Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Fluid.HeatExchangers.ActiveBeams.Examples.CoolingAndHeating.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo) Running command: translateModel(Buildings.Fluid.HeatExchangers.ActiveBeams.Examples.CoolingAndHeating,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.HeatExchangers.ActiveBeams.Examples.CoolingAndHeating") translateModel(Buildings.Fluid.HeatExchangers.ActiveBeams.Examples.CoolingAndHeating,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.HeatExchangers.ActiveBeams.Examples.CoolingAndHeating") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.35/1.35, allocations: 251.5 MB / 267.4 MB, free: 11.07 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009765/0.0009764, allocations: 176.5 kB / 326.5 MB, free: 2.703 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.7/1.7, allocations: 205 MB / 0.5766 GB, free: 20.98 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007963/0.0007961, allocations: 84.03 kB / 0.6803 GB, free: 14.73 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0003742/0.0003742, allocations: 17.56 kB / 0.7938 GB, free: 136.4 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2292/0.2296, allocations: 105.4 MB / 0.8967 GB, free: 68.2 MB / 0.6042 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatExchangers.ActiveBeams.Examples.CoolingAndHeating): time 0.7633/0.9929, allocations: 263.3 MB / 1.154 GB, free: 424 kB / 0.698 GB Notification: Performance of NFInst.instExpressions: time 0.03448/1.027, allocations: 21.88 MB / 1.175 GB, free: 12.16 MB / 0.7136 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.007563/1.035, allocations: 113.3 kB / 1.175 GB, free: 12.16 MB / 0.7136 GB Notification: Performance of NFTyping.typeComponents: time 0.006089/1.041, allocations: 1.45 MB / 1.177 GB, free: 11.83 MB / 0.7136 GB Notification: Performance of NFTyping.typeBindings: time 0.01393/1.055, allocations: 3.689 MB / 1.18 GB, free: 10.2 MB / 0.7136 GB Notification: Performance of NFTyping.typeClassSections: time 0.008068/1.063, allocations: 2.464 MB / 1.183 GB, free: 8.617 MB / 0.7136 GB Notification: Performance of NFFlatten.flatten: time 0.01403/1.077, allocations: 9.998 MB / 1.193 GB, free: 3.574 MB / 0.7136 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00543/1.083, allocations: 2.368 MB / 1.195 GB, free: 2.152 MB / 0.7136 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00887/1.092, allocations: 2.892 MB / 1.198 GB, free: 0.5 MB / 0.7136 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005176/1.097, allocations: 2.072 MB / 1.2 GB, free: 14.57 MB / 0.7292 GB Notification: Performance of NFPackage.collectConstants: time 0.001321/1.098, allocations: 116 kB / 1.2 GB, free: 14.46 MB / 0.7292 GB Notification: Performance of NFFlatten.collectFunctions: time 0.007738/1.106, allocations: 2.574 MB / 1.202 GB, free: 12.1 MB / 0.7292 GB Notification: Performance of NFScalarize.scalarize: time 0.001765/1.108, allocations: 0.9208 MB / 1.203 GB, free: 11.18 MB / 0.7292 GB Notification: Performance of NFVerifyModel.verify: time 0.004968/1.113, allocations: 1.784 MB / 1.205 GB, free: 9.402 MB / 0.7292 GB Notification: Performance of NFConvertDAE.convert: time 0.009054/1.122, allocations: 5.648 MB / 1.21 GB, free: 3.938 MB / 0.7292 GB Notification: Performance of FrontEnd - DAE generated: time 6.693e-06/1.122, allocations: 0 / 1.21 GB, free: 3.938 MB / 0.7292 GB Notification: Performance of FrontEnd: time 3.126e-06/1.122, allocations: 0 / 1.21 GB, free: 3.938 MB / 0.7292 GB Notification: Performance of Transformations before backend: time 0.0002623/1.122, allocations: 0 / 1.21 GB, free: 3.938 MB / 0.7292 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 518 * Number of variables: 518 Notification: Performance of Generate backend data structure: time 0.009681/1.132, allocations: 3.936 MB / 1.214 GB, free: 15.87 MB / 0.7448 GB Notification: Performance of prepare preOptimizeDAE: time 5.858e-05/1.132, allocations: 16.03 kB / 1.214 GB, free: 15.86 MB / 0.7448 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003172/1.135, allocations: 0.5323 MB / 1.215 GB, free: 15.32 MB / 0.7448 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007703/1.143, allocations: 3.184 MB / 1.218 GB, free: 12.15 MB / 0.7448 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002202/1.143, allocations: 164 kB / 1.218 GB, free: 11.98 MB / 0.7448 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008604/1.144, allocations: 219.9 kB / 1.218 GB, free: 11.77 MB / 0.7448 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.006694/1.151, allocations: 2.594 MB / 1.221 GB, free: 9.07 MB / 0.7448 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.409e-05/1.151, allocations: 3.906 kB / 1.221 GB, free: 9.066 MB / 0.7448 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000365/1.151, allocations: 88 kB / 1.221 GB, free: 8.98 MB / 0.7448 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.302e-05/1.151, allocations: 71.89 kB / 1.221 GB, free: 8.91 MB / 0.7448 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.004485/1.156, allocations: 2.002 MB / 1.223 GB, free: 6.906 MB / 0.7448 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 0.01918/1.175, allocations: 10.73 MB / 1.233 GB, free: 11.77 MB / 0.7605 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002345/1.177, allocations: 1.521 MB / 1.235 GB, free: 10.21 MB / 0.7605 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001348/1.179, allocations: 1.042 MB / 1.236 GB, free: 9.164 MB / 0.7605 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0009654/1.18, allocations: 1.172 MB / 1.237 GB, free: 7.738 MB / 0.7605 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.364e-05/1.18, allocations: 51.56 kB / 1.237 GB, free: 7.68 MB / 0.7605 GB Notification: Performance of pre-optimization done (n=124): time 4.729e-06/1.18, allocations: 4 kB / 1.237 GB, free: 7.676 MB / 0.7605 GB Notification: Performance of matching and sorting (n=132): time 0.01068/1.191, allocations: 6.167 MB / 1.243 GB, free: 1.348 MB / 0.7605 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000137/1.191, allocations: 242.6 kB / 1.243 GB, free: 1.059 MB / 0.7605 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.005183/1.196, allocations: 3.44 MB / 1.247 GB, free: 13.63 MB / 0.7761 GB Notification: Performance of collectPreVariables (initialization): time 0.0002701/1.196, allocations: 61.7 kB / 1.247 GB, free: 13.56 MB / 0.7761 GB Notification: Performance of collectInitialEqns (initialization): time 0.001331/1.198, allocations: 1.478 MB / 1.248 GB, free: 12.08 MB / 0.7761 GB Notification: Performance of collectInitialBindings (initialization): time 0.0004814/1.198, allocations: 457.9 kB / 1.249 GB, free: 11.63 MB / 0.7761 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001968/1.198, allocations: 149.6 kB / 1.249 GB, free: 11.48 MB / 0.7761 GB Notification: Performance of setup shared object (initialization): time 0.0001064/1.198, allocations: 301.1 kB / 1.249 GB, free: 11.18 MB / 0.7761 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001537/1.2, allocations: 1.105 MB / 1.25 GB, free: 10.08 MB / 0.7761 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001859/1.202, allocations: 1.505 MB / 1.252 GB, free: 8.441 MB / 0.7761 GB Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: vol.dynBal.medium.p = vol.dynBal.p_start (bou.p = vol.dynBal.p_start) Notification: Performance of analyzeInitialSystem (initialization): time 0.01/1.212, allocations: 6.959 MB / 1.259 GB, free: 1.133 MB / 0.7761 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.17e-05/1.212, allocations: 4 kB / 1.259 GB, free: 1.129 MB / 0.7761 GB Notification: Performance of matching and sorting (n=203) (initialization): time 0.005708/1.218, allocations: 3.36 MB / 1.262 GB, free: 13.68 MB / 0.7917 GB Notification: Performance of prepare postOptimizeDAE: time 0.0005634/1.218, allocations: 0.6584 MB / 1.262 GB, free: 12.86 MB / 0.7917 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.602e-05/1.218, allocations: 8 kB / 1.262 GB, free: 12.85 MB / 0.7917 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0002491/1.218, allocations: 81.67 kB / 1.263 GB, free: 12.77 MB / 0.7917 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001071/1.22, allocations: 283.5 kB / 1.263 GB, free: 12.49 MB / 0.7917 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002807/1.222, allocations: 3.021 MB / 1.266 GB, free: 9.199 MB / 0.7917 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003369/1.226, allocations: 196.3 kB / 1.266 GB, free: 9.008 MB / 0.7917 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002087/1.226, allocations: 67.98 kB / 1.266 GB, free: 8.941 MB / 0.7917 GB Notification: Performance of prepare postOptimizeDAE: time 1.099e-05/1.226, allocations: 4 kB / 1.266 GB, free: 8.938 MB / 0.7917 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.004609/1.231, allocations: 3.446 MB / 1.269 GB, free: 5.41 MB / 0.7917 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.509e-05/1.231, allocations: 7.984 kB / 1.269 GB, free: 5.402 MB / 0.7917 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.000169/1.231, allocations: 93.77 kB / 1.269 GB, free: 5.305 MB / 0.7917 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009685/1.232, allocations: 267.6 kB / 1.27 GB, free: 5.043 MB / 0.7917 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002335/1.234, allocations: 3.024 MB / 1.273 GB, free: 1.758 MB / 0.7917 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002738/1.237, allocations: 196.7 kB / 1.273 GB, free: 1.57 MB / 0.7917 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001501/1.237, allocations: 71.98 kB / 1.273 GB, free: 1.5 MB / 0.7917 GB Warning: The initial conditions are over specified. The following 1 initial equations are redundant, so they are removed from the initialization sytem: vol.dynBal.medium.p = vol.dynBal.p_start. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 28 * Number of states: 0 () * Number of discrete variables: 8 (beaCooHea.conHea.mod.airFlo_mod.i,beaCooHea.conHea.mod.watFlo_mod.i,beaCooHea.conHea.mod.temDif_mod.i,beaCooHea.conCoo.mod.airFlo_mod.i,beaCooHea.conCoo.mod.watFlo_mod.i,beaCooHea.conCoo.mod.temDif_mod.i,conCoo.I.trigger_internal,conHea.I.trigger_internal) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (171): * Single equations (assignments): 157 * Array equations: 0 * Algorithm blocks: 12 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * 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): 2 systems {(1,2), (1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.002075/1.239, allocations: 1.122 MB / 1.274 GB, free: 340 kB / 0.7917 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007437/1.24, allocations: 327.9 kB / 1.274 GB, free: 8 kB / 0.7917 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003657/1.244, allocations: 2.53 MB / 1.277 GB, free: 13.44 MB / 0.8073 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.801e-05/1.244, allocations: 12 kB / 1.277 GB, free: 13.43 MB / 0.8073 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.6e-06/1.244, allocations: 4 kB / 1.277 GB, free: 13.42 MB / 0.8073 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.00274/1.246, allocations: 2.233 MB / 1.279 GB, free: 11.1 MB / 0.8073 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.008705/1.255, allocations: 5.922 MB / 1.285 GB, free: 5.039 MB / 0.8073 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.274e-05/1.255, allocations: 8 kB / 1.285 GB, free: 5.031 MB / 0.8073 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001024/1.256, allocations: 256.4 kB / 1.285 GB, free: 4.781 MB / 0.8073 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.59e-05/1.256, allocations: 12 kB / 1.285 GB, free: 4.77 MB / 0.8073 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.13e-05/1.256, allocations: 36 kB / 1.285 GB, free: 4.734 MB / 0.8073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.636e-05/1.256, allocations: 19.92 kB / 1.285 GB, free: 4.715 MB / 0.8073 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.909e-06/1.256, allocations: 7.938 kB / 1.285 GB, free: 4.707 MB / 0.8073 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005234/1.262, allocations: 4.016 MB / 1.289 GB, free: 0.5625 MB / 0.8073 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001674/1.263, allocations: 0.6743 MB / 1.29 GB, free: 15.87 MB / 0.823 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004092/1.264, allocations: 44 kB / 1.29 GB, free: 15.82 MB / 0.823 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001495/1.265, allocations: 152.4 kB / 1.29 GB, free: 15.68 MB / 0.823 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003269/1.265, allocations: 168.6 kB / 1.29 GB, free: 15.51 MB / 0.823 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001168/1.266, allocations: 63.09 kB / 1.29 GB, free: 15.45 MB / 0.823 GB Notification: Performance of sorting global known variables: time 0.003854/1.269, allocations: 2.385 MB / 1.292 GB, free: 13.08 MB / 0.823 GB Notification: Performance of sort global known variables: time 1.3e-07/1.269, allocations: 0 / 1.292 GB, free: 13.08 MB / 0.823 GB Notification: Performance of remove unused functions: time 0.004243/1.274, allocations: 1.254 MB / 1.294 GB, free: 11.83 MB / 0.823 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 24 * Number of states: 6 (conHea.I.y,vol.dynBal.U,vol.dynBal.mXi[1],conCoo.I.y,beaCooHea.conCoo.hex.vol.dynBal.U,beaCooHea.conHea.hex.vol.dynBal.U) * Number of discrete variables: 6 (beaCooHea.conCoo.mod.temDif_mod.i,beaCooHea.conCoo.mod.watFlo_mod.i,beaCooHea.conCoo.mod.airFlo_mod.i,beaCooHea.conHea.mod.temDif_mod.i,beaCooHea.conHea.mod.watFlo_mod.i,beaCooHea.conHea.mod.airFlo_mod.i) * Number of discrete states: 6 (beaCooHea.conHea.mod.airFlo_mod.i,beaCooHea.conHea.mod.watFlo_mod.i,beaCooHea.conHea.mod.temDif_mod.i,beaCooHea.conCoo.mod.airFlo_mod.i,beaCooHea.conCoo.mod.watFlo_mod.i,beaCooHea.conCoo.mod.temDif_mod.i) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (129): * Single equations (assignments): 119 * Array equations: 0 * Algorithm blocks: 6 * Record equations: 4 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.001298/1.275, allocations: 0.5873 MB / 1.294 GB, free: 11.28 MB / 0.823 GB Notification: Performance of simCode: created initialization part: time 0.006934/1.282, allocations: 6.12 MB / 1.3 GB, free: 4.812 MB / 0.823 GB Notification: Performance of simCode: created event and clocks part: time 8.607e-06/1.282, allocations: 0 / 1.3 GB, free: 4.812 MB / 0.823 GB Notification: Performance of simCode: created simulation system equations: time 0.002338/1.284, allocations: 1.889 MB / 1.302 GB, free: 2.848 MB / 0.823 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01135/1.296, allocations: 1.636 MB / 1.304 GB, free: 1.23 MB / 0.823 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01421/1.31, allocations: 7.509 MB / 1.311 GB, free: 9.625 MB / 0.8386 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002954/1.313, allocations: 2.091 MB / 1.313 GB, free: 7.508 MB / 0.8386 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001051/1.314, allocations: 223.4 kB / 1.313 GB, free: 7.289 MB / 0.8386 GB Notification: Performance of SimCode: time 9.41e-07/1.314, allocations: 0 / 1.313 GB, free: 7.289 MB / 0.8386 GB Notification: Performance of Templates: time 0.1108/1.425, allocations: 73.33 MB / 1.385 GB, free: 14.15 MB / 0.9167 GB make -j1 -f Buildings_maint.7.0.x_Buildings.Fluid.HeatExchangers.ActiveBeams.Examples.CoolingAndHeating.makefile (rm -f Buildings_maint.7.0.x_Buildings.Fluid.HeatExchangers.ActiveBeams.Examples.CoolingAndHeating.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Fluid.HeatExchangers.ActiveBeams.Examples.CoolingAndHeating.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Fluid.HeatExchangers.ActiveBeams.Examples.CoolingAndHeating.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Fluid.HeatExchangers.ActiveBeams.Examples.CoolingAndHeating.sim & ./Buildings_maint.7.0.x_Buildings.Fluid.HeatExchangers.ActiveBeams.Examples.CoolingAndHeating -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Fluid.HeatExchangers.ActiveBeams.Examples.CoolingAndHeating.pipe 2>&1)