Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_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 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.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: "" <> buildModelFMU(Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp,fileNamePrefix="Buildings_8_Buildings_Fluid_Examples_Performance_PressureDrop_SeriesDp",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp,fileNamePrefix="Buildings_8_Buildings_Fluid_Examples_Performance_PressureDrop_SeriesDp",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008486/0.0008486, allocations: 89.97 kB / 15.36 MB, free: 0.7383 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.005461/0.005461, allocations: 174.1 kB / 16.26 MB, free: 6.336 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.221/1.221, allocations: 205.4 MB / 222.4 MB, free: 5.539 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.572/1.572, allocations: 292.7 MB / 0.5502 GB, free: 14.47 MB / 462.1 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 0.0007479/0.000748, allocations: 12.69 kB / 0.6744 GB, free: 25.63 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1886/0.1894, allocations: 116.3 MB / 0.788 GB, free: 11.5 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp): time 0.4706/0.6601, allocations: 157.3 MB / 0.9416 GB, free: 1.145 MB / 0.7169 GB Notification: Performance of NFInst.instExpressions: time 0.003442/0.6635, allocations: 3.576 MB / 0.9451 GB, free: 0.8398 MB / 0.7169 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002913/0.6638, allocations: 13.16 kB / 0.9451 GB, free: 0.832 MB / 0.7169 GB Notification: Performance of NFTyping.typeComponents: time 0.0004241/0.6643, allocations: 130.3 kB / 0.9452 GB, free: 0.793 MB / 0.7169 GB Notification: Performance of NFTyping.typeBindings: time 0.001057/0.6653, allocations: 0.4986 MB / 0.9457 GB, free: 0.6836 MB / 0.7169 GB Notification: Performance of NFTyping.typeClassSections: time 0.0009672/0.6663, allocations: 393.1 kB / 0.9461 GB, free: 0.6445 MB / 0.7169 GB Notification: Performance of NFFlatten.flatten: time 0.003147/0.6695, allocations: 3.489 MB / 0.9495 GB, free: 216 kB / 0.7169 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001214/0.6707, allocations: 0.7643 MB / 0.9502 GB, free: 68 kB / 0.7169 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001692/0.6724, allocations: 0.9093 MB / 0.9511 GB, free: 0 / 0.7169 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001115/0.6735, allocations: 0.7192 MB / 0.9518 GB, free: 15.97 MB / 0.7325 GB Notification: Performance of NFPackage.collectConstants: time 0.0001521/0.6737, allocations: 33.59 kB / 0.9519 GB, free: 15.97 MB / 0.7325 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001358/0.6751, allocations: 0.8019 MB / 0.9526 GB, free: 15.91 MB / 0.7325 GB Notification: Performance of NFScalarize.scalarize: time 0.0003264/0.6754, allocations: 279.4 kB / 0.9529 GB, free: 15.89 MB / 0.7325 GB Notification: Performance of NFVerifyModel.verify: time 0.0006995/0.6761, allocations: 0.5315 MB / 0.9534 GB, free: 15.85 MB / 0.7325 GB Notification: Performance of NFConvertDAE.convert: time 0.001274/0.6774, allocations: 1.364 MB / 0.9548 GB, free: 15.74 MB / 0.7325 GB Notification: Performance of FrontEnd - DAE generated: time 3.326e-06/0.6774, allocations: 1 kB / 0.9548 GB, free: 15.74 MB / 0.7325 GB Notification: Performance of FrontEnd: time 1.643e-06/0.6774, allocations: 0 / 0.9548 GB, free: 15.74 MB / 0.7325 GB Notification: Performance of Transformations before backend: time 1.111e-05/0.6774, allocations: 3.938 kB / 0.9548 GB, free: 15.74 MB / 0.7325 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 0.001737/0.6792, allocations: 1.273 MB / 0.956 GB, free: 14.93 MB / 0.7325 GB Notification: Performance of prepare preOptimizeDAE: time 3.372e-05/0.6792, allocations: 9.938 kB / 0.956 GB, free: 14.93 MB / 0.7325 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 9.766e-05/0.6793, allocations: 95.09 kB / 0.9561 GB, free: 14.89 MB / 0.7325 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0006713/0.68, allocations: 189.5 kB / 0.9563 GB, free: 14.82 MB / 0.7325 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.000982/0.681, allocations: 0.8019 MB / 0.9571 GB, free: 14.45 MB / 0.7325 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.203e-05/0.681, allocations: 44.69 kB / 0.9571 GB, free: 14.45 MB / 0.7325 GB Notification: Performance of preOpt expandDerOperator (simulation): time 8.054e-05/0.6811, allocations: 60.34 kB / 0.9572 GB, free: 14.45 MB / 0.7325 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001022/0.6821, allocations: 0.7948 MB / 0.958 GB, free: 14.2 MB / 0.7325 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.546e-05/0.6822, allocations: 3.172 kB / 0.958 GB, free: 14.2 MB / 0.7325 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.816e-05/0.6822, allocations: 23.97 kB / 0.958 GB, free: 14.2 MB / 0.7325 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.544e-05/0.6822, allocations: 18.62 kB / 0.958 GB, free: 14.2 MB / 0.7325 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0007954/0.683, allocations: 0.5424 MB / 0.9585 GB, free: 14.17 MB / 0.7325 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 0.003323/0.6864, allocations: 4.6 MB / 0.963 GB, free: 10.68 MB / 0.7325 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0006249/0.687, allocations: 426.9 kB / 0.9634 GB, free: 10.65 MB / 0.7325 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003479/0.6874, allocations: 253.9 kB / 0.9637 GB, free: 10.64 MB / 0.7325 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002417/0.6876, allocations: 198 kB / 0.9639 GB, free: 10.45 MB / 0.7325 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0004419/0.6881, allocations: 304.7 kB / 0.9641 GB, free: 10.38 MB / 0.7325 GB Notification: Performance of pre-optimization done (n=31): time 1.433e-06/0.6881, allocations: 1.062 kB / 0.9641 GB, free: 10.38 MB / 0.7325 GB Notification: Performance of matching and sorting (n=31): time 0.004483/0.6926, allocations: 1.68 MB / 0.9658 GB, free: 9.941 MB / 0.7325 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.074e-05/0.6926, allocations: 85.17 kB / 0.9659 GB, free: 9.844 MB / 0.7325 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001149/0.6938, allocations: 1.122 MB / 0.967 GB, free: 9.48 MB / 0.7325 GB Notification: Performance of collectPreVariables (initialization): time 4.266e-05/0.6938, allocations: 38.86 kB / 0.967 GB, free: 9.449 MB / 0.7325 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003065/0.6941, allocations: 487.9 kB / 0.9675 GB, free: 9.238 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 7.645e-05/0.6942, allocations: 108.4 kB / 0.9676 GB, free: 9.16 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 5.855e-05/0.6943, allocations: 44.55 kB / 0.9676 GB, free: 9.141 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 8.887e-05/0.6944, allocations: 322.4 kB / 0.9679 GB, free: 8.832 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003446/0.6947, allocations: 216.7 kB / 0.9681 GB, free: 8.781 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005333/0.6953, allocations: 0.5249 MB / 0.9686 GB, free: 8.359 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0007851/0.6961, allocations: 0.6369 MB / 0.9693 GB, free: 8.023 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.018e-06/0.6961, allocations: 0.9375 kB / 0.9693 GB, free: 8.023 MB / 0.7325 GB Notification: Performance of matching and sorting (n=54) (initialization): time 0.001857/0.698, allocations: 1.057 MB / 0.9703 GB, free: 7.625 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 0.000138/0.6981, allocations: 285.8 kB / 0.9706 GB, free: 7.297 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.945e-06/0.6981, allocations: 5.188 kB / 0.9706 GB, free: 7.297 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001087/0.6992, allocations: 376.2 kB / 0.9709 GB, free: 7.191 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002041/0.6994, allocations: 70.92 kB / 0.971 GB, free: 7.172 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001085/0.7005, allocations: 1.084 MB / 0.9721 GB, free: 6.504 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006743/0.7012, allocations: 105.2 kB / 0.9722 GB, free: 6.457 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.236e-05/0.7013, allocations: 23.41 kB / 0.9722 GB, free: 6.457 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 5.6e-06/0.7013, allocations: 6.281 kB / 0.9722 GB, free: 6.457 MB / 0.7325 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.001115/0.7024, allocations: 0.7238 MB / 0.9729 GB, free: 6.23 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.023e-06/0.7024, allocations: 6.219 kB / 0.9729 GB, free: 6.23 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004384/0.7028, allocations: 223.6 kB / 0.9731 GB, free: 6.164 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001792/0.703, allocations: 63.94 kB / 0.9732 GB, free: 6.152 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002885/0.7059, allocations: 3.003 MB / 0.9761 GB, free: 4.348 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005724/0.7065, allocations: 91.84 kB / 0.9762 GB, free: 4.309 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.26e-05/0.7066, allocations: 30.39 kB / 0.9762 GB, free: 4.301 MB / 0.7325 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 0.0004007/0.707, allocations: 464.4 kB / 0.9767 GB, free: 4.039 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 9.856e-05/0.7071, allocations: 101.8 kB / 0.9768 GB, free: 3.984 MB / 0.7325 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001072/0.7081, allocations: 0.7239 MB / 0.9775 GB, free: 3.734 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.43e-06/0.7082, allocations: 10.84 kB / 0.9775 GB, free: 3.727 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.074e-06/0.7082, allocations: 2.125 kB / 0.9775 GB, free: 3.727 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.542e-06/0.7082, allocations: 3.984 kB / 0.9775 GB, free: 3.723 MB / 0.7325 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001963/0.7102, allocations: 1.603 MB / 0.9791 GB, free: 2.938 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.805e-06/0.7102, allocations: 4.766 kB / 0.9791 GB, free: 2.938 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001017/0.7103, allocations: 22.92 kB / 0.9791 GB, free: 2.934 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004108/0.7107, allocations: 257.5 kB / 0.9793 GB, free: 2.859 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.959e-05/0.7107, allocations: 6.969 kB / 0.9793 GB, free: 2.859 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0007934/0.7115, allocations: 1.029 MB / 0.9803 GB, free: 2.215 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.274e-06/0.7115, allocations: 3.469 kB / 0.9803 GB, free: 2.215 MB / 0.7325 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001007/0.7125, allocations: 0.8439 MB / 0.9812 GB, free: 1.797 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.000241/0.7128, allocations: 221.5 kB / 0.9814 GB, free: 1.633 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 9.084e-05/0.7129, allocations: 6.344 kB / 0.9814 GB, free: 1.633 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004483/0.7133, allocations: 55.86 kB / 0.9814 GB, free: 1.609 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 7.144e-05/0.7134, allocations: 34.33 kB / 0.9815 GB, free: 1.59 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.133e-05/0.7135, allocations: 10.88 kB / 0.9815 GB, free: 1.59 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.0007583/0.7142, allocations: 0.7943 MB / 0.9823 GB, free: 1.328 MB / 0.7325 GB Notification: Performance of sort global known variables: time 6.71e-07/0.7142, allocations: 0 / 0.9823 GB, free: 1.328 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.000994/0.7152, allocations: 435.6 kB / 0.9827 GB, free: 1.301 MB / 0.7325 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 0.001309/0.7165, allocations: 1.374 MB / 0.984 GB, free: 384 kB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.002029/0.7186, allocations: 1.216 MB / 0.9852 GB, free: 15.86 MB / 0.7481 GB Notification: Performance of simCode: created event and clocks part: time 3.336e-06/0.7186, allocations: 3.75 kB / 0.9852 GB, free: 15.86 MB / 0.7481 GB Notification: Performance of simCode: created simulation system equations: time 0.0005243/0.7191, allocations: 278.8 kB / 0.9855 GB, free: 15.79 MB / 0.7481 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002068/0.7212, allocations: 466.4 kB / 0.9859 GB, free: 15.64 MB / 0.7481 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01293/0.7341, allocations: 9.506 MB / 0.9952 GB, free: 10.1 MB / 0.7481 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005723/0.7347, allocations: 1.185 MB / 0.9964 GB, free: 9.164 MB / 0.7481 GB Notification: Performance of simCode: alias equations: time 0.0007577/0.7355, allocations: 303.6 kB / 0.9966 GB, free: 9.027 MB / 0.7481 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003235/0.7358, allocations: 308.6 kB / 0.9969 GB, free: 8.773 MB / 0.7481 GB Notification: Performance of SimCode: time 5.81e-07/0.7358, allocations: 0 / 0.9969 GB, free: 8.773 MB / 0.7481 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 3.549/4.285, allocations: 27.03 MB / 1.023 GB, free: 4.883 MB / 0.7637 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0003131/4.285, allocations: 280.3 kB / 1.024 GB, free: 4.504 MB / 0.7637 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.079/7.365, allocations: 0 / 1.024 GB, free: 4.504 MB / 0.7637 GB (rm -f Buildings_8_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp.pipe ; mkfifo Buildings_8_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp.pipe ; head -c 1048576 < Buildings_8_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp.pipe >> ../files/Buildings_8_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_Buildings_8_Buildings_Fluid_Examples_Performance_PressureDrop_SeriesDp_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_8_Buildings_Fluid_Examples_Performance_PressureDrop_SeriesDp.fmu > Buildings_8_Buildings.Fluid.Examples.Performance.PressureDrop.SeriesDp.pipe 2>&1)