Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.DHC.Plants.Combined.Subsystems.Validation.ChillerGroup.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 0.0008876/0.0008876, allocations: 80.44 kB / 19.17 MB, free: 0.7422 MB / 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 0.0008697/0.0008697, allocations: 169.9 kB / 22.46 MB, free: 2.105 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 0.8613/0.8613, allocations: 177.1 MB / 202.8 MB, free: 5.738 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo): time 1.627/1.627, allocations: 359 MB / 0.6037 GB, free: 11.09 MB / 0.573 GB " [Timeout remaining time 178] Using package Buildings with version 11.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-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.DHC.Plants.Combined.Subsystems.Validation.ChillerGroup,fileNamePrefix="Buildings_11_Buildings_DHC_Plants_Combined_Subsystems_Validation_ChillerGroup",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.DHC.Plants.Combined.Subsystems.Validation.ChillerGroup,fileNamePrefix="Buildings_11_Buildings_DHC_Plants_Combined_Subsystems_Validation_ChillerGroup",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.493e-06/1.493e-06, allocations: 0 / 0.9505 GB, free: 2.367 MB / 0.8542 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.984e-05/2.133e-05, allocations: 2.281 kB / 0.9505 GB, free: 2.363 MB / 0.8542 GB Notification: Performance of NFInst.instantiate(Buildings.DHC.Plants.Combined.Subsystems.Validation.ChillerGroup): time 0.5385/0.5385, allocations: 216 MB / 1.161 GB, free: 3.473 MB / 0.9792 GB Notification: Performance of NFInst.instExpressions: time 0.04018/0.5787, allocations: 40.59 MB / 1.201 GB, free: 10.79 MB / 1.026 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.008659/0.5873, allocations: 329.2 kB / 1.201 GB, free: 10.46 MB / 1.026 GB Notification: Performance of NFTyping.typeComponents: time 0.006202/0.5935, allocations: 3.187 MB / 1.205 GB, free: 7.258 MB / 1.026 GB Notification: Performance of NFTyping.typeBindings: time 0.01513/0.6087, allocations: 8.583 MB / 1.213 GB, free: 14.64 MB / 1.042 GB Notification: Performance of NFTyping.typeClassSections: time 0.009493/0.6182, allocations: 6.054 MB / 1.219 GB, free: 8.637 MB / 1.042 GB Notification: Performance of NFFlatten.flatten: time 0.0225/0.6407, allocations: 27.4 MB / 1.246 GB, free: 13.17 MB / 1.073 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01026/0.6509, allocations: 7.623 MB / 1.253 GB, free: 5.426 MB / 1.073 GB Notification: Performance of NFEvalConstants.evaluate: time 0.02091/0.6718, allocations: 13.81 MB / 1.267 GB, free: 7.609 MB / 1.089 GB Notification: Performance of NFSimplifyModel.simplify: time 0.009724/0.6816, allocations: 6.853 MB / 1.273 GB, free: 0.7383 MB / 1.089 GB Notification: Performance of NFPackage.collectConstants: time 0.00229/0.6838, allocations: 1.063 MB / 1.274 GB, free: 15.67 MB / 1.104 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005663/0.6895, allocations: 3.061 MB / 1.277 GB, free: 12.61 MB / 1.104 GB Notification: Performance of NFScalarize.scalarize: time 0.001568/0.6911, allocations: 2.818 MB / 1.28 GB, free: 9.781 MB / 1.104 GB Notification: Performance of NFVerifyModel.verify: time 0.003424/0.6945, allocations: 3.683 MB / 1.284 GB, free: 6.09 MB / 1.104 GB Notification: Performance of NFConvertDAE.convert: time 0.01314/0.7076, allocations: 18.84 MB / 1.302 GB, free: 3.203 MB / 1.12 GB Notification: Performance of FrontEnd - DAE generated: time 4.038e-06/0.7076, allocations: 0 / 1.302 GB, free: 3.203 MB / 1.12 GB Notification: Performance of FrontEnd: time 1.553e-06/0.7076, allocations: 4 kB / 1.302 GB, free: 3.199 MB / 1.12 GB Notification: Performance of Transformations before backend: time 0.0001778/0.7078, allocations: 0 / 1.302 GB, free: 3.199 MB / 1.12 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1244 * Number of variables: 1244 Notification: Performance of Generate backend data structure: time 0.01094/0.7188, allocations: 10.61 MB / 1.312 GB, free: 8.496 MB / 1.135 GB Notification: Performance of prepare preOptimizeDAE: time 3.968e-05/0.7188, allocations: 8.031 kB / 1.312 GB, free: 8.488 MB / 1.135 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006106/0.7194, allocations: 0.6776 MB / 1.313 GB, free: 7.801 MB / 1.135 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003124/0.7225, allocations: 1.474 MB / 1.314 GB, free: 6.32 MB / 1.135 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01121/0.7337, allocations: 11.4 MB / 1.326 GB, free: 10.81 MB / 1.151 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000293/0.734, allocations: 0.5132 MB / 1.326 GB, free: 10.27 MB / 1.151 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005587/0.7346, allocations: 0.5233 MB / 1.327 GB, free: 9.746 MB / 1.151 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.008534/0.7431, allocations: 8.196 MB / 1.335 GB, free: 1.168 MB / 1.151 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.813e-05/0.7432, allocations: 11.89 kB / 1.335 GB, free: 1.156 MB / 1.151 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003346/0.7435, allocations: 204 kB / 1.335 GB, free: 0.957 MB / 1.151 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001132/0.7436, allocations: 201.3 kB / 1.335 GB, free: 0.7578 MB / 1.151 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.007117/0.7508, allocations: 6.337 MB / 1.341 GB, free: 10.41 MB / 1.167 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 0.02279/0.7736, allocations: 24.82 MB / 1.365 GB, free: 1.164 MB / 1.182 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002755/0.7763, allocations: 2.32 MB / 1.368 GB, free: 14.84 MB / 1.198 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001975/0.7783, allocations: 1.725 MB / 1.369 GB, free: 13.11 MB / 1.198 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005138/0.7788, allocations: 241.8 kB / 1.37 GB, free: 12.88 MB / 1.198 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.002373/0.7812, allocations: 2.696 MB / 1.372 GB, free: 9.961 MB / 1.198 GB Notification: Performance of pre-optimization done (n=220): time 3.857e-06/0.7812, allocations: 0 / 1.372 GB, free: 9.961 MB / 1.198 GB Notification: Performance of matching and sorting (n=220): time 0.006734/0.7879, allocations: 5.001 MB / 1.377 GB, free: 4.953 MB / 1.198 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.88e-05/0.788, allocations: 81.39 kB / 1.377 GB, free: 4.859 MB / 1.198 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.008251/0.7962, allocations: 9.454 MB / 1.386 GB, free: 11.43 MB / 1.214 GB Notification: Performance of collectPreVariables (initialization): time 0.0002165/0.7964, allocations: 89.7 kB / 1.387 GB, free: 11.33 MB / 1.214 GB Notification: Performance of collectInitialEqns (initialization): time 0.002592/0.799, allocations: 3.889 MB / 1.39 GB, free: 7.43 MB / 1.214 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006486/0.7997, allocations: 0.798 MB / 1.391 GB, free: 6.625 MB / 1.214 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008397/0.8005, allocations: 0.7926 MB / 1.392 GB, free: 5.824 MB / 1.214 GB Notification: Performance of setup shared object (initialization): time 8.341e-05/0.8006, allocations: 309 kB / 1.392 GB, free: 5.52 MB / 1.214 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.002006/0.8026, allocations: 1.689 MB / 1.394 GB, free: 3.828 MB / 1.214 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.003681/0.8063, allocations: 5.155 MB / 1.399 GB, free: 13.6 MB / 1.229 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.004405/0.8107, allocations: 4.397 MB / 1.403 GB, free: 8.738 MB / 1.229 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.818e-05/0.8107, allocations: 12 kB / 1.403 GB, free: 8.727 MB / 1.229 GB Notification: Performance of matching and sorting (n=414) (initialization): time 0.006708/0.8174, allocations: 5.214 MB / 1.408 GB, free: 3.461 MB / 1.229 GB Notification: Performance of prepare postOptimizeDAE: time 2.986e-05/0.8174, allocations: 20 kB / 1.408 GB, free: 3.441 MB / 1.229 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.414e-05/0.8175, allocations: 28.88 kB / 1.408 GB, free: 3.414 MB / 1.229 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.793e-05/0.8175, allocations: 48 kB / 1.408 GB, free: 3.367 MB / 1.229 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001753/0.8192, allocations: 0.8581 MB / 1.409 GB, free: 2.508 MB / 1.229 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.834e-05/0.8193, allocations: 67.73 kB / 1.409 GB, free: 2.441 MB / 1.229 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003573/0.8229, allocations: 0.6417 MB / 1.41 GB, free: 1.797 MB / 1.229 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001823/0.823, allocations: 160 kB / 1.41 GB, free: 1.641 MB / 1.229 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 140 * Number of states: 0 () * Number of discrete variables: 16 ($whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,chi.chi.tru.y,y1.intTimTab.idx,$PRE.y1.intTimTab.idx,y1.intTimTab.y[2],$PRE.y1.intTimTab.y[2],y1.intTimTab.y[1],$PRE.y1.intTimTab.y[1],y1.y[2],chi.com.y1One,chi.y1[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (414): * Single equations (assignments): 414 * 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 0.003779/0.8268, allocations: 3.113 MB / 1.413 GB, free: 14.51 MB / 1.245 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009748/0.8278, allocations: 0.7801 MB / 1.414 GB, free: 13.73 MB / 1.245 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.005067/0.8329, allocations: 4.183 MB / 1.418 GB, free: 9.535 MB / 1.245 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.443e-05/0.8329, allocations: 31.98 kB / 1.418 GB, free: 9.504 MB / 1.245 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.742e-06/0.8329, allocations: 3.938 kB / 1.418 GB, free: 9.5 MB / 1.245 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.003515/0.8364, allocations: 3.239 MB / 1.421 GB, free: 6.211 MB / 1.245 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 postOpt removeSimpleEquations (simulation): time 0.01135/0.8478, allocations: 10.16 MB / 1.431 GB, free: 11.96 MB / 1.26 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.882e-06/0.8478, allocations: 0 / 1.431 GB, free: 11.96 MB / 1.26 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001259/0.849, allocations: 0.5347 MB / 1.432 GB, free: 11.43 MB / 1.26 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.82e-05/0.849, allocations: 15.98 kB / 1.432 GB, free: 11.41 MB / 1.26 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000145/0.8492, allocations: 83.94 kB / 1.432 GB, free: 11.33 MB / 1.26 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.04e-05/0.8492, allocations: 15.94 kB / 1.432 GB, free: 11.32 MB / 1.26 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.464e-06/0.8492, allocations: 0 / 1.432 GB, free: 11.32 MB / 1.26 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.006646/0.8559, allocations: 6.191 MB / 1.438 GB, free: 5.066 MB / 1.26 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002009/0.8579, allocations: 1.435 MB / 1.439 GB, free: 3.629 MB / 1.26 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005385/0.8584, allocations: 63.97 kB / 1.439 GB, free: 3.566 MB / 1.26 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001758/0.8602, allocations: 251.6 kB / 1.439 GB, free: 3.32 MB / 1.26 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001897/0.8603, allocations: 157.6 kB / 1.44 GB, free: 3.164 MB / 1.26 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001496/0.8605, allocations: 115.9 kB / 1.44 GB, free: 3.051 MB / 1.26 GB Notification: Performance of sorting global known variables: time 0.006595/0.8671, allocations: 6.69 MB / 1.446 GB, free: 12.39 MB / 1.276 GB Notification: Performance of sort global known variables: time 1.9e-07/0.8671, allocations: 0 / 1.446 GB, free: 12.39 MB / 1.276 GB Notification: Performance of remove unused functions: time 0.003741/0.8708, allocations: 2.113 MB / 1.448 GB, free: 10.27 MB / 1.276 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 9 * Number of states: 20 (chi.chi.vol1.dynBal.U,chi.chi.vol2.dynBal.U,chi.valEva.junInl[1].vol.dynBal.U,chi.valEva.junInl[2].vol.dynBal.U,chi.valEva.junOut[1].vol.dynBal.U,chi.valEva.junOut[2].vol.dynBal.U,chi.valEva.val[1].filter.s[1],chi.valEva.val[1].filter.s[2],chi.valEva.val[2].filter.s[1],chi.valEva.val[2].filter.s[2],chi.valCon.junInl[1].vol.dynBal.U,chi.valCon.junInl[2].vol.dynBal.U,chi.valCon.junOut[1].vol.dynBal.U,chi.valCon.junOut[2].vol.dynBal.U,chi.valCon.val[1].filter.s[1],chi.valCon.val[1].filter.s[2],chi.valCon.val[2].filter.s[1],chi.valCon.val[2].filter.s[2],chi.temConLvg.T,chi.temEvaLvg.T) * Number of discrete variables: 12 ($whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,chi.y1[1],chi.com.y1One,y1.y[2],y1.intTimTab.y[1],y1.intTimTab.y[2],y1.intTimTab.idx) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (230): * Single equations (assignments): 217 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * When equations: 3 * 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 0.007944/0.8788, allocations: 7.785 MB / 1.456 GB, free: 2.445 MB / 1.276 GB Notification: Performance of simCode: created initialization part: time 0.004519/0.8833, allocations: 3.754 MB / 1.46 GB, free: 14.69 MB / 1.292 GB Notification: Performance of simCode: created event and clocks part: time 5.229e-06/0.8833, allocations: 4.125 kB / 1.46 GB, free: 14.69 MB / 1.292 GB Notification: Performance of simCode: created simulation system equations: time 0.001718/0.885, allocations: 1.6 MB / 1.461 GB, free: 13.09 MB / 1.292 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00888/0.8939, allocations: 4.576 MB / 1.466 GB, free: 8.672 MB / 1.292 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.7956/1.689, allocations: 65.68 MB / 1.53 GB, free: 458 MB / 1.339 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004244/1.694, allocations: 5.143 MB / 1.535 GB, free: 457.5 MB / 1.339 GB Notification: Performance of simCode: alias equations: time 0.00554/1.699, allocations: 2.219 MB / 1.537 GB, free: 457.4 MB / 1.339 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.003171/1.702, allocations: 3.422 MB / 1.54 GB, free: 454.9 MB / 1.339 GB Notification: Performance of SimCode: time 1.062e-06/1.702, allocations: 0 / 1.54 GB, free: 454.9 MB / 1.339 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1923/1.895, allocations: 241.8 MB / 1.776 GB, free: 253.4 MB / 1.339 GB Notification: Performance of buildModelFMU: Generate platform static: time 14.44/16.33, allocations: 6.906 kB / 1.776 GB, free: 253.4 MB / 1.339 GB " [Timeout remaining time 283] (rm -f Buildings_11_Buildings.DHC.Plants.Combined.Subsystems.Validation.ChillerGroup.pipe ; mkfifo Buildings_11_Buildings.DHC.Plants.Combined.Subsystems.Validation.ChillerGroup.pipe ; head -c 1048576 < Buildings_11_Buildings.DHC.Plants.Combined.Subsystems.Validation.ChillerGroup.pipe >> ../files/Buildings_11_Buildings.DHC.Plants.Combined.Subsystems.Validation.ChillerGroup.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_11_Buildings.DHC.Plants.Combined.Subsystems.Validation.ChillerGroup_res.mat --tempDir=temp_Buildings_11_Buildings_DHC_Plants_Combined_Subsystems_Validation_ChillerGroup_fmu --startTime=0 --stopTime=1000 --stepSize=0.4 --timeout=400 --tolerance=1e-06 Buildings_11_Buildings_DHC_Plants_Combined_Subsystems_Validation_ChillerGroup.fmu > Buildings_11_Buildings.DHC.Plants.Combined.Subsystems.Validation.ChillerGroup.pipe 2>&1) [Timeout 420.0] diffSimulationResults("Buildings_11_Buildings.DHC.Plants.Combined.Subsystems.Validation.ChillerGroup_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_DHC_Plants_Combined_Subsystems_Validation_ChillerGroup.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.DHC.Plants.Combined.Subsystems.Validation.ChillerGroup.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 20.66091350466013]