Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+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/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/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 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) 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) Running command: "" <> buildModelFMU(Buildings.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Fluid_Examples_Performance_PressureDrop_SeriesParallelDp",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Fluid_Examples_Performance_PressureDrop_SeriesParallelDp",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.524/1.524, allocations: 252 MB / 267 MB, free: 10.98 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001149/0.001149, allocations: 174.9 kB / 326.6 MB, free: 2.238 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.778/1.778, allocations: 205.4 MB / 0.5777 GB, free: 20.25 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008018/0.0008019, allocations: 88.03 kB / 0.6823 GB, free: 12.91 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0003191/0.0003192, allocations: 11.22 kB / 0.7965 GB, free: 135.1 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1988/0.1991, allocations: 106.4 MB / 0.9003 GB, free: 63.85 MB / 0.6042 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp): time 0.1621/0.3613, allocations: 152.5 MB / 1.049 GB, free: 6.883 MB / 0.698 GB Notification: Performance of NFInst.instExpressions: time 0.005656/0.367, allocations: 3.837 MB / 1.053 GB, free: 3.035 MB / 0.698 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0005121/0.3675, allocations: 11.94 kB / 1.053 GB, free: 3.023 MB / 0.698 GB Notification: Performance of NFTyping.typeComponents: time 0.0006377/0.3682, allocations: 158.9 kB / 1.053 GB, free: 2.867 MB / 0.698 GB Notification: Performance of NFTyping.typeBindings: time 0.001582/0.3698, allocations: 0.5015 MB / 1.054 GB, free: 2.363 MB / 0.698 GB Notification: Performance of NFTyping.typeClassSections: time 0.001407/0.3712, allocations: 403.4 kB / 1.054 GB, free: 1.973 MB / 0.698 GB Notification: Performance of NFFlatten.flatten: time 0.454/0.8252, allocations: 3.266 MB / 1.057 GB, free: 4.453 MB / 0.698 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00287/0.8281, allocations: 2.294 MB / 1.059 GB, free: 4.211 MB / 0.698 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002479/0.8306, allocations: 1.062 MB / 1.061 GB, free: 4.203 MB / 0.698 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001213/0.8318, allocations: 0.8436 MB / 1.061 GB, free: 4.203 MB / 0.698 GB Notification: Performance of NFPackage.collectConstants: time 0.0001234/0.832, allocations: 49.53 kB / 1.061 GB, free: 4.203 MB / 0.698 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001471/0.8335, allocations: 0.5952 MB / 1.062 GB, free: 4.195 MB / 0.698 GB Notification: Performance of NFScalarize.scalarize: time 0.0004/0.8339, allocations: 336.2 kB / 1.062 GB, free: 4.191 MB / 0.698 GB Notification: Performance of NFVerifyModel.verify: time 0.0005986/0.8345, allocations: 248 kB / 1.063 GB, free: 20.16 MB / 0.7136 GB Notification: Performance of NFConvertDAE.convert: time 0.001612/0.8361, allocations: 1.181 MB / 1.064 GB, free: 20.05 MB / 0.7136 GB Notification: Performance of FrontEnd - DAE generated: time 6.983e-06/0.8361, allocations: 0 / 1.064 GB, free: 20.05 MB / 0.7136 GB Notification: Performance of FrontEnd: time 2.585e-06/0.8361, allocations: 0 / 1.064 GB, free: 20.05 MB / 0.7136 GB Notification: Performance of Transformations before backend: time 1.505e-05/0.8361, allocations: 0 / 1.064 GB, free: 20.05 MB / 0.7136 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 135 * Number of variables: 135 Notification: Performance of Generate backend data structure: time 0.002782/0.8389, allocations: 1.517 MB / 1.065 GB, free: 19.2 MB / 0.7136 GB Notification: Performance of prepare preOptimizeDAE: time 4.791e-05/0.839, allocations: 10.42 kB / 1.065 GB, free: 19.2 MB / 0.7136 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001503/0.8391, allocations: 96.7 kB / 1.065 GB, free: 19.16 MB / 0.7136 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008259/0.84, allocations: 197.8 kB / 1.065 GB, free: 19.1 MB / 0.7136 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001781/0.8418, allocations: 0.8725 MB / 1.066 GB, free: 18.77 MB / 0.7136 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.302e-05/0.8418, allocations: 51.53 kB / 1.066 GB, free: 18.76 MB / 0.7136 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001302/0.842, allocations: 67.3 kB / 1.066 GB, free: 18.76 MB / 0.7136 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001811/0.8438, allocations: 0.991 MB / 1.067 GB, free: 18.53 MB / 0.7136 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.921e-05/0.8438, allocations: 4.562 kB / 1.067 GB, free: 18.53 MB / 0.7136 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.154e-05/0.8439, allocations: 22.47 kB / 1.067 GB, free: 18.53 MB / 0.7136 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.23e-05/0.8439, allocations: 16.38 kB / 1.067 GB, free: 18.53 MB / 0.7136 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001548/0.8455, allocations: 0.8047 MB / 1.068 GB, free: 18.53 MB / 0.7136 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 0.005383/0.8509, allocations: 4.812 MB / 1.073 GB, free: 15.32 MB / 0.7136 GB Notification: Performance of preOpt comSubExp (simulation): time 0.003043/0.8539, allocations: 4.028 MB / 1.077 GB, free: 11.06 MB / 0.7136 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005923/0.8545, allocations: 350.5 kB / 1.077 GB, free: 11.05 MB / 0.7136 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003344/0.8549, allocations: 195.6 kB / 1.077 GB, free: 10.86 MB / 0.7136 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0006124/0.8555, allocations: 338.2 kB / 1.078 GB, free: 10.79 MB / 0.7136 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0004502/0.856, allocations: 35.72 kB / 1.078 GB, free: 10.78 MB / 0.7136 GB Notification: Performance of pre-optimization done (n=35): time 2.785e-06/0.856, allocations: 3.984 kB / 1.078 GB, free: 10.77 MB / 0.7136 GB Notification: Performance of matching and sorting (n=35): time 0.005478/0.8615, allocations: 1.686 MB / 1.079 GB, free: 10.5 MB / 0.7136 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.119e-05/0.8616, allocations: 84.64 kB / 1.079 GB, free: 10.41 MB / 0.7136 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001703/0.8633, allocations: 1.175 MB / 1.081 GB, free: 10.26 MB / 0.7136 GB Notification: Performance of collectPreVariables (initialization): time 7.98e-05/0.8634, allocations: 39.39 kB / 1.081 GB, free: 10.23 MB / 0.7136 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004364/0.8638, allocations: 0.5166 MB / 1.081 GB, free: 10.05 MB / 0.7136 GB Notification: Performance of collectInitialBindings (initialization): time 9.597e-05/0.8639, allocations: 122.7 kB / 1.081 GB, free: 9.973 MB / 0.7136 GB Notification: Performance of simplifyInitialFunctions (initialization): time 2.547e-05/0.8639, allocations: 13.06 kB / 1.081 GB, free: 9.973 MB / 0.7136 GB Notification: Performance of setup shared object (initialization): time 0.0001414/0.8641, allocations: 328.3 kB / 1.082 GB, free: 9.668 MB / 0.7136 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003873/0.8645, allocations: 206.9 kB / 1.082 GB, free: 9.664 MB / 0.7136 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005933/0.8651, allocations: 0.5314 MB / 1.082 GB, free: 9.293 MB / 0.7136 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.00054/0.8656, allocations: 325.5 kB / 1.083 GB, free: 9.246 MB / 0.7136 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.851e-06/0.8656, allocations: 1.438 kB / 1.083 GB, free: 9.246 MB / 0.7136 GB Notification: Performance of matching and sorting (n=58) (initialization): time 0.002429/0.8681, allocations: 1.076 MB / 1.084 GB, free: 9.066 MB / 0.7136 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001713/0.8683, allocations: 283 kB / 1.084 GB, free: 8.75 MB / 0.7136 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.1e-05/0.8683, allocations: 4.938 kB / 1.084 GB, free: 8.75 MB / 0.7136 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001617/0.8699, allocations: 443.7 kB / 1.084 GB, free: 8.719 MB / 0.7136 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003102/0.8702, allocations: 72 kB / 1.084 GB, free: 8.719 MB / 0.7136 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001468/0.8717, allocations: 1.131 MB / 1.086 GB, free: 8.176 MB / 0.7136 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001104/0.8728, allocations: 101.4 kB / 1.086 GB, free: 8.16 MB / 0.7136 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.719e-05/0.8729, allocations: 30.81 kB / 1.086 GB, free: 8.156 MB / 0.7136 GB Notification: Performance of prepare postOptimizeDAE: time 7.524e-06/0.8729, allocations: 3.875 kB / 1.086 GB, free: 8.156 MB / 0.7136 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.001532/0.8744, allocations: 0.8079 MB / 1.086 GB, free: 8.09 MB / 0.7136 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.394e-06/0.8745, allocations: 5.281 kB / 1.086 GB, free: 8.09 MB / 0.7136 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005941/0.8751, allocations: 265.1 kB / 1.087 GB, free: 8.07 MB / 0.7136 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002772/0.8754, allocations: 67.33 kB / 1.087 GB, free: 8.07 MB / 0.7136 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003509/0.8789, allocations: 3.146 MB / 1.09 GB, free: 6.68 MB / 0.7136 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009954/0.8799, allocations: 98.06 kB / 1.09 GB, free: 6.664 MB / 0.7136 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.831e-05/0.8799, allocations: 26.05 kB / 1.09 GB, free: 6.664 MB / 0.7136 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 ($whenCondition1,$PRE.pulse_m_flow.T_start,pulse_m_flow.T_start,$PRE.pulse_m_flow.count,pulse_m_flow.count) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (35): * Single equations (assignments): 33 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 1 {11 12} Notification: Performance of prepare postOptimizeDAE: time 0.0007666/0.8807, allocations: 484 kB / 1.09 GB, free: 6.465 MB / 0.7136 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001275/0.8809, allocations: 105.1 kB / 1.091 GB, free: 6.41 MB / 0.7136 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001305/0.8822, allocations: 0.8162 MB / 1.091 GB, free: 6.297 MB / 0.7136 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.79e-06/0.8822, allocations: 8.484 kB / 1.091 GB, free: 6.293 MB / 0.7136 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.005e-06/0.8822, allocations: 3.281 kB / 1.091 GB, free: 6.293 MB / 0.7136 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.693e-06/0.8822, allocations: 5.781 kB / 1.091 GB, free: 6.289 MB / 0.7136 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 postOpt removeSimpleEquations (simulation): time 0.002738/0.8849, allocations: 2.169 MB / 1.093 GB, free: 5.477 MB / 0.7136 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.417e-06/0.885, allocations: 1.75 kB / 1.093 GB, free: 5.477 MB / 0.7136 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002263/0.8852, allocations: 48.44 kB / 1.094 GB, free: 5.477 MB / 0.7136 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004457/0.8857, allocations: 241 kB / 1.094 GB, free: 5.449 MB / 0.7136 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.538e-05/0.8857, allocations: 10.48 kB / 1.094 GB, free: 5.449 MB / 0.7136 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0008752/0.8866, allocations: 0.9386 MB / 1.095 GB, free: 4.914 MB / 0.7136 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.065e-06/0.8866, allocations: 3.531 kB / 1.095 GB, free: 4.914 MB / 0.7136 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00128/0.8879, allocations: 0.8854 MB / 1.096 GB, free: 4.609 MB / 0.7136 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0004114/0.8883, allocations: 238.6 kB / 1.096 GB, free: 4.461 MB / 0.7136 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001288/0.8884, allocations: 15.34 kB / 1.096 GB, free: 4.457 MB / 0.7136 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007012/0.8891, allocations: 83.8 kB / 1.096 GB, free: 4.441 MB / 0.7136 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001045/0.8893, allocations: 38.36 kB / 1.096 GB, free: 4.434 MB / 0.7136 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.701e-05/0.8893, allocations: 15.03 kB / 1.096 GB, free: 4.434 MB / 0.7136 GB Notification: Performance of sorting global known variables: time 0.001004/0.8903, allocations: 0.8285 MB / 1.097 GB, free: 4.324 MB / 0.7136 GB Notification: Performance of sort global known variables: time 1.5e-07/0.8903, allocations: 0 / 1.097 GB, free: 4.324 MB / 0.7136 GB Notification: Performance of remove unused functions: time 0.00142/0.8917, allocations: 0.5099 MB / 1.097 GB, free: 4.281 MB / 0.7136 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_m_flow.T_start,pulse_m_flow.count) * Number of discrete states: 1 (pulse_m_flow.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (22): * Single equations (assignments): 19 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 1 {11 3} Notification: Performance of Backend phase and start with SimCode phase: time 0.001584/0.8933, allocations: 1.398 MB / 1.099 GB, free: 3.477 MB / 0.7136 GB Notification: Performance of simCode: created initialization part: time 0.002453/0.8958, allocations: 1.293 MB / 1.1 GB, free: 3.184 MB / 0.7136 GB Notification: Performance of simCode: created event and clocks part: time 3.076e-06/0.8958, allocations: 4.188 kB / 1.1 GB, free: 3.18 MB / 0.7136 GB Notification: Performance of simCode: created simulation system equations: time 0.0005671/0.8964, allocations: 320.6 kB / 1.1 GB, free: 3.16 MB / 0.7136 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003064/0.8995, allocations: 0.6615 MB / 1.101 GB, free: 3.102 MB / 0.7136 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0124/0.9119, allocations: 7.153 MB / 1.108 GB, free: 0.8984 MB / 0.7136 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008037/0.9127, allocations: 1.215 MB / 1.109 GB, free: 188 kB / 0.7136 GB Notification: Performance of simCode: alias equations: time 0.001172/0.9139, allocations: 330.5 kB / 1.109 GB, free: 132 kB / 0.7136 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003449/0.9142, allocations: 353.5 kB / 1.11 GB, free: 124 kB / 0.7136 GB Notification: Performance of SimCode: time 6.41e-07/0.9143, allocations: 0 / 1.11 GB, free: 124 kB / 0.7136 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.0561/0.9704, allocations: 31.3 MB / 1.14 GB, free: 1.438 MB / 0.7292 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002052/0.9706, allocations: 290 kB / 1.14 GB, free: 1.074 MB / 0.7292 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.77/3.741, allocations: 0 / 1.14 GB, free: 1.074 MB / 0.7292 GB (rm -f Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_Buildings_maint_7_0_x_Buildings_Fluid_Examples_Performance_PressureDrop_SeriesParallelDp_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_maint_7_0_x_Buildings_Fluid_Examples_Performance_PressureDrop_SeriesParallelDp.fmu > Buildings_maint.7.0.x_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp.pipe 2>&1)