Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Torque.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 0.001515/0.001515, allocations: 96.2 kB / 20.21 MB, free: 4.195 MB / 18.57 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 0.00166/0.00166, allocations: 157.3 kB / 23.51 MB, free: 0.8945 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.485/1.485, allocations: 158.6 MB / 185.3 MB, free: 2.891 MB / 170.7 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo): time 0.2223/0.2223, allocations: 32.38 MB / 270 MB, free: 14.78 MB / 266.7 MB " [Timeout remaining time 180] Using package ModelicaTest with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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: translateModel(ModelicaTest.MultiBody.Forces.Torque,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|Revolute1.phi|Revolute1.w|Revolute2.phi|Revolute2.w|Revolute3.phi|Revolute3.w|Revolute4.phi|Revolute4.w",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Torque") translateModel(ModelicaTest.MultiBody.Forces.Torque,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|Revolute1.phi|Revolute1.w|Revolute2.phi|Revolute2.w|Revolute3.phi|Revolute3.w|Revolute4.phi|Revolute4.w",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Torque") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.293e-06/1.293e-06, allocations: 0 / 347 MB, free: 9.762 MB / 282.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.454e-05/2.583e-05, allocations: 6.25 kB / 347 MB, free: 9.754 MB / 282.7 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Forces.Torque): time 0.01444/0.01447, allocations: 14.85 MB / 361.8 MB, free: 10.84 MB / 298.7 MB Notification: Performance of NFInst.instExpressions: time 0.0126/0.02707, allocations: 4.918 MB / 366.8 MB, free: 5.902 MB / 298.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.003201/0.03027, allocations: 127.4 kB / 366.9 MB, free: 5.777 MB / 298.7 MB Notification: Performance of NFTyping.typeComponents: time 0.01152/0.0418, allocations: 5.28 MB / 372.2 MB, free: 492 kB / 298.7 MB Notification: Performance of NFTyping.typeBindings: time 0.008268/0.05007, allocations: 2.908 MB / 375.1 MB, free: 13.56 MB / 314.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.003236/0.0533, allocations: 1.193 MB / 376.3 MB, free: 12.36 MB / 314.7 MB Notification: Performance of NFFlatten.flatten: time 0.01259/0.06589, allocations: 7.531 MB / 383.8 MB, free: 4.816 MB / 314.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.009165/0.07506, allocations: 5.338 MB / 389.1 MB, free: 15.4 MB / 330.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.009474/0.08453, allocations: 3.89 MB / 393 MB, free: 11.5 MB / 330.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.007188/0.09172, allocations: 3.717 MB / 396.7 MB, free: 7.777 MB / 330.7 MB Notification: Performance of NFPackage.collectConstants: time 0.001729/0.09345, allocations: 0.5625 MB / 397.3 MB, free: 7.215 MB / 330.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.003341/0.09679, allocations: 1.416 MB / 398.7 MB, free: 5.797 MB / 330.7 MB Notification: Performance of NFScalarize.scalarize: time 0.004596/0.1014, allocations: 3.475 MB / 402.2 MB, free: 2.312 MB / 330.7 MB Notification: Performance of NFVerifyModel.verify: time 0.003786/0.1052, allocations: 2.158 MB / 404.3 MB, free: 152 kB / 330.7 MB Notification: Performance of NFConvertDAE.convert: time 0.01609/0.1213, allocations: 11.54 MB / 415.9 MB, free: 4.574 MB / 346.7 MB Notification: Performance of FrontEnd - DAE generated: time 4.839e-06/0.1213, allocations: 0 / 415.9 MB, free: 4.574 MB / 346.7 MB Notification: Performance of FrontEnd: time 1.282e-06/0.1213, allocations: 0 / 415.9 MB, free: 4.574 MB / 346.7 MB Notification: Performance of Transformations before backend: time 0.0003367/0.1216, allocations: 0 / 415.9 MB, free: 4.574 MB / 346.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2391 * Number of variables: 2391 Notification: Performance of Generate backend data structure: time 0.02148/0.1431, allocations: 8.116 MB / 424 MB, free: 12.38 MB / 362.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.864e-05/0.1431, allocations: 11.97 kB / 424 MB, free: 12.37 MB / 362.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0157/0.1588, allocations: 3.647 MB / 427.7 MB, free: 8.711 MB / 362.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01135/0.1702, allocations: 4.492 MB / 432.1 MB, free: 4.145 MB / 362.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004467/0.1706, allocations: 386.2 kB / 432.5 MB, free: 3.766 MB / 362.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001729/0.1724, allocations: 0.504 MB / 433 MB, free: 3.262 MB / 362.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.1823/0.3547, allocations: 15.77 MB / 448.8 MB, free: 79.8 MB / 362.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0003155/0.355, allocations: 74.48 kB / 448.9 MB, free: 79.76 MB / 362.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001696/0.3567, allocations: 243.3 kB / 449.1 MB, free: 79.65 MB / 362.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.004599/0.3613, allocations: 3.063 MB / 452.2 MB, free: 77.58 MB / 362.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02414/0.3854, allocations: 13.25 MB / 465.4 MB, free: 64.31 MB / 362.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.06288/0.4483, allocations: 58.25 MB / 0.5114 GB, free: 5.445 MB / 362.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.01353/0.4619, allocations: 5.582 MB / 0.5169 GB, free: 15.83 MB / 378.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.006488/0.4683, allocations: 3.707 MB / 0.5205 GB, free: 12.12 MB / 378.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.01917/0.4875, allocations: 8.505 MB / 0.5288 GB, free: 3.77 MB / 378.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.712e-05/0.4876, allocations: 64.5 kB / 0.5288 GB, free: 3.699 MB / 378.7 MB Notification: Performance of pre-optimization done (n=269): time 7.424e-06/0.4876, allocations: 0 / 0.5288 GB, free: 3.699 MB / 378.7 MB Notification: Performance of matching and sorting (n=311): time 0.09833/0.5859, allocations: 34.18 MB / 0.5622 GB, free: 1.797 MB / 410.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001949/0.5861, allocations: 239.9 kB / 0.5624 GB, free: 1.516 MB / 410.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0117/0.5978, allocations: 6.11 MB / 0.5684 GB, free: 11.54 MB / 426.7 MB Notification: Performance of collectPreVariables (initialization): time 0.0008252/0.5987, allocations: 73.7 kB / 0.5685 GB, free: 11.46 MB / 426.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.00503/0.6037, allocations: 4.932 MB / 0.5733 GB, free: 6.531 MB / 426.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.002121/0.6058, allocations: 1.221 MB / 0.5745 GB, free: 5.301 MB / 426.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.003651/0.6095, allocations: 1.893 MB / 0.5763 GB, free: 3.395 MB / 426.7 MB Notification: Performance of setup shared object (initialization): time 0.0001658/0.6096, allocations: 305.1 kB / 0.5766 GB, free: 3.094 MB / 426.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006936/0.6166, allocations: 3.942 MB / 0.5805 GB, free: 15.14 MB / 442.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01334/0.6299, allocations: 9.285 MB / 0.5895 GB, free: 3.242 MB / 442.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.1866/0.8165, allocations: 14.12 MB / 0.6033 GB, free: 134.3 MB / 442.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0002119/0.8167, allocations: 52.34 kB / 0.6034 GB, free: 134.3 MB / 442.7 MB Notification: Performance of matching and sorting (n=1216) (initialization): time 0.02864/0.8454, allocations: 15.39 MB / 0.6184 GB, free: 129 MB / 442.7 MB Notification: Performance of prepare postOptimizeDAE: time 0.0002611/0.8456, allocations: 84 kB / 0.6185 GB, free: 129 MB / 442.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0003398/0.846, allocations: 187.9 kB / 0.6187 GB, free: 129 MB / 442.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.006483/0.8525, allocations: 2.48 MB / 0.6211 GB, free: 128.5 MB / 442.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007345/0.8598, allocations: 2.159 MB / 0.6232 GB, free: 127.1 MB / 442.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01558/0.8754, allocations: 14.14 MB / 0.637 GB, free: 114.7 MB / 442.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007724/0.8831, allocations: 0.6267 MB / 0.6376 GB, free: 114.1 MB / 442.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001694/0.8848, allocations: 0.5351 MB / 0.6381 GB, free: 113.6 MB / 442.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 842 * Number of states: 0 () * Number of discrete variables: 63 (fixed4.color[3],fixed4.color[2],fixed4.color[1],fixed2.color[3],fixed2.color[2],fixed2.color[1],Revolute4.cylinderColor[3],Revolute4.cylinderColor[2],Revolute4.cylinderColor[1],Revolute3.cylinderColor[3],Revolute3.cylinderColor[2],Revolute3.cylinderColor[1],Revolute2.cylinderColor[3],Revolute2.cylinderColor[2],Revolute2.cylinderColor[1],torque2.connectionLineColor[3],torque2.connectionLineColor[2],torque2.connectionLineColor[1],torque2.torqueColor[3],torque2.torqueColor[2],torque2.torqueColor[1],torque1.connectionLineColor[3],torque1.connectionLineColor[2],torque1.connectionLineColor[1],torque1.torqueColor[3],torque1.torqueColor[2],torque1.torqueColor[1],fixedRotation.color[3],fixedRotation.color[2],fixedRotation.color[1],fixed3.color[3],fixed3.color[2],fixed3.color[1],body2.color[3],body2.color[2],body2.color[1],body2.body.sphereColor[3],body2.body.sphereColor[2],body2.body.sphereColor[1],fixed1.color[3],fixed1.color[2],fixed1.color[1],body1.color[3],body1.color[2],body1.color[1],body1.body.sphereColor[3],body1.body.sphereColor[2],body1.body.sphereColor[1],Revolute1.cylinderColor[3],Revolute1.cylinderColor[2],Revolute1.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 (1134): * Single equations (assignments): 1127 * Array equations: 5 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(2,23,100.0%), (2,23,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.006651/0.8915, allocations: 3.218 MB / 0.6413 GB, free: 110.4 MB / 442.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001995/0.8935, allocations: 0.6002 MB / 0.6419 GB, free: 110.1 MB / 442.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01298/0.9064, allocations: 7.669 MB / 0.6494 GB, free: 102.5 MB / 442.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.926e-05/0.9065, allocations: 39.88 kB / 0.6494 GB, free: 102.4 MB / 442.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.604e-05/0.9065, allocations: 16 kB / 0.6494 GB, free: 102.4 MB / 442.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.51e-05/0.9066, allocations: 11.95 kB / 0.6494 GB, free: 102.4 MB / 442.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02624/0.9328, allocations: 14.49 MB / 0.6636 GB, free: 87.96 MB / 442.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.975e-05/0.9328, allocations: 4 kB / 0.6636 GB, free: 87.96 MB / 442.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002719/0.9356, allocations: 0.5341 MB / 0.6641 GB, free: 87.43 MB / 442.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.005632/0.9412, allocations: 2.21 MB / 0.6663 GB, free: 85.21 MB / 442.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006251/0.9418, allocations: 59.98 kB / 0.6663 GB, free: 85.15 MB / 442.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01473/0.9565, allocations: 13.47 MB / 0.6795 GB, free: 71.61 MB / 442.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.099e-06/0.9566, allocations: 8 kB / 0.6795 GB, free: 71.6 MB / 442.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01699/0.9735, allocations: 12.36 MB / 0.6916 GB, free: 59.4 MB / 442.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.00296/0.9765, allocations: 1.068 MB / 0.6926 GB, free: 58.42 MB / 442.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001454/0.978, allocations: 59.98 kB / 0.6927 GB, free: 58.36 MB / 442.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003607/0.9816, allocations: 295.5 kB / 0.6929 GB, free: 58.07 MB / 442.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007695/0.9823, allocations: 201.8 kB / 0.6931 GB, free: 57.88 MB / 442.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003714/0.9827, allocations: 84 kB / 0.6932 GB, free: 57.79 MB / 442.7 MB Notification: Performance of sorting global known variables: time 0.005225/0.9879, allocations: 3.606 MB / 0.6967 GB, free: 54.21 MB / 442.7 MB Notification: Performance of sort global known variables: time 1e-07/0.9879, allocations: 0.6562 kB / 0.6967 GB, free: 54.21 MB / 442.7 MB Notification: Performance of remove unused functions: time 0.008212/0.9961, allocations: 1.901 MB / 0.6986 GB, free: 52.31 MB / 442.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 20 * Number of states: 8 (Revolute1.phi,Revolute1.w,Revolute3.phi,Revolute3.w,Revolute2.phi,Revolute2.w,Revolute4.phi,Revolute4.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 (254): * Single equations (assignments): 249 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(4,18,75.0%), (4,18,75.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0007504/0.9969, allocations: 214.6 kB / 0.6988 GB, free: 52.11 MB / 442.7 MB Notification: Performance of simCode: created initialization part: time 0.01142/1.008, allocations: 9.122 MB / 0.7077 GB, free: 43 MB / 442.7 MB Notification: Performance of simCode: created event and clocks part: time 9.938e-06/1.008, allocations: 0 / 0.7077 GB, free: 43 MB / 442.7 MB Notification: Performance of simCode: created simulation system equations: time 0.005193/1.014, allocations: 3.502 MB / 0.7111 GB, free: 39.47 MB / 442.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004206/1.018, allocations: 0.6517 MB / 0.7118 GB, free: 38.84 MB / 442.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02253/1.04, allocations: 16.29 MB / 0.7277 GB, free: 22.43 MB / 442.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004826/1.045, allocations: 4.418 MB / 0.732 GB, free: 17.99 MB / 442.7 MB Notification: Performance of simCode: alias equations: time 0.006007/1.051, allocations: 2.849 MB / 0.7348 GB, free: 15.13 MB / 442.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001491/1.053, allocations: 372.4 kB / 0.7351 GB, free: 14.77 MB / 442.7 MB Notification: Performance of SimCode: time 1.533e-06/1.053, allocations: 0 / 0.7351 GB, free: 14.77 MB / 442.7 MB Notification: Performance of Templates: time 0.2476/1.3, allocations: 60.85 MB / 0.7945 GB, free: 128.8 MB / 458.7 MB " [Timeout remaining time 659] make -j1 -f ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Torque.makefile [Timeout 660] (rm -f ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Torque.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Torque.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Torque.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Torque.sim & ./ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Torque -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Torque.pipe 2>&1) [Timeout 480] diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Torque_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/MultiBody/Forces/Torque/Torque.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_3.2.3_ModelicaTest.MultiBody.Forces.Torque.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: 8.389578634989448]