Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlow.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.ParallelFlow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlow") translateModel(IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlow") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.005937/0.005937, allocations: 101.4 kB / 15.73 MB, free: 5.988 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001232/0.001232, allocations: 188.8 kB / 16.67 MB, free: 5.914 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.355/1.355, allocations: 222.9 MB / 240.4 MB, free: 4.145 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.9328/0.9328, allocations: 135.1 MB / 425.7 MB, free: 11.89 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001198/0.001198, allocations: 63.91 kB / 0.5856 GB, free: 3.312 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3646/0.3658, allocations: 80.91 MB / 0.6646 GB, free: 7.578 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlow): time 0.1736/0.5394, allocations: 161.6 MB / 0.8225 GB, free: 15.41 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.00374/0.5432, allocations: 1.761 MB / 0.8242 GB, free: 13.64 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0005162/0.5438, allocations: 15.81 kB / 0.8242 GB, free: 13.63 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.0007274/0.5446, allocations: 166.9 kB / 0.8244 GB, free: 13.46 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.001787/0.5464, allocations: 0.525 MB / 0.8249 GB, free: 12.94 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.001606/0.548, allocations: 391.4 kB / 0.8252 GB, free: 12.56 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.003072/0.5511, allocations: 2.554 MB / 0.8277 GB, free: 9.996 MB / 0.6544 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003053/0.5541, allocations: 2.407 MB / 0.8301 GB, free: 7.574 MB / 0.6544 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001827/0.556, allocations: 1.032 MB / 0.8311 GB, free: 6.539 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001329/0.5573, allocations: 0.7156 MB / 0.8318 GB, free: 5.82 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.0002667/0.5576, allocations: 60 kB / 0.8319 GB, free: 5.762 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001622/0.5592, allocations: 0.7484 MB / 0.8326 GB, free: 5.012 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.000479/0.5597, allocations: 310.9 kB / 0.8329 GB, free: 4.707 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.0008385/0.5606, allocations: 0.5441 MB / 0.8334 GB, free: 4.16 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.00174/0.5623, allocations: 1.435 MB / 0.8348 GB, free: 2.723 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 3.877e-06/0.5623, allocations: 0 / 0.8348 GB, free: 2.723 MB / 0.6544 GB Notification: Performance of FrontEnd: time 1.382e-06/0.5624, allocations: 0 / 0.8348 GB, free: 2.723 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 1.712e-05/0.5624, allocations: 0 / 0.8348 GB, free: 2.723 MB / 0.6544 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 0.002281/0.5647, allocations: 1.485 MB / 0.8363 GB, free: 1.176 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 4.246e-05/0.5647, allocations: 16.03 kB / 0.8363 GB, free: 1.16 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007684/0.5655, allocations: 191.1 kB / 0.8365 GB, free: 0.9727 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001295/0.5668, allocations: 0.8656 MB / 0.8373 GB, free: 52 kB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.983e-05/0.5668, allocations: 45 kB / 0.8373 GB, free: 8 kB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001066/0.567, allocations: 63.98 kB / 0.8374 GB, free: 15.94 MB / 0.67 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001196/0.5682, allocations: 0.8199 MB / 0.8382 GB, free: 15.05 MB / 0.67 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.937e-05/0.5682, allocations: 7.938 kB / 0.8382 GB, free: 15.05 MB / 0.67 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.924e-05/0.5682, allocations: 20 kB / 0.8382 GB, free: 15.03 MB / 0.67 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.441e-05/0.5683, allocations: 16 kB / 0.8383 GB, free: 15.01 MB / 0.67 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0009323/0.5692, allocations: 0.5734 MB / 0.8388 GB, free: 14.43 MB / 0.67 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 0.003667/0.5729, allocations: 4.2 MB / 0.8429 GB, free: 9.969 MB / 0.67 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0007645/0.5737, allocations: 443.9 kB / 0.8433 GB, free: 9.527 MB / 0.67 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004921/0.5742, allocations: 342.1 kB / 0.8437 GB, free: 9.191 MB / 0.67 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000292/0.5745, allocations: 202.2 kB / 0.8439 GB, free: 8.957 MB / 0.67 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0005077/0.575, allocations: 307.1 kB / 0.8441 GB, free: 8.637 MB / 0.67 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.000145/0.5751, allocations: 43.84 kB / 0.8442 GB, free: 8.594 MB / 0.67 GB Notification: Performance of pre-optimization done (n=33): time 2.074e-06/0.5751, allocations: 0 / 0.8442 GB, free: 8.594 MB / 0.67 GB Notification: Performance of matching and sorting (n=33): time 0.004803/0.58, allocations: 1.57 MB / 0.8457 GB, free: 6.996 MB / 0.67 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.958e-05/0.58, allocations: 81.11 kB / 0.8458 GB, free: 6.898 MB / 0.67 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001351/0.5814, allocations: 1.147 MB / 0.8469 GB, free: 5.734 MB / 0.67 GB Notification: Performance of collectPreVariables (initialization): time 4.454e-05/0.5815, allocations: 41.7 kB / 0.847 GB, free: 5.688 MB / 0.67 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004044/0.5819, allocations: 493.1 kB / 0.8474 GB, free: 5.203 MB / 0.67 GB Notification: Performance of collectInitialBindings (initialization): time 9.524e-05/0.582, allocations: 119 kB / 0.8475 GB, free: 5.086 MB / 0.67 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001722/0.5821, allocations: 114.2 kB / 0.8477 GB, free: 4.965 MB / 0.67 GB Notification: Performance of setup shared object (initialization): time 0.0001126/0.5823, allocations: 326 kB / 0.848 GB, free: 4.641 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004154/0.5827, allocations: 238.8 kB / 0.8482 GB, free: 4.406 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006449/0.5833, allocations: 0.5423 MB / 0.8487 GB, free: 3.73 MB / 0.67 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0009673/0.5843, allocations: 0.6758 MB / 0.8494 GB, free: 2.977 MB / 0.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.39e-06/0.5843, allocations: 7.938 kB / 0.8494 GB, free: 2.969 MB / 0.67 GB Notification: Performance of matching and sorting (n=56) (initialization): time 0.002369/0.5867, allocations: 1.104 MB / 0.8505 GB, free: 1.848 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 4.004e-05/0.5868, allocations: 35.73 kB / 0.8505 GB, free: 1.809 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.718e-06/0.5868, allocations: 4 kB / 0.8505 GB, free: 1.805 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001496/0.5883, allocations: 430.6 kB / 0.8509 GB, free: 1.383 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003523/0.5886, allocations: 91.81 kB / 0.851 GB, free: 1.293 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001439/0.5901, allocations: 1.096 MB / 0.8521 GB, free: 176 kB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007812/0.5909, allocations: 60.11 kB / 0.8521 GB, free: 116 kB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.658e-05/0.591, allocations: 27.94 kB / 0.8522 GB, free: 88 kB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0007776/0.5917, allocations: 0.5204 MB / 0.8527 GB, free: 15.56 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.000615/0.5924, allocations: 0.5069 MB / 0.8532 GB, free: 14.92 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0008322/0.5932, allocations: 0.5919 MB / 0.8537 GB, free: 14.25 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.498e-06/0.5932, allocations: 4 kB / 0.8537 GB, free: 14.25 MB / 0.6856 GB Notification: Performance of matching and sorting (n=56) (initialization_lambda0): time 0.001624/0.5949, allocations: 0.8972 MB / 0.8546 GB, free: 13.33 MB / 0.6856 GB Notification: Performance of prepare postOptimizeDAE: time 4.343e-05/0.5949, allocations: 41.64 kB / 0.8547 GB, free: 13.29 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.761e-06/0.5949, allocations: 4 kB / 0.8547 GB, free: 13.28 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005405/0.5955, allocations: 225.4 kB / 0.8549 GB, free: 13.06 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003345/0.5958, allocations: 99.98 kB / 0.855 GB, free: 12.96 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004154/0.6, allocations: 3.303 MB / 0.8582 GB, free: 9.52 MB / 0.6856 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008121/0.6008, allocations: 76.3 kB / 0.8583 GB, free: 9.445 MB / 0.6856 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.706e-05/0.6009, allocations: 20 kB / 0.8583 GB, free: 9.426 MB / 0.6856 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 {(10,11)} Notification: Performance of prepare postOptimizeDAE: time 0.0001886/0.6011, allocations: 220.1 kB / 0.8585 GB, free: 9.203 MB / 0.6856 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001395/0.6012, allocations: 107.3 kB / 0.8586 GB, free: 9.098 MB / 0.6856 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001356/0.6026, allocations: 0.7695 MB / 0.8594 GB, free: 8.316 MB / 0.6856 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.571e-06/0.6026, allocations: 7.938 kB / 0.8594 GB, free: 8.309 MB / 0.6856 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.22e-06/0.6026, allocations: 4 kB / 0.8594 GB, free: 8.305 MB / 0.6856 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.192e-06/0.6026, allocations: 7.922 kB / 0.8594 GB, free: 8.297 MB / 0.6856 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002501/0.6051, allocations: 1.726 MB / 0.8611 GB, free: 6.492 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.919e-06/0.6051, allocations: 4 kB / 0.8611 GB, free: 6.488 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002381/0.6054, allocations: 47.89 kB / 0.8611 GB, free: 6.441 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0005557/0.6059, allocations: 266.1 kB / 0.8614 GB, free: 6.18 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.89e-05/0.606, allocations: 8 kB / 0.8614 GB, free: 6.172 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001039/0.607, allocations: 1.043 MB / 0.8624 GB, free: 5.105 MB / 0.6856 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.067e-06/0.607, allocations: 4 kB / 0.8624 GB, free: 5.102 MB / 0.6856 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001335/0.6084, allocations: 0.9019 MB / 0.8633 GB, free: 4.164 MB / 0.6856 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003243/0.6087, allocations: 224.4 kB / 0.8635 GB, free: 3.926 MB / 0.6856 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001358/0.6089, allocations: 12 kB / 0.8635 GB, free: 3.914 MB / 0.6856 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005764/0.6094, allocations: 39.94 kB / 0.8635 GB, free: 3.875 MB / 0.6856 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001024/0.6096, allocations: 27.91 kB / 0.8636 GB, free: 3.848 MB / 0.6856 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.663e-05/0.6096, allocations: 12 kB / 0.8636 GB, free: 3.836 MB / 0.6856 GB Notification: Performance of sorting global known variables: time 0.001072/0.6107, allocations: 0.8158 MB / 0.8644 GB, free: 3.012 MB / 0.6856 GB Notification: Performance of sort global known variables: time 1.4e-07/0.6107, allocations: 3.938 kB / 0.8644 GB, free: 3.008 MB / 0.6856 GB Notification: Performance of remove unused functions: time 0.001222/0.6119, allocations: 463.6 kB / 0.8648 GB, free: 2.555 MB / 0.6856 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 {(10,11)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0004293/0.6123, allocations: 177.2 kB / 0.865 GB, free: 2.379 MB / 0.6856 GB Notification: Performance of simCode: created initialization part: time 0.002671/0.615, allocations: 1.287 MB / 0.8662 GB, free: 1.059 MB / 0.6856 GB Notification: Performance of simCode: created event and clocks part: time 3.417e-06/0.615, allocations: 3.938 kB / 0.8662 GB, free: 1.055 MB / 0.6856 GB Notification: Performance of simCode: created simulation system equations: time 0.0007108/0.6158, allocations: 311.5 kB / 0.8665 GB, free: 0.75 MB / 0.6856 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002028/0.6178, allocations: 0.4894 MB / 0.867 GB, free: 272 kB / 0.6856 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.3118/0.9297, allocations: 1.895 MB / 0.8689 GB, free: 192 MB / 0.6856 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0007335/0.9304, allocations: 1.183 MB / 0.87 GB, free: 191.3 MB / 0.6856 GB Notification: Performance of simCode: alias equations: time 0.001049/0.9315, allocations: 339.2 kB / 0.8704 GB, free: 191.3 MB / 0.6856 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001725/0.9317, allocations: 65.42 kB / 0.8704 GB, free: 191.3 MB / 0.6856 GB Notification: Performance of SimCode: time 9.92e-07/0.9317, allocations: 0.9688 kB / 0.8704 GB, free: 191.3 MB / 0.6856 GB Notification: Performance of Templates: time 0.03588/0.9676, allocations: 20.86 MB / 0.8908 GB, free: 182.6 MB / 0.6856 GB make -j1 -f IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlow.makefile (rm -f IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlow.pipe ; mkfifo IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlow.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlow.pipe >> ../files/IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlow.sim & ./IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlow -abortSlowSimulation -alarm=480 -lv LOG_STATS > IDEAS_dev_IDEAS.Fluid.Examples.Performance.PressureDrop.ParallelFlow.pipe 2>&1)