Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.Interfaces.Examples.ReverseFlowMassExchanger.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/BuildSysPro 3.6.0/package.mo", uses=false) Using package BuildSysPro with version 3.5.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/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(BuildSysPro.IBPSA.Fluid.Interfaces.Examples.ReverseFlowMassExchanger,fileNamePrefix="BuildSysPro_BuildSysPro_IBPSA_Fluid_Interfaces_Examples_ReverseFlowMassExchanger",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildSysPro.IBPSA.Fluid.Interfaces.Examples.ReverseFlowMassExchanger,fileNamePrefix="BuildSysPro_BuildSysPro_IBPSA_Fluid_Interfaces_Examples_ReverseFlowMassExchanger",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 0.0009451/0.0009451, allocations: 98.03 kB / 15.36 MB, free: 0.7344 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.01016/0.01016, allocations: 169.1 kB / 16.26 MB, free: 6.652 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.324/1.324, allocations: 223.3 MB / 240.3 MB, free: 5.352 MB / 190.1 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/Building/BuildingEnvelope/HeatTransfer/package.mo:2:1-40:17:writable] Warning: Soil_case_nappe was referenced in the package.order file, but was not found in package.mo, Soil_case_nappe/package.mo or Soil_case_nappe.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/package.mo): time 0.9789/0.9789, allocations: 143.2 MB / 434.6 MB, free: 13.68 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0003199/0.0003199, allocations: 8 kB / 0.5165 GB, free: 11.11 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1469/0.1472, allocations: 83.41 MB / 0.598 GB, free: 7.66 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.Interfaces.Examples.ReverseFlowMassExchanger): time 0.9344/1.082, allocations: 322.2 MB / 0.9126 GB, free: 1.688 MB / 0.67 GB Notification: Performance of NFInst.instExpressions: time 0.03596/1.118, allocations: 29.96 MB / 0.9419 GB, free: 1.234 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003817/1.121, allocations: 85.41 kB / 0.9419 GB, free: 1.234 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.004632/1.126, allocations: 1.762 MB / 0.9437 GB, free: 1.195 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.01257/1.139, allocations: 4.683 MB / 0.9482 GB, free: 0.9453 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.008517/1.147, allocations: 3.367 MB / 0.9515 GB, free: 0.8086 MB / 0.67 GB Notification: Performance of NFFlatten.flatten: time 0.01026/1.158, allocations: 9.63 MB / 0.9609 GB, free: 420 kB / 0.67 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003844/1.161, allocations: 2.359 MB / 0.9632 GB, free: 15.54 MB / 0.6856 GB Notification: Performance of NFEvalConstants.evaluate: time 0.01212/1.174, allocations: 4.684 MB / 0.9678 GB, free: 14.69 MB / 0.6856 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00487/1.178, allocations: 2.394 MB / 0.9701 GB, free: 14.27 MB / 0.6856 GB Notification: Performance of NFPackage.collectConstants: time 0.0009145/1.179, allocations: 129.6 kB / 0.9703 GB, free: 14.27 MB / 0.6856 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01085/1.19, allocations: 5.588 MB / 0.9757 GB, free: 13.05 MB / 0.6856 GB Notification: Performance of NFScalarize.scalarize: time 0.001553/1.192, allocations: 0.8957 MB / 0.9766 GB, free: 12.78 MB / 0.6856 GB Notification: Performance of NFVerifyModel.verify: time 0.003199/1.195, allocations: 1.577 MB / 0.9781 GB, free: 12.45 MB / 0.6856 GB Notification: Performance of NFConvertDAE.convert: time 0.01047/1.205, allocations: 5.994 MB / 0.984 GB, free: 9.602 MB / 0.6856 GB Notification: Performance of FrontEnd - DAE generated: time 4.529e-06/1.205, allocations: 0 / 0.984 GB, free: 9.602 MB / 0.6856 GB Notification: Performance of FrontEnd: time 1.943e-06/1.206, allocations: 0 / 0.984 GB, free: 9.602 MB / 0.6856 GB Notification: Performance of Transformations before backend: time 7.459e-05/1.206, allocations: 0 / 0.984 GB, free: 9.602 MB / 0.6856 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 536 * Number of variables: 536 Notification: Performance of Generate backend data structure: time 0.006529/1.212, allocations: 3.062 MB / 0.987 GB, free: 7.648 MB / 0.6856 GB Notification: Performance of prepare preOptimizeDAE: time 4.075e-05/1.212, allocations: 13.72 kB / 0.987 GB, free: 7.645 MB / 0.6856 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0004828/1.213, allocations: 304.3 kB / 0.9873 GB, free: 7.543 MB / 0.6856 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.009391/1.222, allocations: 1.577 MB / 0.9888 GB, free: 6.473 MB / 0.6856 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00388/1.226, allocations: 1.987 MB / 0.9908 GB, free: 4.984 MB / 0.6856 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001302/1.227, allocations: 428.8 kB / 0.9912 GB, free: 4.633 MB / 0.6856 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004873/1.228, allocations: 218.4 kB / 0.9914 GB, free: 4.484 MB / 0.6856 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00645/1.234, allocations: 3.113 MB / 0.9944 GB, free: 2.16 MB / 0.6856 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.869e-05/1.234, allocations: 4 kB / 0.9944 GB, free: 2.156 MB / 0.6856 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003225/1.235, allocations: 94.11 kB / 0.9945 GB, free: 2.066 MB / 0.6856 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.764e-05/1.235, allocations: 88 kB / 0.9946 GB, free: 1.977 MB / 0.6856 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.007404/1.242, allocations: 3.222 MB / 0.9977 GB, free: 14.75 MB / 0.7012 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 0.02479/1.267, allocations: 14.31 MB / 1.012 GB, free: 15.58 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.004365/1.271, allocations: 1.69 MB / 1.013 GB, free: 13.89 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001815/1.273, allocations: 0.8006 MB / 1.014 GB, free: 13.09 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000661/1.274, allocations: 339.3 kB / 1.014 GB, free: 12.71 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.726e-05/1.274, allocations: 51.56 kB / 1.015 GB, free: 12.65 MB / 0.7169 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.001387/1.275, allocations: 201.4 kB / 1.015 GB, free: 12.45 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=110): time 5.219e-06/1.275, allocations: 4 kB / 1.015 GB, free: 12.45 MB / 0.7169 GB Notification: Performance of matching and sorting (n=110): time 0.005876/1.281, allocations: 2.414 MB / 1.017 GB, free: 10.03 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.587e-05/1.281, allocations: 63.41 kB / 1.017 GB, free: 9.957 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.004142/1.285, allocations: 2.56 MB / 1.02 GB, free: 7.379 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0002056/1.286, allocations: 57.7 kB / 1.02 GB, free: 7.316 MB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009383/1.287, allocations: 1.263 MB / 1.021 GB, free: 6.043 MB / 0.7169 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003071/1.287, allocations: 387.8 kB / 1.021 GB, free: 5.668 MB / 0.7169 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002295/1.287, allocations: 137.6 kB / 1.021 GB, free: 5.527 MB / 0.7169 GB Notification: Performance of setup shared object (initialization): time 8.245e-05/1.287, allocations: 313.1 kB / 1.022 GB, free: 5.219 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.002584/1.29, allocations: 1.003 MB / 1.023 GB, free: 4.215 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.002991/1.293, allocations: 1.649 MB / 1.024 GB, free: 2.305 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.004562/1.297, allocations: 2.335 MB / 1.027 GB, free: 15.82 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.187e-05/1.297, allocations: 4 kB / 1.027 GB, free: 15.82 MB / 0.7325 GB Notification: Performance of matching and sorting (n=216) (initialization): time 0.006472/1.304, allocations: 2.891 MB / 1.029 GB, free: 12.98 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 0.0003393/1.304, allocations: 0.5551 MB / 1.03 GB, free: 12.23 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.188e-05/1.304, allocations: 12 kB / 1.03 GB, free: 12.22 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.277e-05/1.304, allocations: 28 kB / 1.03 GB, free: 12.19 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002888/1.307, allocations: 0.5937 MB / 1.031 GB, free: 11.63 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001215/1.308, allocations: 2.396 MB / 1.033 GB, free: 9.152 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003888/1.312, allocations: 439.5 kB / 1.033 GB, free: 8.723 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002844/1.313, allocations: 91.95 kB / 1.033 GB, free: 8.633 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 1.216e-05/1.313, allocations: 4 kB / 1.033 GB, free: 8.629 MB / 0.7325 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.006377/1.319, allocations: 2.655 MB / 1.036 GB, free: 6.043 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.395e-05/1.319, allocations: 18.62 kB / 1.036 GB, free: 6.027 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.462e-05/1.319, allocations: 20 kB / 1.036 GB, free: 6.008 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002459/1.322, allocations: 0.5343 MB / 1.037 GB, free: 5.496 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.988e-05/1.322, allocations: 39.28 kB / 1.037 GB, free: 5.465 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003299/1.325, allocations: 375.1 kB / 1.037 GB, free: 5.102 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002585/1.325, allocations: 95.97 kB / 1.037 GB, free: 5.008 MB / 0.7325 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 61 * Number of states: 0 () * Number of discrete variables: 4 (masExcRev.i2_w,masExcRev.i1_w,masExcFor.i2_w,masExcFor.i1_w) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (214): * Single equations (assignments): 208 * Array equations: 0 * Algorithm blocks: 2 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 4 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 4 systems {1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.001287/1.327, allocations: 0.6246 MB / 1.038 GB, free: 4.402 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005934/1.327, allocations: 264.7 kB / 1.038 GB, free: 4.141 MB / 0.7325 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004515/1.332, allocations: 1.882 MB / 1.04 GB, free: 2.242 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.538e-05/1.332, allocations: 15.94 kB / 1.04 GB, free: 2.227 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.154e-06/1.332, allocations: 0 / 1.04 GB, free: 2.227 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.293e-05/1.332, allocations: 7.969 kB / 1.04 GB, free: 2.219 MB / 0.7325 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.00887/1.341, allocations: 4.527 MB / 1.044 GB, free: 13.62 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.178e-05/1.341, allocations: 4 kB / 1.044 GB, free: 13.61 MB / 0.7481 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001632/1.342, allocations: 317.8 kB / 1.045 GB, free: 13.32 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.809e-05/1.342, allocations: 12 kB / 1.045 GB, free: 13.3 MB / 0.7481 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.159e-05/1.342, allocations: 31.98 kB / 1.045 GB, free: 13.27 MB / 0.7481 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001016/1.343, allocations: 2.364 MB / 1.047 GB, free: 10.82 MB / 0.7481 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.538e-06/1.344, allocations: 14.94 kB / 1.047 GB, free: 10.81 MB / 0.7481 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.004054/1.348, allocations: 2.014 MB / 1.049 GB, free: 8.715 MB / 0.7481 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001255/1.349, allocations: 0.5444 MB / 1.049 GB, free: 8.148 MB / 0.7481 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005958/1.349, allocations: 23.98 kB / 1.049 GB, free: 8.125 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002835/1.352, allocations: 291.5 kB / 1.05 GB, free: 7.84 MB / 0.7481 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000142/1.352, allocations: 86.78 kB / 1.05 GB, free: 7.762 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000158/1.353, allocations: 63.95 kB / 1.05 GB, free: 7.699 MB / 0.7481 GB Notification: Performance of sorting global known variables: time 0.003248/1.356, allocations: 1.766 MB / 1.052 GB, free: 5.93 MB / 0.7481 GB Notification: Performance of sort global known variables: time 3.01e-07/1.356, allocations: 0 / 1.052 GB, free: 5.93 MB / 0.7481 GB Notification: Performance of remove unused functions: time 0.00413/1.36, allocations: 1.302 MB / 1.053 GB, free: 4.625 MB / 0.7481 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 25 * 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 simulation (110): * Single equations (assignments): 106 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 4 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 4 systems {1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.005184/1.365, allocations: 2.853 MB / 1.056 GB, free: 1.723 MB / 0.7481 GB Notification: Performance of simCode: created initialization part: time 0.00902/1.374, allocations: 3.712 MB / 1.059 GB, free: 14.07 MB / 0.7637 GB Notification: Performance of simCode: created event and clocks part: time 1.396e-05/1.374, allocations: 5.531 kB / 1.059 GB, free: 14.07 MB / 0.7637 GB Notification: Performance of simCode: created simulation system equations: time 0.001997/1.376, allocations: 0.8308 MB / 1.06 GB, free: 13.27 MB / 0.7637 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.009116/1.385, allocations: 1.308 MB / 1.061 GB, free: 11.98 MB / 0.7637 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.04317/1.429, allocations: 22.69 MB / 1.084 GB, free: 3.434 MB / 0.7794 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001402/1.43, allocations: 1.694 MB / 1.085 GB, free: 1.695 MB / 0.7794 GB Notification: Performance of simCode: alias equations: time 0.003621/1.434, allocations: 0.7934 MB / 1.086 GB, free: 0.8945 MB / 0.7794 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001618/1.435, allocations: 1.042 MB / 1.087 GB, free: 15.85 MB / 0.795 GB Notification: Performance of SimCode: time 1.032e-06/1.435, allocations: 0 / 1.087 GB, free: 15.85 MB / 0.795 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1075/1.543, allocations: 71.65 MB / 1.157 GB, free: 9.148 MB / 0.8575 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002718/1.543, allocations: 309.6 kB / 1.157 GB, free: 8.762 MB / 0.8575 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.552/5.095, allocations: 0 / 1.157 GB, free: 8.762 MB / 0.8575 GB (rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.Interfaces.Examples.ReverseFlowMassExchanger.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.Interfaces.Examples.ReverseFlowMassExchanger.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.Interfaces.Examples.ReverseFlowMassExchanger.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.Interfaces.Examples.ReverseFlowMassExchanger.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_BuildSysPro_BuildSysPro_IBPSA_Fluid_Interfaces_Examples_ReverseFlowMassExchanger_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 BuildSysPro_BuildSysPro_IBPSA_Fluid_Interfaces_Examples_ReverseFlowMassExchanger.fmu > BuildSysPro_BuildSysPro.IBPSA.Fluid.Interfaces.Examples.ReverseFlowMassExchanger.pipe 2>&1)