Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterTemperatureDependentDensity.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/package.mo", uses=false) Using package BuildSysPro with version 3.5.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+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(BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterTemperatureDependentDensity,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterTemperatureDependentDensity") translateModel(BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterTemperatureDependentDensity,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterTemperatureDependentDensity") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008163/0.0008163, allocations: 86.33 kB / 15.06 MB, free: 1.09 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0008774/0.0008774, allocations: 168.7 kB / 15.95 MB, free: 204 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.145/1.145, allocations: 223.3 MB / 240 MB, free: 5.402 MB / 190.1 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/Building/BuildingEnvelope/HeatTransfer/package.mo:2:1-40:17:writable] Warning: Soil_case_nappe was referenced in the package.order file, but was not found in package.mo, Soil_case_nappe/package.mo or Soil_case_nappe.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/package.mo): time 0.865/0.865, allocations: 143.2 MB / 434.2 MB, free: 13.77 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0002615/0.0002615, allocations: 12 kB / 0.5158 GB, free: 11.51 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1238/0.124, allocations: 83.41 MB / 0.5972 GB, free: 8.059 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterTemperatureDependentDensity): time 0.2333/0.3574, allocations: 29.08 MB / 0.6256 GB, free: 28.1 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.005184/0.3626, allocations: 5.026 MB / 0.6305 GB, free: 24.55 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0004011/0.363, allocations: 29 kB / 0.6306 GB, free: 24.54 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.0005729/0.3636, allocations: 288.6 kB / 0.6309 GB, free: 24.38 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.001775/0.3654, allocations: 1.125 MB / 0.632 GB, free: 23.74 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.001157/0.3665, allocations: 0.6452 MB / 0.6326 GB, free: 23.44 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.001541/0.3681, allocations: 2.444 MB / 0.635 GB, free: 22.46 MB / 0.4981 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0004302/0.3685, allocations: 457 kB / 0.6354 GB, free: 22.29 MB / 0.4981 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0006447/0.3692, allocations: 0.6389 MB / 0.636 GB, free: 22.03 MB / 0.4981 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0004166/0.3696, allocations: 0.5022 MB / 0.6365 GB, free: 21.83 MB / 0.4981 GB Notification: Performance of NFPackage.collectConstants: time 5.478e-05/0.3697, allocations: 22.62 kB / 0.6365 GB, free: 21.83 MB / 0.4981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001179/0.3709, allocations: 0.8683 MB / 0.6374 GB, free: 21.55 MB / 0.4981 GB Notification: Performance of NFScalarize.scalarize: time 9.741e-05/0.371, allocations: 122.9 kB / 0.6375 GB, free: 21.5 MB / 0.4981 GB Notification: Performance of NFVerifyModel.verify: time 0.0001008/0.3711, allocations: 163.5 kB / 0.6377 GB, free: 21.4 MB / 0.4981 GB Notification: Performance of NFConvertDAE.convert: time 0.0007412/0.3718, allocations: 1.051 MB / 0.6387 GB, free: 21.14 MB / 0.4981 GB Notification: Performance of FrontEnd - DAE generated: time 3.095e-06/0.3718, allocations: 0 / 0.6387 GB, free: 21.14 MB / 0.4981 GB Notification: Performance of FrontEnd: time 1.022e-06/0.3718, allocations: 0 / 0.6387 GB, free: 21.14 MB / 0.4981 GB Notification: Performance of Transformations before backend: time 7.023e-06/0.3718, allocations: 0 / 0.6387 GB, free: 21.14 MB / 0.4981 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 110 * Number of variables: 110 Notification: Performance of Generate backend data structure: time 0.0009105/0.3728, allocations: 0.9692 MB / 0.6396 GB, free: 20.42 MB / 0.4981 GB Notification: Performance of prepare preOptimizeDAE: time 2.679e-05/0.3728, allocations: 12.03 kB / 0.6396 GB, free: 20.41 MB / 0.4981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001869/0.3747, allocations: 282.4 kB / 0.6399 GB, free: 20.36 MB / 0.4981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0008797/0.3756, allocations: 0.6517 MB / 0.6406 GB, free: 19.95 MB / 0.4981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.861e-05/0.3756, allocations: 34.72 kB / 0.6406 GB, free: 19.93 MB / 0.4981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 5.605e-05/0.3756, allocations: 46.75 kB / 0.6406 GB, free: 19.91 MB / 0.4981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006329/0.3763, allocations: 0.5198 MB / 0.6411 GB, free: 19.64 MB / 0.4981 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.575e-05/0.3763, allocations: 3.312 kB / 0.6411 GB, free: 19.64 MB / 0.4981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.673e-05/0.3763, allocations: 14.53 kB / 0.6412 GB, free: 19.62 MB / 0.4981 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.147e-05/0.3764, allocations: 13.25 kB / 0.6412 GB, free: 19.62 MB / 0.4981 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005201/0.3769, allocations: 355.2 kB / 0.6415 GB, free: 19.5 MB / 0.4981 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 0.001814/0.3787, allocations: 2.834 MB / 0.6443 GB, free: 17.19 MB / 0.4981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0004054/0.3791, allocations: 308.6 kB / 0.6446 GB, free: 17.03 MB / 0.4981 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001882/0.3793, allocations: 143.5 kB / 0.6447 GB, free: 16.97 MB / 0.4981 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002595/0.3796, allocations: 0.6665 MB / 0.6454 GB, free: 16.2 MB / 0.4981 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.364e-05/0.3796, allocations: 33.39 kB / 0.6454 GB, free: 16.16 MB / 0.4981 GB Notification: Performance of pre-optimization done (n=28): time 1.273e-06/0.3796, allocations: 0 / 0.6454 GB, free: 16.16 MB / 0.4981 GB Notification: Performance of matching and sorting (n=40): time 0.004807/0.3844, allocations: 2.082 MB / 0.6474 GB, free: 15.11 MB / 0.4981 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.076e-05/0.3845, allocations: 86.3 kB / 0.6475 GB, free: 15.01 MB / 0.4981 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004855/0.385, allocations: 0.5152 MB / 0.648 GB, free: 14.77 MB / 0.4981 GB Notification: Performance of collectPreVariables (initialization): time 2.55e-05/0.385, allocations: 29.7 kB / 0.648 GB, free: 14.73 MB / 0.4981 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001331/0.3851, allocations: 331.9 kB / 0.6483 GB, free: 14.46 MB / 0.4981 GB Notification: Performance of collectInitialBindings (initialization): time 7.407e-05/0.3852, allocations: 139.5 kB / 0.6485 GB, free: 14.36 MB / 0.4981 GB Notification: Performance of simplifyInitialFunctions (initialization): time 2.153e-05/0.3852, allocations: 6.844 kB / 0.6485 GB, free: 14.35 MB / 0.4981 GB Notification: Performance of setup shared object (initialization): time 5.965e-05/0.3853, allocations: 367.1 kB / 0.6488 GB, free: 14.01 MB / 0.4981 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002689/0.3856, allocations: 163.7 kB / 0.649 GB, free: 13.95 MB / 0.4981 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003024/0.3859, allocations: 293.6 kB / 0.6493 GB, free: 13.75 MB / 0.4981 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0003026/0.3862, allocations: 205.5 kB / 0.6495 GB, free: 13.66 MB / 0.4981 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.593e-06/0.3862, allocations: 0 / 0.6495 GB, free: 13.66 MB / 0.4981 GB Notification: Performance of matching and sorting (n=55) (initialization): time 0.001344/0.3876, allocations: 0.7375 MB / 0.6502 GB, free: 13.34 MB / 0.4981 GB Notification: Performance of prepare postOptimizeDAE: time 4.571e-05/0.3876, allocations: 181.7 kB / 0.6504 GB, free: 13.13 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.701e-06/0.3876, allocations: 3.5 kB / 0.6504 GB, free: 13.13 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0008029/0.3884, allocations: 281.1 kB / 0.6506 GB, free: 13.05 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002477/0.3887, allocations: 69.59 kB / 0.6507 GB, free: 13.04 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004575/0.3933, allocations: 4.318 MB / 0.6549 GB, free: 9.555 MB / 0.4981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008308/0.3941, allocations: 81.98 kB / 0.655 GB, free: 9.539 MB / 0.4981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.855e-05/0.3942, allocations: 18.16 kB / 0.655 GB, free: 9.535 MB / 0.4981 GB Notification: Performance of prepare postOptimizeDAE: time 5.931e-06/0.3942, allocations: 7.812 kB / 0.655 GB, free: 9.531 MB / 0.4981 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.001382/0.3956, allocations: 0.66 MB / 0.6557 GB, free: 9.27 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.319e-06/0.3956, allocations: 2.906 kB / 0.6557 GB, free: 9.27 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0007965/0.3964, allocations: 286.5 kB / 0.6559 GB, free: 9.18 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002444/0.3966, allocations: 63.75 kB / 0.656 GB, free: 9.176 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00457/0.4012, allocations: 4.331 MB / 0.6602 GB, free: 5.672 MB / 0.4981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008236/0.402, allocations: 81.03 kB / 0.6603 GB, free: 5.656 MB / 0.4981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.404e-05/0.4021, allocations: 20.39 kB / 0.6603 GB, free: 5.652 MB / 0.4981 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 14 * 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 (39): * Single equations (assignments): 37 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 2 {2 8,2 6} Notification: Performance of prepare postOptimizeDAE: time 0.0002077/0.4023, allocations: 294.5 kB / 0.6606 GB, free: 5.398 MB / 0.4981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 9.931e-05/0.4024, allocations: 63.09 kB / 0.6607 GB, free: 5.367 MB / 0.4981 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001488/0.4039, allocations: 0.6614 MB / 0.6613 GB, free: 5.086 MB / 0.4981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.811e-06/0.4039, allocations: 4.594 kB / 0.6613 GB, free: 5.086 MB / 0.4981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.014e-06/0.4039, allocations: 0.625 kB / 0.6613 GB, free: 5.086 MB / 0.4981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001319/0.4052, allocations: 0.7519 MB / 0.6621 GB, free: 4.625 MB / 0.4981 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002516/0.4078, allocations: 1.685 MB / 0.6637 GB, free: 3.711 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.234e-06/0.4078, allocations: 0.8438 kB / 0.6637 GB, free: 3.711 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002144/0.408, allocations: 55.73 kB / 0.6638 GB, free: 3.703 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.000782/0.4088, allocations: 264.3 kB / 0.664 GB, free: 3.617 MB / 0.4981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.88e-05/0.4088, allocations: 11.89 kB / 0.664 GB, free: 3.613 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.004035/0.4129, allocations: 3.952 MB / 0.6679 GB, free: 336 kB / 0.4981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.263e-06/0.4129, allocations: 0 / 0.6679 GB, free: 336 kB / 0.4981 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001738/0.4146, allocations: 0.9408 MB / 0.6688 GB, free: 15.85 MB / 0.5137 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002226/0.4149, allocations: 188.3 kB / 0.669 GB, free: 15.7 MB / 0.5137 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.58e-05/0.4149, allocations: 12.73 kB / 0.669 GB, free: 15.69 MB / 0.5137 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007949/0.4157, allocations: 78.23 kB / 0.6691 GB, free: 15.67 MB / 0.5137 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 7.252e-05/0.4158, allocations: 30.88 kB / 0.6691 GB, free: 15.66 MB / 0.5137 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.077e-05/0.4159, allocations: 20.17 kB / 0.6691 GB, free: 15.66 MB / 0.5137 GB Notification: Performance of sorting global known variables: time 0.0004678/0.4163, allocations: 363.4 kB / 0.6695 GB, free: 15.49 MB / 0.5137 GB Notification: Performance of sort global known variables: time 2e-07/0.4164, allocations: 0 / 0.6695 GB, free: 15.49 MB / 0.5137 GB Notification: Performance of remove unused functions: time 0.001311/0.4177, allocations: 417.3 kB / 0.6699 GB, free: 15.44 MB / 0.5137 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 2 * Number of states: 2 (vol.ports[1].h_outflow,vol1.ports[1].h_outflow) * 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 (28): * Single equations (assignments): 26 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 2 {2 6,2 4} Notification: Performance of Backend phase and start with SimCode phase: time 0.0004914/0.4182, allocations: 287.3 kB / 0.6701 GB, free: 15.3 MB / 0.5137 GB Notification: Performance of simCode: created initialization part: time 0.002632/0.4208, allocations: 1.355 MB / 0.6715 GB, free: 14.51 MB / 0.5137 GB Notification: Performance of simCode: created event and clocks part: time 2.285e-06/0.4208, allocations: 0 / 0.6715 GB, free: 14.51 MB / 0.5137 GB Notification: Performance of simCode: created simulation system equations: time 0.001102/0.4219, allocations: 0.5442 MB / 0.672 GB, free: 14.17 MB / 0.5137 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001404/0.4233, allocations: 349 kB / 0.6723 GB, free: 14.09 MB / 0.5137 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001877/0.4252, allocations: 1.537 MB / 0.6738 GB, free: 13.16 MB / 0.5137 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004518/0.4257, allocations: 0.9239 MB / 0.6747 GB, free: 12.45 MB / 0.5137 GB Notification: Performance of simCode: alias equations: time 0.0005136/0.4262, allocations: 139.3 kB / 0.6749 GB, free: 12.4 MB / 0.5137 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001186/0.4263, allocations: 52.75 kB / 0.6749 GB, free: 12.39 MB / 0.5137 GB Notification: Performance of SimCode: time 2.3e-07/0.4263, allocations: 0 / 0.6749 GB, free: 12.39 MB / 0.5137 GB Notification: Performance of Templates: time 0.02398/0.4503, allocations: 17.1 MB / 0.6916 GB, free: 7.137 MB / 0.5137 GB make -j1 -f BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterTemperatureDependentDensity.makefile (rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterTemperatureDependentDensity.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterTemperatureDependentDensity.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterTemperatureDependentDensity.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterTemperatureDependentDensity.sim & ./BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterTemperatureDependentDensity -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterTemperatureDependentDensity.pipe 2>&1)