Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.HeatExchangers.Examples.WaterHeater_u.conf.json 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/IBPSA 4.0.0-master/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/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/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 IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/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) Running command: translateModel(IBPSA.Fluid.HeatExchangers.Examples.WaterHeater_u,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.HeatExchangers.Examples.WaterHeater_u") translateModel(IBPSA.Fluid.HeatExchangers.Examples.WaterHeater_u,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.HeatExchangers.Examples.WaterHeater_u") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001073/0.001073, allocations: 186.6 kB / 16.63 MB, free: 5.117 MB / 13.93 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.4569/0.4569, allocations: 87.51 MB / 104.9 MB, free: 13 MB / 90.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.317/1.317, allocations: 222.9 MB / 349.1 MB, free: 2.738 MB / 282.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009516/0.0009514, allocations: 101.2 kB / 420 MB, free: 8.484 MB / 314.7 MB Notification: Performance of FrontEnd - loaded program: time 0.001401/0.001401, allocations: 51.92 kB / 0.4891 GB, free: 7.688 MB / 394.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2838/0.2852, allocations: 70.06 MB / 0.5575 GB, free: 44.89 MB / 410.7 MB Notification: Performance of NFInst.instantiate(IBPSA.Fluid.HeatExchangers.Examples.WaterHeater_u): time 0.04709/0.3324, allocations: 66.53 MB / 0.6225 GB, free: 10.45 MB / 442.7 MB Notification: Performance of NFInst.instExpressions: time 0.02258/0.355, allocations: 16.85 MB / 0.6389 GB, free: 9.559 MB / 458.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002822/0.3578, allocations: 87.44 kB / 0.639 GB, free: 9.473 MB / 458.7 MB Notification: Performance of NFTyping.typeComponents: time 0.002972/0.3609, allocations: 0.9871 MB / 0.64 GB, free: 8.48 MB / 458.7 MB Notification: Performance of NFTyping.typeBindings: time 0.006698/0.3676, allocations: 2.449 MB / 0.6424 GB, free: 6.023 MB / 458.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.00558/0.3732, allocations: 2.095 MB / 0.6444 GB, free: 3.945 MB / 458.7 MB Notification: Performance of NFFlatten.flatten: time 0.01038/0.3836, allocations: 7.023 MB / 0.6513 GB, free: 12.9 MB / 474.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.003096/0.3867, allocations: 1.632 MB / 0.6529 GB, free: 11.21 MB / 474.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.004002/0.3907, allocations: 1.824 MB / 0.6546 GB, free: 9.379 MB / 474.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002699/0.3935, allocations: 1.501 MB / 0.6561 GB, free: 7.871 MB / 474.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0005971/0.3941, allocations: 100 kB / 0.6562 GB, free: 7.773 MB / 474.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.00475/0.3988, allocations: 1.848 MB / 0.658 GB, free: 5.922 MB / 474.7 MB Notification: Performance of NFScalarize.scalarize: time 0.0008533/0.3997, allocations: 478.1 kB / 0.6585 GB, free: 5.453 MB / 474.7 MB Notification: Performance of NFVerifyModel.verify: time 0.002248/0.402, allocations: 1.053 MB / 0.6595 GB, free: 4.395 MB / 474.7 MB Notification: Performance of NFConvertDAE.convert: time 0.00727/0.4093, allocations: 3.536 MB / 0.6629 GB, free: 0.8477 MB / 474.7 MB Notification: Performance of FrontEnd - DAE generated: time 6.603e-06/0.4094, allocations: 0 / 0.6629 GB, free: 0.8477 MB / 474.7 MB Notification: Performance of FrontEnd: time 1.012e-06/0.4094, allocations: 0 / 0.6629 GB, free: 0.8477 MB / 474.7 MB Notification: Performance of Transformations before backend: time 9.735e-05/0.4095, allocations: 0 / 0.6629 GB, free: 0.8477 MB / 474.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 310 * Number of variables: 310 Notification: Performance of Generate backend data structure: time 0.006206/0.4157, allocations: 2.683 MB / 0.6656 GB, free: 14.09 MB / 490.7 MB Notification: Performance of prepare preOptimizeDAE: time 7.273e-05/0.4158, allocations: 8.031 kB / 0.6656 GB, free: 14.08 MB / 490.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002452/0.4182, allocations: 461.8 kB / 0.666 GB, free: 13.63 MB / 490.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004292/0.4226, allocations: 1.839 MB / 0.6678 GB, free: 11.74 MB / 490.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004099/0.423, allocations: 154.4 kB / 0.668 GB, free: 11.59 MB / 490.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003383/0.4233, allocations: 136 kB / 0.6681 GB, free: 11.45 MB / 490.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003205/0.4266, allocations: 1.456 MB / 0.6695 GB, free: 9.914 MB / 490.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 3.746e-05/0.4266, allocations: 0 / 0.6695 GB, free: 9.914 MB / 490.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001523/0.4268, allocations: 56 kB / 0.6696 GB, free: 9.859 MB / 490.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.723e-05/0.4268, allocations: 54.23 kB / 0.6696 GB, free: 9.805 MB / 490.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002904/0.4298, allocations: 1.157 MB / 0.6707 GB, free: 8.641 MB / 490.7 MB 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 0.009957/0.4397, allocations: 7.4 MB / 0.678 GB, free: 0.668 MB / 490.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.002334/0.4421, allocations: 1.361 MB / 0.6793 GB, free: 15.19 MB / 0.4948 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001061/0.4432, allocations: 478.6 kB / 0.6797 GB, free: 14.72 MB / 0.4948 GB Notification: Performance of preOpt evalFunc (simulation): time 0.004962/0.4482, allocations: 2.689 MB / 0.6824 GB, free: 11.8 MB / 0.4948 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.00117/0.4494, allocations: 0.5179 MB / 0.6829 GB, free: 11.27 MB / 0.4948 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0005815/0.45, allocations: 83.34 kB / 0.683 GB, free: 11.19 MB / 0.4948 GB Notification: Performance of pre-optimization done (n=64): time 3.055e-06/0.45, allocations: 0 / 0.683 GB, free: 11.19 MB / 0.4948 GB Notification: Performance of matching and sorting (n=64): time 0.003387/0.4534, allocations: 1.288 MB / 0.6842 GB, free: 9.867 MB / 0.4948 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.628e-05/0.4534, allocations: 119.3 kB / 0.6843 GB, free: 9.727 MB / 0.4948 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002128/0.4556, allocations: 1.453 MB / 0.6858 GB, free: 8.273 MB / 0.4948 GB Notification: Performance of collectPreVariables (initialization): time 8.265e-05/0.4557, allocations: 41.7 kB / 0.6858 GB, free: 8.227 MB / 0.4948 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007706/0.4564, allocations: 0.8918 MB / 0.6867 GB, free: 7.324 MB / 0.4948 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002215/0.4567, allocations: 228.8 kB / 0.6869 GB, free: 7.098 MB / 0.4948 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003236/0.457, allocations: 210.3 kB / 0.6871 GB, free: 6.887 MB / 0.4948 GB Notification: Performance of setup shared object (initialization): time 0.0001187/0.4571, allocations: 345.9 kB / 0.6874 GB, free: 6.543 MB / 0.4948 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0009895/0.4581, allocations: 408.6 kB / 0.6878 GB, free: 6.141 MB / 0.4948 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001236/0.4594, allocations: 0.7468 MB / 0.6885 GB, free: 5.234 MB / 0.4948 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002219/0.4616, allocations: 1.144 MB / 0.6896 GB, free: 3.949 MB / 0.4948 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.656e-06/0.4616, allocations: 4 kB / 0.6896 GB, free: 3.945 MB / 0.4948 GB Notification: Performance of matching and sorting (n=124) (initialization): time 0.002879/0.4645, allocations: 1.317 MB / 0.6909 GB, free: 2.613 MB / 0.4948 GB Notification: Performance of prepare postOptimizeDAE: time 4.615e-05/0.4646, allocations: 37.7 kB / 0.691 GB, free: 2.57 MB / 0.4948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.762e-05/0.4646, allocations: 19.97 kB / 0.691 GB, free: 2.551 MB / 0.4948 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.782e-05/0.4646, allocations: 12 kB / 0.691 GB, free: 2.539 MB / 0.4948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009739/0.4656, allocations: 263.6 kB / 0.6913 GB, free: 2.281 MB / 0.4948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.614e-05/0.4657, allocations: 27.86 kB / 0.6913 GB, free: 2.254 MB / 0.4948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001247/0.4669, allocations: 136.4 kB / 0.6914 GB, free: 2.121 MB / 0.4948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.517e-05/0.467, allocations: 51.98 kB / 0.6915 GB, free: 2.07 MB / 0.4948 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001456/0.4685, allocations: 0.7049 MB / 0.6921 GB, free: 1.359 MB / 0.4948 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001177/0.4697, allocations: 0.7312 MB / 0.6929 GB, free: 484 kB / 0.4948 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002084/0.4718, allocations: 1.105 MB / 0.6939 GB, free: 15.22 MB / 0.5105 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.555e-05/0.4718, allocations: 4 kB / 0.6939 GB, free: 15.22 MB / 0.5105 GB Notification: Performance of matching and sorting (n=124) (initialization_lambda0): time 0.002745/0.4745, allocations: 1.305 MB / 0.6952 GB, free: 13.9 MB / 0.5105 GB Notification: Performance of prepare postOptimizeDAE: time 3.373e-05/0.4746, allocations: 37.7 kB / 0.6953 GB, free: 13.86 MB / 0.5105 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.905e-05/0.4746, allocations: 8 kB / 0.6953 GB, free: 13.85 MB / 0.5105 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.408e-05/0.4746, allocations: 16 kB / 0.6953 GB, free: 13.83 MB / 0.5105 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009549/0.4756, allocations: 260.1 kB / 0.6955 GB, free: 13.58 MB / 0.5105 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.643e-05/0.4756, allocations: 23.92 kB / 0.6955 GB, free: 13.55 MB / 0.5105 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001322/0.477, allocations: 128.5 kB / 0.6957 GB, free: 13.43 MB / 0.5105 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001017/0.4771, allocations: 51.98 kB / 0.6957 GB, free: 13.38 MB / 0.5105 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 44 * Number of states: 0 () * Number of discrete variables: 6 (TSet.count,$PRE.TSet.count,TSet.T_start,$PRE.TSet.T_start,$whenCondition1,conPI.I.trigger_internal) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (122): * Single equations (assignments): 120 * Array equations: 1 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0003055/0.4774, allocations: 251.8 kB / 0.696 GB, free: 13.12 MB / 0.5105 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000361/0.4778, allocations: 165.9 kB / 0.6961 GB, free: 12.96 MB / 0.5105 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002756/0.4805, allocations: 1.119 MB / 0.6972 GB, free: 11.83 MB / 0.5105 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.458e-05/0.4805, allocations: 8 kB / 0.6972 GB, free: 11.82 MB / 0.5105 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.304e-06/0.4806, allocations: 0 / 0.6972 GB, free: 11.82 MB / 0.5105 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001935/0.4825, allocations: 0.8315 MB / 0.698 GB, free: 10.98 MB / 0.5105 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 0.005397/0.4879, allocations: 2.774 MB / 0.7007 GB, free: 8.113 MB / 0.5105 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.985e-06/0.4879, allocations: 4 kB / 0.7007 GB, free: 8.109 MB / 0.5105 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0007792/0.4887, allocations: 164 kB / 0.7009 GB, free: 7.949 MB / 0.5105 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001655/0.4889, allocations: 32.81 kB / 0.7009 GB, free: 7.914 MB / 0.5105 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.318e-05/0.489, allocations: 31.92 kB / 0.701 GB, free: 7.883 MB / 0.5105 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0009934/0.49, allocations: 1.315 MB / 0.7022 GB, free: 6.438 MB / 0.5105 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.428e-06/0.49, allocations: 3.938 kB / 0.7023 GB, free: 6.434 MB / 0.5105 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.2451/0.7351, allocations: 8.376 MB / 0.7104 GB, free: 139.8 MB / 0.5105 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006761/0.7359, allocations: 347.3 kB / 0.7108 GB, free: 139.8 MB / 0.5105 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002433/0.7361, allocations: 19.62 kB / 0.7108 GB, free: 139.8 MB / 0.5105 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001091/0.7372, allocations: 118 kB / 0.7109 GB, free: 139.8 MB / 0.5105 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001646/0.7374, allocations: 58.84 kB / 0.711 GB, free: 139.8 MB / 0.5105 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.616e-05/0.7375, allocations: 37.8 kB / 0.711 GB, free: 139.8 MB / 0.5105 GB Notification: Performance of sorting global known variables: time 0.001905/0.7394, allocations: 1.054 MB / 0.712 GB, free: 139.6 MB / 0.5105 GB Notification: Performance of sort global known variables: time 2.21e-07/0.7394, allocations: 4.938 kB / 0.712 GB, free: 139.6 MB / 0.5105 GB Notification: Performance of remove unused functions: time 0.005326/0.7448, allocations: 1.378 MB / 0.7134 GB, free: 139.6 MB / 0.5105 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 6 (vol.dynBal.U,mov.filter.s[1],mov.filter.s[2],conPI.I.y,THeaOut.T,hea.vol.dynBal.U) * Number of discrete variables: 3 ($whenCondition1,TSet.T_start,TSet.count) * Number of discrete states: 1 (TSet.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (76): * Single equations (assignments): 68 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 5 * 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): 1 system {(1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.001253/0.746, allocations: 0.5068 MB / 0.7139 GB, free: 139.5 MB / 0.5105 GB Notification: Performance of simCode: created initialization part: time 0.004334/0.7504, allocations: 1.659 MB / 0.7155 GB, free: 138.9 MB / 0.5105 GB Notification: Performance of simCode: created event and clocks part: time 6.502e-06/0.7504, allocations: 1.031 kB / 0.7155 GB, free: 138.9 MB / 0.5105 GB Notification: Performance of simCode: created simulation system equations: time 0.001323/0.7517, allocations: 0.5786 MB / 0.716 GB, free: 138.7 MB / 0.5105 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004368/0.7561, allocations: 0.8494 MB / 0.7169 GB, free: 138.5 MB / 0.5105 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005553/0.7617, allocations: 4.423 MB / 0.7212 GB, free: 135.9 MB / 0.5105 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008189/0.7626, allocations: 1.413 MB / 0.7226 GB, free: 135.2 MB / 0.5105 GB Notification: Performance of simCode: alias equations: time 0.002221/0.7648, allocations: 448.7 kB / 0.723 GB, free: 135.1 MB / 0.5105 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003807/0.7652, allocations: 154.5 kB / 0.7232 GB, free: 135.1 MB / 0.5105 GB Notification: Performance of SimCode: time 8.61e-07/0.7652, allocations: 0 / 0.7232 GB, free: 135.1 MB / 0.5105 GB Notification: Performance of Templates: time 0.04714/0.8123, allocations: 35.59 MB / 0.7579 GB, free: 102.4 MB / 0.5105 GB make -j1 -f IBPSA_latest_IBPSA.Fluid.HeatExchangers.Examples.WaterHeater_u.makefile (rm -f IBPSA_latest_IBPSA.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.HeatExchangers.Examples.WaterHeater_u.sim & ./IBPSA_latest_IBPSA.Fluid.HeatExchangers.Examples.WaterHeater_u -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe 2>&1)