Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001822/0.001822, allocations: 107.3 kB / 19.69 MB, free: 2.188 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00212/0.00212, allocations: 191.9 kB / 22.98 MB, free: 5.016 MB / 14.72 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 1.532/1.532, allocations: 207.6 MB / 233.7 MB, free: 10.02 MB / 190.1 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 0.2211/0.2211, allocations: 44.24 MB / 330.2 MB, free: 9.559 MB / 270.1 MB " [Timeout remaining time 179] 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 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5004,variableFilter="time|ramp.y|boundary.ports.1..m_flow|boundary.ports.1..p|boundary.ports.1..h_outflow|sensor.port_b.m_flow|sensor.port_b.p|sensor.port_b.h_outflow|fitting1.port_b.m_flow|fitting1.port_b.p|fitting1.port_b.h_outflow|fitting2.port_b.m_flow|fitting2.port_b.p|fitting2.port_b.h_outflow",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate") translateModel(ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5004,variableFilter="time|ramp.y|boundary.ports.1..m_flow|boundary.ports.1..p|boundary.ports.1..h_outflow|sensor.port_b.m_flow|sensor.port_b.p|sensor.port_b.h_outflow|fitting1.port_b.m_flow|fitting1.port_b.p|fitting1.port_b.h_outflow|fitting2.port_b.m_flow|fitting2.port_b.p|fitting2.port_b.h_outflow",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate") [Timeout 660] "Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002524/0.002524, allocations: 71.89 kB / 468 MB, free: 4.02 MB / 334.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1356/0.1381, allocations: 61.03 MB / 0.5166 GB, free: 6.848 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate): time 0.5264/0.6645, allocations: 190.7 MB / 0.7029 GB, free: 4.637 MB / 0.5294 GB Notification: Performance of NFInst.instExpressions: time 0.005033/0.6695, allocations: 2.158 MB / 0.705 GB, free: 2.473 MB / 0.5294 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0007926/0.6703, allocations: 23.81 kB / 0.705 GB, free: 2.449 MB / 0.5294 GB Notification: Performance of NFTyping.typeComponents: time 0.001089/0.6714, allocations: 301.9 kB / 0.7053 GB, free: 2.152 MB / 0.5294 GB Notification: Performance of NFTyping.typeBindings: time 0.004324/0.6758, allocations: 1.443 MB / 0.7067 GB, free: 0.7109 MB / 0.5294 GB Notification: Performance of NFTyping.typeClassSections: time 0.002004/0.6778, allocations: 0.6966 MB / 0.7074 GB, free: 16 kB / 0.5294 GB Notification: Performance of NFFlatten.flatten: time 0.002299/0.6801, allocations: 1.492 MB / 0.7088 GB, free: 14.52 MB / 0.545 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0006452/0.6807, allocations: 367.7 kB / 0.7092 GB, free: 14.15 MB / 0.545 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001048/0.6818, allocations: 0.5761 MB / 0.7097 GB, free: 13.57 MB / 0.545 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0006701/0.6824, allocations: 462.1 kB / 0.7102 GB, free: 13.12 MB / 0.545 GB Notification: Performance of NFPackage.collectConstants: time 0.000113/0.6825, allocations: 48 kB / 0.7102 GB, free: 13.07 MB / 0.545 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002227/0.6848, allocations: 1.014 MB / 0.7112 GB, free: 12.06 MB / 0.545 GB Notification: Performance of NFScalarize.scalarize: time 0.0001878/0.6849, allocations: 151.4 kB / 0.7114 GB, free: 11.91 MB / 0.545 GB Notification: Performance of NFVerifyModel.verify: time 0.0003728/0.6853, allocations: 334.5 kB / 0.7117 GB, free: 11.58 MB / 0.545 GB Notification: Performance of NFConvertDAE.convert: time 0.002207/0.6875, allocations: 1.328 MB / 0.713 GB, free: 10.25 MB / 0.545 GB Notification: Performance of FrontEnd - DAE generated: time 6.622e-06/0.6875, allocations: 4 kB / 0.713 GB, free: 10.25 MB / 0.545 GB Notification: Performance of FrontEnd: time 2.114e-06/0.6875, allocations: 0 / 0.713 GB, free: 10.25 MB / 0.545 GB Notification: Performance of Transformations before backend: time 1.577e-05/0.6876, allocations: 0 / 0.713 GB, free: 10.25 MB / 0.545 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 101 * Number of variables: 101 Notification: Performance of Generate backend data structure: time 0.001977/0.6895, allocations: 0.9713 MB / 0.7139 GB, free: 9.242 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 4.561e-05/0.6896, allocations: 8.031 kB / 0.7139 GB, free: 9.234 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001149/0.6907, allocations: 139.5 kB / 0.7141 GB, free: 9.098 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.000849/0.6916, allocations: 405.7 kB / 0.7145 GB, free: 8.676 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.163e-05/0.6916, allocations: 32.94 kB / 0.7145 GB, free: 8.645 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 7.462e-05/0.6917, allocations: 40 kB / 0.7145 GB, free: 8.605 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001128/0.6928, allocations: 0.5438 MB / 0.7151 GB, free: 8.023 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.774e-05/0.6928, allocations: 4 kB / 0.7151 GB, free: 8.02 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.127e-05/0.6929, allocations: 23.94 kB / 0.7151 GB, free: 7.996 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.589e-05/0.6929, allocations: 12 kB / 0.7151 GB, free: 7.984 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0009292/0.6938, allocations: 399.6 kB / 0.7155 GB, free: 7.594 MB / 0.545 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 0.003511/0.6974, allocations: 2.568 MB / 0.718 GB, free: 4.809 MB / 0.545 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0006667/0.698, allocations: 271.3 kB / 0.7183 GB, free: 4.535 MB / 0.545 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002943/0.6983, allocations: 133.8 kB / 0.7184 GB, free: 4.402 MB / 0.545 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0009712/0.6993, allocations: 410.2 kB / 0.7188 GB, free: 4.004 MB / 0.545 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.668e-05/0.6993, allocations: 35.94 kB / 0.7188 GB, free: 3.961 MB / 0.545 GB Notification: Performance of pre-optimization done (n=29): time 2.605e-06/0.6993, allocations: 0 / 0.7188 GB, free: 3.961 MB / 0.545 GB Notification: Performance of matching and sorting (n=29): time 0.002465/0.7018, allocations: 0.6383 MB / 0.7194 GB, free: 3.312 MB / 0.545 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.999e-05/0.7019, allocations: 128.5 kB / 0.7196 GB, free: 3.156 MB / 0.545 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0005904/0.7025, allocations: 449.9 kB / 0.72 GB, free: 2.711 MB / 0.545 GB Notification: Performance of collectPreVariables (initialization): time 5.071e-05/0.7025, allocations: 29.7 kB / 0.72 GB, free: 2.676 MB / 0.545 GB Notification: Performance of collectInitialEqns (initialization): time 0.000237/0.7028, allocations: 280.2 kB / 0.7203 GB, free: 2.398 MB / 0.545 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001091/0.7029, allocations: 107.1 kB / 0.7204 GB, free: 2.293 MB / 0.545 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001867/0.7031, allocations: 105.6 kB / 0.7205 GB, free: 2.184 MB / 0.545 GB Notification: Performance of setup shared object (initialization): time 0.0002458/0.7033, allocations: 350.8 kB / 0.7208 GB, free: 1.832 MB / 0.545 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003996/0.7037, allocations: 147.9 kB / 0.721 GB, free: 1.688 MB / 0.545 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005344/0.7042, allocations: 271.2 kB / 0.7212 GB, free: 1.367 MB / 0.545 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0009133/0.7052, allocations: 416.6 kB / 0.7216 GB, free: 0.9141 MB / 0.545 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.785e-06/0.7052, allocations: 0 / 0.7216 GB, free: 0.9141 MB / 0.545 GB Notification: Performance of matching and sorting (n=43) (initialization): time 0.001293/0.7065, allocations: 0.5299 MB / 0.7221 GB, free: 384 kB / 0.545 GB Notification: Performance of prepare postOptimizeDAE: time 2.45e-05/0.7065, allocations: 8 kB / 0.7221 GB, free: 376 kB / 0.545 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.219e-05/0.7065, allocations: 3.938 kB / 0.7221 GB, free: 372 kB / 0.545 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002129/0.7086, allocations: 280.8 kB / 0.7224 GB, free: 88 kB / 0.545 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004287/0.709, allocations: 95.92 kB / 0.7225 GB, free: 15.99 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001059/0.7101, allocations: 0.6069 MB / 0.7231 GB, free: 15.36 MB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004302/0.7105, allocations: 49.16 kB / 0.7231 GB, free: 15.31 MB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.574e-05/0.7106, allocations: 47.98 kB / 0.7232 GB, free: 15.27 MB / 0.5606 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 15 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (41): * Single equations (assignments): 40 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0003615/0.711, allocations: 181.6 kB / 0.7234 GB, free: 15.08 MB / 0.5606 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001467/0.7111, allocations: 55.67 kB / 0.7234 GB, free: 15.02 MB / 0.5606 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001714/0.7128, allocations: 0.6532 MB / 0.724 GB, free: 14.35 MB / 0.5606 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.27e-05/0.7129, allocations: 4 kB / 0.7241 GB, free: 14.34 MB / 0.5606 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.788e-06/0.7129, allocations: 0 / 0.7241 GB, free: 14.34 MB / 0.5606 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.953e-06/0.7129, allocations: 3.984 kB / 0.7241 GB, free: 14.34 MB / 0.5606 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001832/0.7147, allocations: 0.9547 MB / 0.725 GB, free: 13.32 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.311e-06/0.7147, allocations: 4 kB / 0.725 GB, free: 13.31 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002489/0.715, allocations: 51.89 kB / 0.725 GB, free: 13.26 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.00178/0.7167, allocations: 256.6 kB / 0.7253 GB, free: 13.01 MB / 0.5606 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.983e-05/0.7168, allocations: 19.92 kB / 0.7253 GB, free: 12.99 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0009621/0.7177, allocations: 0.5991 MB / 0.7259 GB, free: 12.37 MB / 0.5606 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.258e-06/0.7177, allocations: 4.031 kB / 0.7259 GB, free: 12.36 MB / 0.5606 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001315/0.7191, allocations: 0.5197 MB / 0.7264 GB, free: 11.81 MB / 0.5606 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001198/0.7192, allocations: 51.64 kB / 0.7264 GB, free: 11.76 MB / 0.5606 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 9.096e-05/0.7193, allocations: 15.89 kB / 0.7265 GB, free: 11.74 MB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003703/0.7196, allocations: 15.98 kB / 0.7265 GB, free: 11.73 MB / 0.5606 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 8.161e-05/0.7197, allocations: 27.89 kB / 0.7265 GB, free: 11.7 MB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.151e-05/0.7198, allocations: 19.98 kB / 0.7265 GB, free: 11.68 MB / 0.5606 GB Notification: Performance of sorting global known variables: time 0.000526/0.7203, allocations: 386.8 kB / 0.7269 GB, free: 11.3 MB / 0.5606 GB Notification: Performance of sort global known variables: time 1e-07/0.7203, allocations: 0 / 0.7269 GB, free: 11.3 MB / 0.5606 GB Notification: Performance of remove unused functions: time 0.0008601/0.7211, allocations: 263.5 kB / 0.7271 GB, free: 11.04 MB / 0.5606 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 6 * Number of states: 0 () * 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 (23): * 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: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,3)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001015/0.7222, allocations: 371.3 kB / 0.7275 GB, free: 10.68 MB / 0.5606 GB Notification: Performance of simCode: created initialization part: time 0.001504/0.7237, allocations: 359.5 kB / 0.7278 GB, free: 10.33 MB / 0.5606 GB Notification: Performance of simCode: created event and clocks part: time 3.807e-06/0.7237, allocations: 0 / 0.7278 GB, free: 10.33 MB / 0.5606 GB Notification: Performance of simCode: created simulation system equations: time 0.0007533/0.7244, allocations: 148.8 kB / 0.728 GB, free: 10.18 MB / 0.5606 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001621/0.726, allocations: 353 kB / 0.7283 GB, free: 9.84 MB / 0.5606 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002468/0.7285, allocations: 0.9122 MB / 0.7292 GB, free: 8.879 MB / 0.5606 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006125/0.7291, allocations: 0.855 MB / 0.73 GB, free: 7.992 MB / 0.5606 GB Notification: Performance of simCode: alias equations: time 0.000831/0.73, allocations: 196.6 kB / 0.7302 GB, free: 7.805 MB / 0.5606 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002255/0.7302, allocations: 79.34 kB / 0.7303 GB, free: 7.73 MB / 0.5606 GB Notification: Performance of SimCode: time 8.51e-07/0.7302, allocations: 0 / 0.7303 GB, free: 7.73 MB / 0.5606 GB Notification: Performance of Templates: time 0.03095/0.7611, allocations: 15.38 MB / 0.7453 GB, free: 8.375 MB / 0.5762 GB " [Timeout remaining time 659] make -j1 -f ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate.makefile [Timeout 660] (rm -f ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate.sim & ./ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate.pipe 2>&1) [Timeout 480] diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/Fluid/TestComponents/NewFittings/GenericResistances/VolumeFlowRate/VolumeFlowRate.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.NewFittings.GenericResistances.VolumeFlowRate.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: 6.496929063461721]