Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Fluid.Examples.ResistanceVolumeFlowReversal.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.ResistanceVolumeFlowReversal,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Examples.ResistanceVolumeFlowReversal") translateModel(IDEAS.Fluid.Examples.ResistanceVolumeFlowReversal,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Examples.ResistanceVolumeFlowReversal") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001353/0.001354, allocations: 111.3 kB / 15.23 MB, free: 0.6602 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001924/0.001924, allocations: 191.7 kB / 16.13 MB, free: 6.691 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.444/1.444, allocations: 222.9 MB / 239.8 MB, free: 4.617 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.9467/0.9467, allocations: 135.1 MB / 425.1 MB, free: 11.88 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001221/0.001221, allocations: 60.75 kB / 0.5047 GB, free: 5.785 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1653/0.1665, allocations: 80.93 MB / 0.5837 GB, free: 5.02 MB / 494.1 MB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.ResistanceVolumeFlowReversal): time 0.3834/0.5499, allocations: 79.99 MB / 0.6618 GB, free: 3.59 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.03148/0.5815, allocations: 19.33 MB / 0.6807 GB, free: 5.875 MB / 0.5137 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.005107/0.5867, allocations: 101.8 kB / 0.6808 GB, free: 5.832 MB / 0.5137 GB Notification: Performance of NFTyping.typeComponents: time 0.004172/0.5908, allocations: 0.9793 MB / 0.6817 GB, free: 5.305 MB / 0.5137 GB Notification: Performance of NFTyping.typeBindings: time 0.008881/0.5998, allocations: 2.586 MB / 0.6843 GB, free: 3.82 MB / 0.5137 GB Notification: Performance of NFTyping.typeClassSections: time 0.006926/0.6067, allocations: 2.167 MB / 0.6864 GB, free: 2.605 MB / 0.5137 GB Notification: Performance of NFFlatten.flatten: time 0.032/0.6387, allocations: 20.76 MB / 0.7067 GB, free: 11.14 MB / 0.5294 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01205/0.6508, allocations: 6.143 MB / 0.7127 GB, free: 7.551 MB / 0.5294 GB Notification: Performance of NFEvalConstants.evaluate: time 0.01363/0.6645, allocations: 4.819 MB / 0.7174 GB, free: 4.562 MB / 0.5294 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0106/0.6751, allocations: 5.026 MB / 0.7223 GB, free: 15.51 MB / 0.545 GB Notification: Performance of NFPackage.collectConstants: time 0.002329/0.6775, allocations: 316 kB / 0.7226 GB, free: 15.2 MB / 0.545 GB Notification: Performance of NFFlatten.collectFunctions: time 0.007785/0.6853, allocations: 1.553 MB / 0.7241 GB, free: 13.65 MB / 0.545 GB Notification: Performance of NFScalarize.scalarize: time 0.003452/0.6888, allocations: 1.362 MB / 0.7254 GB, free: 12.28 MB / 0.545 GB Notification: Performance of NFVerifyModel.verify: time 0.008301/0.6971, allocations: 2.993 MB / 0.7283 GB, free: 9.273 MB / 0.545 GB Notification: Performance of NFConvertDAE.convert: time 0.01611/0.7133, allocations: 8.752 MB / 0.7369 GB, free: 0.4961 MB / 0.545 GB Notification: Performance of FrontEnd - DAE generated: time 7.283e-06/0.7133, allocations: 4 kB / 0.7369 GB, free: 0.4922 MB / 0.545 GB Notification: Performance of FrontEnd: time 2.364e-06/0.7133, allocations: 0 / 0.7369 GB, free: 0.4922 MB / 0.545 GB Notification: Performance of Transformations before backend: time 0.0003626/0.7137, allocations: 0 / 0.7369 GB, free: 0.4922 MB / 0.545 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 834 * Number of variables: 834 Notification: Performance of Generate backend data structure: time 0.02031/0.734, allocations: 6.476 MB / 0.7432 GB, free: 9.926 MB / 0.5606 GB Notification: Performance of prepare preOptimizeDAE: time 5.554e-05/0.7341, allocations: 12.03 kB / 0.7432 GB, free: 9.914 MB / 0.5606 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.005553/0.7397, allocations: 0.8211 MB / 0.744 GB, free: 9.086 MB / 0.5606 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01348/0.7532, allocations: 5.27 MB / 0.7492 GB, free: 3.734 MB / 0.5606 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000353/0.7536, allocations: 263.1 kB / 0.7494 GB, free: 3.477 MB / 0.5606 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001643/0.7552, allocations: 343.9 kB / 0.7498 GB, free: 3.141 MB / 0.5606 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01509/0.7703, allocations: 5.697 MB / 0.7553 GB, free: 13.2 MB / 0.5762 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001662/0.7705, allocations: 11.88 kB / 0.7553 GB, free: 13.19 MB / 0.5762 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001389/0.7719, allocations: 144 kB / 0.7555 GB, free: 13.05 MB / 0.5762 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001394/0.7721, allocations: 118 kB / 0.7556 GB, free: 12.93 MB / 0.5762 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0137/0.7858, allocations: 5.526 MB / 0.761 GB, free: 7.395 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 0.04668/0.8325, allocations: 23.76 MB / 0.7842 GB, free: 14.5 MB / 0.6075 GB Notification: Performance of preOpt comSubExp (simulation): time 0.005596/0.8382, allocations: 2.745 MB / 0.7869 GB, free: 11.77 MB / 0.6075 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.003256/0.8415, allocations: 1.897 MB / 0.7887 GB, free: 9.867 MB / 0.6075 GB Notification: Performance of preOpt evalFunc (simulation): time 0.01514/0.8566, allocations: 7.046 MB / 0.7956 GB, free: 2.504 MB / 0.6075 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.004155/0.8608, allocations: 1.922 MB / 0.7975 GB, free: 0.5664 MB / 0.6075 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.005642/0.8665, allocations: 1.184 MB / 0.7986 GB, free: 15.38 MB / 0.6231 GB Notification: Performance of pre-optimization done (n=156): time 1.512e-05/0.8666, allocations: 3.938 kB / 0.7986 GB, free: 15.38 MB / 0.6231 GB Notification: Performance of matching and sorting (n=156): time 0.02282/0.8894, allocations: 7.364 MB / 0.8058 GB, free: 7.938 MB / 0.6231 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.553e-05/0.8895, allocations: 76.66 kB / 0.8059 GB, free: 7.848 MB / 0.6231 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01154/0.9011, allocations: 4.894 MB / 0.8107 GB, free: 2.969 MB / 0.6231 GB Notification: Performance of collectPreVariables (initialization): time 0.0007853/0.9019, allocations: 65.7 kB / 0.8107 GB, free: 2.898 MB / 0.6231 GB Notification: Performance of collectInitialEqns (initialization): time 0.003381/0.9053, allocations: 2.459 MB / 0.8131 GB, free: 424 kB / 0.6231 GB Notification: Performance of collectInitialBindings (initialization): time 0.001397/0.9067, allocations: 0.5508 MB / 0.8137 GB, free: 15.86 MB / 0.6387 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002393/0.9091, allocations: 0.6061 MB / 0.8143 GB, free: 15.24 MB / 0.6387 GB Notification: Performance of setup shared object (initialization): time 0.0001123/0.9093, allocations: 301.1 kB / 0.8146 GB, free: 14.95 MB / 0.6387 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003464/0.9127, allocations: 1.675 MB / 0.8162 GB, free: 13.26 MB / 0.6387 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004466/0.9172, allocations: 2.867 MB / 0.819 GB, free: 9.844 MB / 0.6387 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.007681/0.9249, allocations: 4.562 MB / 0.8234 GB, free: 4.816 MB / 0.6387 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.527e-05/0.925, allocations: 12 kB / 0.8235 GB, free: 4.805 MB / 0.6387 GB Notification: Performance of matching and sorting (n=336) (initialization): time 0.01483/0.9399, allocations: 6.048 MB / 0.8294 GB, free: 14.73 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 0.000101/0.9401, allocations: 56.2 kB / 0.8294 GB, free: 14.67 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.267e-05/0.9401, allocations: 32 kB / 0.8295 GB, free: 14.64 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0781/1.018, allocations: 12.03 MB / 0.8412 GB, free: 2.59 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004994/1.023, allocations: 0.6552 MB / 0.8418 GB, free: 1.934 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01519/1.039, allocations: 5.022 MB / 0.8467 GB, free: 12.83 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.01074/1.049, allocations: 332.1 kB / 0.8471 GB, free: 12.5 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001454/1.051, allocations: 167.8 kB / 0.8472 GB, free: 12.34 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01182/1.063, allocations: 2.921 MB / 0.8501 GB, free: 9.41 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007801/1.071, allocations: 2.8 MB / 0.8528 GB, free: 6.059 MB / 0.67 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.01402/1.085, allocations: 4.437 MB / 0.8571 GB, free: 1.152 MB / 0.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.052e-05/1.085, allocations: 8 kB / 0.8571 GB, free: 1.145 MB / 0.67 GB Notification: Performance of matching and sorting (n=336) (initialization_lambda0): time 0.3471/1.432, allocations: 5.742 MB / 0.8627 GB, free: 206.9 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 5.635e-05/1.432, allocations: 45.17 kB / 0.8628 GB, free: 206.9 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.556e-05/1.432, allocations: 36 kB / 0.8628 GB, free: 206.9 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.07046/1.503, allocations: 11.8 MB / 0.8744 GB, free: 206.2 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002895/1.506, allocations: 0.6481 MB / 0.875 GB, free: 206.2 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01088/1.516, allocations: 8.026 MB / 0.8828 GB, free: 201.5 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004774/1.521, allocations: 330.9 kB / 0.8831 GB, free: 201.5 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005744/1.522, allocations: 155.6 kB / 0.8833 GB, free: 201.5 MB / 0.67 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 149 * Number of states: 0 () * Number of discrete variables: 7 (pulse.count,$PRE.pulse.count,pulse.T_start,$PRE.pulse.T_start,$whenCondition1,nRes.y,allowFlowReversal.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (285): * Single equations (assignments): 280 * Array equations: 1 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * 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): 3 systems {(11,13), (10,11), (2,5)} Notification: Performance of prepare postOptimizeDAE: time 0.001068/1.523, allocations: 369.3 kB / 0.8836 GB, free: 201.2 MB / 0.67 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001584/1.525, allocations: 465.3 kB / 0.8841 GB, free: 201.2 MB / 0.67 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.009308/1.534, allocations: 4.819 MB / 0.8888 GB, free: 199.4 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.796e-05/1.534, allocations: 19.45 kB / 0.8888 GB, free: 199.4 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.578e-06/1.534, allocations: 4.75 kB / 0.8888 GB, free: 199.4 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.01913/1.553, allocations: 6.861 MB / 0.8955 GB, free: 196.3 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 postOpt removeSimpleEquations (simulation): time 0.0356/1.589, allocations: 12.96 MB / 0.9082 GB, free: 191.3 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.025e-05/1.589, allocations: 1.406 kB / 0.9082 GB, free: 191.3 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002393/1.591, allocations: 358.3 kB / 0.9085 GB, free: 191.3 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.06736/1.658, allocations: 12.03 MB / 0.9203 GB, free: 188.6 MB / 0.67 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006725/1.659, allocations: 41.97 kB / 0.9203 GB, free: 188.6 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.006112/1.665, allocations: 4.336 MB / 0.9245 GB, free: 185.6 MB / 0.67 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.16e-06/1.665, allocations: 7.828 kB / 0.9245 GB, free: 185.6 MB / 0.67 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02464/1.69, allocations: 9.509 MB / 0.9338 GB, free: 179.6 MB / 0.67 GB Notification: Performance of postOpt removeConstants (simulation): time 0.003571/1.694, allocations: 0.9951 MB / 0.9348 GB, free: 178.5 MB / 0.67 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001672/1.695, allocations: 35.94 kB / 0.9348 GB, free: 178.5 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004324/1.7, allocations: 254.1 kB / 0.9351 GB, free: 178.3 MB / 0.67 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0005383/1.7, allocations: 101.2 kB / 0.9352 GB, free: 178.2 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004394/1.701, allocations: 83.92 kB / 0.9353 GB, free: 178.1 MB / 0.67 GB Notification: Performance of sorting global known variables: time 0.006673/1.707, allocations: 3.35 MB / 0.9385 GB, free: 174.8 MB / 0.67 GB Notification: Performance of sort global known variables: time 7.42e-07/1.707, allocations: 0 / 0.9385 GB, free: 174.8 MB / 0.67 GB Notification: Performance of remove unused functions: time 0.01187/1.719, allocations: 2.658 MB / 0.9411 GB, free: 172.2 MB / 0.67 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 4 (pump.vol.dynBal.U,hea.outCon.T,val.filter.s[1],val.filter.s[2]) * Number of discrete variables: 3 ($whenCondition1,pulse.T_start,pulse.count) * Number of discrete states: 1 (pulse.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (128): * Single equations (assignments): 119 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 4 * When equations: 2 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * 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): 3 systems {(10,3), (2,5), (10,11)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001933/1.721, allocations: 0.5188 MB / 0.9416 GB, free: 171.8 MB / 0.67 GB Notification: Performance of simCode: created initialization part: time 0.01679/1.738, allocations: 7.45 MB / 0.9489 GB, free: 164.3 MB / 0.67 GB Notification: Performance of simCode: created event and clocks part: time 1.245e-05/1.738, allocations: 4.062 kB / 0.9489 GB, free: 164.3 MB / 0.67 GB Notification: Performance of simCode: created simulation system equations: time 0.005642/1.744, allocations: 2.464 MB / 0.9513 GB, free: 161.9 MB / 0.67 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01671/1.761, allocations: 2.72 MB / 0.954 GB, free: 159.2 MB / 0.67 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02551/1.786, allocations: 11.81 MB / 0.9655 GB, free: 147.4 MB / 0.67 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004408/1.791, allocations: 3.229 MB / 0.9687 GB, free: 144.1 MB / 0.67 GB Notification: Performance of simCode: alias equations: time 0.008156/1.799, allocations: 1.704 MB / 0.9703 GB, free: 142.4 MB / 0.67 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001936/1.801, allocations: 351.2 kB / 0.9707 GB, free: 142.1 MB / 0.67 GB Notification: Performance of SimCode: time 1.462e-06/1.801, allocations: 0 / 0.9707 GB, free: 142.1 MB / 0.67 GB Notification: Performance of Templates: time 0.1515/1.952, allocations: 108.9 MB / 1.077 GB, free: 34.05 MB / 0.67 GB make -j1 -f IDEAS_dev_IDEAS.Fluid.Examples.ResistanceVolumeFlowReversal.makefile (rm -f IDEAS_dev_IDEAS.Fluid.Examples.ResistanceVolumeFlowReversal.pipe ; mkfifo IDEAS_dev_IDEAS.Fluid.Examples.ResistanceVolumeFlowReversal.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Fluid.Examples.ResistanceVolumeFlowReversal.pipe >> ../files/IDEAS_dev_IDEAS.Fluid.Examples.ResistanceVolumeFlowReversal.sim & ./IDEAS_dev_IDEAS.Fluid.Examples.ResistanceVolumeFlowReversal -abortSlowSimulation -alarm=480 -lv LOG_STATS > IDEAS_dev_IDEAS.Fluid.Examples.ResistanceVolumeFlowReversal.pipe 2>&1)