Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.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.MassExchangers.Validation.ConstantEffectivenessZeroFlow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow") translateModel(BuildSysPro.IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001309/0.001309, allocations: 110.9 kB / 15.99 MB, free: 5.914 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001093/0.001093, allocations: 195.6 kB / 16.91 MB, free: 5.758 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.338/1.338, allocations: 222.9 MB / 240.6 MB, free: 13.52 MB / 206.1 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 0.8585/0.8585, allocations: 143 MB / 433.8 MB, free: 12.23 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.00129/0.00129, allocations: 60.05 kB / 0.5143 GB, free: 15.54 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3949/0.3962, allocations: 82.03 MB / 0.5944 GB, free: 16.47 MB / 446.1 MB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow): time 0.585/0.9812, allocations: 211.6 MB / 0.8011 GB, free: 1.27 MB / 0.5762 GB Notification: Performance of NFInst.instExpressions: time 0.01038/0.9917, allocations: 7.017 MB / 0.8079 GB, free: 1.148 MB / 0.5762 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002156/0.9939, allocations: 38.94 kB / 0.808 GB, free: 1.148 MB / 0.5762 GB Notification: Performance of NFTyping.typeComponents: time 0.002136/0.996, allocations: 0.6959 MB / 0.8087 GB, free: 1.133 MB / 0.5762 GB Notification: Performance of NFTyping.typeBindings: time 0.006081/1.002, allocations: 2.365 MB / 0.811 GB, free: 1.023 MB / 0.5762 GB Notification: Performance of NFTyping.typeClassSections: time 0.002931/1.005, allocations: 1.067 MB / 0.812 GB, free: 0.9922 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.004257/1.009, allocations: 2.836 MB / 0.8148 GB, free: 0.9844 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001675/1.011, allocations: 1.066 MB / 0.8158 GB, free: 0.8828 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00463/1.016, allocations: 1.982 MB / 0.8178 GB, free: 0.7344 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002183/1.018, allocations: 0.9832 MB / 0.8187 GB, free: 0.5859 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0002157/1.018, allocations: 122 kB / 0.8188 GB, free: 0.5859 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00469/1.023, allocations: 2.569 MB / 0.8213 GB, free: 0.5625 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.000445/1.023, allocations: 431.8 kB / 0.8218 GB, free: 420 kB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.0008003/1.024, allocations: 0.6869 MB / 0.8224 GB, free: 8 kB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.002949/1.027, allocations: 1.947 MB / 0.8243 GB, free: 15.52 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 6.713e-06/1.027, allocations: 0.75 kB / 0.8243 GB, free: 15.52 MB / 0.5919 GB Notification: Performance of FrontEnd: time 3.056e-06/1.027, allocations: 0 / 0.8243 GB, free: 15.52 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 2.609e-05/1.027, allocations: 3.312 kB / 0.8243 GB, free: 15.52 MB / 0.5919 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 209 * Number of variables: 209 Notification: Performance of Generate backend data structure: time 0.004989/1.032, allocations: 1.846 MB / 0.8261 GB, free: 14.41 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 4.516e-05/1.032, allocations: 7.656 kB / 0.8261 GB, free: 14.41 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003018/1.035, allocations: 0.548 MB / 0.8267 GB, free: 14.31 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001792/1.037, allocations: 0.9593 MB / 0.8276 GB, free: 13.75 MB / 0.5919 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005979/1.038, allocations: 176.2 kB / 0.8278 GB, free: 13.7 MB / 0.5919 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001547/1.038, allocations: 87.55 kB / 0.8279 GB, free: 13.68 MB / 0.5919 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002759/1.041, allocations: 1.24 MB / 0.8291 GB, free: 13.25 MB / 0.5919 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.327e-05/1.041, allocations: 0 / 0.8291 GB, free: 13.25 MB / 0.5919 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001108/1.041, allocations: 36.25 kB / 0.8291 GB, free: 13.23 MB / 0.5919 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.521e-05/1.041, allocations: 46.38 kB / 0.8292 GB, free: 13.22 MB / 0.5919 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003493/1.044, allocations: 1.542 MB / 0.8307 GB, free: 12.63 MB / 0.5919 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 0.006895/1.051, allocations: 4.064 MB / 0.8346 GB, free: 9.391 MB / 0.5919 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002512/1.054, allocations: 0.996 MB / 0.8356 GB, free: 8.91 MB / 0.5919 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001567/1.055, allocations: 0.6684 MB / 0.8363 GB, free: 8.586 MB / 0.5919 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001113/1.056, allocations: 0.6043 MB / 0.8369 GB, free: 7.969 MB / 0.5919 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.001e-05/1.056, allocations: 48.81 kB / 0.8369 GB, free: 7.918 MB / 0.5919 GB Notification: Performance of pre-optimization done (n=76): time 3.416e-06/1.056, allocations: 0 / 0.8369 GB, free: 7.918 MB / 0.5919 GB Notification: Performance of matching and sorting (n=76): time 0.004712/1.061, allocations: 1.811 MB / 0.8387 GB, free: 7.055 MB / 0.5919 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.585e-05/1.061, allocations: 60.31 kB / 0.8387 GB, free: 6.992 MB / 0.5919 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0009884/1.062, allocations: 0.8228 MB / 0.8395 GB, free: 6.512 MB / 0.5919 GB Notification: Performance of collectPreVariables (initialization): time 0.0001147/1.062, allocations: 39.52 kB / 0.8396 GB, free: 6.473 MB / 0.5919 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003265/1.063, allocations: 437.9 kB / 0.84 GB, free: 6.094 MB / 0.5919 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002272/1.063, allocations: 266.6 kB / 0.8402 GB, free: 5.867 MB / 0.5919 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002929/1.063, allocations: 160 kB / 0.8404 GB, free: 5.773 MB / 0.5919 GB Notification: Performance of setup shared object (initialization): time 0.000127/1.063, allocations: 338 kB / 0.8407 GB, free: 5.445 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001379/1.065, allocations: 0.5357 MB / 0.8412 GB, free: 5.137 MB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001462/1.066, allocations: 0.6662 MB / 0.8419 GB, free: 4.438 MB / 0.5919 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002704/1.069, allocations: 1.148 MB / 0.843 GB, free: 3.273 MB / 0.5919 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.867e-06/1.069, allocations: 4 kB / 0.843 GB, free: 3.27 MB / 0.5919 GB Notification: Performance of matching and sorting (n=87) (initialization): time 0.003362/1.072, allocations: 1.361 MB / 0.8443 GB, free: 1.902 MB / 0.5919 GB Notification: Performance of prepare postOptimizeDAE: time 4.891e-05/1.072, allocations: 37.69 kB / 0.8444 GB, free: 1.859 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.275e-06/1.072, allocations: 4 kB / 0.8444 GB, free: 1.855 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.031e-05/1.072, allocations: 4 kB / 0.8444 GB, free: 1.852 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001548/1.074, allocations: 263 kB / 0.8446 GB, free: 1.605 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0007375/1.075, allocations: 1.194 MB / 0.8458 GB, free: 376 kB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001381/1.076, allocations: 182.5 kB / 0.846 GB, free: 196 kB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.426e-05/1.076, allocations: 31.98 kB / 0.846 GB, free: 164 kB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001809/1.078, allocations: 0.7718 MB / 0.8468 GB, free: 15.38 MB / 0.6075 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001465/1.08, allocations: 0.659 MB / 0.8474 GB, free: 14.7 MB / 0.6075 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002659/1.082, allocations: 1.14 MB / 0.8485 GB, free: 13.54 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.362e-06/1.082, allocations: 3.938 kB / 0.8485 GB, free: 13.53 MB / 0.6075 GB Notification: Performance of matching and sorting (n=87) (initialization_lambda0): time 0.00333/1.086, allocations: 1.35 MB / 0.8498 GB, free: 12.17 MB / 0.6075 GB Notification: Performance of prepare postOptimizeDAE: time 4.109e-05/1.086, allocations: 41.69 kB / 0.8499 GB, free: 12.12 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.923e-06/1.086, allocations: 4 kB / 0.8499 GB, free: 12.12 MB / 0.6075 GB Notification: Performance of postOpt tearingSystem (initialization): time 9.047e-06/1.086, allocations: 4 kB / 0.8499 GB, free: 12.12 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001232/1.087, allocations: 233.9 kB / 0.8501 GB, free: 11.9 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.302e-05/1.087, allocations: 8 kB / 0.8501 GB, free: 11.89 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001347/1.088, allocations: 163.4 kB / 0.8503 GB, free: 11.73 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.111e-05/1.088, allocations: 39.97 kB / 0.8503 GB, free: 11.69 MB / 0.6075 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 5 * Number of states: 0 () * Number of discrete variables: 2 (hex.i2_w,hex.i1_w) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (86): * Single equations (assignments): 83 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 2 * Torn equation systems: 0 * 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): 2 systems {1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0003239/1.089, allocations: 219.8 kB / 0.8505 GB, free: 11.48 MB / 0.6075 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002271/1.089, allocations: 106.8 kB / 0.8506 GB, free: 11.37 MB / 0.6075 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003384/1.092, allocations: 1.358 MB / 0.8519 GB, free: 10.01 MB / 0.6075 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.054e-05/1.092, allocations: 15.92 kB / 0.852 GB, free: 9.996 MB / 0.6075 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.493e-06/1.092, allocations: 0 / 0.852 GB, free: 9.996 MB / 0.6075 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.076e-05/1.092, allocations: 3.984 kB / 0.852 GB, free: 9.992 MB / 0.6075 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005596/1.098, allocations: 2.855 MB / 0.8548 GB, free: 7.086 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.188e-06/1.098, allocations: 4 kB / 0.8548 GB, free: 7.082 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001222/1.099, allocations: 227.9 kB / 0.855 GB, free: 6.867 MB / 0.6075 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.424e-05/1.099, allocations: 12 kB / 0.855 GB, free: 6.855 MB / 0.6075 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.278e-05/1.099, allocations: 23.97 kB / 0.855 GB, free: 6.832 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0006471/1.1, allocations: 1.192 MB / 0.8562 GB, free: 5.598 MB / 0.6075 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.352e-06/1.1, allocations: 6.625 kB / 0.8562 GB, free: 5.594 MB / 0.6075 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003255/1.103, allocations: 1.462 MB / 0.8576 GB, free: 4.066 MB / 0.6075 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006726/1.104, allocations: 323.4 kB / 0.8579 GB, free: 3.73 MB / 0.6075 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001603/1.104, allocations: 23.98 kB / 0.8579 GB, free: 3.707 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001236/1.105, allocations: 138.5 kB / 0.8581 GB, free: 3.574 MB / 0.6075 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001658/1.106, allocations: 66.86 kB / 0.8581 GB, free: 3.512 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.013e-05/1.106, allocations: 35.97 kB / 0.8582 GB, free: 3.477 MB / 0.6075 GB Notification: Performance of sorting global known variables: time 0.0007825/1.106, allocations: 0.5661 MB / 0.8587 GB, free: 2.898 MB / 0.6075 GB Notification: Performance of sort global known variables: time 1.3e-07/1.106, allocations: 0 / 0.8587 GB, free: 2.898 MB / 0.6075 GB Notification: Performance of remove unused functions: time 0.001523/1.108, allocations: 0.5341 MB / 0.8592 GB, free: 2.363 MB / 0.6075 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 16 * 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 (76): * Single equations (assignments): 74 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 2 * Torn equation systems: 0 * 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): 2 systems {1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0006817/1.109, allocations: 281 kB / 0.8595 GB, free: 2.117 MB / 0.6075 GB Notification: Performance of simCode: created initialization part: time 0.005632/1.114, allocations: 2.145 MB / 0.8616 GB, free: 15.98 MB / 0.6231 GB Notification: Performance of simCode: created event and clocks part: time 8.426e-06/1.114, allocations: 4 kB / 0.8616 GB, free: 15.97 MB / 0.6231 GB Notification: Performance of simCode: created simulation system equations: time 0.001728/1.116, allocations: 0.6706 MB / 0.8623 GB, free: 15.33 MB / 0.6231 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00263/1.119, allocations: 0.4998 MB / 0.8628 GB, free: 14.85 MB / 0.6231 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004679/1.123, allocations: 2.561 MB / 0.8653 GB, free: 12.23 MB / 0.6231 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006786/1.124, allocations: 1.091 MB / 0.8663 GB, free: 11.1 MB / 0.6231 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005087/1.125, allocations: 99.39 kB / 0.8664 GB, free: 11 MB / 0.6231 GB Notification: Performance of SimCode: time 1.302e-06/1.125, allocations: 0 / 0.8664 GB, free: 11 MB / 0.6231 GB Notification: Performance of Templates: time 0.03621/1.161, allocations: 26.82 MB / 0.8926 GB, free: 368 kB / 0.6387 GB make -j1 -f BuildSysPro_BuildSysPro.IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.makefile (rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.sim & ./BuildSysPro_BuildSysPro.IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.pipe 2>&1)