Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.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 0.001603/0.001603, allocations: 99.75 kB / 18.94 MB, free: 2.832 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 0.002152/0.002152, allocations: 220.6 kB / 22.25 MB, free: 5.102 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 1.417/1.417, allocations: 230.6 MB / 256 MB, free: 7.809 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 3.05/3.05, allocations: 0.49 GB / 0.7951 GB, free: 35.5 MB / 0.6231 GB " [Timeout remaining time 177] Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.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.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical,fileNamePrefix="Buildings_12_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Cylindrical",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical,fileNamePrefix="Buildings_12_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Cylindrical",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 0.001978/0.001978, allocations: 72.23 kB / 1.154 GB, free: 25.49 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3218/0.3238, allocations: 176.1 MB / 1.326 GB, free: 1.484 MB / 1.014 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical): time 0.003537/0.3273, allocations: 2.179 MB / 1.328 GB, free: 15.3 MB / 1.029 GB Notification: Performance of NFInst.instExpressions: time 0.00314/0.3305, allocations: 2.188 MB / 1.33 GB, free: 13.1 MB / 1.029 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001044/0.3306, allocations: 0 / 1.33 GB, free: 13.1 MB / 1.029 GB Notification: Performance of NFTyping.typeComponents: time 0.001324/0.3319, allocations: 455.2 kB / 1.331 GB, free: 12.65 MB / 1.029 GB Notification: Performance of NFTyping.typeBindings: time 0.000212/0.3321, allocations: 91.38 kB / 1.331 GB, free: 12.56 MB / 1.029 GB Notification: Performance of NFTyping.typeClassSections: time 0.0002838/0.3324, allocations: 107.8 kB / 1.331 GB, free: 12.46 MB / 1.029 GB Notification: Performance of NFFlatten.flatten: time 0.000877/0.3333, allocations: 0.8548 MB / 1.332 GB, free: 11.6 MB / 1.029 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001065/0.3334, allocations: 28.58 kB / 1.332 GB, free: 11.57 MB / 1.029 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0003794/0.3338, allocations: 287.4 kB / 1.332 GB, free: 11.29 MB / 1.029 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0004602/0.3342, allocations: 339.1 kB / 1.332 GB, free: 10.96 MB / 1.029 GB Notification: Performance of NFPackage.collectConstants: time 8.876e-05/0.3343, allocations: 52 kB / 1.332 GB, free: 10.91 MB / 1.029 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001269/0.3344, allocations: 60 kB / 1.332 GB, free: 10.85 MB / 1.029 GB Notification: Performance of NFScalarize.scalarize: time 0.0002537/0.3347, allocations: 235.4 kB / 1.333 GB, free: 10.62 MB / 1.029 GB Notification: Performance of NFVerifyModel.verify: time 0.0002659/0.3349, allocations: 251.1 kB / 1.333 GB, free: 10.37 MB / 1.029 GB Notification: Performance of NFConvertDAE.convert: time 0.0007192/0.3357, allocations: 0.7397 MB / 1.334 GB, free: 9.629 MB / 1.029 GB Notification: Performance of FrontEnd - DAE generated: time 3.657e-06/0.3357, allocations: 0 / 1.334 GB, free: 9.629 MB / 1.029 GB Notification: Performance of FrontEnd: time 1.142e-06/0.3357, allocations: 0 / 1.334 GB, free: 9.629 MB / 1.029 GB Notification: Performance of Transformations before backend: time 1.244e-05/0.3357, allocations: 0 / 1.334 GB, free: 9.629 MB / 1.029 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 32 * Number of variables: 32 Notification: Performance of Generate backend data structure: time 0.00217/0.3379, allocations: 0.8652 MB / 1.334 GB, free: 8.723 MB / 1.029 GB Notification: Performance of prepare preOptimizeDAE: time 3.847e-05/0.3379, allocations: 12.03 kB / 1.334 GB, free: 8.711 MB / 1.029 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 5.024e-05/0.3379, allocations: 46.73 kB / 1.334 GB, free: 8.656 MB / 1.029 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00251/0.3405, allocations: 300.3 kB / 1.335 GB, free: 8.363 MB / 1.029 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001505/0.342, allocations: 469.2 kB / 1.335 GB, free: 7.879 MB / 1.029 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.875e-05/0.342, allocations: 24.38 kB / 1.335 GB, free: 7.855 MB / 1.029 GB Notification: Performance of preOpt expandDerOperator (simulation): time 9.253e-05/0.3421, allocations: 40.33 kB / 1.335 GB, free: 7.816 MB / 1.029 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003602/0.3424, allocations: 225.4 kB / 1.335 GB, free: 7.59 MB / 1.029 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.258e-06/0.3424, allocations: 0 / 1.335 GB, free: 7.59 MB / 1.029 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.01e-05/0.3425, allocations: 4 kB / 1.335 GB, free: 7.586 MB / 1.029 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.102e-05/0.3425, allocations: 4 kB / 1.335 GB, free: 7.582 MB / 1.029 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0002929/0.3428, allocations: 171.9 kB / 1.336 GB, free: 7.414 MB / 1.029 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 0.004248/0.347, allocations: 1.162 MB / 1.337 GB, free: 6.207 MB / 1.029 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001683/0.3487, allocations: 0.5668 MB / 1.337 GB, free: 5.633 MB / 1.029 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002129/0.3489, allocations: 136.8 kB / 1.337 GB, free: 5.496 MB / 1.029 GB Notification: Performance of preOpt evalFunc (simulation): time 2.314e-05/0.3489, allocations: 4 kB / 1.337 GB, free: 5.492 MB / 1.029 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.438e-05/0.349, allocations: 30.56 kB / 1.337 GB, free: 5.453 MB / 1.029 GB Notification: Performance of pre-optimization done (n=24): time 2.014e-06/0.349, allocations: 0 / 1.337 GB, free: 5.453 MB / 1.029 GB Notification: Performance of matching and sorting (n=24): time 0.001037/0.35, allocations: 482.2 kB / 1.338 GB, free: 4.973 MB / 1.029 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.707e-05/0.35, allocations: 55.41 kB / 1.338 GB, free: 4.906 MB / 1.029 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004008/0.3504, allocations: 405.4 kB / 1.338 GB, free: 4.5 MB / 1.029 GB Notification: Performance of collectPreVariables (initialization): time 6.593e-05/0.3505, allocations: 41.7 kB / 1.338 GB, free: 4.453 MB / 1.029 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001474/0.3507, allocations: 169.2 kB / 1.339 GB, free: 4.285 MB / 1.029 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001089/0.3508, allocations: 99.16 kB / 1.339 GB, free: 4.188 MB / 1.029 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002267/0.351, allocations: 146.3 kB / 1.339 GB, free: 4.039 MB / 1.029 GB Notification: Performance of setup shared object (initialization): time 0.0001668/0.3512, allocations: 358.7 kB / 1.339 GB, free: 3.68 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005911/0.3517, allocations: 366.8 kB / 1.339 GB, free: 3.316 MB / 1.029 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006678/0.3524, allocations: 0.4925 MB / 1.34 GB, free: 2.789 MB / 1.029 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0008382/0.3533, allocations: 0.5722 MB / 1.341 GB, free: 2.207 MB / 1.029 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.14e-06/0.3533, allocations: 8 kB / 1.341 GB, free: 2.199 MB / 1.029 GB Notification: Performance of matching and sorting (n=78) (initialization): time 0.001574/0.3548, allocations: 0.9541 MB / 1.341 GB, free: 1.223 MB / 1.029 GB Notification: Performance of prepare postOptimizeDAE: time 4.355e-05/0.3549, allocations: 33.69 kB / 1.341 GB, free: 1.184 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.933e-06/0.3549, allocations: 0 / 1.341 GB, free: 1.184 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0001768/0.3551, allocations: 28.84 kB / 1.342 GB, free: 1.152 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007814/0.3558, allocations: 151.8 kB / 1.342 GB, free: 1.004 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001137/0.357, allocations: 1.314 MB / 1.343 GB, free: 15.57 MB / 1.045 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00133/0.3583, allocations: 95.42 kB / 1.343 GB, free: 15.48 MB / 1.045 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.097e-05/0.3584, allocations: 23.98 kB / 1.343 GB, free: 15.46 MB / 1.045 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1 * 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 (76): * Single equations (assignments): 74 * Array equations: 0 * Algorithm blocks: 1 * 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): 1 system {(1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0002164/0.3586, allocations: 191 kB / 1.343 GB, free: 15.26 MB / 1.045 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 7.089e-05/0.3587, allocations: 31.77 kB / 1.343 GB, free: 15.23 MB / 1.045 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 7.031e-05/0.3587, allocations: 35.58 kB / 1.343 GB, free: 15.2 MB / 1.045 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.661e-06/0.3587, allocations: 7.938 kB / 1.343 GB, free: 15.19 MB / 1.045 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.116e-06/0.3587, allocations: 0 / 1.343 GB, free: 15.19 MB / 1.045 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.693e-06/0.3587, allocations: 3.984 kB / 1.343 GB, free: 15.18 MB / 1.045 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0003945/0.3591, allocations: 308.5 kB / 1.344 GB, free: 14.84 MB / 1.045 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.242e-06/0.3591, allocations: 0 / 1.344 GB, free: 14.84 MB / 1.045 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002574/0.3594, allocations: 51.91 kB / 1.344 GB, free: 14.79 MB / 1.045 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001008/0.3595, allocations: 28.84 kB / 1.344 GB, free: 14.76 MB / 1.045 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.579e-05/0.3595, allocations: 11.98 kB / 1.344 GB, free: 14.75 MB / 1.045 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001013/0.3605, allocations: 1.322 MB / 1.345 GB, free: 13.31 MB / 1.045 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.162e-06/0.3605, allocations: 0 / 1.345 GB, free: 13.31 MB / 1.045 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0008261/0.3614, allocations: 0.6036 MB / 1.346 GB, free: 12.68 MB / 1.045 GB Notification: Performance of postOpt removeConstants (simulation): time 8.179e-05/0.3614, allocations: 39.75 kB / 1.346 GB, free: 12.64 MB / 1.045 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.63e-05/0.3615, allocations: 11.98 kB / 1.346 GB, free: 12.63 MB / 1.045 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005653/0.3621, allocations: 11.98 kB / 1.346 GB, free: 12.62 MB / 1.045 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.963e-05/0.3621, allocations: 15.97 kB / 1.346 GB, free: 12.61 MB / 1.045 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.502e-05/0.3621, allocations: 8 kB / 1.346 GB, free: 12.6 MB / 1.045 GB Notification: Performance of sorting global known variables: time 0.0002633/0.3624, allocations: 263.1 kB / 1.346 GB, free: 12.34 MB / 1.045 GB Notification: Performance of sort global known variables: time 9e-08/0.3624, allocations: 0 / 1.346 GB, free: 12.34 MB / 1.045 GB Notification: Performance of remove unused functions: time 0.000612/0.363, allocations: 235.9 kB / 1.346 GB, free: 12.11 MB / 1.045 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 10 (soi.T[1],soi.T[2],soi.T[3],soi.T[4],soi.T[5],soi.T[6],soi.T[7],soi.T[8],soi.T[9],soi.T[10]) * 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): 1 system {(1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.001129/0.3641, allocations: 1.145 MB / 1.347 GB, free: 10.94 MB / 1.045 GB Notification: Performance of simCode: created initialization part: time 0.00115/0.3653, allocations: 0.726 MB / 1.348 GB, free: 10.18 MB / 1.045 GB Notification: Performance of simCode: created event and clocks part: time 2.094e-06/0.3653, allocations: 0 / 1.348 GB, free: 10.18 MB / 1.045 GB Notification: Performance of simCode: created simulation system equations: time 0.000326/0.3656, allocations: 269.1 kB / 1.348 GB, free: 9.906 MB / 1.045 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005702/0.3662, allocations: 101.6 kB / 1.348 GB, free: 9.809 MB / 1.045 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007228/0.3734, allocations: 5.594 MB / 1.354 GB, free: 4.094 MB / 1.045 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002165/0.3736, allocations: 204.8 kB / 1.354 GB, free: 3.871 MB / 1.045 GB Notification: Performance of simCode: alias equations: time 0.0002957/0.3739, allocations: 107.2 kB / 1.354 GB, free: 3.77 MB / 1.045 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002475/0.3742, allocations: 131.4 kB / 1.354 GB, free: 3.641 MB / 1.045 GB Notification: Performance of SimCode: time 7.11e-07/0.3742, allocations: 0 / 1.354 GB, free: 3.641 MB / 1.045 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.04582/0.42, allocations: 13.85 MB / 1.368 GB, free: 6.098 MB / 1.061 GB Notification: Performance of buildModelFMU: Generate platform static: time 11.9/12.32, allocations: 19.73 kB / 1.368 GB, free: 6.082 MB / 1.061 GB " [Timeout remaining time 288] (rm -f Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.pipe ; mkfifo Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.pipe ; head -c 1048576 < Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.pipe >> ../files/Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.sim & python3 -m fmpy simulate --output-file Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.csv --start-time 0 --stop-time 360000 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 144 Buildings_12_Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Cylindrical.fmu > Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.pipe 2>&1) [Timeout 420.0] diffSimulationResults("Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.csv","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Cylindrical.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "Error: Could not read variable soi.port_a.T in file Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.csv. Warning: Get data of variable soi.port_a.T from file Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.csv failed! Error: Could not read variable soi.port_b.T in file Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.csv. Warning: Get data of variable soi.port_b.T from file Buildings_12_Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Cylindrical_res.csv failed! " [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 18.88244074699469]