Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Fluid.Chillers.ModularReversible.Examples.Modular.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/Buildings 11.1.0-maint.11.x/package.mo", uses=false) Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/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(Buildings.Fluid.Chillers.ModularReversible.Examples.Modular,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|chi.refCyc.sigBus.TConInMea|chi.refCyc.sigBus.TConOutMea|chi.refCyc.sigBus.TEvaOutMea|chi.refCyc.sigBus.TEvaInMea|chi.QCon_flow|chi.QEva_flow|chi.P|chi.refCyc.sigBus.ySet|chi.refCyc.sigBus.yMea",fileNamePrefix="Buildings_11_Buildings.Fluid.Chillers.ModularReversible.Examples.Modular") translateModel(Buildings.Fluid.Chillers.ModularReversible.Examples.Modular,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|chi.refCyc.sigBus.TConInMea|chi.refCyc.sigBus.TConOutMea|chi.refCyc.sigBus.TEvaOutMea|chi.refCyc.sigBus.TEvaInMea|chi.QCon_flow|chi.QEva_flow|chi.P|chi.refCyc.sigBus.ySet|chi.refCyc.sigBus.yMea",fileNamePrefix="Buildings_11_Buildings.Fluid.Chillers.ModularReversible.Examples.Modular") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001601/0.001601, allocations: 115.5 kB / 16.81 MB, free: 5.77 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001677/0.001677, allocations: 196.7 kB / 17.77 MB, free: 5.109 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.542/1.542, allocations: 225.6 MB / 244.2 MB, free: 13.89 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.834/2.834, allocations: 476.7 MB / 0.7556 GB, free: 11.32 MB / 0.6231 GB Notification: Performance of FrontEnd - loaded program: time 0.001937/0.001937, allocations: 64.03 kB / 1.097 GB, free: 11.78 MB / 0.8419 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3511/0.3531, allocations: 168.7 MB / 1.262 GB, free: 12.98 MB / 0.9825 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Chillers.ModularReversible.Examples.Modular): time 0.3657/0.7188, allocations: 257.5 MB / 1.514 GB, free: 10.48 MB / 1.232 GB Notification: Performance of NFInst.instExpressions: time 0.03021/0.749, allocations: 18.81 MB / 1.532 GB, free: 7.625 MB / 1.248 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.005432/0.7544, allocations: 107.4 kB / 1.532 GB, free: 7.52 MB / 1.248 GB Notification: Performance of NFTyping.typeComponents: time 0.006113/0.7605, allocations: 2.231 MB / 1.534 GB, free: 5.277 MB / 1.248 GB Notification: Performance of NFTyping.typeBindings: time 0.01235/0.7729, allocations: 4.359 MB / 1.538 GB, free: 0.9023 MB / 1.248 GB Notification: Performance of NFTyping.typeClassSections: time 0.00663/0.7795, allocations: 2.518 MB / 1.541 GB, free: 14.4 MB / 1.264 GB Notification: Performance of NFFlatten.flatten: time 0.01269/0.7922, allocations: 7.324 MB / 1.548 GB, free: 7.059 MB / 1.264 GB Notification: Performance of NFFlatten.resolveConnections: time 0.006396/0.7986, allocations: 3.004 MB / 1.551 GB, free: 3.961 MB / 1.264 GB Notification: Performance of NFEvalConstants.evaluate: time 0.008021/0.8066, allocations: 3.071 MB / 1.554 GB, free: 0.8828 MB / 1.264 GB Notification: Performance of NFSimplifyModel.simplify: time 0.8653/1.672, allocations: 2.469 MB / 1.556 GB, free: 39.95 MB / 1.264 GB Notification: Performance of NFPackage.collectConstants: time 0.00193/1.674, allocations: 0.5053 MB / 1.557 GB, free: 39.95 MB / 1.264 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0106/1.684, allocations: 3.763 MB / 1.561 GB, free: 39.95 MB / 1.264 GB Notification: Performance of NFScalarize.scalarize: time 0.003239/1.688, allocations: 1.587 MB / 1.562 GB, free: 39.95 MB / 1.264 GB Notification: Performance of NFVerifyModel.verify: time 0.005598/1.693, allocations: 2.532 MB / 1.565 GB, free: 39.95 MB / 1.264 GB Notification: Performance of NFConvertDAE.convert: time 0.01877/1.712, allocations: 9.382 MB / 1.574 GB, free: 39.41 MB / 1.264 GB Notification: Performance of FrontEnd - DAE generated: time 7.654e-06/1.712, allocations: 0 / 1.574 GB, free: 39.41 MB / 1.264 GB Notification: Performance of FrontEnd: time 2.254e-06/1.712, allocations: 0 / 1.574 GB, free: 39.41 MB / 1.264 GB Notification: Performance of Transformations before backend: time 0.0002542/1.712, allocations: 0 / 1.574 GB, free: 39.41 MB / 1.264 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 654 * Number of variables: 654 Notification: Performance of Generate backend data structure: time 0.01727/1.73, allocations: 5.693 MB / 1.579 GB, free: 36.76 MB / 1.264 GB Notification: Performance of prepare preOptimizeDAE: time 5.644e-05/1.73, allocations: 8.344 kB / 1.579 GB, free: 36.76 MB / 1.264 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00447/1.734, allocations: 0.8051 MB / 1.58 GB, free: 36.48 MB / 1.264 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01231/1.746, allocations: 6.105 MB / 1.586 GB, free: 35.55 MB / 1.264 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003023/1.747, allocations: 211.2 kB / 1.586 GB, free: 35.55 MB / 1.264 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00102/1.748, allocations: 272.4 kB / 1.587 GB, free: 35.55 MB / 1.264 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.007542/1.755, allocations: 2.947 MB / 1.589 GB, free: 35.28 MB / 1.264 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.068e-05/1.755, allocations: 0 / 1.589 GB, free: 35.28 MB / 1.264 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003087/1.756, allocations: 112.8 kB / 1.59 GB, free: 35.28 MB / 1.264 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001359/1.756, allocations: 104.9 kB / 1.59 GB, free: 35.27 MB / 1.264 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.006215/1.762, allocations: 2.428 MB / 1.592 GB, free: 35.24 MB / 1.264 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 0.01983/1.782, allocations: 11.03 MB / 1.603 GB, free: 32.24 MB / 1.264 GB Notification: Performance of preOpt comSubExp (simulation): time 0.003316/1.785, allocations: 1.903 MB / 1.605 GB, free: 31.74 MB / 1.264 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00143/1.787, allocations: 0.7946 MB / 1.605 GB, free: 31.73 MB / 1.264 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005696/1.787, allocations: 0.7755 MB / 1.606 GB, free: 30.88 MB / 1.264 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001751/1.789, allocations: 0.9563 MB / 1.607 GB, free: 30.81 MB / 1.264 GB Notification: Performance of pre-optimization done (n=149): time 4.198e-06/1.789, allocations: 0.9062 kB / 1.607 GB, free: 30.81 MB / 1.264 GB Notification: Performance of matching and sorting (n=151): time 0.01612/1.805, allocations: 5.671 MB / 1.613 GB, free: 29.54 MB / 1.264 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.165e-05/1.805, allocations: 209.5 kB / 1.613 GB, free: 29.32 MB / 1.264 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.007117/1.812, allocations: 3.78 MB / 1.617 GB, free: 29 MB / 1.264 GB Notification: Performance of collectPreVariables (initialization): time 0.0007727/1.813, allocations: 77.19 kB / 1.617 GB, free: 28.96 MB / 1.264 GB Notification: Performance of collectInitialEqns (initialization): time 0.002247/1.815, allocations: 1.844 MB / 1.618 GB, free: 28.51 MB / 1.264 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008383/1.816, allocations: 0.497 MB / 1.619 GB, free: 28.2 MB / 1.264 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007275/1.817, allocations: 349.8 kB / 1.619 GB, free: 28.17 MB / 1.264 GB Notification: Performance of setup shared object (initialization): time 6.746e-05/1.817, allocations: 304.6 kB / 1.62 GB, free: 27.88 MB / 1.264 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001586/1.818, allocations: 0.705 MB / 1.62 GB, free: 27.86 MB / 1.264 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001891/1.82, allocations: 1.091 MB / 1.621 GB, free: 27.5 MB / 1.264 GB Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: chi.con.vol.dynBal.medium.p = chi.con.vol.dynBal.p_start (sinCon.p = chi.con.vol.dynBal.p_start) Notification: Performance of analyzeInitialSystem (initialization): time 0.01095/1.831, allocations: 4.143 MB / 1.625 GB, free: 27 MB / 1.264 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.324e-05/1.831, allocations: 0 / 1.625 GB, free: 27 MB / 1.264 GB Notification: Performance of matching and sorting (n=209) (initialization): time 0.00791/1.839, allocations: 2.566 MB / 1.628 GB, free: 26.66 MB / 1.264 GB Notification: Performance of prepare postOptimizeDAE: time 5.214e-05/1.839, allocations: 39.11 kB / 1.628 GB, free: 26.63 MB / 1.264 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.955e-05/1.839, allocations: 7.906 kB / 1.628 GB, free: 26.63 MB / 1.264 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0007098/1.84, allocations: 179 kB / 1.628 GB, free: 26.61 MB / 1.264 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00138/1.841, allocations: 305.5 kB / 1.628 GB, free: 26.61 MB / 1.264 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005462/1.847, allocations: 2.799 MB / 1.631 GB, free: 25.11 MB / 1.264 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00409/1.851, allocations: 137.3 kB / 1.631 GB, free: 25.11 MB / 1.264 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005363/1.851, allocations: 69.06 kB / 1.631 GB, free: 25.1 MB / 1.264 GB Warning: The initial conditions are over specified. The following 1 initial equations are redundant, so they are removed from the initialization system: chi.con.vol.dynBal.medium.p = chi.con.vol.dynBal.p_start. Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.004561/1.856, allocations: 1.746 MB / 1.633 GB, free: 25.02 MB / 1.264 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00183/1.858, allocations: 1.088 MB / 1.634 GB, free: 24.66 MB / 1.264 GB Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: chi.con.vol.dynBal.medium.p = chi.con.vol.dynBal.p_start (sinCon.p = chi.con.vol.dynBal.p_start) Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.01133/1.869, allocations: 4.116 MB / 1.638 GB, free: 24.14 MB / 1.264 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.977e-05/1.869, allocations: 3.438 kB / 1.638 GB, free: 24.14 MB / 1.264 GB Notification: Performance of matching and sorting (n=209) (initialization_lambda0): time 0.008842/1.878, allocations: 2.564 MB / 1.641 GB, free: 23.8 MB / 1.264 GB Notification: Performance of prepare postOptimizeDAE: time 4.454e-05/1.878, allocations: 36.36 kB / 1.641 GB, free: 23.77 MB / 1.264 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.923e-05/1.878, allocations: 8.375 kB / 1.641 GB, free: 23.77 MB / 1.264 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.000682/1.879, allocations: 174.3 kB / 1.641 GB, free: 23.75 MB / 1.264 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001316/1.88, allocations: 302.1 kB / 1.641 GB, free: 23.75 MB / 1.264 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005292/1.885, allocations: 2.811 MB / 1.644 GB, free: 22.22 MB / 1.264 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003486/1.889, allocations: 153.2 kB / 1.644 GB, free: 22.21 MB / 1.264 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002898/1.889, allocations: 66.75 kB / 1.644 GB, free: 22.21 MB / 1.264 GB Warning: The initial conditions are over specified. The following 1 initial equations are redundant, so they are removed from the initialization_lambda0 system: chi.con.vol.dynBal.medium.p = chi.con.vol.dynBal.p_start. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 29 * Number of states: 0 () * Number of discrete variables: 59 (chi.safCtr.onOffCtr.onOffFuzLog.devTurOff,$PRE.chi.safCtr.onOffCtr.onOffFuzLog.devTurOff,chi.safCtr.minVolFloRatSaf.disErr.y,$PRE.chi.safCtr.minVolFloRatSaf.disErr.y,chi.safCtr.minVolFloRatSaf.intConOne.y,chi.safCtr.minVolFloRatSaf.disErr.local_set,chi.safCtr.minVolFloRatSaf.disErr.local_reset,chi.safCtr.onOffCtr.cycRatBou.intConPluOne.y,chi.safCtr.onOffCtr.cycRatBou.triAdd.local_set,chi.safCtr.onOffCtr.cycRatBou.triAdd.local_reset,$PRE.ySet.T_start,$PRE.ySet.count,$PRE.chi.eff.hys.y,$PRE.chi.hys.y,$PRE.chi.safCtr.minVolFloRatSaf.hysEva.y,$PRE.chi.safCtr.minVolFloRatSaf.hysCon.y,$PRE.chi.safCtr.onOffCtr.runTimCtr.runTim.entryTime,$PRE.chi.safCtr.onOffCtr.locTimCtr.runTim.entryTime,$PRE.chi.safCtr.onOffCtr.cycRatBou.triAdd.y,$PRE.chi.safCtr.onOffCtr.preOnOff.u,$PRE.chi.safCtr.onOffCtr.ySetOn.y,ySet.count,ySet.T_start,chi.coo,chi.eff.hys.y,chi.hys.y,chi.safCtr.minVolFloRatSaf.hysEva.y,chi.safCtr.minVolFloRatSaf.hysCon.y,chi.safCtr.minVolFloRatSaf.booPasThr.y,chi.safCtr.onOffCtr.onOffFuzLog.devNorOpe,$PRE.chi.safCtr.onOffCtr.onOffFuzLog.devNorOpe,chi.safCtr.onOffCtr.onOffFuzLog.devRunMin,$PRE.chi.safCtr.onOffCtr.onOffFuzLog.devRunMin,chi.safCtr.onOffCtr.onOffFuzLog.staOn,chi.safCtr.onOffCtr.onOffFuzLog.staOff,chi.safCtr.onOffCtr.onOffFuzLog.turOff,$PRE.chi.safCtr.onOffCtr.onOffFuzLog.turOff,chi.safCtr.onOffCtr.onOffFuzLog.turOn,$PRE.chi.safCtr.onOffCtr.onOffFuzLog.turOn,chi.safCtr.onOffCtr.andIsAblToTurOn.y,chi.safCtr.onOffCtr.runTimCtr.runTim.entryTime,chi.safCtr.onOffCtr.notIsOn.y,chi.safCtr.onOffCtr.locTimCtr.runTim.entryTime,chi.safCtr.onOffCtr.locTimCtr.y,chi.safCtr.onOffCtr.cycRatBou.triAdd.y,chi.safCtr.onOffCtr.cycRatBou.y,chi.safCtr.onOffCtr.preOnOff.u,chi.safCtr.onOffCtr.isAblToTurOff.y,chi.safCtr.onOffCtr.ySetOn.y,$whenCondition1,$whenCondition2,$whenCondition8,$whenCondition7,$whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition9,$whenCondition10) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (200): * Single equations (assignments): 197 * Array equations: 1 * 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 {(1,7)} Notification: Performance of prepare postOptimizeDAE: time 0.0007196/1.89, allocations: 334.8 kB / 1.644 GB, free: 22.01 MB / 1.264 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009501/1.891, allocations: 388.5 kB / 1.645 GB, free: 21.8 MB / 1.264 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.007712/1.899, allocations: 2.524 MB / 1.647 GB, free: 21.64 MB / 1.264 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.005828/1.904, allocations: 2.22 MB / 1.649 GB, free: 21.14 MB / 1.264 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.28e-05/1.904, allocations: 0 / 1.649 GB, free: 21.14 MB / 1.264 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002596/1.907, allocations: 0.6183 MB / 1.65 GB, free: 20.84 MB / 1.264 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008919/1.908, allocations: 47.59 kB / 1.65 GB, free: 20.84 MB / 1.264 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001612/1.91, allocations: 113.6 kB / 1.65 GB, free: 20.83 MB / 1.264 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003314/1.91, allocations: 148.4 kB / 1.65 GB, free: 20.83 MB / 1.264 GB Notification: Performance of postOpt createDAEmodeBDAE (simulation): time 0.004556/1.914, allocations: 2.05 MB / 1.652 GB, free: 20.39 MB / 1.264 GB Notification: Performance of postOpt symbolicJacobianDAE (simulation): time 0.004962/1.919, allocations: 3.136 MB / 1.655 GB, free: 18.95 MB / 1.264 GB Notification: Performance of postOpt setEvaluationStage (simulation): time 0.001316/1.921, allocations: 0.7861 MB / 1.656 GB, free: 18.64 MB / 1.264 GB Notification: Performance of sorting global known variables: time 0.003968/1.925, allocations: 2.632 MB / 1.659 GB, free: 17.68 MB / 1.264 GB Notification: Performance of Backend: time 6.42e-07/1.925, allocations: 3.938 kB / 1.659 GB, free: 17.68 MB / 1.264 GB Notification: Performance of simCode: created initialization part: time 0.009977/1.935, allocations: 3.468 MB / 1.662 GB, free: 16.33 MB / 1.264 GB Notification: Performance of SimCode: time 0.01428/1.949, allocations: 8.117 MB / 1.67 GB, free: 12.29 MB / 1.264 GB Notification: Performance of Templates: time 0.1204/2.069, allocations: 67.73 MB / 1.736 GB, free: 0.9531 MB / 1.311 GB make -j1 -f Buildings_11_Buildings.Fluid.Chillers.ModularReversible.Examples.Modular.makefile (rm -f Buildings_11_Buildings.Fluid.Chillers.ModularReversible.Examples.Modular.pipe ; mkfifo Buildings_11_Buildings.Fluid.Chillers.ModularReversible.Examples.Modular.pipe ; head -c 1048576 < Buildings_11_Buildings.Fluid.Chillers.ModularReversible.Examples.Modular.pipe >> ../files/Buildings_11_Buildings.Fluid.Chillers.ModularReversible.Examples.Modular.sim & ./Buildings_11_Buildings.Fluid.Chillers.ModularReversible.Examples.Modular -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Fluid.Chillers.ModularReversible.Examples.Modular.pipe 2>&1)