Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.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/IBPSA 4.0.0-master/package.mo", uses=false) Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-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: "" <> buildModelFMU(IBPSA.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger,fileNamePrefix="IBPSA_latest_IBPSA_Fluid_Storage_BaseClasses_Examples_IndirectTankHeatExchanger",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IBPSA.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger,fileNamePrefix="IBPSA_latest_IBPSA_Fluid_Storage_BaseClasses_Examples_IndirectTankHeatExchanger",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001298/0.001298, allocations: 110.4 kB / 16.4 MB, free: 6.367 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001246/0.001246, allocations: 202.2 kB / 17.34 MB, free: 5.844 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.39/1.39, allocations: 222.9 MB / 241 MB, free: 15.21 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.8046/0.8046, allocations: 126.7 MB / 417.9 MB, free: 12.3 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001905/0.001905, allocations: 68.02 kB / 0.5735 GB, free: 27.28 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1287/0.1306, allocations: 78.88 MB / 0.6505 GB, free: 3.711 MB / 494.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger): time 0.03079/0.1615, allocations: 28.58 MB / 0.6785 GB, free: 7.027 MB / 0.5137 GB Notification: Performance of NFInst.instExpressions: time 0.01153/0.173, allocations: 7.903 MB / 0.6862 GB, free: 15.1 MB / 0.5294 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001022/0.1741, allocations: 39.75 kB / 0.6862 GB, free: 15.06 MB / 0.5294 GB Notification: Performance of NFTyping.typeComponents: time 0.00108/0.1752, allocations: 409.2 kB / 0.6866 GB, free: 14.66 MB / 0.5294 GB Notification: Performance of NFTyping.typeBindings: time 0.002391/0.1776, allocations: 1.009 MB / 0.6876 GB, free: 13.64 MB / 0.5294 GB Notification: Performance of NFTyping.typeClassSections: time 0.002605/0.1802, allocations: 1.076 MB / 0.6886 GB, free: 12.57 MB / 0.5294 GB Notification: Performance of NFFlatten.flatten: time 0.005215/0.1855, allocations: 4.919 MB / 0.6934 GB, free: 7.641 MB / 0.5294 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00268/0.1882, allocations: 2.281 MB / 0.6957 GB, free: 5.324 MB / 0.5294 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003403/0.1916, allocations: 1.894 MB / 0.6975 GB, free: 3.434 MB / 0.5294 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001783/0.1934, allocations: 1.451 MB / 0.6989 GB, free: 1.977 MB / 0.5294 GB Notification: Performance of NFPackage.collectConstants: time 0.0003525/0.1937, allocations: 228 kB / 0.6992 GB, free: 1.754 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002477/0.1962, allocations: 1.307 MB / 0.7004 GB, free: 456 kB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.0005861/0.1968, allocations: 0.5569 MB / 0.701 GB, free: 15.89 MB / 0.545 GB Notification: Performance of NFVerifyModel.verify: time 0.001329/0.1981, allocations: 1.155 MB / 0.7021 GB, free: 14.73 MB / 0.545 GB Notification: Performance of NFConvertDAE.convert: time 0.004298/0.2025, allocations: 3.707 MB / 0.7057 GB, free: 11.01 MB / 0.545 GB Notification: Performance of FrontEnd - DAE generated: time 5.43e-06/0.2025, allocations: 4 kB / 0.7057 GB, free: 11 MB / 0.545 GB Notification: Performance of FrontEnd: time 1.193e-06/0.2025, allocations: 0 / 0.7057 GB, free: 11 MB / 0.545 GB Notification: Performance of Transformations before backend: time 3.242e-05/0.2025, allocations: 0 / 0.7057 GB, free: 11 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: 348 * Number of variables: 348 Notification: Performance of Generate backend data structure: time 0.004661/0.2072, allocations: 2.625 MB / 0.7083 GB, free: 8.32 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 3.765e-05/0.2072, allocations: 8.031 kB / 0.7083 GB, free: 8.312 MB / 0.545 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0002863/0.2075, allocations: 210.9 kB / 0.7085 GB, free: 8.098 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007737/0.2083, allocations: 243.6 kB / 0.7087 GB, free: 7.859 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002972/0.2113, allocations: 1.82 MB / 0.7105 GB, free: 5.984 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.211e-05/0.2114, allocations: 110.7 kB / 0.7106 GB, free: 5.875 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002529/0.2117, allocations: 148 kB / 0.7108 GB, free: 5.73 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003156/0.2148, allocations: 2 MB / 0.7127 GB, free: 3.668 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.547e-05/0.2149, allocations: 0 / 0.7127 GB, free: 3.668 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001455/0.215, allocations: 59.98 kB / 0.7128 GB, free: 3.609 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.82e-05/0.2151, allocations: 44 kB / 0.7128 GB, free: 3.566 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002857/0.2179, allocations: 1.798 MB / 0.7146 GB, free: 1.762 MB / 0.545 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 0.01129/0.2292, allocations: 7.62 MB / 0.722 GB, free: 9.836 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001995/0.2312, allocations: 1.444 MB / 0.7234 GB, free: 8.355 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0009402/0.2322, allocations: 0.6603 MB / 0.7241 GB, free: 7.695 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.006308/0.2385, allocations: 3.854 MB / 0.7278 GB, free: 3.52 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.011e-05/0.2386, allocations: 51.56 kB / 0.7279 GB, free: 3.461 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=88): time 2.765e-06/0.2386, allocations: 0 / 0.7279 GB, free: 3.461 MB / 0.5606 GB Notification: Performance of matching and sorting (n=88): time 0.002507/0.2411, allocations: 1.518 MB / 0.7294 GB, free: 1.941 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.589e-05/0.2412, allocations: 61.61 kB / 0.7294 GB, free: 1.871 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002205/0.2434, allocations: 1.649 MB / 0.731 GB, free: 216 kB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 8.744e-05/0.2435, allocations: 49.7 kB / 0.7311 GB, free: 160 kB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006948/0.2442, allocations: 0.7709 MB / 0.7318 GB, free: 15.38 MB / 0.5762 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002974/0.2445, allocations: 329.2 kB / 0.7321 GB, free: 15.05 MB / 0.5762 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004368/0.2449, allocations: 303.5 kB / 0.7324 GB, free: 14.75 MB / 0.5762 GB Notification: Performance of setup shared object (initialization): time 0.0001796/0.2451, allocations: 361.9 kB / 0.7328 GB, free: 14.39 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001071/0.2462, allocations: 0.6917 MB / 0.7334 GB, free: 13.7 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001395/0.2476, allocations: 1.02 MB / 0.7344 GB, free: 12.55 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002281/0.2499, allocations: 1.624 MB / 0.736 GB, free: 10.79 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.095e-06/0.2499, allocations: 4 kB / 0.736 GB, free: 10.79 MB / 0.5762 GB Notification: Performance of matching and sorting (n=175) (initialization): time 0.003306/0.2532, allocations: 1.964 MB / 0.7379 GB, free: 8.816 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 2.261e-05/0.2533, allocations: 8 kB / 0.738 GB, free: 8.809 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.558e-05/0.2533, allocations: 8 kB / 0.738 GB, free: 8.801 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.735e-05/0.2533, allocations: 16 kB / 0.738 GB, free: 8.785 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001298/0.2546, allocations: 335.5 kB / 0.7383 GB, free: 8.457 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.261e-05/0.2546, allocations: 19.94 kB / 0.7383 GB, free: 8.438 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001151/0.2558, allocations: 211 kB / 0.7385 GB, free: 8.23 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000115/0.2559, allocations: 63.92 kB / 0.7386 GB, free: 8.168 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001939/0.2579, allocations: 1.288 MB / 0.7398 GB, free: 6.875 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00137/0.2593, allocations: 1.016 MB / 0.7408 GB, free: 5.734 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002229/0.2615, allocations: 1.616 MB / 0.7424 GB, free: 3.996 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.047e-06/0.2615, allocations: 4 kB / 0.7424 GB, free: 3.992 MB / 0.5762 GB Notification: Performance of matching and sorting (n=175) (initialization_lambda0): time 0.003159/0.2647, allocations: 1.956 MB / 0.7443 GB, free: 2.027 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 1.604e-05/0.2647, allocations: 13.44 kB / 0.7443 GB, free: 2.016 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.339e-05/0.2647, allocations: 11.98 kB / 0.7443 GB, free: 2.004 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.627e-05/0.2647, allocations: 16 kB / 0.7444 GB, free: 1.988 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001211/0.266, allocations: 335.5 kB / 0.7447 GB, free: 1.66 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.242e-05/0.266, allocations: 19.94 kB / 0.7447 GB, free: 1.641 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001026/0.267, allocations: 151.2 kB / 0.7448 GB, free: 1.492 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001212/0.2671, allocations: 59.98 kB / 0.7449 GB, free: 1.434 MB / 0.5762 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 40 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (175): * Single equations (assignments): 175 * Array equations: 0 * Algorithm blocks: 0 * 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 0.0003006/0.2675, allocations: 259.8 kB / 0.7452 GB, free: 1.172 MB / 0.5762 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002997/0.2678, allocations: 167 kB / 0.7453 GB, free: 1.008 MB / 0.5762 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2501/0.5179, allocations: 1.273 MB / 0.7466 GB, free: 89.82 MB / 0.5762 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.66e-05/0.5179, allocations: 9.391 kB / 0.7466 GB, free: 89.82 MB / 0.5762 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.243e-06/0.5179, allocations: 0 / 0.7466 GB, free: 89.82 MB / 0.5762 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001624/0.5196, allocations: 1.283 MB / 0.7478 GB, free: 89.38 MB / 0.5762 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.004527/0.5241, allocations: 2.958 MB / 0.7507 GB, free: 88.45 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.522e-06/0.5241, allocations: 1.781 kB / 0.7507 GB, free: 88.45 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0007914/0.5249, allocations: 182.9 kB / 0.7509 GB, free: 88.45 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (simulation): time 9.268e-06/0.5249, allocations: 10.03 kB / 0.7509 GB, free: 88.45 MB / 0.5762 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.921e-05/0.525, allocations: 25.25 kB / 0.7509 GB, free: 88.43 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 8.486e-06/0.525, allocations: 7.703 kB / 0.7509 GB, free: 88.43 MB / 0.5762 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.465e-06/0.525, allocations: 1.875 kB / 0.7509 GB, free: 88.43 MB / 0.5762 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002803/0.5278, allocations: 1.921 MB / 0.7528 GB, free: 87.69 MB / 0.5762 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007111/0.5286, allocations: 414.7 kB / 0.7532 GB, free: 87.52 MB / 0.5762 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002087/0.5288, allocations: 20.7 kB / 0.7532 GB, free: 87.51 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007651/0.5296, allocations: 49.55 kB / 0.7533 GB, free: 87.5 MB / 0.5762 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001185/0.5297, allocations: 62.12 kB / 0.7533 GB, free: 87.49 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.737e-05/0.5298, allocations: 37.48 kB / 0.7534 GB, free: 87.48 MB / 0.5762 GB Notification: Performance of sorting global known variables: time 0.001823/0.5316, allocations: 1.232 MB / 0.7546 GB, free: 87.04 MB / 0.5762 GB Notification: Performance of sort global known variables: time 1.7e-07/0.5316, allocations: 1.344 kB / 0.7546 GB, free: 87.04 MB / 0.5762 GB Notification: Performance of remove unused functions: time 0.002331/0.5339, allocations: 0.9302 MB / 0.7555 GB, free: 86.92 MB / 0.5762 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 6 (indTanHex.vol[1].dynBal.U,indTanHex.vol[2].dynBal.U,indTanHex.vol[3].dynBal.U,indTanHex.cap[1].T,indTanHex.cap[2].T,indTanHex.cap[3].T) * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (89): * Single equations (assignments): 87 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * 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 0.003258/0.5372, allocations: 2.728 MB / 0.7581 GB, free: 85.56 MB / 0.5762 GB Notification: Performance of simCode: created initialization part: time 0.003619/0.5408, allocations: 2.333 MB / 0.7604 GB, free: 84.85 MB / 0.5762 GB Notification: Performance of simCode: created event and clocks part: time 8.616e-06/0.5409, allocations: 3.406 kB / 0.7604 GB, free: 84.85 MB / 0.5762 GB Notification: Performance of simCode: created simulation system equations: time 0.0006862/0.5416, allocations: 0.5172 MB / 0.7609 GB, free: 84.69 MB / 0.5762 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003872/0.5454, allocations: 0.9175 MB / 0.7618 GB, free: 84.48 MB / 0.5762 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01715/0.5626, allocations: 15.13 MB / 0.7766 GB, free: 77.29 MB / 0.5762 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0007906/0.5634, allocations: 1.688 MB / 0.7782 GB, free: 76.08 MB / 0.5762 GB Notification: Performance of simCode: alias equations: time 0.002073/0.5655, allocations: 0.9171 MB / 0.7791 GB, free: 75.33 MB / 0.5762 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007159/0.5662, allocations: 0.6242 MB / 0.7798 GB, free: 74.7 MB / 0.5762 GB Notification: Performance of SimCode: time 7.62e-07/0.5662, allocations: 0 / 0.7798 GB, free: 74.7 MB / 0.5762 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.06623/0.6325, allocations: 49.39 MB / 0.828 GB, free: 25.79 MB / 0.5762 GB Notification: Performance of buildModelFMU: Generate platform static: time 10.71/11.34, allocations: 17.3 kB / 0.828 GB, free: 25.78 MB / 0.5762 GB (rm -f IBPSA_latest_IBPSA.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.sim & python3 -m fmpy simulate --output-file IBPSA_latest_IBPSA.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger_res.csv --start-time 0 --stop-time 15 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.006 IBPSA_latest_IBPSA_Fluid_Storage_BaseClasses_Examples_IndirectTankHeatExchanger.fmu > IBPSA_latest_IBPSA.Fluid.Storage.BaseClasses.Examples.IndirectTankHeatExchanger.pipe 2>&1)