Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Fluid.FixedResistances.Validation.PlugFlowPipes.FlowReversal.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.FixedResistances.Validation.PlugFlowPipes.FlowReversal,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.FixedResistances.Validation.PlugFlowPipes.FlowReversal") translateModel(IDEAS.Fluid.FixedResistances.Validation.PlugFlowPipes.FlowReversal,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.FixedResistances.Validation.PlugFlowPipes.FlowReversal") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.005319/0.005319, allocations: 97.12 kB / 15.73 MB, free: 5.949 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001158/0.001157, allocations: 195.8 kB / 16.67 MB, free: 5.871 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.401/1.402, allocations: 222.9 MB / 240.4 MB, free: 15.08 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.8277/0.8277, allocations: 135.2 MB / 425.7 MB, free: 4.102 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001202/0.001203, allocations: 61.81 kB / 0.5856 GB, free: 21.62 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1664/0.1676, allocations: 80.93 MB / 0.6646 GB, free: 5.812 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.FixedResistances.Validation.PlugFlowPipes.FlowReversal): time 0.05798/0.2256, allocations: 60.72 MB / 0.7239 GB, free: 8.887 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.02163/0.2473, allocations: 14.63 MB / 0.7382 GB, free: 10.22 MB / 0.5762 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003398/0.2507, allocations: 63.62 kB / 0.7383 GB, free: 10.16 MB / 0.5762 GB Notification: Performance of NFTyping.typeComponents: time 0.002824/0.2536, allocations: 0.7219 MB / 0.739 GB, free: 9.43 MB / 0.5762 GB Notification: Performance of NFTyping.typeBindings: time 0.007193/0.2608, allocations: 2.254 MB / 0.7412 GB, free: 7.168 MB / 0.5762 GB Notification: Performance of NFTyping.typeClassSections: time 0.004989/0.2659, allocations: 1.675 MB / 0.7428 GB, free: 5.5 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.005572/0.2714, allocations: 4.025 MB / 0.7468 GB, free: 1.469 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002076/0.2735, allocations: 1.286 MB / 0.748 GB, free: 156 kB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.439/0.7125, allocations: 1.572 MB / 0.7495 GB, free: 10.76 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002759/0.7153, allocations: 1.088 MB / 0.7506 GB, free: 10.76 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0004208/0.7157, allocations: 135.6 kB / 0.7507 GB, free: 10.76 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004259/0.72, allocations: 1.709 MB / 0.7524 GB, free: 10.76 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.0004938/0.7205, allocations: 342.3 kB / 0.7527 GB, free: 10.71 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.001379/0.7219, allocations: 0.7856 MB / 0.7535 GB, free: 10.5 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.006567/0.7285, allocations: 2.726 MB / 0.7562 GB, free: 10.16 MB / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 5.721e-06/0.7285, allocations: 1.25 kB / 0.7562 GB, free: 10.16 MB / 0.5762 GB Notification: Performance of FrontEnd: time 2.074e-06/0.7285, allocations: 1.391 kB / 0.7562 GB, free: 10.16 MB / 0.5762 GB Notification: Performance of Transformations before backend: time 5.538e-05/0.7286, allocations: 0 / 0.7562 GB, free: 10.16 MB / 0.5762 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 215 * Number of variables: 215 Notification: Performance of Generate backend data structure: time 0.004511/0.7331, allocations: 1.898 MB / 0.758 GB, free: 9.152 MB / 0.5762 GB Notification: Performance of prepare preOptimizeDAE: time 5.252e-05/0.7332, allocations: 11.77 kB / 0.758 GB, free: 9.152 MB / 0.5762 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0006475/0.7338, allocations: 171.9 kB / 0.7582 GB, free: 9.07 MB / 0.5762 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003677/0.7375, allocations: 1.329 MB / 0.7595 GB, free: 8.668 MB / 0.5762 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001052/0.7377, allocations: 69.53 kB / 0.7596 GB, free: 8.668 MB / 0.5762 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002332/0.7379, allocations: 84.92 kB / 0.7596 GB, free: 8.668 MB / 0.5762 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002378/0.7403, allocations: 0.9591 MB / 0.7606 GB, free: 8.504 MB / 0.5762 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.044e-05/0.7403, allocations: 2.719 kB / 0.7606 GB, free: 8.504 MB / 0.5762 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 8.746e-05/0.7404, allocations: 34.48 kB / 0.7606 GB, free: 8.504 MB / 0.5762 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.706e-05/0.7405, allocations: 27.02 kB / 0.7606 GB, free: 8.504 MB / 0.5762 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001414/0.7419, allocations: 0.6606 MB / 0.7613 GB, free: 8.496 MB / 0.5762 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 0.006993/0.7489, allocations: 5.233 MB / 0.7664 GB, free: 5.434 MB / 0.5762 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0008033/0.7497, allocations: 399.3 kB / 0.7668 GB, free: 5.41 MB / 0.5762 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003773/0.7501, allocations: 247.8 kB / 0.767 GB, free: 5.398 MB / 0.5762 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001019/0.7512, allocations: 1.589 MB / 0.7686 GB, free: 3.613 MB / 0.5762 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.042e-05/0.7512, allocations: 42.41 kB / 0.7686 GB, free: 3.574 MB / 0.5762 GB Notification: Performance of pre-optimization done (n=53): time 2.675e-06/0.7512, allocations: 1.875 kB / 0.7686 GB, free: 3.574 MB / 0.5762 GB Notification: Performance of matching and sorting (n=53): time 0.002424/0.7536, allocations: 0.9403 MB / 0.7695 GB, free: 3.352 MB / 0.5762 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.782e-05/0.7537, allocations: 57.88 kB / 0.7696 GB, free: 3.289 MB / 0.5762 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001575/0.7553, allocations: 0.9969 MB / 0.7705 GB, free: 3.137 MB / 0.5762 GB Notification: Performance of collectPreVariables (initialization): time 7.444e-05/0.7554, allocations: 38.02 kB / 0.7706 GB, free: 3.105 MB / 0.5762 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004203/0.7558, allocations: 0.5894 MB / 0.7712 GB, free: 2.867 MB / 0.5762 GB Notification: Performance of collectInitialBindings (initialization): time 0.00019/0.756, allocations: 203.2 kB / 0.7714 GB, free: 2.738 MB / 0.5762 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002017/0.7562, allocations: 131.9 kB / 0.7715 GB, free: 2.719 MB / 0.5762 GB Notification: Performance of setup shared object (initialization): time 6.156e-05/0.7563, allocations: 339.3 kB / 0.7718 GB, free: 2.41 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003468/0.7566, allocations: 202.2 kB / 0.772 GB, free: 2.402 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004476/0.7571, allocations: 400.1 kB / 0.7724 GB, free: 2.184 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0008481/0.7579, allocations: 0.6299 MB / 0.773 GB, free: 1.953 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.973e-06/0.758, allocations: 6.688 kB / 0.773 GB, free: 1.949 MB / 0.5762 GB Notification: Performance of matching and sorting (n=84) (initialization): time 0.001848/0.7598, allocations: 0.8313 MB / 0.7738 GB, free: 1.828 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 2.596e-05/0.7598, allocations: 9.094 kB / 0.7738 GB, free: 1.828 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.625e-05/0.7599, allocations: 9.125 kB / 0.7738 GB, free: 1.828 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005659/0.7605, allocations: 108.5 kB / 0.7739 GB, free: 1.816 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004361/0.7609, allocations: 136.5 kB / 0.7741 GB, free: 1.816 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0003925/0.7613, allocations: 0.6128 MB / 0.7747 GB, free: 1.285 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008881/0.7622, allocations: 71.58 kB / 0.7747 GB, free: 1.25 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.768e-05/0.7623, allocations: 38.42 kB / 0.7748 GB, free: 1.25 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0007966/0.7631, allocations: 438 kB / 0.7752 GB, free: 1.168 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0005044/0.7636, allocations: 402.1 kB / 0.7756 GB, free: 0.9453 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0008896/0.7645, allocations: 0.6213 MB / 0.7762 GB, free: 0.7148 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.658e-06/0.7645, allocations: 2.188 kB / 0.7762 GB, free: 0.7148 MB / 0.5762 GB Notification: Performance of matching and sorting (n=84) (initialization_lambda0): time 0.001853/0.7664, allocations: 0.8291 MB / 0.777 GB, free: 0.5938 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 1.66e-05/0.7664, allocations: 10.78 kB / 0.777 GB, free: 0.5898 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.247e-05/0.7664, allocations: 8.406 kB / 0.777 GB, free: 0.5898 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.000483/0.7669, allocations: 112.1 kB / 0.7771 GB, free: 0.5781 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004345/0.7674, allocations: 141.6 kB / 0.7772 GB, free: 0.5742 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0004497/0.7678, allocations: 0.5933 MB / 0.7778 GB, free: 16.06 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008235/0.7687, allocations: 59.3 kB / 0.7779 GB, free: 16.03 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.625e-05/0.7687, allocations: 41.56 kB / 0.7779 GB, free: 16.03 MB / 0.5919 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 26 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (79): * Single equations (assignments): 76 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * 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 {(1,3)} Notification: Performance of prepare postOptimizeDAE: time 0.0003156/0.7691, allocations: 232.6 kB / 0.7781 GB, free: 15.84 MB / 0.5919 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002375/0.7693, allocations: 122.1 kB / 0.7783 GB, free: 15.77 MB / 0.5919 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002222/0.7715, allocations: 1.054 MB / 0.7793 GB, free: 15.67 MB / 0.5919 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.397e-05/0.7716, allocations: 11.53 kB / 0.7793 GB, free: 15.67 MB / 0.5919 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.893e-06/0.7716, allocations: 4 kB / 0.7793 GB, free: 15.67 MB / 0.5919 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001348/0.773, allocations: 0.8033 MB / 0.7801 GB, free: 15.48 MB / 0.5919 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003467/0.7764, allocations: 2.096 MB / 0.7821 GB, free: 15.11 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.571e-05/0.7765, allocations: 2.594 kB / 0.7821 GB, free: 15.11 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003948/0.7769, allocations: 103.1 kB / 0.7822 GB, free: 15.11 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0003122/0.7772, allocations: 68.2 kB / 0.7823 GB, free: 15.1 MB / 0.5919 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.516e-05/0.7773, allocations: 24.42 kB / 0.7823 GB, free: 15.09 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0004255/0.7777, allocations: 0.5869 MB / 0.7829 GB, free: 14.57 MB / 0.5919 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.645e-06/0.7777, allocations: 4.75 kB / 0.7829 GB, free: 14.57 MB / 0.5919 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002245/0.7799, allocations: 1.327 MB / 0.7842 GB, free: 14.31 MB / 0.5919 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0005459/0.7805, allocations: 299.2 kB / 0.7845 GB, free: 14.14 MB / 0.5919 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002205/0.7807, allocations: 10.03 kB / 0.7845 GB, free: 14.14 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006435/0.7814, allocations: 33.48 kB / 0.7845 GB, free: 14.14 MB / 0.5919 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001089/0.7815, allocations: 62.27 kB / 0.7846 GB, free: 14.13 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.143e-05/0.7816, allocations: 30.44 kB / 0.7846 GB, free: 14.13 MB / 0.5919 GB Notification: Performance of sorting global known variables: time 0.001165/0.7828, allocations: 0.6876 MB / 0.7853 GB, free: 14.02 MB / 0.5919 GB Notification: Performance of sort global known variables: time 1.7e-07/0.7828, allocations: 0 / 0.7853 GB, free: 14.02 MB / 0.5919 GB Notification: Performance of remove unused functions: time 0.002692/0.7855, allocations: 0.7505 MB / 0.786 GB, free: 13.89 MB / 0.5919 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 4 (pip.del.x,pip.timDel.x,pip.vol_b.dynBal.U,pip.vol_a.dynBal.U) * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (65): * Single equations (assignments): 50 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 14 * 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 {(1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001737/0.7872, allocations: 0.5846 MB / 0.7866 GB, free: 13.69 MB / 0.5919 GB Notification: Performance of simCode: created initialization part: time 0.002488/0.7897, allocations: 1.05 MB / 0.7876 GB, free: 13.55 MB / 0.5919 GB Notification: Performance of simCode: created event and clocks part: time 5.119e-06/0.7897, allocations: 0 / 0.7876 GB, free: 13.55 MB / 0.5919 GB Notification: Performance of simCode: created simulation system equations: time 0.0006731/0.7904, allocations: 427.2 kB / 0.788 GB, free: 13.48 MB / 0.5919 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003028/0.7935, allocations: 0.6011 MB / 0.7886 GB, free: 13.39 MB / 0.5919 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004109/0.7976, allocations: 2.171 MB / 0.7907 GB, free: 12.42 MB / 0.5919 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000942/0.7985, allocations: 1.131 MB / 0.7918 GB, free: 11.7 MB / 0.5919 GB Notification: Performance of simCode: alias equations: time 0.001313/0.7999, allocations: 320 kB / 0.7921 GB, free: 11.63 MB / 0.5919 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003303/0.8002, allocations: 113.6 kB / 0.7922 GB, free: 11.62 MB / 0.5919 GB Notification: Performance of SimCode: time 8.92e-07/0.8002, allocations: 3.938 kB / 0.7923 GB, free: 11.61 MB / 0.5919 GB Notification: Performance of Templates: time 0.04926/0.8495, allocations: 28.16 MB / 0.8197 GB, free: 10.93 MB / 0.6075 GB make -j1 -f IDEAS_dev_IDEAS.Fluid.FixedResistances.Validation.PlugFlowPipes.FlowReversal.makefile (rm -f IDEAS_dev_IDEAS.Fluid.FixedResistances.Validation.PlugFlowPipes.FlowReversal.pipe ; mkfifo IDEAS_dev_IDEAS.Fluid.FixedResistances.Validation.PlugFlowPipes.FlowReversal.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Fluid.FixedResistances.Validation.PlugFlowPipes.FlowReversal.pipe >> ../files/IDEAS_dev_IDEAS.Fluid.FixedResistances.Validation.PlugFlowPipes.FlowReversal.sim & ./IDEAS_dev_IDEAS.Fluid.FixedResistances.Validation.PlugFlowPipes.FlowReversal -abortSlowSimulation -alarm=480 -lv LOG_STATS > IDEAS_dev_IDEAS.Fluid.FixedResistances.Validation.PlugFlowPipes.FlowReversal.pipe 2>&1)