Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.001814/0.001814, allocations: 110.4 kB / 21.17 MB, free: 0.7852 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.002165/0.002165, allocations: 216.8 kB / 24.47 MB, free: 4.359 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.499/1.499, allocations: 230.2 MB / 257.8 MB, free: 8.5 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo): time 0.2339/0.2339, allocations: 46.89 MB / 361.1 MB, free: 4.645 MB / 286.1 MB " [Timeout remaining time 180] Using package ModelicaTest with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo) Using package Modelica with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo) Using package Complex with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo) Using package ModelicaServices with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo) Running command: translateModel(ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|j1.phi|j1.w",fileNamePrefix="ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical") translateModel(ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|j1.phi|j1.w",fileNamePrefix="ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical") [Timeout 660] "Warning: Requested package Modelica of version 4.1.0, but this package was already loaded with version trunk. OpenModelica cannot reason about compatibility between the two packages since they are not semantic versions. Notification: Performance of FrontEnd - loaded program: time 0.002386/0.002386, allocations: 75.88 kB / 0.4967 GB, free: 7.836 MB / 366.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3671/0.3695, allocations: 65.98 MB / 0.5612 GB, free: 5.031 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical): time 0.01461/0.3841, allocations: 12.11 MB / 0.573 GB, free: 8.867 MB / 414.1 MB Notification: Performance of NFInst.instExpressions: time 0.00997/0.394, allocations: 4.356 MB / 0.5773 GB, free: 4.496 MB / 414.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002156/0.3962, allocations: 75.75 kB / 0.5773 GB, free: 4.422 MB / 414.1 MB Notification: Performance of NFTyping.typeComponents: time 0.005484/0.4017, allocations: 2.776 MB / 0.58 GB, free: 1.637 MB / 414.1 MB Notification: Performance of NFTyping.typeBindings: time 0.006424/0.4081, allocations: 2.039 MB / 0.582 GB, free: 15.59 MB / 430.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.002551/0.4106, allocations: 0.9085 MB / 0.5829 GB, free: 14.68 MB / 430.1 MB Notification: Performance of NFFlatten.flatten: time 0.009241/0.4199, allocations: 5.668 MB / 0.5885 GB, free: 9.004 MB / 430.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.004126/0.424, allocations: 2.55 MB / 0.5909 GB, free: 6.406 MB / 430.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003358/0.4274, allocations: 1.717 MB / 0.5926 GB, free: 4.684 MB / 430.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.004645/0.432, allocations: 2.718 MB / 0.5953 GB, free: 1.957 MB / 430.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0008903/0.4329, allocations: 384 kB / 0.5956 GB, free: 1.582 MB / 430.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002857/0.4358, allocations: 1.447 MB / 0.5971 GB, free: 136 kB / 430.1 MB Notification: Performance of NFScalarize.scalarize: time 0.002467/0.4382, allocations: 2.228 MB / 0.5992 GB, free: 13.9 MB / 446.1 MB Notification: Performance of NFVerifyModel.verify: time 0.003487/0.4417, allocations: 2.427 MB / 0.6016 GB, free: 11.46 MB / 446.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01013/0.4518, allocations: 7.88 MB / 0.6093 GB, free: 3.547 MB / 446.1 MB Notification: Performance of FrontEnd - DAE generated: time 8.446e-06/0.4519, allocations: 4 kB / 0.6093 GB, free: 3.543 MB / 446.1 MB Notification: Performance of FrontEnd: time 1.443e-06/0.4519, allocations: 0 / 0.6093 GB, free: 3.543 MB / 446.1 MB Notification: Performance of Transformations before backend: time 0.0002193/0.4521, allocations: 0 / 0.6093 GB, free: 3.543 MB / 446.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1538 * Number of variables: 1538 Notification: Performance of Generate backend data structure: time 0.01386/0.4659, allocations: 5.626 MB / 0.6148 GB, free: 13.83 MB / 462.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.896e-05/0.466, allocations: 12.03 kB / 0.6148 GB, free: 13.82 MB / 462.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01188/0.4779, allocations: 2.502 MB / 0.6173 GB, free: 11.31 MB / 462.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.008758/0.4866, allocations: 3.388 MB / 0.6206 GB, free: 7.863 MB / 462.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002559/0.4869, allocations: 242.5 kB / 0.6208 GB, free: 7.625 MB / 462.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001236/0.4881, allocations: 335.7 kB / 0.6211 GB, free: 7.297 MB / 462.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02075/0.5089, allocations: 10.88 MB / 0.6317 GB, free: 11.68 MB / 478.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001507/0.509, allocations: 55.53 kB / 0.6318 GB, free: 11.62 MB / 478.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004503/0.5095, allocations: 155.8 kB / 0.6319 GB, free: 11.47 MB / 478.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.003376/0.5128, allocations: 1.998 MB / 0.6339 GB, free: 9.465 MB / 478.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02095/0.5338, allocations: 9.448 MB / 0.6431 GB, free: 15.99 MB / 494.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0624/0.5962, allocations: 41.11 MB / 0.6833 GB, free: 5.664 MB / 0.5137 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01157/0.6078, allocations: 4.093 MB / 0.6873 GB, free: 1.426 MB / 0.5137 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.002954/0.6107, allocations: 1.768 MB / 0.689 GB, free: 15.64 MB / 0.5294 GB Notification: Performance of preOpt evalFunc (simulation): time 0.01441/0.6251, allocations: 7.624 MB / 0.6964 GB, free: 7.656 MB / 0.5294 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.774e-05/0.6252, allocations: 55.55 kB / 0.6965 GB, free: 7.594 MB / 0.5294 GB Notification: Performance of pre-optimization done (n=180): time 4.529e-06/0.6252, allocations: 3.938 kB / 0.6965 GB, free: 7.59 MB / 0.5294 GB Notification: Performance of matching and sorting (n=236): time 0.5134/1.139, allocations: 41.11 MB / 0.7366 GB, free: 156 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001729/1.139, allocations: 207.4 kB / 0.7368 GB, free: 155.7 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.006544/1.145, allocations: 4.317 MB / 0.741 GB, free: 154.6 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0006841/1.146, allocations: 63.7 kB / 0.7411 GB, free: 154.5 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.001769/1.148, allocations: 3.297 MB / 0.7443 GB, free: 152.9 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.001141/1.149, allocations: 0.9147 MB / 0.7452 GB, free: 152.3 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001933/1.151, allocations: 1.356 MB / 0.7465 GB, free: 151.7 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 5.023e-05/1.151, allocations: 305.7 kB / 0.7468 GB, free: 151.4 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004514/1.155, allocations: 3.626 MB / 0.7504 GB, free: 150.1 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006004/1.161, allocations: 7.294 MB / 0.7575 GB, free: 143.8 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01133/1.173, allocations: 11.63 MB / 0.7689 GB, free: 134.2 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001171/1.173, allocations: 39.94 kB / 0.7689 GB, free: 134.2 MB / 0.5606 GB Notification: Performance of matching and sorting (n=856) (initialization): time 0.03731/1.21, allocations: 16.19 MB / 0.7847 GB, free: 118.1 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 0.0002086/1.21, allocations: 61.88 kB / 0.7848 GB, free: 118 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0002796/1.211, allocations: 124 kB / 0.7849 GB, free: 117.9 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0233/1.234, allocations: 6.229 MB / 0.791 GB, free: 111.7 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004913/1.239, allocations: 1.486 MB / 0.7924 GB, free: 110.2 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03072/1.27, allocations: 27.65 MB / 0.8194 GB, free: 82.25 MB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00597/1.276, allocations: 410.4 kB / 0.8198 GB, free: 81.86 MB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001044/1.277, allocations: 388 kB / 0.8202 GB, free: 81.48 MB / 0.5606 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 582 * Number of states: 0 () * Number of discrete variables: 42 (b3.color[3],b3.color[2],b3.color[1],sphericalSpherical.massColor[3],sphericalSpherical.massColor[2],sphericalSpherical.massColor[1],sphericalSpherical.sphereColor[3],sphericalSpherical.sphereColor[2],sphericalSpherical.sphereColor[1],sphericalSpherical.rodColor[3],sphericalSpherical.rodColor[2],sphericalSpherical.rodColor[1],b2.color[3],b2.color[2],b2.color[1],b2.body.sphereColor[3],b2.body.sphereColor[2],b2.body.sphereColor[1],b1.color[3],b1.color[2],b1.color[1],b1.body.sphereColor[3],b1.body.sphereColor[2],b1.body.sphereColor[1],j2.boxColor[3],j2.boxColor[2],j2.boxColor[1],j1.cylinderColor[3],j1.cylinderColor[2],j1.cylinderColor[1],world.gravityArrowColor[3],world.gravityArrowColor[2],world.gravityArrowColor[1],world.axisColor_x[3],world.axisColor_x[2],world.axisColor_x[1],world.groundColor[3],world.groundColor[2],world.groundColor[1],world.gravitySphereColor[3],world.gravitySphereColor[2],world.gravitySphereColor[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (779): * Single equations (assignments): 774 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * 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 {(3,51,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.003259/1.28, allocations: 2.218 MB / 0.8223 GB, free: 79.29 MB / 0.5606 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009544/1.281, allocations: 417.2 kB / 0.8227 GB, free: 78.88 MB / 0.5606 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02761/1.308, allocations: 11.25 MB / 0.8337 GB, free: 67.6 MB / 0.5606 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.381e-05/1.308, allocations: 31.98 kB / 0.8338 GB, free: 67.57 MB / 0.5606 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.903e-05/1.308, allocations: 12 kB / 0.8338 GB, free: 67.55 MB / 0.5606 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.176e-05/1.308, allocations: 7.969 kB / 0.8338 GB, free: 67.55 MB / 0.5606 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.04125/1.35, allocations: 20.61 MB / 0.8539 GB, free: 46.48 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.109e-05/1.35, allocations: 4.594 kB / 0.8539 GB, free: 46.48 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00205/1.352, allocations: 391.4 kB / 0.8543 GB, free: 46.1 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02051/1.372, allocations: 5.308 MB / 0.8595 GB, free: 40.78 MB / 0.5606 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004994/1.373, allocations: 51.92 kB / 0.8595 GB, free: 40.73 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02508/1.398, allocations: 22.69 MB / 0.8817 GB, free: 17.77 MB / 0.5606 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.456e-06/1.398, allocations: 11.94 kB / 0.8817 GB, free: 17.75 MB / 0.5606 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03066/1.429, allocations: 14.6 MB / 0.8959 GB, free: 3.062 MB / 0.5606 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001248/1.43, allocations: 470.2 kB / 0.8964 GB, free: 2.582 MB / 0.5606 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008741/1.431, allocations: 40 kB / 0.8964 GB, free: 2.543 MB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002565/1.433, allocations: 179.7 kB / 0.8966 GB, free: 2.367 MB / 0.5606 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006023/1.434, allocations: 161 kB / 0.8968 GB, free: 2.207 MB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002069/1.434, allocations: 64 kB / 0.8968 GB, free: 2.145 MB / 0.5606 GB Notification: Performance of sorting global known variables: time 0.00367/1.438, allocations: 2.701 MB / 0.8995 GB, free: 15.44 MB / 0.5762 GB Notification: Performance of sort global known variables: time 1.11e-07/1.438, allocations: 0 / 0.8995 GB, free: 15.44 MB / 0.5762 GB Notification: Performance of remove unused functions: time 0.005792/1.444, allocations: 1.355 MB / 0.9008 GB, free: 14.08 MB / 0.5762 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 23 * Number of states: 2 (j1.phi,j1.w) * 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 (167): * Single equations (assignments): 162 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * 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 {(3,45,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0005699/1.444, allocations: 190 kB / 0.901 GB, free: 13.89 MB / 0.5762 GB Notification: Performance of simCode: created initialization part: time 0.01326/1.457, allocations: 8.006 MB / 0.9088 GB, free: 5.898 MB / 0.5762 GB Notification: Performance of simCode: created event and clocks part: time 8.275e-06/1.457, allocations: 1.188 kB / 0.9088 GB, free: 5.898 MB / 0.5762 GB Notification: Performance of simCode: created simulation system equations: time 0.004996/1.462, allocations: 2.997 MB / 0.9117 GB, free: 2.891 MB / 0.5762 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003289/1.466, allocations: 0.5034 MB / 0.9122 GB, free: 2.391 MB / 0.5762 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02024/1.486, allocations: 12.05 MB / 0.924 GB, free: 6.25 MB / 0.5919 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004488/1.49, allocations: 3.507 MB / 0.9274 GB, free: 2.711 MB / 0.5919 GB Notification: Performance of simCode: alias equations: time 0.004996/1.495, allocations: 1.956 MB / 0.9293 GB, free: 0.75 MB / 0.5919 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001119/1.497, allocations: 263.4 kB / 0.9296 GB, free: 0.4922 MB / 0.5919 GB Notification: Performance of SimCode: time 8.12e-07/1.497, allocations: 7.938 kB / 0.9296 GB, free: 496 kB / 0.5919 GB Notification: Performance of Templates: time 0.5068/2.003, allocations: 69.56 MB / 0.9975 GB, free: 212.3 MB / 0.6387 GB " [Timeout remaining time 658] make -j1 -f ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.makefile [Timeout 660] (rm -f ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.pipe ; mkfifo ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.pipe ; head -c 1048576 < ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.pipe >> ../files/ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.sim & ./ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical -abortSlowSimulation -alarm=480 -s cvode -emit_protected -lv LOG_STATS > ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.pipe 2>&1) [Timeout 480] diffSimulationResults("ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork_2/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/ModelicaTest/MultiBody/FourbarVariants/SphericalSpherical/SphericalSpherical.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork_2/OpenModelicaLibraryTesting/files/ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.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: 8.91553106624633]