Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_1.6_Buildings.Fluid.Movers.Examples.FlowMachineFeedbackControl.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 1.6.0+build.1/package.mo", uses=false) Using package Buildings with version 1.6 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 1.6.0+build.1/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.Movers.Examples.FlowMachineFeedbackControl,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_1.6_Buildings.Fluid.Movers.Examples.FlowMachineFeedbackControl") translateModel(Buildings.Fluid.Movers.Examples.FlowMachineFeedbackControl,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_1.6_Buildings.Fluid.Movers.Examples.FlowMachineFeedbackControl") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008835/0.0008834, allocations: 84.38 kB / 15.06 MB, free: 1.09 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009216/0.0009216, allocations: 168.7 kB / 15.95 MB, free: 204 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.013/2.013, allocations: 205.4 MB / 222.1 MB, free: 5.875 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 1.6.0+build.1/package.mo): time 0.6447/0.6447, allocations: 95.62 MB / 366 MB, free: 10.41 MB / 302.1 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: Buildings requested package Modelica of version 3.2.1. Modelica 3.2.3 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.0005523/0.0005525, allocations: 16.2 kB / 446.9 MB, free: 9.402 MB / 382.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4002/0.4007, allocations: 70.34 MB / 0.5051 GB, free: 16.5 MB / 382.1 MB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Movers.Examples.FlowMachineFeedbackControl): time 0.622/1.023, allocations: 201.7 MB / 0.7021 GB, free: 13.06 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.01458/1.037, allocations: 7.712 MB / 0.7096 GB, free: 11.49 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002267/1.04, allocations: 52.19 kB / 0.7096 GB, free: 11.46 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.002158/1.042, allocations: 0.5345 MB / 0.7102 GB, free: 11.14 MB / 0.4981 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/Fluid/Sources.mo:734:36-735:54:writable] Warning: 'each' used when modifying non-array element m_flow. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/Fluid/Sources.mo:732:36-733:54:writable] Warning: 'each' used when modifying non-array element m_flow. Notification: Performance of NFTyping.typeBindings: time 0.005697/1.048, allocations: 1.56 MB / 0.7117 GB, free: 10.36 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.009871/1.058, allocations: 2.869 MB / 0.7145 GB, free: 9.488 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.005912/1.063, allocations: 3.891 MB / 0.7183 GB, free: 8.223 MB / 0.4981 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00168/1.065, allocations: 0.8688 MB / 0.7191 GB, free: 7.852 MB / 0.4981 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00249/1.068, allocations: 1.1 MB / 0.7202 GB, free: 7.473 MB / 0.4981 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002164/1.07, allocations: 1.174 MB / 0.7213 GB, free: 7.039 MB / 0.4981 GB Notification: Performance of NFPackage.collectConstants: time 0.0002804/1.07, allocations: 78.53 kB / 0.7214 GB, free: 7.039 MB / 0.4981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005029/1.075, allocations: 1.915 MB / 0.7233 GB, free: 6.523 MB / 0.4981 GB Notification: Performance of NFScalarize.scalarize: time 0.0006915/1.076, allocations: 462.9 kB / 0.7237 GB, free: 6.324 MB / 0.4981 GB Notification: Performance of NFVerifyModel.verify: time 0.0007399/1.077, allocations: 358.8 kB / 0.7241 GB, free: 6.234 MB / 0.4981 GB Notification: Performance of NFConvertDAE.convert: time 0.004694/1.081, allocations: 2.677 MB / 0.7267 GB, free: 4.82 MB / 0.4981 GB Notification: Performance of FrontEnd - DAE generated: time 5.02e-06/1.081, allocations: 4 kB / 0.7267 GB, free: 4.816 MB / 0.4981 GB Notification: Performance of FrontEnd: time 3.056e-06/1.081, allocations: 4 kB / 0.7267 GB, free: 4.812 MB / 0.4981 GB Notification: Performance of Transformations before backend: time 3.784e-05/1.081, allocations: 0 / 0.7267 GB, free: 4.812 MB / 0.4981 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 234 * Number of variables: 234 Notification: Performance of Generate backend data structure: time 0.00453/1.086, allocations: 2.17 MB / 0.7288 GB, free: 2.746 MB / 0.4981 GB Notification: Performance of prepare preOptimizeDAE: time 4.945e-05/1.086, allocations: 12.03 kB / 0.7288 GB, free: 2.734 MB / 0.4981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0004625/1.086, allocations: 185.9 kB / 0.729 GB, free: 2.551 MB / 0.4981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002781/1.089, allocations: 1.352 MB / 0.7303 GB, free: 1.484 MB / 0.4981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001738/1.089, allocations: 127.3 kB / 0.7305 GB, free: 1.387 MB / 0.4981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002426/1.09, allocations: 114.9 kB / 0.7306 GB, free: 1.305 MB / 0.4981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002565/1.092, allocations: 1.454 MB / 0.732 GB, free: 264 kB / 0.4981 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.012e-05/1.092, allocations: 0 / 0.732 GB, free: 264 kB / 0.4981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001125/1.092, allocations: 43.38 kB / 0.732 GB, free: 252 kB / 0.4981 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.569e-05/1.092, allocations: 43.84 kB / 0.7321 GB, free: 208 kB / 0.4981 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002161/1.095, allocations: 1.221 MB / 0.7333 GB, free: 15.36 MB / 0.5137 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 0.007814/1.102, allocations: 5.344 MB / 0.7385 GB, free: 11.02 MB / 0.5137 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002907/1.105, allocations: 1.18 MB / 0.7396 GB, free: 10.17 MB / 0.5137 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007756/1.106, allocations: 469.7 kB / 0.7401 GB, free: 9.867 MB / 0.5137 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0006311/1.107, allocations: 0.6285 MB / 0.7407 GB, free: 9.125 MB / 0.5137 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001361/1.108, allocations: 0.8006 MB / 0.7415 GB, free: 8.504 MB / 0.5137 GB Notification: Performance of pre-optimization done (n=71): time 2.004e-06/1.108, allocations: 0 / 0.7415 GB, free: 8.504 MB / 0.5137 GB Notification: Performance of matching and sorting (n=77): time 0.008621/1.117, allocations: 3.436 MB / 0.7448 GB, free: 5.809 MB / 0.5137 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001344/1.117, allocations: 273.6 kB / 0.7451 GB, free: 5.48 MB / 0.5137 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001625/1.119, allocations: 1.272 MB / 0.7463 GB, free: 4.52 MB / 0.5137 GB Notification: Performance of collectPreVariables (initialization): time 0.0002153/1.119, allocations: 55.45 kB / 0.7464 GB, free: 4.469 MB / 0.5137 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005436/1.119, allocations: 0.6188 MB / 0.747 GB, free: 4.102 MB / 0.5137 GB Notification: Performance of collectInitialBindings (initialization): time 0.000267/1.12, allocations: 271.2 kB / 0.7472 GB, free: 3.875 MB / 0.5137 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001147/1.12, allocations: 28 kB / 0.7473 GB, free: 3.863 MB / 0.5137 GB Notification: Performance of setup shared object (initialization): time 0.0001487/1.12, allocations: 355.6 kB / 0.7476 GB, free: 3.531 MB / 0.5137 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001643/1.122, allocations: 1.188 MB / 0.7488 GB, free: 2.766 MB / 0.5137 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001709/1.123, allocations: 1.371 MB / 0.7501 GB, free: 1.785 MB / 0.5137 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.00186/1.125, allocations: 1.454 MB / 0.7515 GB, free: 0.832 MB / 0.5137 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.578e-06/1.125, allocations: 4 kB / 0.7515 GB, free: 0.8281 MB / 0.5137 GB Notification: Performance of matching and sorting (n=165) (initialization): time 0.004777/1.13, allocations: 3.161 MB / 0.7546 GB, free: 14.55 MB / 0.5294 GB Notification: Performance of prepare postOptimizeDAE: time 0.0003543/1.13, allocations: 403 kB / 0.755 GB, free: 14.11 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.235e-05/1.13, allocations: 7.953 kB / 0.755 GB, free: 14.1 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001059/1.131, allocations: 0.4887 MB / 0.7555 GB, free: 13.61 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001203/1.133, allocations: 247.6 kB / 0.7557 GB, free: 13.37 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002026/1.135, allocations: 1.622 MB / 0.7573 GB, free: 11.7 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001923/1.137, allocations: 215.7 kB / 0.7575 GB, free: 11.48 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003642/1.137, allocations: 120 kB / 0.7576 GB, free: 11.37 MB / 0.5294 GB Notification: Performance of prepare postOptimizeDAE: time 1.444e-05/1.137, allocations: 4 kB / 0.7576 GB, free: 11.36 MB / 0.5294 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.006991/1.144, allocations: 4.224 MB / 0.7618 GB, free: 7.121 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.025e-05/1.144, allocations: 4 kB / 0.7618 GB, free: 7.117 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.00275/1.147, allocations: 1.316 MB / 0.763 GB, free: 5.797 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001065/1.148, allocations: 211.7 kB / 0.7632 GB, free: 5.59 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01425/1.162, allocations: 7.162 MB / 0.7702 GB, free: 14.1 MB / 0.545 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002241/1.165, allocations: 191.8 kB / 0.7704 GB, free: 13.91 MB / 0.545 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002876/1.165, allocations: 112 kB / 0.7705 GB, free: 13.8 MB / 0.545 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 10 * Number of states: 0 () * Number of discrete variables: 10 ($whenCondition1,$PRE.y.T_start,y.T_start,$PRE.y.count,y.count,fan.curve,fan.haveMinimumDecrease,fan.haveDPMax,fan.haveVMax,conPID.I.local_reset) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (110): * Single equations (assignments): 102 * Array equations: 2 * Algorithm blocks: 3 * Record equations: 1 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 1 {1} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 1 {1 4} Notification: Performance of prepare postOptimizeDAE: time 0.001194/1.166, allocations: 456.8 kB / 0.771 GB, free: 13.35 MB / 0.545 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003406/1.166, allocations: 138.2 kB / 0.7711 GB, free: 13.21 MB / 0.545 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002538/1.169, allocations: 1.274 MB / 0.7723 GB, free: 11.93 MB / 0.545 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.384e-05/1.169, allocations: 12 kB / 0.7724 GB, free: 11.91 MB / 0.545 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.116e-06/1.169, allocations: 4 kB / 0.7724 GB, free: 11.91 MB / 0.545 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.258e-05/1.169, allocations: 7.969 kB / 0.7724 GB, free: 11.9 MB / 0.545 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.004259/1.173, allocations: 2.538 MB / 0.7748 GB, free: 9.324 MB / 0.545 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.2e-06/1.173, allocations: 0 / 0.7748 GB, free: 9.324 MB / 0.545 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001111/1.174, allocations: 199.7 kB / 0.775 GB, free: 9.129 MB / 0.545 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001029/1.175, allocations: 428.5 kB / 0.7754 GB, free: 8.707 MB / 0.545 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.506e-05/1.176, allocations: 28 kB / 0.7755 GB, free: 8.68 MB / 0.545 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001188/1.177, allocations: 1.431 MB / 0.7769 GB, free: 7.199 MB / 0.545 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.665e-06/1.177, allocations: 3.984 kB / 0.7769 GB, free: 7.195 MB / 0.545 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003027/1.18, allocations: 1.812 MB / 0.7786 GB, free: 5.359 MB / 0.545 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006323/1.18, allocations: 343.2 kB / 0.779 GB, free: 5.004 MB / 0.545 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.00017/1.181, allocations: 21.86 kB / 0.779 GB, free: 4.984 MB / 0.545 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007315/1.181, allocations: 79.83 kB / 0.7791 GB, free: 4.906 MB / 0.545 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001457/1.182, allocations: 64.91 kB / 0.7791 GB, free: 4.844 MB / 0.545 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.866e-05/1.182, allocations: 35.98 kB / 0.7792 GB, free: 4.809 MB / 0.545 GB Notification: Performance of sorting global known variables: time 0.001257/1.183, allocations: 0.8383 MB / 0.78 GB, free: 3.969 MB / 0.545 GB Notification: Performance of sort global known variables: time 1.5e-07/1.183, allocations: 3.938 kB / 0.78 GB, free: 3.965 MB / 0.545 GB Notification: Performance of remove unused functions: time 0.003293/1.186, allocations: 1.159 MB / 0.7811 GB, free: 2.809 MB / 0.545 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 6 (fan.filter.x[1],fan.filter.x[2],fan.vol.dynBal.medium.p,fan.vol.dynBal.medium.Xi[1],fan.vol.dynBal.medium.T,conPID.I.y) * Number of discrete variables: 3 ($whenCondition1,y.T_start,y.count) * Number of discrete states: 1 (y.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (81): * Single equations (assignments): 76 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 1 * When equations: 2 * If-equations: 0 * Equation systems (linear and non-linear blocks): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 1 {1} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 1 {1 4} Notification: Performance of Backend phase and start with SimCode phase: time 0.001779/1.188, allocations: 0.778 MB / 0.7819 GB, free: 2.09 MB / 0.545 GB Notification: Performance of simCode: created initialization part: time 0.01489/1.203, allocations: 13.18 MB / 0.7947 GB, free: 4.816 MB / 0.5606 GB Notification: Performance of simCode: created event and clocks part: time 1.166e-05/1.203, allocations: 0.8125 kB / 0.7947 GB, free: 4.816 MB / 0.5606 GB Notification: Performance of simCode: created simulation system equations: time 0.001492/1.204, allocations: 0.554 MB / 0.7953 GB, free: 4.266 MB / 0.5606 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003109/1.208, allocations: 0.59 MB / 0.7959 GB, free: 3.688 MB / 0.5606 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005016/1.213, allocations: 3.213 MB / 0.799 GB, free: 460 kB / 0.5606 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008987/1.214, allocations: 1.261 MB / 0.8002 GB, free: 15.16 MB / 0.5762 GB Notification: Performance of simCode: alias equations: time 0.001345/1.215, allocations: 322.3 kB / 0.8005 GB, free: 14.84 MB / 0.5762 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002708/1.215, allocations: 103.4 kB / 0.8006 GB, free: 14.74 MB / 0.5762 GB Notification: Performance of SimCode: time 7.02e-07/1.215, allocations: 0 / 0.8006 GB, free: 14.74 MB / 0.5762 GB Notification: Performance of Templates: time 0.07866/1.294, allocations: 45.76 MB / 0.8453 GB, free: 1.113 MB / 0.6075 GB make -j1 -f Buildings_1.6_Buildings.Fluid.Movers.Examples.FlowMachineFeedbackControl.makefile Environment - environmentSimulation: (rm -f Buildings_1.6_Buildings.Fluid.Movers.Examples.FlowMachineFeedbackControl.pipe ; mkfifo Buildings_1.6_Buildings.Fluid.Movers.Examples.FlowMachineFeedbackControl.pipe ; head -c 1048576 < Buildings_1.6_Buildings.Fluid.Movers.Examples.FlowMachineFeedbackControl.pipe >> ../files/Buildings_1.6_Buildings.Fluid.Movers.Examples.FlowMachineFeedbackControl.sim & ./Buildings_1.6_Buildings.Fluid.Movers.Examples.FlowMachineFeedbackControl -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_1.6_Buildings.Fluid.Movers.Examples.FlowMachineFeedbackControl.pipe 2>&1) Environment - environmentSimulation: