Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp.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 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/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(Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp") translateModel(Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.004484/0.004484, allocations: 100.1 kB / 15.73 MB, free: 6.008 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009908/0.0009909, allocations: 195.8 kB / 16.68 MB, free: 5.93 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.455/1.455, allocations: 205.1 MB / 222.5 MB, free: 4.535 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.552/1.552, allocations: 251.7 MB / 0.5094 GB, free: 3.008 MB / 414.1 MB 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 0.001461/0.001461, allocations: 71.91 kB / 0.7258 GB, free: 8.945 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2115/0.213, allocations: 104.7 MB / 0.828 GB, free: 136 kB / 0.6387 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp): time 0.6809/0.8939, allocations: 161.7 MB / 0.986 GB, free: 15.43 MB / 0.7481 GB Notification: Performance of NFInst.instExpressions: time 0.00565/0.8996, allocations: 3.675 MB / 0.9896 GB, free: 12.82 MB / 0.7481 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0005405/0.9002, allocations: 10.81 kB / 0.9896 GB, free: 12.82 MB / 0.7481 GB Notification: Performance of NFTyping.typeComponents: time 0.0007614/0.901, allocations: 160.4 kB / 0.9897 GB, free: 12.72 MB / 0.7481 GB Notification: Performance of NFTyping.typeBindings: time 0.001874/0.9029, allocations: 0.5363 MB / 0.9903 GB, free: 12.42 MB / 0.7481 GB Notification: Performance of NFTyping.typeClassSections: time 0.001504/0.9044, allocations: 436.8 kB / 0.9907 GB, free: 12.12 MB / 0.7481 GB Notification: Performance of NFFlatten.flatten: time 0.00277/0.9072, allocations: 2.539 MB / 0.9931 GB, free: 10.71 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001278/0.9085, allocations: 0.9358 MB / 0.9941 GB, free: 10.18 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002125/0.9106, allocations: 1.029 MB / 0.9951 GB, free: 9.641 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0008876/0.9115, allocations: 0.7062 MB / 0.9958 GB, free: 9.238 MB / 0.7481 GB Notification: Performance of NFPackage.collectConstants: time 9.425e-05/0.9116, allocations: 53.06 kB / 0.9958 GB, free: 9.238 MB / 0.7481 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001658/0.9133, allocations: 0.7422 MB / 0.9965 GB, free: 8.84 MB / 0.7481 GB Notification: Performance of NFScalarize.scalarize: time 0.000318/0.9136, allocations: 308.7 kB / 0.9968 GB, free: 8.633 MB / 0.7481 GB Notification: Performance of NFVerifyModel.verify: time 0.0007295/0.9144, allocations: 0.5455 MB / 0.9974 GB, free: 8.301 MB / 0.7481 GB Notification: Performance of NFConvertDAE.convert: time 0.001946/0.9163, allocations: 1.399 MB / 0.9987 GB, free: 7.477 MB / 0.7481 GB Notification: Performance of FrontEnd - DAE generated: time 5.66e-06/0.9163, allocations: 4 kB / 0.9987 GB, free: 7.473 MB / 0.7481 GB Notification: Performance of FrontEnd: time 1.853e-06/0.9163, allocations: 0 / 0.9987 GB, free: 7.473 MB / 0.7481 GB Notification: Performance of Transformations before backend: time 1.695e-05/0.9164, allocations: 0 / 0.9987 GB, free: 7.473 MB / 0.7481 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 125 * Number of variables: 125 Notification: Performance of Generate backend data structure: time 0.002463/0.9188, allocations: 1.454 MB / 1 GB, free: 6.355 MB / 0.7481 GB Notification: Performance of prepare preOptimizeDAE: time 4.377e-05/0.9189, allocations: 7.344 kB / 1 GB, free: 6.355 MB / 0.7481 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008309/0.9197, allocations: 188.9 kB / 1 GB, free: 6.266 MB / 0.7481 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001438/0.9212, allocations: 0.8485 MB / 1.001 GB, free: 5.645 MB / 0.7481 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.667e-05/0.9212, allocations: 41.91 kB / 1.001 GB, free: 5.629 MB / 0.7481 GB Notification: Performance of preOpt expandDerOperator (simulation): time 9.247e-05/0.9213, allocations: 56.75 kB / 1.001 GB, free: 5.613 MB / 0.7481 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001242/0.9226, allocations: 0.7967 MB / 1.002 GB, free: 5.035 MB / 0.7481 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.727e-05/0.9226, allocations: 2.25 kB / 1.002 GB, free: 5.035 MB / 0.7481 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.874e-05/0.9227, allocations: 27.95 kB / 1.002 GB, free: 5.016 MB / 0.7481 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.423e-05/0.9227, allocations: 12.22 kB / 1.002 GB, free: 5.016 MB / 0.7481 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0008629/0.9236, allocations: 0.5398 MB / 1.003 GB, free: 4.754 MB / 0.7481 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 0.004668/0.9283, allocations: 4.594 MB / 1.007 GB, free: 452 kB / 0.7481 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0007523/0.929, allocations: 414.9 kB / 1.007 GB, free: 244 kB / 0.7481 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003567/0.9294, allocations: 247.7 kB / 1.008 GB, free: 120 kB / 0.7481 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003851/0.9298, allocations: 200.1 kB / 1.008 GB, free: 15.91 MB / 0.7637 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0004817/0.9303, allocations: 300.5 kB / 1.008 GB, free: 15.71 MB / 0.7637 GB Notification: Performance of pre-optimization done (n=31): time 2.404e-06/0.9303, allocations: 0 / 1.008 GB, free: 15.71 MB / 0.7637 GB Notification: Performance of matching and sorting (n=31): time 0.005028/0.9353, allocations: 1.652 MB / 1.01 GB, free: 14.79 MB / 0.7637 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.699e-05/0.9354, allocations: 86.11 kB / 1.01 GB, free: 14.7 MB / 0.7637 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001561/0.937, allocations: 1.111 MB / 1.011 GB, free: 14.11 MB / 0.7637 GB Notification: Performance of collectPreVariables (initialization): time 7.224e-05/0.9371, allocations: 42.94 kB / 1.011 GB, free: 14.06 MB / 0.7637 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004059/0.9375, allocations: 486.9 kB / 1.011 GB, free: 13.65 MB / 0.7637 GB Notification: Performance of collectInitialBindings (initialization): time 9.87e-05/0.9376, allocations: 109.1 kB / 1.012 GB, free: 13.56 MB / 0.7637 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001604/0.9377, allocations: 114.7 kB / 1.012 GB, free: 13.49 MB / 0.7637 GB Notification: Performance of setup shared object (initialization): time 0.0001289/0.9379, allocations: 329.7 kB / 1.012 GB, free: 13.17 MB / 0.7637 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003808/0.9383, allocations: 211.8 kB / 1.012 GB, free: 13.06 MB / 0.7637 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007065/0.939, allocations: 0.5124 MB / 1.013 GB, free: 12.57 MB / 0.7637 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0008841/0.9399, allocations: 0.6243 MB / 1.013 GB, free: 12.11 MB / 0.7637 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.049e-06/0.9399, allocations: 2.281 kB / 1.013 GB, free: 12.11 MB / 0.7637 GB Notification: Performance of matching and sorting (n=54) (initialization): time 0.002464/0.9424, allocations: 1.051 MB / 1.014 GB, free: 11.52 MB / 0.7637 GB Notification: Performance of prepare postOptimizeDAE: time 9.601e-05/0.9425, allocations: 33.61 kB / 1.014 GB, free: 11.49 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.155e-05/0.9425, allocations: 4.781 kB / 1.014 GB, free: 11.49 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001601/0.9441, allocations: 375.3 kB / 1.015 GB, free: 11.34 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003373/0.9445, allocations: 68.81 kB / 1.015 GB, free: 11.32 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00186/0.9464, allocations: 1.084 MB / 1.016 GB, free: 10.5 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001346/0.9477, allocations: 69.12 kB / 1.016 GB, free: 10.46 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.127e-05/0.9478, allocations: 28.8 kB / 1.016 GB, free: 10.46 MB / 0.7637 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001051/0.9489, allocations: 0.5018 MB / 1.016 GB, free: 10.16 MB / 0.7637 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0006373/0.9495, allocations: 493.7 kB / 1.017 GB, free: 9.68 MB / 0.7637 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0007958/0.9503, allocations: 0.5552 MB / 1.017 GB, free: 9.246 MB / 0.7637 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.688e-06/0.9503, allocations: 2.938 kB / 1.017 GB, free: 9.246 MB / 0.7637 GB Notification: Performance of matching and sorting (n=54) (initialization_lambda0): time 0.001721/0.9521, allocations: 0.8416 MB / 1.018 GB, free: 8.656 MB / 0.7637 GB Notification: Performance of prepare postOptimizeDAE: time 3.705e-05/0.9521, allocations: 37.7 kB / 1.018 GB, free: 8.613 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.326e-06/0.9522, allocations: 4 kB / 1.018 GB, free: 8.609 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005653/0.9527, allocations: 221.2 kB / 1.019 GB, free: 8.391 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002252/0.953, allocations: 59.91 kB / 1.019 GB, free: 8.332 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004077/0.9571, allocations: 3.249 MB / 1.022 GB, free: 4.938 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000896/0.958, allocations: 79.91 kB / 1.022 GB, free: 4.859 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.077e-05/0.958, allocations: 24 kB / 1.022 GB, free: 4.836 MB / 0.7637 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 24 * Number of states: 0 () * Number of discrete variables: 5 (pulse_p.count,$PRE.pulse_p.count,pulse_p.T_start,$PRE.pulse_p.T_start,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (34): * Single equations (assignments): 32 * 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): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(9,11)} Notification: Performance of prepare postOptimizeDAE: time 0.0002309/0.9583, allocations: 208.1 kB / 1.022 GB, free: 4.625 MB / 0.7637 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002291/0.9585, allocations: 98.78 kB / 1.022 GB, free: 4.527 MB / 0.7637 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001473/0.96, allocations: 0.7104 MB / 1.023 GB, free: 3.809 MB / 0.7637 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.155e-06/0.96, allocations: 8 kB / 1.023 GB, free: 3.801 MB / 0.7637 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.747e-06/0.96, allocations: 8 kB / 1.023 GB, free: 3.793 MB / 0.7637 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.993e-06/0.96, allocations: 3.984 kB / 1.023 GB, free: 3.789 MB / 0.7637 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002937/0.963, allocations: 1.591 MB / 1.024 GB, free: 2.117 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.997e-06/0.963, allocations: 8 kB / 1.024 GB, free: 2.109 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001211/0.9631, allocations: 19.92 kB / 1.024 GB, free: 2.09 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0005313/0.9637, allocations: 251.1 kB / 1.025 GB, free: 1.844 MB / 0.7637 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.633e-05/0.9637, allocations: 8 kB / 1.025 GB, free: 1.836 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001097/0.9648, allocations: 1.033 MB / 1.026 GB, free: 0.7773 MB / 0.7637 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.801e-06/0.9648, allocations: 4 kB / 1.026 GB, free: 0.7734 MB / 0.7637 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001364/0.9662, allocations: 0.8266 MB / 1.027 GB, free: 15.9 MB / 0.7794 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0005177/0.9667, allocations: 215.8 kB / 1.027 GB, free: 15.68 MB / 0.7794 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002064/0.967, allocations: 15.92 kB / 1.027 GB, free: 15.66 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005341/0.9675, allocations: 19.98 kB / 1.027 GB, free: 15.64 MB / 0.7794 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001162/0.9676, allocations: 39.75 kB / 1.027 GB, free: 15.6 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.95e-05/0.9677, allocations: 8 kB / 1.027 GB, free: 15.59 MB / 0.7794 GB Notification: Performance of sorting global known variables: time 0.001268/0.9689, allocations: 0.7955 MB / 1.028 GB, free: 14.79 MB / 0.7794 GB Notification: Performance of sort global known variables: time 2.61e-07/0.9689, allocations: 192 / 1.028 GB, free: 14.79 MB / 0.7794 GB Notification: Performance of remove unused functions: time 0.001627/0.9706, allocations: 435.5 kB / 1.028 GB, free: 14.36 MB / 0.7794 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 0 () * Number of discrete variables: 3 ($whenCondition1,pulse_p.T_start,pulse_p.count) * Number of discrete states: 1 (pulse_p.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (12): * Single equations (assignments): 9 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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 {(9,11)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0005718/0.9712, allocations: 169.6 kB / 1.028 GB, free: 14.2 MB / 0.7794 GB Notification: Performance of simCode: created initialization part: time 0.002815/0.974, allocations: 1.22 MB / 1.029 GB, free: 12.95 MB / 0.7794 GB Notification: Performance of simCode: created event and clocks part: time 4.068e-06/0.974, allocations: 0 / 1.029 GB, free: 12.95 MB / 0.7794 GB Notification: Performance of simCode: created simulation system equations: time 0.0006735/0.9747, allocations: 280.2 kB / 1.03 GB, free: 12.68 MB / 0.7794 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002146/0.9768, allocations: 465.6 kB / 1.03 GB, free: 12.22 MB / 0.7794 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003195/0.9801, allocations: 1.765 MB / 1.032 GB, free: 10.41 MB / 0.7794 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009083/0.981, allocations: 1.181 MB / 1.033 GB, free: 9.199 MB / 0.7794 GB Notification: Performance of simCode: alias equations: time 0.0008581/0.9818, allocations: 315.8 kB / 1.033 GB, free: 8.887 MB / 0.7794 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001451/0.982, allocations: 63.42 kB / 1.033 GB, free: 8.824 MB / 0.7794 GB Notification: Performance of SimCode: time 5.61e-07/0.982, allocations: 0 / 1.033 GB, free: 8.824 MB / 0.7794 GB Notification: Performance of Templates: time 0.03672/1.019, allocations: 19.42 MB / 1.052 GB, free: 5.613 MB / 0.795 GB make -j1 -f Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp.makefile (rm -f Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp.sim & ./Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp.pipe 2>&1)