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 0.001213/0.001213, allocations: 106 kB / 16.41 MB, free: 6.492 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001219/0.00122, allocations: 189.5 kB / 17.34 MB, free: 5.762 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.218/1.218, allocations: 222.9 MB / 241.1 MB, free: 15.16 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.7471/0.7471, allocations: 135.1 MB / 426.3 MB, free: 4.125 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001127/0.001127, allocations: 64.86 kB / 0.5862 GB, free: 21.66 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1262/0.1273, allocations: 80.93 MB / 0.6653 GB, free: 5.824 MB / 0.4981 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/Blocks/Math.mo:543:5-544:48:writable] Warning: Parameter pump.gaiSpe.k has no value, and is fixed during initialization (fixed=true), using available start value (start=1) as default value. Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.ResistanceVolumeFlowReversal): time 0.06577/0.1931, allocations: 80.55 MB / 0.7439 GB, free: 5.004 MB / 0.5762 GB Notification: Performance of NFInst.instExpressions: time 0.333/0.5262, allocations: 19.2 MB / 0.7627 GB, free: 11.56 MB / 0.5762 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003599/0.5298, allocations: 107.1 kB / 0.7628 GB, free: 11.56 MB / 0.5762 GB Notification: Performance of NFTyping.typeComponents: time 0.003519/0.5334, allocations: 1.15 MB / 0.7639 GB, free: 11.54 MB / 0.5762 GB Notification: Performance of NFTyping.typeBindings: time 0.008066/0.5415, allocations: 2.778 MB / 0.7666 GB, free: 11.42 MB / 0.5762 GB Notification: Performance of NFTyping.typeClassSections: time 0.006384/0.5479, allocations: 2.412 MB / 0.769 GB, free: 11.36 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.01716/0.565, allocations: 15.51 MB / 0.7841 GB, free: 9.922 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009688/0.5748, allocations: 7.217 MB / 0.7912 GB, free: 7.086 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.01245/0.5872, allocations: 5.983 MB / 0.797 GB, free: 4.875 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.008497/0.5958, allocations: 5.05 MB / 0.802 GB, free: 2.316 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.002089/0.5979, allocations: 0.5407 MB / 0.8025 GB, free: 2.316 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.006479/0.6044, allocations: 1.8 MB / 0.8042 GB, free: 1.719 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.00277/0.6072, allocations: 1.619 MB / 0.8058 GB, free: 0.5508 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.00695/0.6142, allocations: 3.295 MB / 0.809 GB, free: 14.45 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.01326/0.6274, allocations: 9.072 MB / 0.8179 GB, free: 6.066 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 6.563e-06/0.6275, allocations: 0 / 0.8179 GB, free: 6.066 MB / 0.5919 GB Notification: Performance of FrontEnd: time 1.813e-06/0.6275, allocations: 0 / 0.8179 GB, free: 6.066 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 0.0002703/0.6278, allocations: 0 / 0.8179 GB, free: 6.066 MB / 0.5919 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 0.01577/0.6435, allocations: 6.488 MB / 0.8242 GB, free: 15.56 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 4.349e-05/0.6436, allocations: 13.11 kB / 0.8242 GB, free: 15.55 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00391/0.6475, allocations: 0.8244 MB / 0.825 GB, free: 14.71 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01136/0.6589, allocations: 5.349 MB / 0.8303 GB, free: 9.418 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002113/0.6592, allocations: 258.5 kB / 0.8305 GB, free: 9.164 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008614/0.66, allocations: 343 kB / 0.8308 GB, free: 8.832 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00949/0.6695, allocations: 5.702 MB / 0.8364 GB, free: 2.887 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.362e-05/0.6696, allocations: 11.88 kB / 0.8364 GB, free: 2.875 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004078/0.67, allocations: 144 kB / 0.8366 GB, free: 2.734 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.313e-05/0.6701, allocations: 117.9 kB / 0.8367 GB, free: 2.617 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.008834/0.679, allocations: 5.527 MB / 0.8421 GB, free: 13.08 MB / 0.6231 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 0.03546/0.7145, allocations: 23.66 MB / 0.8652 GB, free: 4.684 MB / 0.6387 GB Notification: Performance of preOpt comSubExp (simulation): time 0.004698/0.7192, allocations: 2.755 MB / 0.8679 GB, free: 1.93 MB / 0.6387 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.002724/0.722, allocations: 1.897 MB / 0.8697 GB, free: 28 kB / 0.6387 GB Notification: Performance of preOpt evalFunc (simulation): time 0.01245/0.7344, allocations: 7.091 MB / 0.8766 GB, free: 8.676 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.002981/0.7374, allocations: 1.921 MB / 0.8785 GB, free: 6.742 MB / 0.6544 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.003064/0.7405, allocations: 0.7025 MB / 0.8792 GB, free: 6.059 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=155): time 5.41e-06/0.7406, allocations: 0 / 0.8792 GB, free: 6.059 MB / 0.6544 GB Notification: Performance of matching and sorting (n=155): time 0.02291/0.7635, allocations: 7.929 MB / 0.887 GB, free: 14.06 MB / 0.67 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.407e-05/0.7636, allocations: 72.66 kB / 0.887 GB, free: 13.98 MB / 0.67 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.006912/0.7705, allocations: 5.007 MB / 0.8919 GB, free: 8.984 MB / 0.67 GB Notification: Performance of collectPreVariables (initialization): time 0.0005353/0.771, allocations: 69.7 kB / 0.892 GB, free: 8.91 MB / 0.67 GB Notification: Performance of collectInitialEqns (initialization): time 0.00207/0.7731, allocations: 2.454 MB / 0.8944 GB, free: 6.445 MB / 0.67 GB Notification: Performance of collectInitialBindings (initialization): time 0.00081/0.7739, allocations: 0.5497 MB / 0.8949 GB, free: 5.898 MB / 0.67 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0009524/0.7749, allocations: 0.6646 MB / 0.8956 GB, free: 5.227 MB / 0.67 GB Notification: Performance of setup shared object (initialization): time 8.827e-05/0.775, allocations: 305.1 kB / 0.8959 GB, free: 4.926 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.002642/0.7776, allocations: 1.71 MB / 0.8975 GB, free: 3.207 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.003358/0.781, allocations: 2.916 MB / 0.9004 GB, free: 15.74 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.006122/0.7871, allocations: 4.671 MB / 0.9049 GB, free: 10.61 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.799e-05/0.7872, allocations: 12 kB / 0.9049 GB, free: 10.6 MB / 0.6856 GB Notification: Performance of matching and sorting (n=336) (initialization): time 0.0111/0.7983, allocations: 6.305 MB / 0.9111 GB, free: 4.27 MB / 0.6856 GB Notification: Performance of prepare postOptimizeDAE: time 7.135e-05/0.7984, allocations: 45.7 kB / 0.9111 GB, free: 4.219 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.175e-05/0.7984, allocations: 36.83 kB / 0.9112 GB, free: 4.184 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.07567/0.8741, allocations: 13.54 MB / 0.9244 GB, free: 6.719 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002681/0.8768, allocations: 0.6474 MB / 0.925 GB, free: 6.07 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.008933/0.8858, allocations: 5.472 MB / 0.9304 GB, free: 0.5195 MB / 0.7012 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003943/0.8898, allocations: 220.4 kB / 0.9306 GB, free: 312 kB / 0.7012 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004227/0.8902, allocations: 195.8 kB / 0.9308 GB, free: 116 kB / 0.7012 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.004246/0.8945, allocations: 2.96 MB / 0.9337 GB, free: 13.14 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.003081/0.8976, allocations: 2.851 MB / 0.9364 GB, free: 9.734 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.005558/0.9031, allocations: 4.54 MB / 0.9409 GB, free: 4.727 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.628e-05/0.9032, allocations: 15.94 kB / 0.9409 GB, free: 4.711 MB / 0.7169 GB Notification: Performance of matching and sorting (n=336) (initialization_lambda0): time 0.009487/0.9127, allocations: 5.988 MB / 0.9467 GB, free: 14.7 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 4.963e-05/0.9128, allocations: 53.81 kB / 0.9468 GB, free: 14.64 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.517e-05/0.9128, allocations: 35.94 kB / 0.9468 GB, free: 14.6 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.07376/0.9866, allocations: 13.31 MB / 0.9598 GB, free: 1.328 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002634/0.9892, allocations: 0.6435 MB / 0.9605 GB, free: 0.6836 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01215/1.001, allocations: 8.908 MB / 0.9692 GB, free: 7.465 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00388/1.005, allocations: 212.9 kB / 0.9694 GB, free: 7.258 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003719/1.006, allocations: 191.8 kB / 0.9695 GB, free: 7.07 MB / 0.7481 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 150 * 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 (283): * Single equations (assignments): 278 * 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 {(11,15), (10,11), (2,5)} Notification: Performance of prepare postOptimizeDAE: time 0.0007395/1.006, allocations: 367.3 kB / 0.9699 GB, free: 6.703 MB / 0.7481 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009842/1.007, allocations: 470.1 kB / 0.9703 GB, free: 6.238 MB / 0.7481 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.007514/1.015, allocations: 4.561 MB / 0.9748 GB, free: 1.656 MB / 0.7481 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.431e-05/1.015, allocations: 19.98 kB / 0.9748 GB, free: 1.637 MB / 0.7481 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.899e-06/1.015, allocations: 7.938 kB / 0.9748 GB, free: 1.629 MB / 0.7481 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.009913/1.025, allocations: 5.621 MB / 0.9803 GB, free: 11.76 MB / 0.7637 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02514/1.05, allocations: 10.72 MB / 0.9908 GB, free: 0.9961 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.755e-05/1.05, allocations: 3.938 kB / 0.9908 GB, free: 0.9922 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002071/1.052, allocations: 375.5 kB / 0.9911 GB, free: 0.625 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.06662/1.119, allocations: 11.7 MB / 1.003 GB, free: 4.969 MB / 0.7794 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004205/1.119, allocations: 47.97 kB / 1.003 GB, free: 4.922 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.005666/1.125, allocations: 3.564 MB / 1.006 GB, free: 1.281 MB / 0.7794 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.258e-06/1.125, allocations: 4 kB / 1.006 GB, free: 1.277 MB / 0.7794 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0218/1.147, allocations: 8.396 MB / 1.014 GB, free: 8.848 MB / 0.795 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002949/1.15, allocations: 0.9324 MB / 1.015 GB, free: 7.891 MB / 0.795 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008968/1.151, allocations: 35.94 kB / 1.015 GB, free: 7.855 MB / 0.795 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00281/1.154, allocations: 127.8 kB / 1.015 GB, free: 7.73 MB / 0.795 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003226/1.154, allocations: 109.8 kB / 1.015 GB, free: 7.625 MB / 0.795 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002351/1.154, allocations: 83.92 kB / 1.016 GB, free: 7.543 MB / 0.795 GB Notification: Performance of sorting global known variables: time 0.005161/1.159, allocations: 3.44 MB / 1.019 GB, free: 4.121 MB / 0.795 GB Notification: Performance of sort global known variables: time 4.11e-07/1.159, allocations: 3.938 kB / 1.019 GB, free: 4.117 MB / 0.795 GB Notification: Performance of remove unused functions: time 0.007759/1.167, allocations: 2.638 MB / 1.021 GB, free: 1.477 MB / 0.795 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 (135): * Single equations (assignments): 126 * 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 {(11,5), (2,5), (10,11)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001401/1.169, allocations: 0.5329 MB / 1.022 GB, free: 0.9727 MB / 0.795 GB Notification: Performance of simCode: created initialization part: time 0.01734/1.186, allocations: 7.391 MB / 1.029 GB, free: 9.539 MB / 0.8106 GB Notification: Performance of simCode: created event and clocks part: time 9.779e-06/1.186, allocations: 8.75 kB / 1.029 GB, free: 9.531 MB / 0.8106 GB Notification: Performance of simCode: created simulation system equations: time 0.005466/1.191, allocations: 2.293 MB / 1.031 GB, free: 7.246 MB / 0.8106 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01164/1.203, allocations: 2.712 MB / 1.034 GB, free: 4.598 MB / 0.8106 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01504/1.218, allocations: 10.04 MB / 1.044 GB, free: 10.52 MB / 0.8262 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002448/1.221, allocations: 3.221 MB / 1.047 GB, free: 7.273 MB / 0.8262 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001441/1.222, allocations: 371.3 kB / 1.047 GB, free: 6.91 MB / 0.8262 GB Notification: Performance of SimCode: time 7.22e-07/1.222, allocations: 0 / 1.047 GB, free: 6.91 MB / 0.8262 GB Notification: Performance of Templates: time 0.4256/1.648, allocations: 164 MB / 1.208 GB, free: 180.8 MB / 0.8262 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)