Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.0.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearWater_pT.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 0.002016/0.002016, allocations: 111.1 kB / 20.44 MB, free: 1.062 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 0.002302/0.002302, allocations: 214.3 kB / 23.73 MB, free: 4.16 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 1.543/1.543, allocations: 230.6 MB / 257.5 MB, free: 7.809 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.0.0+maint.om/package.mo): time 0.2278/0.2278, allocations: 44.94 MB / 358.9 MB, free: 6.07 MB / 286.1 MB " [Timeout remaining time 179] Using package ModelicaTest with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.0.0+maint.om/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(ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearWater_pT,fileNamePrefix="ModelicaTest_4_0_0_ModelicaTest_Media_TestsWithFluid_MediaTestModels_LinearFluid_LinearWater_pT",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearWater_pT,fileNamePrefix="ModelicaTest_4_0_0_ModelicaTest_Media_TestsWithFluid_MediaTestModels_LinearFluid_LinearWater_pT",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660] "Notification: ModelicaTest 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 0.002362/0.002362, allocations: 67.89 kB / 0.493 GB, free: 10.54 MB / 366.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3471/0.3495, allocations: 65.47 MB / 0.557 GB, free: 7.359 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearWater_pT): time 0.05134/0.4008, allocations: 39.8 MB / 0.5958 GB, free: 15.61 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.007278/0.4081, allocations: 4.067 MB / 0.5998 GB, free: 11.54 MB / 446.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0007807/0.4089, allocations: 27.75 kB / 0.5998 GB, free: 11.51 MB / 446.1 MB Notification: Performance of NFTyping.typeComponents: time 0.001052/0.41, allocations: 314 kB / 0.6001 GB, free: 11.2 MB / 446.1 MB Notification: Performance of NFTyping.typeBindings: time 0.002426/0.4124, allocations: 0.8861 MB / 0.601 GB, free: 10.31 MB / 446.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.002482/0.4149, allocations: 0.911 MB / 0.6019 GB, free: 9.402 MB / 446.1 MB Notification: Performance of NFFlatten.flatten: time 0.002488/0.4173, allocations: 1.805 MB / 0.6037 GB, free: 7.59 MB / 446.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0007189/0.4181, allocations: 397.6 kB / 0.604 GB, free: 7.199 MB / 446.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.1012/0.5193, allocations: 44.19 MB / 0.6472 GB, free: 10.59 MB / 494.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.01779/0.5371, allocations: 7.923 MB / 0.6549 GB, free: 2.578 MB / 494.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0003471/0.5374, allocations: 60 kB / 0.655 GB, free: 2.52 MB / 494.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.02461/0.562, allocations: 10.56 MB / 0.6653 GB, free: 7.852 MB / 0.4981 GB Notification: Performance of NFScalarize.scalarize: time 0.0006151/0.5627, allocations: 271.1 kB / 0.6656 GB, free: 7.586 MB / 0.4981 GB Notification: Performance of NFVerifyModel.verify: time 0.0009121/0.5636, allocations: 330.6 kB / 0.6659 GB, free: 7.262 MB / 0.4981 GB Notification: Performance of NFConvertDAE.convert: time 0.002462/0.566, allocations: 1.082 MB / 0.6669 GB, free: 6.176 MB / 0.4981 GB Notification: Performance of FrontEnd - DAE generated: time 4.167e-06/0.566, allocations: 0 / 0.6669 GB, free: 6.176 MB / 0.4981 GB Notification: Performance of FrontEnd: time 1.723e-06/0.566, allocations: 0 / 0.6669 GB, free: 6.176 MB / 0.4981 GB Notification: Performance of Transformations before backend: time 4.282e-05/0.5661, allocations: 0 / 0.6669 GB, free: 6.176 MB / 0.4981 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 130 * Number of variables: 130 Notification: Performance of Generate backend data structure: time 0.003016/0.5691, allocations: 0.9989 MB / 0.6679 GB, free: 5.141 MB / 0.4981 GB Notification: Performance of prepare preOptimizeDAE: time 4.572e-05/0.5691, allocations: 8.031 kB / 0.6679 GB, free: 5.133 MB / 0.4981 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001899/0.5693, allocations: 94.7 kB / 0.668 GB, free: 5.031 MB / 0.4981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0004313/0.5698, allocations: 96.45 kB / 0.6681 GB, free: 4.938 MB / 0.4981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001133/0.5709, allocations: 482.7 kB / 0.6686 GB, free: 4.441 MB / 0.4981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001696/0.5711, allocations: 148.4 kB / 0.6687 GB, free: 4.27 MB / 0.4981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001053/0.5712, allocations: 51.94 kB / 0.6687 GB, free: 4.219 MB / 0.4981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001621/0.5728, allocations: 1.076 MB / 0.6698 GB, free: 3.012 MB / 0.4981 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.79e-05/0.5728, allocations: 7.984 kB / 0.6698 GB, free: 3.004 MB / 0.4981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.385e-05/0.5729, allocations: 24 kB / 0.6698 GB, free: 2.98 MB / 0.4981 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.529e-05/0.573, allocations: 32.98 kB / 0.6699 GB, free: 2.949 MB / 0.4981 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001199/0.5742, allocations: 0.6478 MB / 0.6705 GB, free: 2.301 MB / 0.4981 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 0.005376/0.5795, allocations: 3.406 MB / 0.6738 GB, free: 14.77 MB / 0.5137 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0009541/0.5805, allocations: 397.6 kB / 0.6742 GB, free: 14.38 MB / 0.5137 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003634/0.5809, allocations: 201.3 kB / 0.6744 GB, free: 14.18 MB / 0.5137 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002891/0.5811, allocations: 48.3 kB / 0.6744 GB, free: 14.13 MB / 0.5137 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.897e-05/0.5812, allocations: 38.89 kB / 0.6745 GB, free: 14.09 MB / 0.5137 GB Notification: Performance of pre-optimization done (n=40): time 2.485e-06/0.5812, allocations: 0 / 0.6745 GB, free: 14.09 MB / 0.5137 GB Notification: Performance of matching and sorting (n=45): time 0.003688/0.5849, allocations: 1.456 MB / 0.6759 GB, free: 12.59 MB / 0.5137 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000121/0.585, allocations: 136.5 kB / 0.676 GB, free: 12.43 MB / 0.5137 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001026/0.586, allocations: 0.5809 MB / 0.6766 GB, free: 11.83 MB / 0.5137 GB Notification: Performance of collectPreVariables (initialization): time 6.92e-05/0.5861, allocations: 37.7 kB / 0.6766 GB, free: 11.79 MB / 0.5137 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004566/0.5865, allocations: 371.8 kB / 0.677 GB, free: 11.42 MB / 0.5137 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002214/0.5868, allocations: 170.6 kB / 0.6771 GB, free: 11.25 MB / 0.5137 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002774/0.587, allocations: 134.6 kB / 0.6773 GB, free: 11.11 MB / 0.5137 GB Notification: Performance of setup shared object (initialization): time 0.0002797/0.5873, allocations: 386.6 kB / 0.6776 GB, free: 10.73 MB / 0.5137 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004624/0.5878, allocations: 221.9 kB / 0.6779 GB, free: 10.51 MB / 0.5137 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008511/0.5886, allocations: 0.5957 MB / 0.6784 GB, free: 9.754 MB / 0.5137 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001217/0.5899, allocations: 0.7794 MB / 0.6792 GB, free: 8.844 MB / 0.5137 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.969e-06/0.5899, allocations: 4 kB / 0.6792 GB, free: 8.84 MB / 0.5137 GB Notification: Performance of matching and sorting (n=88) (initialization): time 0.002012/0.5919, allocations: 0.938 MB / 0.6801 GB, free: 7.895 MB / 0.5137 GB Notification: Performance of prepare postOptimizeDAE: time 2.756e-05/0.5919, allocations: 8 kB / 0.6801 GB, free: 7.887 MB / 0.5137 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.098e-05/0.5919, allocations: 12 kB / 0.6801 GB, free: 7.875 MB / 0.5137 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.00114/0.5931, allocations: 268.6 kB / 0.6804 GB, free: 7.609 MB / 0.5137 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004323/0.5935, allocations: 127.8 kB / 0.6805 GB, free: 7.484 MB / 0.5137 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001142/0.5946, allocations: 0.8595 MB / 0.6814 GB, free: 6.602 MB / 0.5137 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005312/0.5952, allocations: 28 kB / 0.6814 GB, free: 6.574 MB / 0.5137 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.632e-05/0.5952, allocations: 44 kB / 0.6814 GB, free: 6.531 MB / 0.5137 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 42 * Number of states: 0 () * Number of discrete variables: 4 (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 (73): * Single equations (assignments): 72 * 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): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(2,14)} Notification: Performance of prepare postOptimizeDAE: time 0.0004023/0.5957, allocations: 242.2 kB / 0.6817 GB, free: 6.285 MB / 0.5137 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001679/0.5958, allocations: 67.58 kB / 0.6817 GB, free: 6.219 MB / 0.5137 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001469/0.5973, allocations: 0.7238 MB / 0.6824 GB, free: 5.492 MB / 0.5137 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.177e-05/0.5973, allocations: 4 kB / 0.6824 GB, free: 5.488 MB / 0.5137 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.444e-06/0.5973, allocations: 0 / 0.6824 GB, free: 5.488 MB / 0.5137 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.62e-06/0.5973, allocations: 0 / 0.6824 GB, free: 5.488 MB / 0.5137 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002423/0.5997, allocations: 1.301 MB / 0.6837 GB, free: 4.109 MB / 0.5137 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.04e-06/0.5997, allocations: 0 / 0.6837 GB, free: 4.109 MB / 0.5137 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000989/0.6007, allocations: 200 kB / 0.6839 GB, free: 3.914 MB / 0.5137 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.00025/0.601, allocations: 60.73 kB / 0.6839 GB, free: 3.852 MB / 0.5137 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.396e-05/0.601, allocations: 8 kB / 0.684 GB, free: 3.844 MB / 0.5137 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002782/0.6038, allocations: 2.779 MB / 0.6867 GB, free: 0.832 MB / 0.5137 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.529e-06/0.6038, allocations: 3.938 kB / 0.6867 GB, free: 0.8281 MB / 0.5137 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001687/0.6055, allocations: 1.009 MB / 0.6877 GB, free: 15.79 MB / 0.5294 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003622/0.6059, allocations: 127.5 kB / 0.6878 GB, free: 15.66 MB / 0.5294 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001204/0.606, allocations: 8 kB / 0.6878 GB, free: 15.65 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004072/0.6064, allocations: 16 kB / 0.6878 GB, free: 15.64 MB / 0.5294 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 9.455e-05/0.6065, allocations: 43.86 kB / 0.6878 GB, free: 15.59 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.95e-05/0.6065, allocations: 19.98 kB / 0.6879 GB, free: 15.57 MB / 0.5294 GB Notification: Performance of sorting global known variables: time 0.0005751/0.6071, allocations: 419.1 kB / 0.6883 GB, free: 15.16 MB / 0.5294 GB Notification: Performance of sort global known variables: time 6e-08/0.6071, allocations: 0 / 0.6883 GB, free: 15.16 MB / 0.5294 GB Notification: Performance of remove unused functions: time 0.0008842/0.608, allocations: 207.9 kB / 0.6885 GB, free: 14.96 MB / 0.5294 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 2 (volume.medium.p,volume.medium.T) * 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 (47): * Single equations (assignments): 43 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.002347/0.6103, allocations: 1.673 MB / 0.6901 GB, free: 13.23 MB / 0.5294 GB Notification: Performance of simCode: created initialization part: time 0.001279/0.6116, allocations: 0.5844 MB / 0.6907 GB, free: 12.65 MB / 0.5294 GB Notification: Performance of simCode: created event and clocks part: time 5.51e-06/0.6116, allocations: 0 / 0.6907 GB, free: 12.65 MB / 0.5294 GB Notification: Performance of simCode: created simulation system equations: time 0.001214/0.6128, allocations: 484.5 kB / 0.6911 GB, free: 12.16 MB / 0.5294 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001775/0.6146, allocations: 371.1 kB / 0.6915 GB, free: 11.81 MB / 0.5294 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01105/0.6257, allocations: 6.538 MB / 0.6979 GB, free: 4.879 MB / 0.5294 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004334/0.6261, allocations: 341.4 kB / 0.6982 GB, free: 4.52 MB / 0.5294 GB Notification: Performance of simCode: alias equations: time 0.0007576/0.6269, allocations: 211 kB / 0.6984 GB, free: 4.328 MB / 0.5294 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004002/0.6273, allocations: 231.4 kB / 0.6986 GB, free: 4.105 MB / 0.5294 GB Notification: Performance of SimCode: time 9.92e-07/0.6273, allocations: 0 / 0.6986 GB, free: 4.105 MB / 0.5294 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.06739/0.6946, allocations: 23.58 MB / 0.7216 GB, free: 12.97 MB / 0.5606 GB Notification: Performance of buildModelFMU: Generate platform static: time 14.24/14.94, allocations: 3.938 kB / 0.7216 GB, free: 12.96 MB / 0.5606 GB " [Timeout remaining time 645] (rm -f ModelicaTest_4.0.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearWater_pT.pipe ; mkfifo ModelicaTest_4.0.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearWater_pT.pipe ; head -c 1048576 < ModelicaTest_4.0.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearWater_pT.pipe >> ../files/ModelicaTest_4.0.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearWater_pT.sim & python3 -m fmpy simulate --output-file ModelicaTest_4.0.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearWater_pT_res.csv --start-time 0 --stop-time 1.01 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.000201919 ModelicaTest_4_0_0_ModelicaTest_Media_TestsWithFluid_MediaTestModels_LinearFluid_LinearWater_pT.fmu > ModelicaTest_4.0.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearWater_pT.pipe 2>&1) [Timeout 52.5] diffSimulationResults("ModelicaTest_4.0.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearWater_pT_res.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/ModelicaTest/Media/TestsWithFluid/MediaTestModels/LinearFluid/LinearWater_pT/LinearWater_pT.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_4.0.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearWater_pT.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 18.48311662627384]