Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.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 0.001641/0.001641, allocations: 99.64 kB / 18.95 MB, free: 2.668 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 0.002156/0.002156, allocations: 212.8 kB / 22.24 MB, free: 5.262 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 1.5/1.5, allocations: 230.6 MB / 256 MB, free: 7.781 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 2.822/2.822, allocations: 476 MB / 0.77 GB, free: 4.711 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.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime,fileNamePrefix="Buildings_11_Buildings_Controls_OBC_CDL_Logical_Sources_Validation_SampleTriggerPositiveStartTime",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime,fileNamePrefix="Buildings_11_Buildings_Controls_OBC_CDL_Logical_Sources_Validation_SampleTriggerPositiveStartTime",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 0.002191/0.002191, allocations: 67.56 kB / 1.117 GB, free: 40.49 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3295/0.3317, allocations: 170 MB / 1.283 GB, free: 12.28 MB / 0.9825 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime): time 0.002329/0.334, allocations: 0.7336 MB / 1.283 GB, free: 11.55 MB / 0.9825 GB Notification: Performance of NFInst.instExpressions: time 0.001848/0.3359, allocations: 1.09 MB / 1.284 GB, free: 10.45 MB / 0.9825 GB Notification: Performance of NFInst.updateImplicitVariability: time 7.009e-05/0.3359, allocations: 4 kB / 1.284 GB, free: 10.45 MB / 0.9825 GB Notification: Performance of NFTyping.typeComponents: time 4.049e-05/0.336, allocations: 3.938 kB / 1.284 GB, free: 10.44 MB / 0.9825 GB Notification: Performance of NFTyping.typeBindings: time 9.632e-05/0.3361, allocations: 15.86 kB / 1.284 GB, free: 10.43 MB / 0.9825 GB Notification: Performance of NFTyping.typeClassSections: time 0.0003502/0.3364, allocations: 59.81 kB / 1.284 GB, free: 10.37 MB / 0.9825 GB Notification: Performance of NFFlatten.flatten: time 0.0001235/0.3365, allocations: 63.84 kB / 1.285 GB, free: 10.3 MB / 0.9825 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001164/0.3366, allocations: 17.8 kB / 1.285 GB, free: 10.29 MB / 0.9825 GB Notification: Performance of NFEvalConstants.evaluate: time 8.677e-05/0.3367, allocations: 39.78 kB / 1.285 GB, free: 10.25 MB / 0.9825 GB Notification: Performance of NFSimplifyModel.simplify: time 6.037e-05/0.3368, allocations: 23.91 kB / 1.285 GB, free: 10.22 MB / 0.9825 GB Notification: Performance of NFPackage.collectConstants: time 1.907e-05/0.3368, allocations: 8 kB / 1.285 GB, free: 10.21 MB / 0.9825 GB Notification: Performance of NFFlatten.collectFunctions: time 6.687e-05/0.3369, allocations: 19.98 kB / 1.285 GB, free: 10.2 MB / 0.9825 GB Notification: Performance of NFScalarize.scalarize: time 2.599e-05/0.3369, allocations: 15.92 kB / 1.285 GB, free: 10.18 MB / 0.9825 GB Notification: Performance of NFVerifyModel.verify: time 5.294e-05/0.337, allocations: 23.86 kB / 1.285 GB, free: 10.16 MB / 0.9825 GB Notification: Performance of NFConvertDAE.convert: time 0.0001653/0.3371, allocations: 83.27 kB / 1.285 GB, free: 10.08 MB / 0.9825 GB Notification: Performance of FrontEnd - DAE generated: time 4.499e-06/0.3371, allocations: 0 / 1.285 GB, free: 10.08 MB / 0.9825 GB Notification: Performance of FrontEnd: time 4.238e-06/0.3371, allocations: 3.984 kB / 1.285 GB, free: 10.07 MB / 0.9825 GB Notification: Performance of Transformations before backend: time 6.181e-06/0.3371, allocations: 0 / 1.285 GB, free: 10.07 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: 9 * Number of variables: 9 Notification: Performance of Generate backend data structure: time 0.0005791/0.3377, allocations: 306 kB / 1.285 GB, free: 9.746 MB / 0.9825 GB Notification: Performance of prepare preOptimizeDAE: time 4.215e-05/0.3378, allocations: 12.03 kB / 1.285 GB, free: 9.734 MB / 0.9825 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 4.481e-05/0.3378, allocations: 34.75 kB / 1.285 GB, free: 9.691 MB / 0.9825 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 3.496e-05/0.3378, allocations: 8.891 kB / 1.285 GB, free: 9.684 MB / 0.9825 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.000131/0.338, allocations: 122.4 kB / 1.285 GB, free: 9.539 MB / 0.9825 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.727e-05/0.338, allocations: 8.375 kB / 1.285 GB, free: 9.531 MB / 0.9825 GB Notification: Performance of preOpt expandDerOperator (simulation): time 1.361e-05/0.338, allocations: 8.375 kB / 1.285 GB, free: 9.523 MB / 0.9825 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0001919/0.3382, allocations: 65.97 kB / 1.285 GB, free: 9.453 MB / 0.9825 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.386e-06/0.3382, allocations: 4 kB / 1.285 GB, free: 9.449 MB / 0.9825 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.079e-05/0.3382, allocations: 4 kB / 1.285 GB, free: 9.445 MB / 0.9825 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.459e-06/0.3382, allocations: 0 / 1.285 GB, free: 9.445 MB / 0.9825 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001695/0.3384, allocations: 39.91 kB / 1.285 GB, free: 9.406 MB / 0.9825 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0006242/0.339, allocations: 291.8 kB / 1.286 GB, free: 9.078 MB / 0.9825 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0001721/0.3392, allocations: 54.48 kB / 1.286 GB, free: 9.016 MB / 0.9825 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001/0.3393, allocations: 29 kB / 1.286 GB, free: 8.984 MB / 0.9825 GB Notification: Performance of preOpt evalFunc (simulation): time 1.896e-05/0.3393, allocations: 4 kB / 1.286 GB, free: 8.98 MB / 0.9825 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0002276/0.3395, allocations: 79.36 kB / 1.286 GB, free: 8.891 MB / 0.9825 GB Notification: Performance of pre-optimization done (n=7): time 1.353e-06/0.3395, allocations: 0 / 1.286 GB, free: 8.891 MB / 0.9825 GB Notification: Performance of matching and sorting (n=7): time 0.0004356/0.34, allocations: 129.6 kB / 1.286 GB, free: 8.758 MB / 0.9825 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.935e-05/0.34, allocations: 55.41 kB / 1.286 GB, free: 8.691 MB / 0.9825 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001169/0.3401, allocations: 125.8 kB / 1.286 GB, free: 8.559 MB / 0.9825 GB Notification: Performance of collectPreVariables (initialization): time 2.59e-05/0.3402, allocations: 33.64 kB / 1.286 GB, free: 8.52 MB / 0.9825 GB Notification: Performance of collectInitialEqns (initialization): time 7.426e-05/0.3402, allocations: 92.09 kB / 1.286 GB, free: 8.426 MB / 0.9825 GB Notification: Performance of collectInitialBindings (initialization): time 2.134e-05/0.3403, allocations: 15.89 kB / 1.286 GB, free: 8.41 MB / 0.9825 GB Notification: Performance of simplifyInitialFunctions (initialization): time 5.471e-05/0.3403, allocations: 29.7 kB / 1.286 GB, free: 8.375 MB / 0.9825 GB Notification: Performance of setup shared object (initialization): time 0.0001588/0.3405, allocations: 326.7 kB / 1.287 GB, free: 8.047 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001096/0.3406, allocations: 31.97 kB / 1.287 GB, free: 8.016 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001476/0.3407, allocations: 77.98 kB / 1.287 GB, free: 7.918 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002354/0.341, allocations: 97.92 kB / 1.287 GB, free: 7.801 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.224e-06/0.341, allocations: 4 kB / 1.287 GB, free: 7.797 MB / 0.9825 GB Notification: Performance of matching and sorting (n=11) (initialization): time 0.0003125/0.3413, allocations: 137.4 kB / 1.287 GB, free: 7.656 MB / 0.9825 GB Notification: Performance of prepare postOptimizeDAE: time 1.453e-05/0.3413, allocations: 4 kB / 1.287 GB, free: 7.652 MB / 0.9825 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.861e-06/0.3413, allocations: 0 / 1.287 GB, free: 7.652 MB / 0.9825 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.655e-05/0.3413, allocations: 4 kB / 1.287 GB, free: 7.648 MB / 0.9825 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001282/0.3415, allocations: 16.2 kB / 1.287 GB, free: 7.633 MB / 0.9825 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.021e-05/0.3415, allocations: 11.94 kB / 1.287 GB, free: 7.621 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 8.579e-05/0.3415, allocations: 15.92 kB / 1.287 GB, free: 7.605 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.407e-05/0.3416, allocations: 4 kB / 1.287 GB, free: 7.602 MB / 0.9825 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 7 * Number of states: 0 () * Number of discrete variables: 8 (triggeredSampler1.y,$PRE.triggeredSampler1.y,triggeredSampler.y,$PRE.triggeredSampler.y,samTri.y,$whenCondition1,samTri1.y,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (11): * Single equations (assignments): 11 * 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 0.0001135/0.3417, allocations: 121.8 kB / 1.287 GB, free: 7.473 MB / 0.9825 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 1.28e-05/0.3417, allocations: 7.891 kB / 1.287 GB, free: 7.465 MB / 0.9825 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 3.821e-05/0.3417, allocations: 16.36 kB / 1.287 GB, free: 7.445 MB / 0.9825 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.054e-06/0.3417, allocations: 0 / 1.287 GB, free: 7.445 MB / 0.9825 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.538e-06/0.3417, allocations: 0 / 1.287 GB, free: 7.445 MB / 0.9825 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.036e-06/0.3417, allocations: 0 / 1.287 GB, free: 7.445 MB / 0.9825 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0005003/0.3422, allocations: 341.5 kB / 1.287 GB, free: 7.062 MB / 0.9825 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.493e-06/0.3422, allocations: 0 / 1.287 GB, free: 7.062 MB / 0.9825 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 5.718e-05/0.3423, allocations: 11.98 kB / 1.287 GB, free: 7.051 MB / 0.9825 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.944e-06/0.3423, allocations: 0 / 1.287 GB, free: 7.051 MB / 0.9825 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.659e-06/0.3423, allocations: 4 kB / 1.287 GB, free: 7.047 MB / 0.9825 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.617e-06/0.3423, allocations: 3.938 kB / 1.287 GB, free: 7.043 MB / 0.9825 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.02e-07/0.3423, allocations: 0 / 1.287 GB, free: 7.043 MB / 0.9825 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0003014/0.3426, allocations: 215.8 kB / 1.288 GB, free: 6.816 MB / 0.9825 GB Notification: Performance of postOpt removeConstants (simulation): time 1.054e-05/0.3426, allocations: 4 kB / 1.288 GB, free: 6.812 MB / 0.9825 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.634e-05/0.3426, allocations: 3.984 kB / 1.288 GB, free: 6.809 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 8.301e-05/0.3427, allocations: 11.92 kB / 1.288 GB, free: 6.797 MB / 0.9825 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.616e-05/0.3428, allocations: 7.984 kB / 1.288 GB, free: 6.789 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.264e-06/0.3428, allocations: 4 kB / 1.288 GB, free: 6.785 MB / 0.9825 GB Notification: Performance of sorting global known variables: time 6.055e-05/0.3428, allocations: 95.27 kB / 1.288 GB, free: 6.691 MB / 0.9825 GB Notification: Performance of sort global known variables: time 7e-08/0.3428, allocations: 0 / 1.288 GB, free: 6.691 MB / 0.9825 GB Notification: Performance of remove unused functions: time 0.00025/0.3431, allocations: 19.89 kB / 1.288 GB, free: 6.672 MB / 0.9825 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 6 (samTri1.y,samTri.y,$whenCondition2,$whenCondition1,triggeredSampler.y,triggeredSampler1.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (7): * Single equations (assignments): 5 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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 0.0006733/0.3438, allocations: 0.7398 MB / 1.288 GB, free: 5.906 MB / 0.9825 GB Notification: Performance of simCode: created initialization part: time 0.0002759/0.344, allocations: 79.86 kB / 1.289 GB, free: 5.828 MB / 0.9825 GB Notification: Performance of simCode: created event and clocks part: time 1.823e-06/0.344, allocations: 0 / 1.289 GB, free: 5.828 MB / 0.9825 GB Notification: Performance of simCode: created simulation system equations: time 0.000112/0.3441, allocations: 27.98 kB / 1.289 GB, free: 5.801 MB / 0.9825 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0002775/0.3444, allocations: 27.11 kB / 1.289 GB, free: 5.777 MB / 0.9825 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001916/0.3463, allocations: 1.522 MB / 1.29 GB, free: 4.137 MB / 0.9825 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 7.486e-05/0.3464, allocations: 75.33 kB / 1.29 GB, free: 4.043 MB / 0.9825 GB Notification: Performance of simCode: alias equations: time 4.097e-05/0.3464, allocations: 8 kB / 1.29 GB, free: 4.035 MB / 0.9825 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 5.323e-05/0.3465, allocations: 23.42 kB / 1.29 GB, free: 4.012 MB / 0.9825 GB Notification: Performance of SimCode: time 6.91e-07/0.3465, allocations: 0 / 1.29 GB, free: 4.012 MB / 0.9825 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.02981/0.3763, allocations: 2.68 MB / 1.293 GB, free: 1.512 MB / 0.9825 GB Notification: Performance of buildModelFMU: Generate platform static: time 11.37/11.75, allocations: 12 kB / 1.293 GB, free: 1.5 MB / 0.9825 GB " [Timeout remaining time 288] (rm -f Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.pipe ; mkfifo Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.pipe ; head -c 1048576 < Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.pipe >> ../files/Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.sim & python3 -m fmpy simulate --output-file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv --start-time 1 --stop-time 6 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.002 Buildings_11_Buildings_Controls_OBC_CDL_Logical_Sources_Validation_SampleTriggerPositiveStartTime.fmu > Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.pipe 2>&1) [Timeout 420.0] diffSimulationResults("Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Controls_OBC_CDL_Logical_Sources_Validation_SampleTriggerPositiveStartTime.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "Error: Could not read variable samTri.y in file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv. Warning: Get data of variable samTri.y from file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv failed! Error: Could not read variable triggeredSampler.u in file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv. Warning: Get data of variable triggeredSampler.u from file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv failed! Error: Could not read variable samTri1.y in file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv. Warning: Get data of variable samTri1.y from file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv failed! " [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 18.616936203092337]