Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.conf.json loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo", uses=false) loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) Using package ModelicaServices with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Using package Modelica with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package Buildings with version 8.0.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo) Running command: translateModel(Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness") translateModel(Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness") Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.731/1.731, allocations: 292.6 MB / 307.8 MB, free: 7.172 MB / 234.7 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001105/0.001105, allocations: 189 kB / 376.5 MB, free: 4.441 MB / 298.7 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.358/1.358, allocations: 225.7 MB / 0.655 GB, free: 13.15 MB / 490.7 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.000752/0.000752, allocations: 99.41 kB / 0.7711 GB, free: 50.18 MB / 0.5417 GB Notification: Performance of FrontEnd - loaded program: time 0.0004125/0.0004126, allocations: 15.98 kB / 0.897 GB, free: 11.52 MB / 0.6198 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.6095/0.6099, allocations: 118.2 MB / 1.012 GB, free: 57.38 MB / 0.7136 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness): time 0.1644/0.7743, allocations: 182.2 MB / 1.19 GB, free: 13.95 MB / 0.7917 GB Notification: Performance of NFInst.instExpressions: time 0.0105/0.7849, allocations: 7.097 MB / 1.197 GB, free: 8.879 MB / 0.7917 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001295/0.7862, allocations: 39.5 kB / 1.197 GB, free: 8.859 MB / 0.7917 GB Notification: Performance of NFTyping.typeComponents: time 0.001793/0.788, allocations: 484.9 kB / 1.198 GB, free: 8.602 MB / 0.7917 GB Notification: Performance of NFTyping.typeBindings: time 0.006845/0.7949, allocations: 1.668 MB / 1.199 GB, free: 7.703 MB / 0.7917 GB Notification: Performance of NFTyping.typeClassSections: time 0.003867/0.7988, allocations: 0.9096 MB / 1.2 GB, free: 7.293 MB / 0.7917 GB Notification: Performance of NFFlatten.flatten: time 0.006095/0.8049, allocations: 2.988 MB / 1.203 GB, free: 6.035 MB / 0.7917 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001742/0.8067, allocations: 0.8026 MB / 1.204 GB, free: 5.738 MB / 0.7917 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003618/0.8103, allocations: 1.313 MB / 1.205 GB, free: 5.191 MB / 0.7917 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002139/0.8124, allocations: 0.7536 MB / 1.206 GB, free: 4.891 MB / 0.7917 GB Notification: Performance of NFPackage.collectConstants: time 0.0004019/0.8129, allocations: 42.22 kB / 1.206 GB, free: 4.891 MB / 0.7917 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004423/0.8173, allocations: 1.923 MB / 1.208 GB, free: 4.258 MB / 0.7917 GB Notification: Performance of NFScalarize.scalarize: time 0.0005496/0.8179, allocations: 250.1 kB / 1.208 GB, free: 4.156 MB / 0.7917 GB Notification: Performance of NFVerifyModel.verify: time 0.001581/0.8195, allocations: 0.5466 MB / 1.209 GB, free: 3.828 MB / 0.7917 GB Notification: Performance of NFConvertDAE.convert: time 0.002954/0.8224, allocations: 1.546 MB / 1.21 GB, free: 3.449 MB / 0.7917 GB Notification: Performance of FrontEnd - DAE generated: time 6.291e-06/0.8225, allocations: 0 / 1.21 GB, free: 3.449 MB / 0.7917 GB Notification: Performance of FrontEnd: time 1.703e-06/0.8225, allocations: 0 / 1.21 GB, free: 3.449 MB / 0.7917 GB Notification: Performance of Transformations before backend: time 6.756e-05/0.8226, allocations: 1.406 kB / 1.21 GB, free: 3.449 MB / 0.7917 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 177 * Number of variables: 177 Notification: Performance of Generate backend data structure: time 0.004515/0.8271, allocations: 1.46 MB / 1.212 GB, free: 2.496 MB / 0.7917 GB Notification: Performance of prepare preOptimizeDAE: time 3.834e-05/0.8271, allocations: 8.719 kB / 1.212 GB, free: 2.496 MB / 0.7917 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00255/0.8297, allocations: 474.6 kB / 1.212 GB, free: 2.406 MB / 0.7917 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002138/0.8318, allocations: 0.9137 MB / 1.213 GB, free: 1.824 MB / 0.7917 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0006864/0.8325, allocations: 191.2 kB / 1.213 GB, free: 1.781 MB / 0.7917 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002154/0.8328, allocations: 72.84 kB / 1.213 GB, free: 1.758 MB / 0.7917 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002828/0.8356, allocations: 1.123 MB / 1.214 GB, free: 1.348 MB / 0.7917 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.058e-05/0.8356, allocations: 6.938 kB / 1.214 GB, free: 1.344 MB / 0.7917 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001082/0.8358, allocations: 31.45 kB / 1.214 GB, free: 1.32 MB / 0.7917 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.95e-05/0.8358, allocations: 31.53 kB / 1.214 GB, free: 1.316 MB / 0.7917 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003512/0.8393, allocations: 1.271 MB / 1.216 GB, free: 0.9375 MB / 0.7917 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 0.00772/0.8471, allocations: 4.164 MB / 1.22 GB, free: 14.15 MB / 0.8073 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002784/0.8499, allocations: 0.9334 MB / 1.221 GB, free: 13.89 MB / 0.8073 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001422/0.8513, allocations: 0.5378 MB / 1.221 GB, free: 13.73 MB / 0.8073 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0008525/0.8522, allocations: 0.6574 MB / 1.222 GB, free: 13.05 MB / 0.8073 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.00172/0.8539, allocations: 0.6321 MB / 1.222 GB, free: 12.84 MB / 0.8073 GB Notification: Performance of pre-optimization done (n=57): time 3.858e-06/0.8539, allocations: 0 / 1.222 GB, free: 12.84 MB / 0.8073 GB Notification: Performance of matching and sorting (n=57): time 0.004755/0.8587, allocations: 1.52 MB / 1.224 GB, free: 12.4 MB / 0.8073 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.372e-05/0.8588, allocations: 92.03 kB / 1.224 GB, free: 12.3 MB / 0.8073 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00144/0.8602, allocations: 0.828 MB / 1.225 GB, free: 11.94 MB / 0.8073 GB Notification: Performance of collectPreVariables (initialization): time 0.0001095/0.8603, allocations: 38.17 kB / 1.225 GB, free: 11.9 MB / 0.8073 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004408/0.8608, allocations: 432.2 kB / 1.225 GB, free: 11.56 MB / 0.8073 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001956/0.861, allocations: 193.3 kB / 1.225 GB, free: 11.41 MB / 0.8073 GB Notification: Performance of simplifyInitialFunctions (initialization): time 4.512e-05/0.861, allocations: 11.47 kB / 1.225 GB, free: 11.4 MB / 0.8073 GB Notification: Performance of setup shared object (initialization): time 0.0001223/0.8612, allocations: 331.3 kB / 1.226 GB, free: 11.09 MB / 0.8073 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00139/0.8626, allocations: 450.3 kB / 1.226 GB, free: 10.98 MB / 0.8073 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001566/0.8641, allocations: 0.5793 MB / 1.227 GB, free: 10.73 MB / 0.8073 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002746/0.8669, allocations: 0.9776 MB / 1.228 GB, free: 10.36 MB / 0.8073 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.939e-06/0.8669, allocations: 1.125 kB / 1.228 GB, free: 10.36 MB / 0.8073 GB Notification: Performance of matching and sorting (n=70) (initialization): time 0.003301/0.8702, allocations: 1.157 MB / 1.229 GB, free: 9.695 MB / 0.8073 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001216/0.8704, allocations: 173.1 kB / 1.229 GB, free: 9.496 MB / 0.8073 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.576e-06/0.8704, allocations: 0 / 1.229 GB, free: 9.496 MB / 0.8073 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.004e-05/0.8704, allocations: 8 kB / 1.229 GB, free: 9.488 MB / 0.8073 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001425/0.8718, allocations: 253.2 kB / 1.229 GB, free: 9.297 MB / 0.8073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0007863/0.8726, allocations: 1.194 MB / 1.23 GB, free: 8.066 MB / 0.8073 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001442/0.8741, allocations: 193.6 kB / 1.231 GB, free: 7.914 MB / 0.8073 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.94e-05/0.8742, allocations: 30.64 kB / 1.231 GB, free: 7.891 MB / 0.8073 GB Notification: Performance of prepare postOptimizeDAE: time 9.178e-06/0.8742, allocations: 0.625 kB / 1.231 GB, free: 7.891 MB / 0.8073 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.002917/0.8771, allocations: 1.056 MB / 1.232 GB, free: 6.992 MB / 0.8073 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.019e-06/0.8772, allocations: 0 / 1.232 GB, free: 6.992 MB / 0.8073 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.147e-05/0.8772, allocations: 8.859 kB / 1.232 GB, free: 6.984 MB / 0.8073 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00107/0.8783, allocations: 228.8 kB / 1.232 GB, free: 6.805 MB / 0.8073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.185e-05/0.8783, allocations: 4 kB / 1.232 GB, free: 6.801 MB / 0.8073 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001314/0.8796, allocations: 183.3 kB / 1.232 GB, free: 6.66 MB / 0.8073 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.421e-05/0.8797, allocations: 32.55 kB / 1.232 GB, free: 6.633 MB / 0.8073 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 8 * Number of states: 0 () * Number of discrete variables: 5 ($whenCondition1,$PRE.trapezoid.T_start,trapezoid.T_start,$PRE.trapezoid.count,trapezoid.count) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (69): * Single equations (assignments): 66 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 2 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 2 {1,1} * Without analytic Jacobian: 0 Notification: Performance of prepare postOptimizeDAE: time 0.000687/0.8804, allocations: 346.5 kB / 1.232 GB, free: 6.293 MB / 0.8073 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002947/0.8807, allocations: 102.3 kB / 1.232 GB, free: 6.195 MB / 0.8073 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003363/0.8841, allocations: 1.206 MB / 1.234 GB, free: 5.223 MB / 0.8073 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.109e-05/0.8841, allocations: 4 kB / 1.234 GB, free: 5.219 MB / 0.8073 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.433e-06/0.8841, allocations: 0.7031 kB / 1.234 GB, free: 5.219 MB / 0.8073 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.167e-06/0.8841, allocations: 8.25 kB / 1.234 GB, free: 5.215 MB / 0.8073 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005287/0.8894, allocations: 2.393 MB / 1.236 GB, free: 3.215 MB / 0.8073 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.103e-06/0.8894, allocations: 0 / 1.236 GB, free: 3.215 MB / 0.8073 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001097/0.8905, allocations: 222.3 kB / 1.236 GB, free: 3.043 MB / 0.8073 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.17e-05/0.8906, allocations: 5.406 kB / 1.236 GB, free: 3.039 MB / 0.8073 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.475e-05/0.8906, allocations: 20.36 kB / 1.236 GB, free: 3.023 MB / 0.8073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0005978/0.8912, allocations: 1.197 MB / 1.237 GB, free: 1.789 MB / 0.8073 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.454e-06/0.8913, allocations: 4.562 kB / 1.237 GB, free: 1.785 MB / 0.8073 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003356/0.8946, allocations: 1.285 MB / 1.239 GB, free: 0.6172 MB / 0.8073 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006679/0.8953, allocations: 289.7 kB / 1.239 GB, free: 364 kB / 0.8073 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002752/0.8956, allocations: 19.89 kB / 1.239 GB, free: 348 kB / 0.8073 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001318/0.8969, allocations: 154.3 kB / 1.239 GB, free: 232 kB / 0.8073 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001592/0.8971, allocations: 57.19 kB / 1.239 GB, free: 196 kB / 0.8073 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001004/0.8972, allocations: 30.98 kB / 1.239 GB, free: 172 kB / 0.8073 GB Notification: Performance of sorting global known variables: time 0.0009302/0.8981, allocations: 0.5735 MB / 1.24 GB, free: 15.66 MB / 0.823 GB Notification: Performance of sort global known variables: time 2.6e-07/0.8981, allocations: 0 / 1.24 GB, free: 15.66 MB / 0.823 GB Notification: Performance of remove unused functions: time 0.001652/0.8998, allocations: 495.5 kB / 1.24 GB, free: 15.18 MB / 0.823 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 12 * Number of states: 0 () * Number of discrete variables: 3 ($whenCondition1,trapezoid.T_start,trapezoid.count) * Number of discrete states: 1 (trapezoid.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (63): * Single equations (assignments): 57 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * When equations: 2 * If-equations: 0 * Equation systems (linear and non-linear blocks): 2 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 2 {1,1} * Without analytic Jacobian: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0006976/0.9005, allocations: 310.6 kB / 1.241 GB, free: 14.91 MB / 0.823 GB Notification: Performance of simCode: created initialization part: time 0.005497/0.906, allocations: 1.74 MB / 1.242 GB, free: 13.43 MB / 0.823 GB Notification: Performance of simCode: created event and clocks part: time 9.778e-06/0.9061, allocations: 0 / 1.242 GB, free: 13.43 MB / 0.823 GB Notification: Performance of simCode: created simulation system equations: time 0.001844/0.9079, allocations: 0.5977 MB / 1.243 GB, free: 12.92 MB / 0.823 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003354/0.9113, allocations: 456.1 kB / 1.243 GB, free: 12.61 MB / 0.823 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005182/0.9165, allocations: 2.243 MB / 1.245 GB, free: 10.55 MB / 0.823 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0007238/0.9172, allocations: 1.043 MB / 1.246 GB, free: 9.602 MB / 0.823 GB Notification: Performance of simCode: alias equations: time 0.001612/0.9189, allocations: 289.6 kB / 1.247 GB, free: 9.391 MB / 0.823 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003216/0.9192, allocations: 79.97 kB / 1.247 GB, free: 9.312 MB / 0.823 GB Notification: Performance of SimCode: time 1.694e-06/0.9192, allocations: 0 / 1.247 GB, free: 9.312 MB / 0.823 GB Notification: Performance of Templates: time 0.03271/0.9519, allocations: 18.44 MB / 1.265 GB, free: 7.273 MB / 0.8386 GB make -j1 -f Buildings_maint.8.0.x_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.makefile (rm -f Buildings_maint.8.0.x_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.pipe ; mkfifo Buildings_maint.8.0.x_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.pipe ; head -c 1048576 < Buildings_maint.8.0.x_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.pipe >> ../files/Buildings_maint.8.0.x_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.sim & ./Buildings_maint.8.0.x_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.8.0.x_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.pipe 2>&1)