Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput.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 0.001513/0.001513, allocations: 106.2 kB / 16.45 MB, free: 6.453 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 0.001598/0.001598, allocations: 213.7 kB / 19.43 MB, free: 3.625 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 1.604/1.604, allocations: 230.6 MB / 252.8 MB, free: 8.949 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo): time 2.868/2.868, allocations: 476.7 MB / 0.7672 GB, free: 5.211 MB / 0.6231 GB " [Timeout remaining time 177] Using package Buildings with version 11.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.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.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput,fileNamePrefix="Buildings_11_Buildings_Fluid_HeatPumps_Compressors_Validation_ScrollCompressor_ZeroInput",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput,fileNamePrefix="Buildings_11_Buildings_Fluid_HeatPumps_Compressors_Validation_ScrollCompressor_ZeroInput",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 0.002038/0.002038, allocations: 63.91 kB / 1.112 GB, free: 1.516 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7874/0.7894, allocations: 169.9 MB / 1.278 GB, free: 13.39 MB / 0.9825 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput): time 0.0036/0.793, allocations: 2.069 MB / 1.28 GB, free: 11.31 MB / 0.9825 GB Notification: Performance of NFInst.instExpressions: time 0.002669/0.7957, allocations: 1.694 MB / 1.282 GB, free: 9.613 MB / 0.9825 GB Notification: Performance of NFInst.updateImplicitVariability: time 8.686e-05/0.7958, allocations: 4 kB / 1.282 GB, free: 9.609 MB / 0.9825 GB Notification: Performance of NFTyping.typeComponents: time 6.891e-05/0.7959, allocations: 19.78 kB / 1.282 GB, free: 9.59 MB / 0.9825 GB Notification: Performance of NFTyping.typeBindings: time 0.0001273/0.796, allocations: 55.55 kB / 1.282 GB, free: 9.535 MB / 0.9825 GB Notification: Performance of NFTyping.typeClassSections: time 0.001376/0.7974, allocations: 354.8 kB / 1.282 GB, free: 9.188 MB / 0.9825 GB Notification: Performance of NFFlatten.flatten: time 0.0004063/0.7978, allocations: 227.1 kB / 1.283 GB, free: 8.965 MB / 0.9825 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0002073/0.798, allocations: 43.36 kB / 1.283 GB, free: 8.918 MB / 0.9825 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0002021/0.7982, allocations: 87.7 kB / 1.283 GB, free: 8.832 MB / 0.9825 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0002153/0.7984, allocations: 95.66 kB / 1.283 GB, free: 8.738 MB / 0.9825 GB Notification: Performance of NFPackage.collectConstants: time 4.848e-05/0.7984, allocations: 20 kB / 1.283 GB, free: 8.719 MB / 0.9825 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001072/0.7995, allocations: 419.5 kB / 1.283 GB, free: 8.309 MB / 0.9825 GB Notification: Performance of NFScalarize.scalarize: time 7.066e-05/0.7996, allocations: 51.88 kB / 1.283 GB, free: 8.258 MB / 0.9825 GB Notification: Performance of NFVerifyModel.verify: time 0.0001179/0.7997, allocations: 83.66 kB / 1.283 GB, free: 8.176 MB / 0.9825 GB Notification: Performance of NFConvertDAE.convert: time 0.0008073/0.8005, allocations: 454.5 kB / 1.284 GB, free: 7.73 MB / 0.9825 GB Notification: Performance of FrontEnd - DAE generated: time 5.069e-06/0.8005, allocations: 0 / 1.284 GB, free: 7.73 MB / 0.9825 GB Notification: Performance of FrontEnd: time 1.854e-06/0.8005, allocations: 0 / 1.284 GB, free: 7.73 MB / 0.9825 GB Notification: Performance of Transformations before backend: time 6.782e-06/0.8005, allocations: 0 / 1.284 GB, free: 7.73 MB / 0.9825 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 38 * Number of variables: 38 Notification: Performance of Generate backend data structure: time 0.001072/0.8016, allocations: 0.5296 MB / 1.284 GB, free: 7.148 MB / 0.9825 GB Notification: Performance of prepare preOptimizeDAE: time 5.303e-05/0.8016, allocations: 8.031 kB / 1.284 GB, free: 7.141 MB / 0.9825 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 7.678e-05/0.8017, allocations: 50.73 kB / 1.284 GB, free: 7.082 MB / 0.9825 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001176/0.8029, allocations: 140.7 kB / 1.284 GB, free: 6.945 MB / 0.9825 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001634/0.8031, allocations: 184.1 kB / 1.285 GB, free: 6.727 MB / 0.9825 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.857e-05/0.8032, allocations: 50.25 kB / 1.285 GB, free: 6.672 MB / 0.9825 GB Notification: Performance of preOpt expandDerOperator (simulation): time 3.537e-05/0.8032, allocations: 16.38 kB / 1.285 GB, free: 6.656 MB / 0.9825 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006566/0.8038, allocations: 219.5 kB / 1.285 GB, free: 6.438 MB / 0.9825 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.408e-06/0.8039, allocations: 0 / 1.285 GB, free: 6.438 MB / 0.9825 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.677e-05/0.8039, allocations: 4 kB / 1.285 GB, free: 6.434 MB / 0.9825 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.147e-06/0.8039, allocations: 4 kB / 1.285 GB, free: 6.43 MB / 0.9825 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.000804/0.8047, allocations: 243.8 kB / 1.285 GB, free: 6.191 MB / 0.9825 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0016/0.8063, allocations: 0.9626 MB / 1.286 GB, free: 5.105 MB / 0.9825 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0005104/0.8068, allocations: 170.6 kB / 1.286 GB, free: 4.93 MB / 0.9825 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003688/0.8072, allocations: 104.8 kB / 1.286 GB, free: 4.824 MB / 0.9825 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0007182/0.8079, allocations: 0.5181 MB / 1.287 GB, free: 4.195 MB / 0.9825 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.404e-05/0.8079, allocations: 38.56 kB / 1.287 GB, free: 4.148 MB / 0.9825 GB Notification: Performance of pre-optimization done (n=16): time 1.223e-06/0.8079, allocations: 0 / 1.287 GB, free: 4.148 MB / 0.9825 GB Notification: Performance of matching and sorting (n=16): time 0.001279/0.8092, allocations: 332.6 kB / 1.287 GB, free: 3.82 MB / 0.9825 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.461e-05/0.8093, allocations: 55.41 kB / 1.287 GB, free: 3.754 MB / 0.9825 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00017/0.8094, allocations: 161.1 kB / 1.287 GB, free: 3.59 MB / 0.9825 GB Notification: Performance of collectPreVariables (initialization): time 3.193e-05/0.8095, allocations: 37.58 kB / 1.287 GB, free: 3.547 MB / 0.9825 GB Notification: Performance of collectInitialEqns (initialization): time 9.123e-05/0.8095, allocations: 120.2 kB / 1.288 GB, free: 3.422 MB / 0.9825 GB Notification: Performance of collectInitialBindings (initialization): time 6.497e-05/0.8096, allocations: 59.52 kB / 1.288 GB, free: 3.363 MB / 0.9825 GB Notification: Performance of simplifyInitialFunctions (initialization): time 9.599e-05/0.8097, allocations: 37.66 kB / 1.288 GB, free: 3.32 MB / 0.9825 GB Notification: Performance of setup shared object (initialization): time 0.0001601/0.8099, allocations: 330.8 kB / 1.288 GB, free: 2.988 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003927/0.8103, allocations: 103.9 kB / 1.288 GB, free: 2.887 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004089/0.8107, allocations: 125.6 kB / 1.288 GB, free: 2.758 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0007207/0.8114, allocations: 192.8 kB / 1.288 GB, free: 2.566 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.445e-06/0.8114, allocations: 0 / 1.288 GB, free: 2.566 MB / 0.9825 GB Notification: Performance of matching and sorting (n=22) (initialization): time 0.0008862/0.8123, allocations: 273.4 kB / 1.289 GB, free: 2.293 MB / 0.9825 GB Notification: Performance of prepare postOptimizeDAE: time 1.596e-05/0.8123, allocations: 5.875 kB / 1.289 GB, free: 2.289 MB / 0.9825 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.044e-06/0.8123, allocations: 4.031 kB / 1.289 GB, free: 2.285 MB / 0.9825 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.928e-05/0.8123, allocations: 3.938 kB / 1.289 GB, free: 2.281 MB / 0.9825 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004074/0.8127, allocations: 51.89 kB / 1.289 GB, free: 2.23 MB / 0.9825 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.051e-06/0.8127, allocations: 4 kB / 1.289 GB, free: 2.227 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000311/0.813, allocations: 39.83 kB / 1.289 GB, free: 2.188 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.683e-05/0.8131, allocations: 11.98 kB / 1.289 GB, free: 2.176 MB / 0.9825 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 2 * Number of states: 0 () * Number of discrete variables: 2 (com.isOn,$PRE.com.isOn) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (22): * 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: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0001332/0.8132, allocations: 124.6 kB / 1.289 GB, free: 2.047 MB / 0.9825 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.599e-05/0.8133, allocations: 11.95 kB / 1.289 GB, free: 2.035 MB / 0.9825 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.000932/0.8142, allocations: 274.5 kB / 1.289 GB, free: 1.758 MB / 0.9825 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.841e-06/0.8142, allocations: 3.938 kB / 1.289 GB, free: 1.754 MB / 0.9825 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.779e-06/0.8142, allocations: 0 / 1.289 GB, free: 1.754 MB / 0.9825 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.928e-06/0.8142, allocations: 0 / 1.289 GB, free: 1.754 MB / 0.9825 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002061/0.8163, allocations: 1.075 MB / 1.29 GB, free: 0.5234 MB / 0.9825 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.48e-05/0.8163, allocations: 4 kB / 1.29 GB, free: 0.5195 MB / 0.9825 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003442/0.8166, allocations: 43.89 kB / 1.29 GB, free: 488 kB / 0.9825 GB Notification: Performance of postOpt tearingSystem (simulation): time 4.188e-06/0.8166, allocations: 0 / 1.29 GB, free: 488 kB / 0.9825 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.525e-05/0.8167, allocations: 8 kB / 1.29 GB, free: 480 kB / 0.9825 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.875e-06/0.8167, allocations: 4.062 kB / 1.29 GB, free: 476 kB / 0.9825 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.837e-06/0.8167, allocations: 4 kB / 1.29 GB, free: 472 kB / 0.9825 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.000884/0.8175, allocations: 341 kB / 1.291 GB, free: 108 kB / 0.9825 GB Notification: Performance of postOpt removeConstants (simulation): time 9.061e-05/0.8176, allocations: 93.14 kB / 1.291 GB, free: 15.99 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.93e-05/0.8177, allocations: 4 kB / 1.291 GB, free: 15.99 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.000346/0.818, allocations: 35.84 kB / 1.291 GB, free: 15.95 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.24e-05/0.8181, allocations: 11.98 kB / 1.291 GB, free: 15.94 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.178e-05/0.8181, allocations: 8 kB / 1.291 GB, free: 15.93 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.0001044/0.8182, allocations: 117.9 kB / 1.291 GB, free: 15.82 MB / 0.9981 GB Notification: Performance of sort global known variables: time 1.01e-07/0.8182, allocations: 0 / 1.291 GB, free: 15.82 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.0005142/0.8187, allocations: 135.6 kB / 1.291 GB, free: 15.69 MB / 0.9981 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 0 () * Number of discrete variables: 1 (com.isOn) * Number of discrete states: 1 (com.isOn) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (16): * Single equations (assignments): 16 * Array equations: 0 * Algorithm blocks: 0 * 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 Backend phase and start with SimCode phase: time 0.001622/0.8203, allocations: 1.012 MB / 1.292 GB, free: 14.65 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.0008676/0.8212, allocations: 219.8 kB / 1.292 GB, free: 14.43 MB / 0.9981 GB Notification: Performance of simCode: created event and clocks part: time 2.935e-06/0.8212, allocations: 4.062 kB / 1.292 GB, free: 14.43 MB / 0.9981 GB Notification: Performance of simCode: created simulation system equations: time 0.0003843/0.8216, allocations: 103.9 kB / 1.292 GB, free: 14.33 MB / 0.9981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004458/0.822, allocations: 50.28 kB / 1.292 GB, free: 14.28 MB / 0.9981 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004977/0.827, allocations: 2.329 MB / 1.295 GB, free: 11.86 MB / 0.9981 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003525/0.8274, allocations: 0.7163 MB / 1.295 GB, free: 11.11 MB / 0.9981 GB Notification: Performance of simCode: alias equations: time 0.0001849/0.8275, allocations: 38.41 kB / 1.295 GB, free: 11.08 MB / 0.9981 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001296/0.8277, allocations: 43.42 kB / 1.295 GB, free: 11.04 MB / 0.9981 GB Notification: Performance of SimCode: time 8.01e-07/0.8277, allocations: 0 / 1.295 GB, free: 11.04 MB / 0.9981 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03276/0.8604, allocations: 6.446 MB / 1.302 GB, free: 4.789 MB / 0.9981 GB Notification: Performance of buildModelFMU: Generate platform static: time 8.32/9.181, allocations: 13.81 kB / 1.302 GB, free: 4.777 MB / 0.9981 GB " [Timeout remaining time 291] (rm -f Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput.pipe ; mkfifo Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput.pipe ; head -c 1048576 < Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput.pipe >> ../files/Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput.sim & python3 -m fmpy simulate --output-file Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput_res.csv --start-time 0 --stop-time 100 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.04 Buildings_11_Buildings_Fluid_HeatPumps_Compressors_Validation_ScrollCompressor_ZeroInput.fmu > Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput.pipe 2>&1) [Timeout 420.0] diffSimulationResults("Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput_res.csv","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Fluid_HeatPumps_Compressors_Validation_ScrollCompressor_ZeroInput.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "Error: Could not read variable com.pDis in file Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput_res.csv. Warning: Get data of variable com.pDis from file Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput_res.csv failed! Error: Could not read variable com.pSuc in file Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput_res.csv. Warning: Get data of variable com.pSuc from file Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput_res.csv failed! Error: Could not read variable heaFloEva.Q_flow in file Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput_res.csv. Warning: Get data of variable heaFloEva.Q_flow from file Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput_res.csv failed! Error: Could not read variable heaFloCon.Q_flow in file Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput_res.csv. Warning: Get data of variable heaFloCon.Q_flow from file Buildings_11_Buildings.Fluid.HeatPumps.Compressors.Validation.ScrollCompressor_ZeroInput_res.csv failed! " [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 15.506235497072339]