Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Fluid.Examples.FlowSystem.Simplified4.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 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) 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) 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 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: translateModel(Buildings.Fluid.Examples.FlowSystem.Simplified4,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.Examples.FlowSystem.Simplified4") translateModel(Buildings.Fluid.Examples.FlowSystem.Simplified4,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.Examples.FlowSystem.Simplified4") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008915/0.0008914, allocations: 92.08 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 0.001036/0.001037, 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 3.2.3+maint.om/package.mo): time 1.563/1.563, allocations: 205.4 MB / 222.1 MB, free: 5.887 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.609/1.609, allocations: 252 MB / 0.5102 GB, free: 4.777 MB / 414.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.0005717/0.0005721, allocations: 16 kB / 0.6243 GB, free: 1.094 MB / 0.5137 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.498/0.4986, allocations: 106.3 MB / 0.7281 GB, free: 11.38 MB / 0.545 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Simplified4): time 0.7415/1.24, allocations: 329.5 MB / 1.05 GB, free: 7.641 MB / 0.7169 GB Notification: Performance of NFInst.instExpressions: time 0.1066/1.347, allocations: 72.84 MB / 1.121 GB, free: 14.67 MB / 0.795 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01674/1.364, allocations: 373.2 kB / 1.121 GB, free: 14.3 MB / 0.795 GB Notification: Performance of NFTyping.typeComponents: time 0.01757/1.381, allocations: 3.56 MB / 1.125 GB, free: 10.72 MB / 0.795 GB Notification: Performance of NFTyping.typeBindings: time 0.03608/1.417, allocations: 10.35 MB / 1.135 GB, free: 348 kB / 0.795 GB Notification: Performance of NFTyping.typeClassSections: time 0.02038/1.438, allocations: 6.866 MB / 1.142 GB, free: 9.539 MB / 0.8106 GB Notification: Performance of NFFlatten.flatten: time 0.04513/1.483, allocations: 38.14 MB / 1.179 GB, free: 3.285 MB / 0.8419 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0226/1.505, allocations: 14.92 MB / 1.194 GB, free: 4.27 MB / 0.8575 GB Notification: Performance of NFEvalConstants.evaluate: time 0.02745/1.533, allocations: 12.79 MB / 1.206 GB, free: 7.422 MB / 0.8731 GB Notification: Performance of NFSimplifyModel.simplify: time 0.02368/1.557, allocations: 13.5 MB / 1.219 GB, free: 9.879 MB / 0.8887 GB Notification: Performance of NFPackage.collectConstants: time 0.005819/1.563, allocations: 0.996 MB / 1.22 GB, free: 8.883 MB / 0.8887 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01658/1.579, allocations: 3.752 MB / 1.224 GB, free: 5.125 MB / 0.8887 GB Notification: Performance of NFScalarize.scalarize: time 0.008903/1.588, allocations: 4.235 MB / 1.228 GB, free: 0.875 MB / 0.8887 GB Notification: Performance of NFVerifyModel.verify: time 0.01032/1.598, allocations: 2.931 MB / 1.231 GB, free: 13.93 MB / 0.9044 GB Notification: Performance of NFConvertDAE.convert: time 0.0276/1.626, allocations: 19.24 MB / 1.25 GB, free: 10.64 MB / 0.92 GB Notification: Performance of FrontEnd - DAE generated: time 5.43e-06/1.626, allocations: 0 / 1.25 GB, free: 10.64 MB / 0.92 GB Notification: Performance of FrontEnd: time 3.196e-06/1.626, allocations: 11.98 kB / 1.25 GB, free: 10.63 MB / 0.92 GB Notification: Performance of Transformations before backend: time 0.0008125/1.627, allocations: 0 / 1.25 GB, free: 10.63 MB / 0.92 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1775 * Number of variables: 1775 Notification: Performance of Generate backend data structure: time 0.9781/2.605, allocations: 18.13 MB / 1.267 GB, free: 353.1 MB / 0.92 GB Notification: Performance of prepare preOptimizeDAE: time 5.418e-05/2.605, allocations: 9.469 kB / 1.267 GB, free: 353.1 MB / 0.92 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01547/2.621, allocations: 2.3 MB / 1.27 GB, free: 352.3 MB / 0.92 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.03626/2.657, allocations: 13.38 MB / 1.283 GB, free: 344.8 MB / 0.92 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001282/2.658, allocations: 0.7378 MB / 1.283 GB, free: 344.5 MB / 0.92 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.004214/2.662, allocations: 0.7859 MB / 1.284 GB, free: 344.3 MB / 0.92 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.03607/2.699, allocations: 14.84 MB / 1.299 GB, free: 335 MB / 0.92 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0004457/2.699, allocations: 7.906 kB / 1.299 GB, free: 335 MB / 0.92 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004096/2.703, allocations: 291 kB / 1.299 GB, free: 334.8 MB / 0.92 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002106/2.703, allocations: 189.4 kB / 1.299 GB, free: 334.8 MB / 0.92 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03482/2.738, allocations: 19.29 MB / 1.318 GB, free: 316.1 MB / 0.92 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 0.1304/2.869, allocations: 77.38 MB / 1.394 GB, free: 235.4 MB / 0.92 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01579/2.885, allocations: 10.56 MB / 1.404 GB, free: 225.1 MB / 0.92 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01254/2.897, allocations: 9.093 MB / 1.413 GB, free: 216.1 MB / 0.92 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 evalFunc (simulation): time 0.06635/2.964, allocations: 32.64 MB / 1.445 GB, free: 183.1 MB / 0.92 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01376/2.977, allocations: 8.789 MB / 1.453 GB, free: 174.3 MB / 0.92 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02666/3.004, allocations: 9.837 MB / 1.463 GB, free: 164.8 MB / 0.92 GB Notification: Performance of pre-optimization done (n=421): time 4.762e-05/3.004, allocations: 0 / 1.463 GB, free: 164.8 MB / 0.92 GB Notification: Performance of matching and sorting (n=605): time 1.167/4.171, allocations: 195.1 MB / 1.653 GB, free: 314.6 MB / 0.92 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.194e-05/4.171, allocations: 121.8 kB / 1.653 GB, free: 314.5 MB / 0.92 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02242/4.194, allocations: 13.02 MB / 1.666 GB, free: 308.2 MB / 0.92 GB Notification: Performance of collectPreVariables (initialization): time 0.003665/4.197, allocations: 183.3 kB / 1.666 GB, free: 308.1 MB / 0.92 GB Notification: Performance of collectInitialEqns (initialization): time 0.007869/4.205, allocations: 6.582 MB / 1.673 GB, free: 303.6 MB / 0.92 GB Notification: Performance of collectInitialBindings (initialization): time 0.0049/4.21, allocations: 2.047 MB / 1.675 GB, free: 303.1 MB / 0.92 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002838/4.213, allocations: 154.9 kB / 1.675 GB, free: 303 MB / 0.92 GB Notification: Performance of setup shared object (initialization): time 0.0005155/4.214, allocations: 0.6145 MB / 1.675 GB, free: 302.4 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01652/4.23, allocations: 9.147 MB / 1.684 GB, free: 297.4 MB / 0.92 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01859/4.249, allocations: 11.65 MB / 1.696 GB, free: 289.3 MB / 0.92 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0186/4.267, allocations: 10.08 MB / 1.706 GB, free: 283.8 MB / 0.92 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.677e-05/4.268, allocations: 14.88 kB / 1.706 GB, free: 283.8 MB / 0.92 GB Notification: Performance of matching and sorting (n=1027) (initialization): time 0.5163/4.784, allocations: 123.6 MB / 1.826 GB, free: 160.5 MB / 0.92 GB Notification: Performance of prepare postOptimizeDAE: time 0.0007951/4.785, allocations: 1.741 MB / 1.828 GB, free: 158 MB / 0.92 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.846e-05/4.785, allocations: 52 kB / 1.828 GB, free: 158 MB / 0.92 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.13/5.915, allocations: 143.5 MB / 1.968 GB, free: 293.3 MB / 0.92 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01026/5.925, allocations: 1.989 MB / 1.97 GB, free: 293.3 MB / 0.92 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1408/6.066, allocations: 78.77 MB / 2.047 GB, free: 264.8 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.01971/6.086, allocations: 1.174 MB / 2.048 GB, free: 263.7 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.004658/6.09, allocations: 0.7802 MB / 2.049 GB, free: 262.9 MB / 0.92 GB Notification: Performance of prepare postOptimizeDAE: time 1.279e-05/6.09, allocations: 5.719 kB / 2.049 GB, free: 262.9 MB / 0.92 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.5156/6.606, allocations: 122.4 MB / 2.168 GB, free: 141 MB / 0.92 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001778/6.606, allocations: 52 kB / 2.168 GB, free: 140.9 MB / 0.92 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.108/7.714, allocations: 143.3 MB / 2.308 GB, free: 274.7 MB / 0.92 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009524/7.724, allocations: 1.973 MB / 2.31 GB, free: 274.7 MB / 0.92 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.154/7.878, allocations: 82.68 MB / 2.391 GB, free: 252.2 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.01718/7.895, allocations: 1.163 MB / 2.392 GB, free: 251.4 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.003634/7.899, allocations: 0.7502 MB / 2.393 GB, free: 250.7 MB / 0.92 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 237 * Number of states: 0 () * Number of discrete variables: 10 ($whenCondition1,$whenCondition2,stepPump.y,$PRE.stepPump.pulseStart,stepPump.pulseStart,pumpHea.stage,$PRE.stepValve.T_start,stepValve.T_start,$PRE.stepValve.count,stepValve.count) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (767): * Single equations (assignments): 753 * Array equations: 4 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 6 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 6 {1,1,1,1,1,1} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(28,89.3%) 28} * Non-linear torn systems: 2 {5 80,5 80} Notification: Performance of prepare postOptimizeDAE: time 0.009631/7.908, allocations: 3.342 MB / 2.396 GB, free: 247.4 MB / 0.92 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.004077/7.912, allocations: 1.27 MB / 2.397 GB, free: 246.8 MB / 0.92 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.1763/8.089, allocations: 48.92 MB / 2.445 GB, free: 198.4 MB / 0.92 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.0001183/8.089, allocations: 79.94 kB / 2.445 GB, free: 198.4 MB / 0.92 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001081/8.089, allocations: 28 kB / 2.445 GB, free: 198.3 MB / 0.92 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.1577/8.247, allocations: 43.29 MB / 2.488 GB, free: 155.1 MB / 0.92 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 0.1888/8.436, allocations: 63.74 MB / 2.55 GB, free: 91.32 MB / 0.92 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.608e-05/8.436, allocations: 8 kB / 2.55 GB, free: 91.32 MB / 0.92 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.006673/8.442, allocations: 1.323 MB / 2.551 GB, free: 89.99 MB / 0.92 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.1663/8.609, allocations: 42.76 MB / 2.593 GB, free: 47.19 MB / 0.92 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00376/8.613, allocations: 207.8 kB / 2.593 GB, free: 46.99 MB / 0.92 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.5525/9.165, allocations: 35.56 MB / 2.628 GB, free: 298.4 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.365e-05/9.165, allocations: 11.19 kB / 2.628 GB, free: 298.4 MB / 0.92 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.1842/9.349, allocations: 55.79 MB / 2.682 GB, free: 289.6 MB / 0.92 GB Notification: Performance of postOpt removeConstants (simulation): time 0.01061/9.36, allocations: 2.814 MB / 2.685 GB, free: 288.9 MB / 0.92 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.005839/9.366, allocations: 134.9 kB / 2.685 GB, free: 288.8 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.01591/9.382, allocations: 0.9913 MB / 2.686 GB, free: 288.7 MB / 0.92 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.003258/9.385, allocations: 499.1 kB / 2.687 GB, free: 288.6 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.001248/9.386, allocations: 287.7 kB / 2.687 GB, free: 288.6 MB / 0.92 GB Notification: Performance of sorting global known variables: time 0.01895/9.405, allocations: 8.809 MB / 2.695 GB, free: 285.4 MB / 0.92 GB Notification: Performance of sort global known variables: time 7.81e-07/9.405, allocations: 2 kB / 2.695 GB, free: 285.4 MB / 0.92 GB Notification: Performance of remove unused functions: time 0.04737/9.453, allocations: 7.275 MB / 2.703 GB, free: 278.3 MB / 0.92 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 27 * Number of states: 8 (valSouth.vol.dynBal.U,valNorth.vol.dynBal.U,spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U) * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,stepPump.y,stepPump.pulseStart,pumpHea.stage,stepValve.T_start,stepValve.count) * Number of discrete states: 1 (stepValve.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (541): * Single equations (assignments): 519 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * When equations: 3 * If-equations: 0 * Equation systems (linear and non-linear blocks): 5 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 5 {1,1,1,1,1} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(28,89.3%) 28} * Non-linear torn systems: 3 {9 78,5 80,1 1} Notification: Performance of Backend phase and start with SimCode phase: time 0.004654/9.457, allocations: 1.522 MB / 2.704 GB, free: 277.2 MB / 0.92 GB Notification: Performance of simCode: created initialization part: time 0.07631/9.534, allocations: 37.09 MB / 2.74 GB, free: 242.5 MB / 0.92 GB Notification: Performance of simCode: created event and clocks part: time 1.466e-05/9.534, allocations: 0 / 2.74 GB, free: 242.5 MB / 0.92 GB Notification: Performance of simCode: created simulation system equations: time 0.02062/9.555, allocations: 10.47 MB / 2.751 GB, free: 232.1 MB / 0.92 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.04216/9.597, allocations: 6.929 MB / 2.757 GB, free: 225.7 MB / 0.92 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.05934/9.656, allocations: 32.92 MB / 2.789 GB, free: 192.9 MB / 0.92 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01262/9.669, allocations: 7.534 MB / 2.797 GB, free: 185.3 MB / 0.92 GB Notification: Performance of simCode: alias equations: time 0.02021/9.689, allocations: 4.026 MB / 2.801 GB, free: 181.3 MB / 0.92 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.00501/9.694, allocations: 1.042 MB / 2.802 GB, free: 180.2 MB / 0.92 GB Notification: Performance of SimCode: time 1.373e-06/9.694, allocations: 0 / 2.802 GB, free: 180.2 MB / 0.92 GB Notification: Performance of Templates: time 0.9521/10.65, allocations: 400.3 MB / 3.193 GB, free: 113.3 MB / 0.92 GB make -j1 -f Buildings_maint.7.0.x_Buildings.Fluid.Examples.FlowSystem.Simplified4.makefile Environment - environmentSimulation: (rm -f Buildings_maint.7.0.x_Buildings.Fluid.Examples.FlowSystem.Simplified4.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Fluid.Examples.FlowSystem.Simplified4.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Fluid.Examples.FlowSystem.Simplified4.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Fluid.Examples.FlowSystem.Simplified4.sim & ./Buildings_maint.7.0.x_Buildings.Fluid.Examples.FlowSystem.Simplified4 -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Fluid.Examples.FlowSystem.Simplified4.pipe 2>&1) Environment - environmentSimulation: