Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.Sources.Examples.TraceSubstancesFlowSource.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 3.5.0-master/package.mo", uses=false) Using package BuildSysPro with version 3.5.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.5.0-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(BuildSysPro.IBPSA.Fluid.Sources.Examples.TraceSubstancesFlowSource,fileNamePrefix="BuildSysPro_BuildSysPro_IBPSA_Fluid_Sources_Examples_TraceSubstancesFlowSource",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildSysPro.IBPSA.Fluid.Sources.Examples.TraceSubstancesFlowSource,fileNamePrefix="BuildSysPro_BuildSysPro_IBPSA_Fluid_Sources_Examples_TraceSubstancesFlowSource",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 0.0008536/0.0008537, allocations: 91.77 kB / 15.06 MB, free: 1.098 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001136/0.001135, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.438/1.438, allocations: 223.3 MB / 240 MB, free: 5.273 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.5.0-master/package.mo): time 1.128/1.128, allocations: 143.4 MB / 434.4 MB, free: 13.61 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0003564/0.0003565, allocations: 11.98 kB / 0.5161 GB, free: 11.16 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1904/0.1908, allocations: 83.41 MB / 0.5975 GB, free: 7.691 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.Sources.Examples.TraceSubstancesFlowSource): time 1.105/1.296, allocations: 279 MB / 0.87 GB, free: 9.453 MB / 0.67 GB Notification: Performance of NFInst.instExpressions: time 0.03109/1.327, allocations: 24.21 MB / 0.8936 GB, free: 9.148 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.005507/1.333, allocations: 102.9 kB / 0.8937 GB, free: 9.148 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.004724/1.337, allocations: 1.206 MB / 0.8949 GB, free: 9.129 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.01317/1.351, allocations: 4.371 MB / 0.8992 GB, free: 8.941 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.006859/1.357, allocations: 1.963 MB / 0.9011 GB, free: 8.891 MB / 0.67 GB Notification: Performance of NFFlatten.flatten: time 0.01589/1.373, allocations: 10.45 MB / 0.9113 GB, free: 8.879 MB / 0.67 GB Notification: Performance of NFFlatten.resolveConnections: time 0.006542/1.38, allocations: 2.534 MB / 0.9138 GB, free: 24.52 MB / 0.6856 GB Notification: Performance of NFEvalConstants.evaluate: time 0.01207/1.392, allocations: 3.194 MB / 0.9169 GB, free: 24.5 MB / 0.6856 GB Notification: Performance of NFSimplifyModel.simplify: time 0.008038/1.4, allocations: 2.832 MB / 0.9197 GB, free: 24.48 MB / 0.6856 GB Notification: Performance of NFPackage.collectConstants: time 0.001729/1.402, allocations: 152.4 kB / 0.9198 GB, free: 24.48 MB / 0.6856 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01051/1.412, allocations: 2.407 MB / 0.9222 GB, free: 24.44 MB / 0.6856 GB Notification: Performance of NFScalarize.scalarize: time 0.00379/1.416, allocations: 1.434 MB / 0.9236 GB, free: 24.43 MB / 0.6856 GB Notification: Performance of NFVerifyModel.verify: time 0.004635/1.421, allocations: 0.7592 MB / 0.9243 GB, free: 24.4 MB / 0.6856 GB Notification: Performance of NFConvertDAE.convert: time 0.009231/1.43, allocations: 4.996 MB / 0.9292 GB, free: 23.41 MB / 0.6856 GB Notification: Performance of FrontEnd - DAE generated: time 5.551e-06/1.43, allocations: 0 / 0.9292 GB, free: 23.41 MB / 0.6856 GB Notification: Performance of FrontEnd: time 1.583e-06/1.43, allocations: 0 / 0.9292 GB, free: 23.41 MB / 0.6856 GB Notification: Performance of Transformations before backend: time 0.0002449/1.43, allocations: 0 / 0.9292 GB, free: 23.41 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: 693 * Number of variables: 693 Notification: Performance of Generate backend data structure: time 0.00848/1.439, allocations: 3.494 MB / 0.9326 GB, free: 21.28 MB / 0.6856 GB Notification: Performance of prepare preOptimizeDAE: time 4.661e-05/1.439, allocations: 9.469 kB / 0.9326 GB, free: 21.28 MB / 0.6856 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001379/1.44, allocations: 388.4 kB / 0.933 GB, free: 21.17 MB / 0.6856 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006247/1.447, allocations: 0.9398 MB / 0.9339 GB, free: 20.79 MB / 0.6856 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006233/1.453, allocations: 2.401 MB / 0.9362 GB, free: 19.78 MB / 0.6856 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003009/1.453, allocations: 279.7 kB / 0.9365 GB, free: 19.7 MB / 0.6856 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000882/1.454, allocations: 297.2 kB / 0.9368 GB, free: 19.7 MB / 0.6856 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.009274/1.463, allocations: 3.347 MB / 0.9401 GB, free: 18.79 MB / 0.6856 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.000118/1.464, allocations: 5.25 kB / 0.9401 GB, free: 18.79 MB / 0.6856 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006676/1.464, allocations: 116.7 kB / 0.9402 GB, free: 18.79 MB / 0.6856 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001506/1.464, allocations: 108.2 kB / 0.9403 GB, free: 18.77 MB / 0.6856 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.005918/1.47, allocations: 2.8 MB / 0.943 GB, free: 18.29 MB / 0.6856 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 0.01847/1.489, allocations: 13.29 MB / 0.956 GB, free: 9.078 MB / 0.6856 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002612/1.491, allocations: 1.723 MB / 0.9577 GB, free: 8.836 MB / 0.6856 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001491/1.493, allocations: 1.116 MB / 0.9588 GB, free: 8.691 MB / 0.6856 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004742/1.493, allocations: 332.8 kB / 0.9591 GB, free: 8.387 MB / 0.6856 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.479e-05/1.494, allocations: 60.61 kB / 0.9591 GB, free: 8.344 MB / 0.6856 GB Notification: Performance of pre-optimization done (n=186): time 4.388e-06/1.494, allocations: 0 / 0.9591 GB, free: 8.344 MB / 0.6856 GB Notification: Performance of matching and sorting (n=186): time 0.00511/1.499, allocations: 2.796 MB / 0.9619 GB, free: 7.812 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.013e-05/1.499, allocations: 71.16 kB / 0.9619 GB, free: 7.746 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003343/1.502, allocations: 1.982 MB / 0.9639 GB, free: 7.18 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0002746/1.502, allocations: 66.3 kB / 0.9639 GB, free: 7.148 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.001075/1.503, allocations: 1.404 MB / 0.9653 GB, free: 6.48 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007555/1.504, allocations: 0.6488 MB / 0.9659 GB, free: 6.004 MB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001378/1.504, allocations: 43.62 kB / 0.966 GB, free: 6.004 MB / 0.6856 GB Notification: Performance of setup shared object (initialization): time 0.000182/1.505, allocations: 388.3 kB / 0.9664 GB, free: 5.672 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001298/1.506, allocations: 0.806 MB / 0.9671 GB, free: 5.551 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001851/1.508, allocations: 1.436 MB / 0.9685 GB, free: 4.703 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001633/1.509, allocations: 1.065 MB / 0.9696 GB, free: 4.57 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.758e-05/1.509, allocations: 3.344 kB / 0.9696 GB, free: 4.57 MB / 0.6856 GB Notification: Performance of matching and sorting (n=261) (initialization): time 0.004601/1.514, allocations: 2.506 MB / 0.972 GB, free: 3.391 MB / 0.6856 GB Notification: Performance of prepare postOptimizeDAE: time 0.0004028/1.514, allocations: 475.1 kB / 0.9725 GB, free: 2.801 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.015e-05/1.514, allocations: 12 kB / 0.9725 GB, free: 2.789 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (initialization): time 4.805e-05/1.515, allocations: 24 kB / 0.9725 GB, free: 2.766 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002462/1.517, allocations: 0.5677 MB / 0.9731 GB, free: 2.25 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002299/1.519, allocations: 4.152 MB / 0.9771 GB, free: 14 MB / 0.7012 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003587/1.523, allocations: 408.6 kB / 0.9775 GB, free: 13.63 MB / 0.7012 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002886/1.523, allocations: 90.11 kB / 0.9776 GB, free: 13.56 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 1.416e-05/1.523, allocations: 7.953 kB / 0.9776 GB, free: 13.55 MB / 0.7012 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.004031/1.527, allocations: 2.235 MB / 0.9798 GB, free: 12.13 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.91e-05/1.527, allocations: 12 kB / 0.9798 GB, free: 12.12 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.297e-05/1.527, allocations: 24 kB / 0.9798 GB, free: 12.1 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00178/1.529, allocations: 483.7 kB / 0.9803 GB, free: 11.67 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.568e-05/1.529, allocations: 33.14 kB / 0.9803 GB, free: 11.64 MB / 0.7012 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003422/1.533, allocations: 387.5 kB / 0.9807 GB, free: 11.3 MB / 0.7012 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002239/1.533, allocations: 87.61 kB / 0.9808 GB, free: 11.23 MB / 0.7012 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 56 * 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 (261): * Single equations (assignments): 254 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 7 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 7 {1,1,1,1,1,1,1} * Without analytic Jacobian: 0 Notification: Performance of prepare postOptimizeDAE: time 0.002083/1.535, allocations: 0.8596 MB / 0.9816 GB, free: 10.66 MB / 0.7012 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001123/1.536, allocations: 277.3 kB / 0.9819 GB, free: 10.38 MB / 0.7012 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004055/1.54, allocations: 2.154 MB / 0.984 GB, free: 8.973 MB / 0.7012 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.844e-05/1.54, allocations: 20 kB / 0.984 GB, free: 8.953 MB / 0.7012 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.297e-05/1.54, allocations: 0 / 0.984 GB, free: 8.953 MB / 0.7012 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.002963/1.543, allocations: 1.924 MB / 0.9859 GB, free: 7.562 MB / 0.7012 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01006/1.553, allocations: 5.241 MB / 0.991 GB, free: 3.914 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.105e-05/1.553, allocations: 4 kB / 0.991 GB, free: 3.91 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002307/1.556, allocations: 0.5049 MB / 0.9915 GB, free: 3.445 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (simulation): time 3.504e-05/1.556, allocations: 12 kB / 0.9915 GB, free: 3.434 MB / 0.7012 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001706/1.556, allocations: 51.61 kB / 0.9916 GB, free: 3.41 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002046/1.558, allocations: 4.127 MB / 0.9956 GB, free: 15.18 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.372e-06/1.558, allocations: 4.312 kB / 0.9956 GB, free: 15.17 MB / 0.7169 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005312/1.563, allocations: 3.282 MB / 0.9988 GB, free: 12.82 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001922/1.565, allocations: 0.5777 MB / 0.9994 GB, free: 12.34 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000791/1.566, allocations: 48.86 kB / 0.9994 GB, free: 12.32 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002748/1.569, allocations: 246.1 kB / 0.9996 GB, free: 12.11 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002287/1.569, allocations: 119.8 kB / 0.9998 GB, free: 12 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001952/1.569, allocations: 74.08 kB / 0.9998 GB, free: 11.95 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.002905/1.572, allocations: 1.317 MB / 1.001 GB, free: 10.96 MB / 0.7169 GB Notification: Performance of sort global known variables: time 2.71e-07/1.572, allocations: 0 / 1.001 GB, free: 10.96 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.006506/1.579, allocations: 1.727 MB / 1.003 GB, free: 9.332 MB / 0.7169 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 13 * Number of states: 20 (vol.dynBal.medium.Xi[1],vol.dynBal.U,vol.dynBal.m,vol.dynBal.mC[1],vol1.dynBal.medium.Xi[1],vol1.dynBal.U,vol1.dynBal.m,vol1.dynBal.mC[1],vol2.dynBal.medium.Xi[1],vol2.dynBal.U,vol2.dynBal.m,vol2.dynBal.mC[1],vol3.dynBal.medium.Xi[1],vol3.dynBal.U,vol3.dynBal.m,vol3.dynBal.mC[1],vol4.dynBal.medium.Xi[1],vol4.dynBal.U,vol4.dynBal.m,vol4.dynBal.mC[1]) * 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 (186): * Single equations (assignments): 179 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 7 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 7 {1,1,1,1,1,1,1} * Without analytic Jacobian: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.006786/1.585, allocations: 4.121 MB / 1.007 GB, free: 6.23 MB / 0.7169 GB Notification: Performance of simCode: created initialization part: time 0.006849/1.592, allocations: 3.347 MB / 1.01 GB, free: 3.918 MB / 0.7169 GB Notification: Performance of simCode: created event and clocks part: time 1.609e-05/1.592, allocations: 4 kB / 1.01 GB, free: 3.914 MB / 0.7169 GB Notification: Performance of simCode: created simulation system equations: time 0.001768/1.594, allocations: 1.047 MB / 1.011 GB, free: 3.199 MB / 0.7169 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.008841/1.603, allocations: 1.608 MB / 1.013 GB, free: 1.871 MB / 0.7169 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0426/1.646, allocations: 19.39 MB / 1.032 GB, free: 24 kB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002758/1.648, allocations: 2.192 MB / 1.034 GB, free: 13.93 MB / 0.7481 GB Notification: Performance of simCode: alias equations: time 0.0048/1.653, allocations: 1.115 MB / 1.035 GB, free: 12.8 MB / 0.7481 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001967/1.655, allocations: 1.282 MB / 1.036 GB, free: 12.5 MB / 0.7481 GB Notification: Performance of SimCode: time 1.243e-06/1.655, allocations: 0 / 1.036 GB, free: 12.5 MB / 0.7481 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1267/1.782, allocations: 78.3 MB / 1.113 GB, free: 15.38 MB / 0.8262 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002096/1.782, allocations: 281.2 kB / 1.113 GB, free: 15.01 MB / 0.8262 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.914/5.696, allocations: 7.984 kB / 1.113 GB, free: 15.01 MB / 0.8262 GB (rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.Sources.Examples.TraceSubstancesFlowSource.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.Sources.Examples.TraceSubstancesFlowSource.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.Sources.Examples.TraceSubstancesFlowSource.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.Sources.Examples.TraceSubstancesFlowSource.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_BuildSysPro_BuildSysPro_IBPSA_Fluid_Sources_Examples_TraceSubstancesFlowSource_fmu --startTime=0 --stopTime=600 --timeout=50 --tolerance=1e-06 BuildSysPro_BuildSysPro_IBPSA_Fluid_Sources_Examples_TraceSubstancesFlowSource.fmu > BuildSysPro_BuildSysPro.IBPSA.Fluid.Sources.Examples.TraceSubstancesFlowSource.pipe 2>&1) Environment - environmentSimulation: