Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Annex60_1.0.0_Annex60.Fluid.Actuators.Dampers.Examples.MixingBox.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/Annex60 1.0.0/package.mo", uses=false) Using package Annex60 with version 1.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Annex60 1.0.0/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(Annex60.Fluid.Actuators.Dampers.Examples.MixingBox,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Annex60_1.0.0_Annex60.Fluid.Actuators.Dampers.Examples.MixingBox") translateModel(Annex60.Fluid.Actuators.Dampers.Examples.MixingBox,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Annex60_1.0.0_Annex60.Fluid.Actuators.Dampers.Examples.MixingBox") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001184/0.001183, allocations: 87.42 kB / 15.07 MB, free: 1.082 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001739/0.001739, allocations: 168.7 kB / 15.95 MB, free: 200 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.951/1.951, allocations: 205.4 MB / 222.1 MB, free: 5.656 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Annex60 1.0.0/package.mo): time 0.4378/0.4378, allocations: 55.03 MB / 325.4 MB, free: 0.6836 MB / 254.1 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: Annex60 requested package Modelica of version 3.2.2. 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 0.0005615/0.0005616, allocations: 16 kB / 396.6 MB, free: 11.71 MB / 334.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4421/0.4427, allocations: 60.73 MB / 457.4 MB, free: 38.83 MB / 382.1 MB Notification: Performance of NFInst.instantiate(Annex60.Fluid.Actuators.Dampers.Examples.MixingBox): time 0.2211/0.6638, allocations: 172.7 MB / 0.6154 GB, free: 10.61 MB / 494.1 MB Notification: Performance of NFInst.instExpressions: time 0.01519/0.6791, allocations: 6.835 MB / 0.622 GB, free: 3.773 MB / 494.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002411/0.6816, allocations: 27.75 kB / 0.6221 GB, free: 3.746 MB / 494.1 MB Notification: Performance of NFTyping.typeComponents: time 0.002013/0.6836, allocations: 437.3 kB / 0.6225 GB, free: 3.316 MB / 494.1 MB [/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. [/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. [/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 0.003389/0.687, allocations: 1 MB / 0.6234 GB, free: 2.312 MB / 494.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.006336/0.6934, allocations: 1.943 MB / 0.6253 GB, free: 404 kB / 494.1 MB Notification: Performance of NFFlatten.flatten: time 0.004074/0.6975, allocations: 2.841 MB / 0.6281 GB, free: 13.54 MB / 0.4981 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001472/0.6989, allocations: 0.8671 MB / 0.629 GB, free: 12.66 MB / 0.4981 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002135/0.7011, allocations: 0.9805 MB / 0.6299 GB, free: 11.68 MB / 0.4981 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001217/0.7023, allocations: 0.8794 MB / 0.6308 GB, free: 10.79 MB / 0.4981 GB Notification: Performance of NFPackage.collectConstants: time 0.0001623/0.7025, allocations: 60 kB / 0.6308 GB, free: 10.73 MB / 0.4981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001911/0.7044, allocations: 0.7369 MB / 0.6316 GB, free: 9.996 MB / 0.4981 GB Notification: Performance of NFScalarize.scalarize: time 0.0004326/0.7049, allocations: 410.7 kB / 0.632 GB, free: 9.594 MB / 0.4981 GB Notification: Performance of NFVerifyModel.verify: time 0.0004646/0.7053, allocations: 257.1 kB / 0.6322 GB, free: 9.336 MB / 0.4981 GB Notification: Performance of NFConvertDAE.convert: time 0.001909/0.7073, allocations: 1.652 MB / 0.6338 GB, free: 7.68 MB / 0.4981 GB Notification: Performance of FrontEnd - DAE generated: time 8.435e-06/0.7073, allocations: 0 / 0.6338 GB, free: 7.68 MB / 0.4981 GB Notification: Performance of FrontEnd: time 2.775e-06/0.7073, allocations: 0 / 0.6338 GB, free: 7.68 MB / 0.4981 GB Notification: Performance of Transformations before backend: time 1.752e-05/0.7073, allocations: 0 / 0.6338 GB, free: 7.68 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: 167 * Number of variables: 167 Notification: Performance of Generate backend data structure: time 0.003846/0.7112, allocations: 1.547 MB / 0.6353 GB, free: 6.078 MB / 0.4981 GB Notification: Performance of prepare preOptimizeDAE: time 5.092e-05/0.7112, allocations: 8.031 kB / 0.6353 GB, free: 6.07 MB / 0.4981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.000886/0.7121, allocations: 194.3 kB / 0.6355 GB, free: 5.879 MB / 0.4981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00159/0.7137, allocations: 0.8581 MB / 0.6364 GB, free: 4.965 MB / 0.4981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001773/0.7139, allocations: 69.92 kB / 0.6364 GB, free: 4.898 MB / 0.4981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001983/0.7141, allocations: 68 kB / 0.6365 GB, free: 4.832 MB / 0.4981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003144/0.7173, allocations: 1.189 MB / 0.6376 GB, free: 3.621 MB / 0.4981 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.017e-05/0.7173, allocations: 0 / 0.6376 GB, free: 3.621 MB / 0.4981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.399e-05/0.7174, allocations: 36.89 kB / 0.6377 GB, free: 3.586 MB / 0.4981 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.786e-05/0.7174, allocations: 16 kB / 0.6377 GB, free: 3.57 MB / 0.4981 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002947/0.7204, allocations: 1.066 MB / 0.6387 GB, free: 2.508 MB / 0.4981 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.455/1.175, allocations: 3.196 MB / 0.6419 GB, free: 16.93 MB / 0.4981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.003769/1.179, allocations: 0.8716 MB / 0.6427 GB, free: 16.9 MB / 0.4981 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00102/1.18, allocations: 365.1 kB / 0.6431 GB, free: 16.89 MB / 0.4981 GB Notification: Performance of preOpt evalFunc (simulation): time 6.313e-05/1.18, allocations: 11.62 kB / 0.6431 GB, free: 16.89 MB / 0.4981 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.796e-05/1.18, allocations: 40.83 kB / 0.6431 GB, free: 16.85 MB / 0.4981 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.001656/1.182, allocations: 179.7 kB / 0.6433 GB, free: 16.85 MB / 0.4981 GB Notification: Performance of pre-optimization done (n=47): time 6.443e-06/1.182, allocations: 2.844 kB / 0.6433 GB, free: 16.85 MB / 0.4981 GB Notification: Performance of matching and sorting (n=47): time 0.007192/1.189, allocations: 1.591 MB / 0.6448 GB, free: 16.8 MB / 0.4981 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.355e-05/1.189, allocations: 136.4 kB / 0.645 GB, free: 16.64 MB / 0.4981 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003188/1.193, allocations: 1.191 MB / 0.6461 GB, free: 16.49 MB / 0.4981 GB Notification: Performance of collectPreVariables (initialization): time 0.000143/1.193, allocations: 39.73 kB / 0.6462 GB, free: 16.46 MB / 0.4981 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007243/1.194, allocations: 0.4918 MB / 0.6466 GB, free: 16.33 MB / 0.4981 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002267/1.194, allocations: 163 kB / 0.6468 GB, free: 16.24 MB / 0.4981 GB Notification: Performance of simplifyInitialFunctions (initialization): time 7.822e-05/1.194, allocations: 8.562 kB / 0.6468 GB, free: 16.24 MB / 0.4981 GB Notification: Performance of setup shared object (initialization): time 9.559e-05/1.194, allocations: 333.8 kB / 0.6471 GB, free: 15.94 MB / 0.4981 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001423/1.195, allocations: 448.1 kB / 0.6476 GB, free: 15.93 MB / 0.4981 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001596/1.197, allocations: 0.5794 MB / 0.6481 GB, free: 15.8 MB / 0.4981 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001546/1.199, allocations: 489.2 kB / 0.6486 GB, free: 15.78 MB / 0.4981 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.06e-06/1.199, allocations: 0 / 0.6486 GB, free: 15.78 MB / 0.4981 GB Notification: Performance of matching and sorting (n=70) (initialization): time 0.003975/1.203, allocations: 1.148 MB / 0.6497 GB, free: 15.66 MB / 0.4981 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001092/1.203, allocations: 126.3 kB / 0.6498 GB, free: 15.53 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.734e-05/1.203, allocations: 10.34 kB / 0.6498 GB, free: 15.53 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.116e-05/1.203, allocations: 4.25 kB / 0.6498 GB, free: 15.53 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001485/1.204, allocations: 202.7 kB / 0.65 GB, free: 15.53 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.509e-05/1.204, allocations: 4.719 kB / 0.65 GB, free: 15.53 MB / 0.4981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001981/1.206, allocations: 128.6 kB / 0.6502 GB, free: 15.52 MB / 0.4981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001423/1.206, allocations: 34.45 kB / 0.6502 GB, free: 15.52 MB / 0.4981 GB Notification: Performance of prepare postOptimizeDAE: time 1.312e-05/1.207, allocations: 3.5 kB / 0.6502 GB, free: 15.52 MB / 0.4981 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.002316/1.209, allocations: 0.8167 MB / 0.651 GB, free: 15.5 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.654e-05/1.209, allocations: 4.562 kB / 0.651 GB, free: 15.5 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.207e-05/1.209, allocations: 5 kB / 0.651 GB, free: 15.5 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001041/1.21, allocations: 159.8 kB / 0.6512 GB, free: 15.5 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.886e-05/1.21, allocations: 7.938 kB / 0.6512 GB, free: 15.49 MB / 0.4981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001641/1.212, allocations: 82.91 kB / 0.6512 GB, free: 15.48 MB / 0.4981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001056/1.212, allocations: 30.66 kB / 0.6513 GB, free: 15.48 MB / 0.4981 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 6 * 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 (68): * Single equations (assignments): 66 * Array equations: 1 * Algorithm blocks: 0 * Record equations: 1 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0008459/1.213, allocations: 357.6 kB / 0.6516 GB, free: 15.29 MB / 0.4981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005982/1.213, allocations: 114.9 kB / 0.6517 GB, free: 15.23 MB / 0.4981 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004267/1.218, allocations: 1.083 MB / 0.6528 GB, free: 15.14 MB / 0.4981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.892e-05/1.218, allocations: 8.938 kB / 0.6528 GB, free: 15.14 MB / 0.4981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.791e-05/1.218, allocations: 1.031 kB / 0.6528 GB, free: 15.14 MB / 0.4981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.869e-05/1.218, allocations: 8.984 kB / 0.6528 GB, free: 15.14 MB / 0.4981 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006902/1.225, allocations: 2.187 MB / 0.6549 GB, free: 14.74 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.248e-05/1.225, allocations: 2.75 kB / 0.6549 GB, free: 14.74 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001226/1.226, allocations: 173.1 kB / 0.6551 GB, free: 14.73 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.079e-05/1.226, allocations: 5.281 kB / 0.6551 GB, free: 14.73 MB / 0.4981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.266e-05/1.226, allocations: 22.92 kB / 0.6551 GB, free: 14.73 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.728e-05/1.226, allocations: 11.64 kB / 0.6551 GB, free: 14.73 MB / 0.4981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.34e-06/1.226, allocations: 4.469 kB / 0.6551 GB, free: 14.73 MB / 0.4981 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00516/1.231, allocations: 1.668 MB / 0.6568 GB, free: 14.42 MB / 0.4981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001231/1.232, allocations: 303.9 kB / 0.6571 GB, free: 14.27 MB / 0.4981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005788/1.233, allocations: 18.94 kB / 0.6571 GB, free: 14.27 MB / 0.4981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002154/1.235, allocations: 111.5 kB / 0.6572 GB, free: 14.26 MB / 0.4981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002279/1.235, allocations: 50.34 kB / 0.6572 GB, free: 14.25 MB / 0.4981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002045/1.236, allocations: 40.25 kB / 0.6573 GB, free: 14.25 MB / 0.4981 GB Notification: Performance of sorting global known variables: time 0.003011/1.239, allocations: 0.829 MB / 0.6581 GB, free: 14.14 MB / 0.4981 GB Notification: Performance of sort global known variables: time 3.8e-07/1.239, allocations: 0 / 0.6581 GB, free: 14.14 MB / 0.4981 GB Notification: Performance of remove unused functions: time 0.004011/1.243, allocations: 0.5009 MB / 0.6586 GB, free: 14.11 MB / 0.4981 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 10 * Number of states: 2 (mixBox.filter.x[1],mixBox.filter.x[2]) * 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 (56): * Single equations (assignments): 56 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.001129/1.244, allocations: 235.8 kB / 0.6588 GB, free: 14.01 MB / 0.4981 GB Notification: Performance of simCode: created initialization part: time 0.005856/1.25, allocations: 1.448 MB / 0.6602 GB, free: 13.92 MB / 0.4981 GB Notification: Performance of simCode: created event and clocks part: time 1.357e-05/1.25, allocations: 4.062 kB / 0.6602 GB, free: 13.92 MB / 0.4981 GB Notification: Performance of simCode: created simulation system equations: time 0.001888/1.252, allocations: 480.1 kB / 0.6607 GB, free: 13.91 MB / 0.4981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004917/1.257, allocations: 0.5485 MB / 0.6612 GB, free: 13.87 MB / 0.4981 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01193/1.269, allocations: 3.134 MB / 0.6643 GB, free: 12.8 MB / 0.4981 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001468/1.27, allocations: 1.089 MB / 0.6653 GB, free: 12.09 MB / 0.4981 GB Notification: Performance of simCode: alias equations: time 0.003367/1.274, allocations: 310 kB / 0.6656 GB, free: 12.02 MB / 0.4981 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007194/1.274, allocations: 105.7 kB / 0.6657 GB, free: 12.01 MB / 0.4981 GB Notification: Performance of SimCode: time 1.383e-06/1.274, allocations: 0 / 0.6657 GB, free: 12.01 MB / 0.4981 GB Notification: Performance of Templates: time 0.05102/1.325, allocations: 22.99 MB / 0.6882 GB, free: 4.914 MB / 0.4981 GB make -j1 -f Annex60_1.0.0_Annex60.Fluid.Actuators.Dampers.Examples.MixingBox.makefile Environment - environmentSimulation: (rm -f Annex60_1.0.0_Annex60.Fluid.Actuators.Dampers.Examples.MixingBox.pipe ; mkfifo Annex60_1.0.0_Annex60.Fluid.Actuators.Dampers.Examples.MixingBox.pipe ; head -c 1048576 < Annex60_1.0.0_Annex60.Fluid.Actuators.Dampers.Examples.MixingBox.pipe >> ../files/Annex60_1.0.0_Annex60.Fluid.Actuators.Dampers.Examples.MixingBox.sim & ./Annex60_1.0.0_Annex60.Fluid.Actuators.Dampers.Examples.MixingBox -abortSlowSimulation -alarm=480 -lv LOG_STATS > Annex60_1.0.0_Annex60.Fluid.Actuators.Dampers.Examples.MixingBox.pipe 2>&1) Environment - environmentSimulation: