12_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Cylindrical.fmu > Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.pipe 2>&1) [Timeout 420.0] diffSimulationResults("Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.csv","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Cylindrical.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "Error: Could not read variable soi.port_a.T in file Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.csv. Warning: Get data of variable soi.port_a.T from file Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.csv failed! Error: Could not read variable soi.port_b.T in file Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.csv. Warning: Get data of variable soi.port_b.T from file Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.csv failed! " [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 18.23853338090703]