Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlowOptimised.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/IDEAS 3.0.0-master/package.mo", uses=false) Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/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(IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlowOptimised,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlowOptimised") translateModel(IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlowOptimised,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlowOptimised") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001553/0.001554, allocations: 109.4 kB / 16.41 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 0.001642/0.001643, allocations: 184.3 kB / 17.34 MB, free: 5.629 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.423/1.423, allocations: 222.9 MB / 241 MB, free: 15.2 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.8456/0.8456, allocations: 135.1 MB / 426.3 MB, free: 4.133 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001257/0.001257, allocations: 58.22 kB / 0.5863 GB, free: 21.66 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1472/0.1485, allocations: 80.92 MB / 0.6653 GB, free: 5.812 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlowOptimised): time 0.5292/0.6777, allocations: 161.6 MB / 0.8231 GB, free: 4.574 MB / 0.5919 GB Notification: Performance of NFInst.instExpressions: time 0.003436/0.6812, allocations: 1.761 MB / 0.8249 GB, free: 3.156 MB / 0.5919 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0005285/0.6817, allocations: 16.22 kB / 0.8249 GB, free: 3.148 MB / 0.5919 GB Notification: Performance of NFTyping.typeComponents: time 0.0007138/0.6825, allocations: 166.4 kB / 0.825 GB, free: 3.008 MB / 0.5919 GB Notification: Performance of NFTyping.typeBindings: time 0.001613/0.6842, allocations: 0.5168 MB / 0.8255 GB, free: 2.617 MB / 0.5919 GB Notification: Performance of NFTyping.typeClassSections: time 0.001303/0.6855, allocations: 400.7 kB / 0.8259 GB, free: 2.336 MB / 0.5919 GB Notification: Performance of NFFlatten.flatten: time 0.0029/0.6884, allocations: 2.542 MB / 0.8284 GB, free: 0.9297 MB / 0.5919 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002977/0.6914, allocations: 2.411 MB / 0.8308 GB, free: 15.45 MB / 0.6075 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002068/0.6935, allocations: 1.041 MB / 0.8318 GB, free: 14.89 MB / 0.6075 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0013/0.6948, allocations: 0.7237 MB / 0.8325 GB, free: 14.48 MB / 0.6075 GB Notification: Performance of NFPackage.collectConstants: time 0.0002613/0.695, allocations: 57.97 kB / 0.8325 GB, free: 14.48 MB / 0.6075 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001925/0.697, allocations: 0.745 MB / 0.8333 GB, free: 14.08 MB / 0.6075 GB Notification: Performance of NFScalarize.scalarize: time 0.0005156/0.6975, allocations: 313.2 kB / 0.8336 GB, free: 13.87 MB / 0.6075 GB Notification: Performance of NFVerifyModel.verify: time 0.001152/0.6987, allocations: 0.5412 MB / 0.8341 GB, free: 13.54 MB / 0.6075 GB Notification: Performance of NFConvertDAE.convert: time 0.002329/0.701, allocations: 1.421 MB / 0.8355 GB, free: 12.7 MB / 0.6075 GB Notification: Performance of FrontEnd - DAE generated: time 4.979e-06/0.701, allocations: 0 / 0.8355 GB, free: 12.7 MB / 0.6075 GB Notification: Performance of FrontEnd: time 2.054e-06/0.701, allocations: 2.469 kB / 0.8355 GB, free: 12.7 MB / 0.6075 GB Notification: Performance of Transformations before backend: time 5.012e-05/0.7011, allocations: 0 / 0.8355 GB, free: 12.7 MB / 0.6075 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 126 * Number of variables: 126 Notification: Performance of Generate backend data structure: time 0.003012/0.7041, allocations: 1.46 MB / 0.8369 GB, free: 11.57 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 3.955e-05/0.7042, allocations: 7.922 kB / 0.8369 GB, free: 11.57 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008662/0.705, allocations: 197.4 kB / 0.8371 GB, free: 11.48 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001328/0.7064, allocations: 0.8484 MB / 0.8379 GB, free: 10.86 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.914e-05/0.7064, allocations: 48.28 kB / 0.838 GB, free: 10.84 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 7.915e-05/0.7065, allocations: 56.53 kB / 0.838 GB, free: 10.82 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001184/0.7077, allocations: 0.827 MB / 0.8388 GB, free: 10.23 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.817e-05/0.7077, allocations: 3.938 kB / 0.8389 GB, free: 10.23 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.1e-05/0.7078, allocations: 23.34 kB / 0.8389 GB, free: 10.21 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.275e-05/0.7078, allocations: 12.41 kB / 0.8389 GB, free: 10.21 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0008985/0.7087, allocations: 0.571 MB / 0.8394 GB, free: 9.926 MB / 0.6075 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 0.003835/0.7126, allocations: 4.197 MB / 0.8435 GB, free: 6.16 MB / 0.6075 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0007102/0.7133, allocations: 442.4 kB / 0.844 GB, free: 5.938 MB / 0.6075 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004471/0.7137, allocations: 341.5 kB / 0.8443 GB, free: 5.773 MB / 0.6075 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003083/0.7141, allocations: 197.5 kB / 0.8445 GB, free: 5.566 MB / 0.6075 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0004989/0.7146, allocations: 315.7 kB / 0.8448 GB, free: 5.359 MB / 0.6075 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0002504/0.7148, allocations: 29.78 kB / 0.8448 GB, free: 5.34 MB / 0.6075 GB Notification: Performance of pre-optimization done (n=33): time 2.154e-06/0.7148, allocations: 0 / 0.8448 GB, free: 5.34 MB / 0.6075 GB Notification: Performance of matching and sorting (n=33): time 0.00476/0.7196, allocations: 1.682 MB / 0.8464 GB, free: 4.398 MB / 0.6075 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.613e-05/0.7197, allocations: 81.48 kB / 0.8465 GB, free: 4.305 MB / 0.6075 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001398/0.7211, allocations: 1.15 MB / 0.8476 GB, free: 3.695 MB / 0.6075 GB Notification: Performance of collectPreVariables (initialization): time 6.81e-05/0.7212, allocations: 38.2 kB / 0.8477 GB, free: 3.656 MB / 0.6075 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003935/0.7216, allocations: 489 kB / 0.8482 GB, free: 3.242 MB / 0.6075 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001035/0.7217, allocations: 119.8 kB / 0.8483 GB, free: 3.141 MB / 0.6075 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001614/0.7219, allocations: 113.1 kB / 0.8484 GB, free: 3.074 MB / 0.6075 GB Notification: Performance of setup shared object (initialization): time 0.0001245/0.722, allocations: 327 kB / 0.8487 GB, free: 2.754 MB / 0.6075 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003721/0.7224, allocations: 232.6 kB / 0.8489 GB, free: 2.641 MB / 0.6075 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006158/0.723, allocations: 0.5413 MB / 0.8494 GB, free: 2.031 MB / 0.6075 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0009073/0.7239, allocations: 0.6846 MB / 0.8501 GB, free: 1.27 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.881e-06/0.7239, allocations: 0 / 0.8501 GB, free: 1.27 MB / 0.6075 GB Notification: Performance of matching and sorting (n=56) (initialization): time 0.002297/0.7262, allocations: 1.091 MB / 0.8512 GB, free: 164 kB / 0.6075 GB Notification: Performance of prepare postOptimizeDAE: time 4.245e-05/0.7263, allocations: 41.64 kB / 0.8512 GB, free: 116 kB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.208e-05/0.7263, allocations: 7.984 kB / 0.8512 GB, free: 108 kB / 0.6075 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001276/0.7276, allocations: 377 kB / 0.8516 GB, free: 15.73 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003609/0.728, allocations: 87.77 kB / 0.8517 GB, free: 15.65 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0011/0.7291, allocations: 1.039 MB / 0.8527 GB, free: 14.59 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008786/0.73, allocations: 56.17 kB / 0.8527 GB, free: 14.53 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.554e-05/0.73, allocations: 31.92 kB / 0.8528 GB, free: 14.5 MB / 0.6231 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0008045/0.7309, allocations: 0.5164 MB / 0.8533 GB, free: 13.98 MB / 0.6231 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0005825/0.7314, allocations: 0.5031 MB / 0.8538 GB, free: 13.34 MB / 0.6231 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0007929/0.7322, allocations: 0.5996 MB / 0.8543 GB, free: 12.66 MB / 0.6231 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.386e-06/0.7323, allocations: 0 / 0.8543 GB, free: 12.66 MB / 0.6231 GB Notification: Performance of matching and sorting (n=56) (initialization_lambda0): time 0.001659/0.7339, allocations: 0.8965 MB / 0.8552 GB, free: 11.75 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.655e-05/0.734, allocations: 37.64 kB / 0.8553 GB, free: 11.7 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.842e-06/0.734, allocations: 4 kB / 0.8553 GB, free: 11.7 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005674/0.7346, allocations: 241.3 kB / 0.8555 GB, free: 11.46 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003435/0.7349, allocations: 95.75 kB / 0.8556 GB, free: 11.37 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003647/0.7386, allocations: 3.278 MB / 0.8588 GB, free: 7.953 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009481/0.7395, allocations: 72.31 kB / 0.8588 GB, free: 7.883 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.045e-05/0.7396, allocations: 20 kB / 0.8589 GB, free: 7.863 MB / 0.6231 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_m_flow.count,$PRE.pulse_m_flow.count,pulse_m_flow.T_start,$PRE.pulse_m_flow.T_start,$whenCondition1) * 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 (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 {(1,20)} Notification: Performance of prepare postOptimizeDAE: time 0.0002353/0.7398, allocations: 220.1 kB / 0.8591 GB, free: 7.641 MB / 0.6231 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001429/0.74, allocations: 106.7 kB / 0.8592 GB, free: 7.535 MB / 0.6231 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001399/0.7414, allocations: 0.7617 MB / 0.8599 GB, free: 6.758 MB / 0.6231 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.073e-06/0.7414, allocations: 7.938 kB / 0.8599 GB, free: 6.75 MB / 0.6231 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.074e-06/0.7414, allocations: 4 kB / 0.8599 GB, free: 6.746 MB / 0.6231 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.452e-06/0.7414, allocations: 7.984 kB / 0.8599 GB, free: 6.738 MB / 0.6231 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002545/0.744, allocations: 1.705 MB / 0.8616 GB, free: 4.953 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.488e-06/0.744, allocations: 7.984 kB / 0.8616 GB, free: 4.945 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002545/0.7443, allocations: 48.11 kB / 0.8617 GB, free: 4.898 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0005106/0.7448, allocations: 247.2 kB / 0.8619 GB, free: 4.656 MB / 0.6231 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.514e-05/0.7448, allocations: 8 kB / 0.8619 GB, free: 4.648 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0009387/0.7458, allocations: 1.013 MB / 0.8629 GB, free: 3.609 MB / 0.6231 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.204e-06/0.7458, allocations: 4.031 kB / 0.8629 GB, free: 3.605 MB / 0.6231 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001372/0.7472, allocations: 0.8895 MB / 0.8638 GB, free: 2.676 MB / 0.6231 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003927/0.7476, allocations: 223.8 kB / 0.864 GB, free: 2.438 MB / 0.6231 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001151/0.7477, allocations: 12 kB / 0.864 GB, free: 2.426 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005493/0.7482, allocations: 35.94 kB / 0.864 GB, free: 2.391 MB / 0.6231 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 8.989e-05/0.7483, allocations: 35.91 kB / 0.8641 GB, free: 2.355 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.238e-05/0.7484, allocations: 11.94 kB / 0.8641 GB, free: 2.344 MB / 0.6231 GB Notification: Performance of sorting global known variables: time 0.001062/0.7494, allocations: 0.8197 MB / 0.8649 GB, free: 1.516 MB / 0.6231 GB Notification: Performance of sort global known variables: time 1.5e-07/0.7494, allocations: 4 kB / 0.8649 GB, free: 1.512 MB / 0.6231 GB Notification: Performance of remove unused functions: time 0.001218/0.7507, allocations: 467.4 kB / 0.8653 GB, free: 1.055 MB / 0.6231 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 (13): * Single equations (assignments): 10 * 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 {(1,20)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0004493/0.7511, allocations: 172.6 kB / 0.8655 GB, free: 0.8867 MB / 0.6231 GB Notification: Performance of simCode: created initialization part: time 0.002178/0.7533, allocations: 1.142 MB / 0.8666 GB, free: 15.71 MB / 0.6387 GB Notification: Performance of simCode: created event and clocks part: time 3.787e-06/0.7533, allocations: 0 / 0.8666 GB, free: 15.71 MB / 0.6387 GB Notification: Performance of simCode: created simulation system equations: time 0.000539/0.7539, allocations: 243.1 kB / 0.8668 GB, free: 15.47 MB / 0.6387 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002201/0.7561, allocations: 0.4941 MB / 0.8673 GB, free: 14.98 MB / 0.6387 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002901/0.759, allocations: 1.813 MB / 0.8691 GB, free: 13.11 MB / 0.6387 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0007302/0.7598, allocations: 1.185 MB / 0.8702 GB, free: 11.89 MB / 0.6387 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001692/0.7599, allocations: 67.42 kB / 0.8703 GB, free: 11.82 MB / 0.6387 GB Notification: Performance of SimCode: time 7.81e-07/0.7599, allocations: 0 / 0.8703 GB, free: 11.82 MB / 0.6387 GB Notification: Performance of Templates: time 0.02727/0.7872, allocations: 20.93 MB / 0.8907 GB, free: 6.988 MB / 0.6544 GB make -j1 -f IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlowOptimised.makefile (rm -f IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlowOptimised.pipe ; mkfifo IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlowOptimised.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlowOptimised.pipe >> ../files/IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlowOptimised.sim & ./IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlowOptimised -abortSlowSimulation -alarm=480 -lv LOG_STATS > IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlowOptimised.pipe 2>&1)