Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr ModelicaTest_3.2.1_ModelicaTest.Fluid.TestComponents.Fittings.TestMultiPortTraceSubstances.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/ModelicaTest 3.2.1+maint.om/package.mo", uses=false) Using package ModelicaTest with version 3.2.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.1+maint.om/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(ModelicaTest.Fluid.TestComponents.Fittings.TestMultiPortTraceSubstances,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ModelicaTest_3.2.1_ModelicaTest.Fluid.TestComponents.Fittings.TestMultiPortTraceSubstances") translateModel(ModelicaTest.Fluid.TestComponents.Fittings.TestMultiPortTraceSubstances,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ModelicaTest_3.2.1_ModelicaTest.Fluid.TestComponents.Fittings.TestMultiPortTraceSubstances") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001005/0.001005, allocations: 99.62 kB / 15.05 MB, free: 1.105 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001138/0.001138, allocations: 177.3 kB / 15.95 MB, free: 216 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.651/1.651, 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/ModelicaTest 3.2.1+maint.om/package.mo): time 0.3465/0.3465, allocations: 38.03 MB / 308.4 MB, free: 10.35 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: ModelicaTest 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 0.0006112/0.0006113, allocations: 20 kB / 376.4 MB, free: 15.2 MB / 318.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1516/0.1522, allocations: 57.52 MB / 433.9 MB, free: 5.574 MB / 366.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.TestComponents.Fittings.TestMultiPortTraceSubstances): time 1.001/1.153, allocations: 256.1 MB / 0.6738 GB, free: 3.699 MB / 494.1 MB Notification: Performance of NFInst.instExpressions: time 0.05115/1.204, allocations: 34.29 MB / 0.7073 GB, free: 3.23 MB / 494.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.005824/1.21, allocations: 99.78 kB / 0.7074 GB, free: 3.23 MB / 494.1 MB Notification: Performance of NFTyping.typeComponents: time 0.004438/1.215, allocations: 1.08 MB / 0.7085 GB, free: 3.047 MB / 494.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0345/1.249, allocations: 8.517 MB / 0.7168 GB, free: 1.219 MB / 494.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.02546/1.275, allocations: 5.999 MB / 0.7226 GB, free: 15.83 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.01114/1.286, allocations: 4.707 MB / 0.7272 GB, free: 15.03 MB / 0.4981 GB Notification: Performance of NFFlatten.resolveConnections: time 0.005643/1.292, allocations: 2.084 MB / 0.7293 GB, free: 14.23 MB / 0.4981 GB Notification: Performance of NFEvalConstants.evaluate: time 0.01614/1.308, allocations: 4.762 MB / 0.7339 GB, free: 13.32 MB / 0.4981 GB Notification: Performance of NFSimplifyModel.simplify: time 0.007834/1.316, allocations: 2.677 MB / 0.7365 GB, free: 12.67 MB / 0.4981 GB Notification: Performance of NFPackage.collectConstants: time 0.00263/1.318, allocations: 204.9 kB / 0.7367 GB, free: 12.5 MB / 0.4981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.04642/1.365, allocations: 16.05 MB / 0.7524 GB, free: 304 kB / 0.4981 GB Notification: Performance of NFScalarize.scalarize: time 0.004663/1.37, allocations: 1.475 MB / 0.7538 GB, free: 15.27 MB / 0.5137 GB Notification: Performance of NFVerifyModel.verify: time 0.00318/1.373, allocations: 0.7008 MB / 0.7545 GB, free: 14.86 MB / 0.5137 GB Notification: Performance of NFConvertDAE.convert: time 0.02947/1.402, allocations: 9.445 MB / 0.7638 GB, free: 6.707 MB / 0.5137 GB Notification: Performance of FrontEnd - DAE generated: time 6.472e-06/1.402, allocations: 0 / 0.7638 GB, free: 6.707 MB / 0.5137 GB Notification: Performance of FrontEnd: time 4.198e-06/1.402, allocations: 4 kB / 0.7638 GB, free: 6.703 MB / 0.5137 GB Notification: Performance of Transformations before backend: time 0.0002744/1.403, allocations: 0 / 0.7638 GB, free: 6.703 MB / 0.5137 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 752 * Number of variables: 752 Notification: Performance of Generate backend data structure: time 0.01949/1.422, allocations: 5.427 MB / 0.7691 GB, free: 1.523 MB / 0.5137 GB Notification: Performance of prepare preOptimizeDAE: time 5.735e-05/1.422, allocations: 8.031 kB / 0.7691 GB, free: 1.516 MB / 0.5137 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002515/1.425, allocations: 402.8 kB / 0.7695 GB, free: 1.121 MB / 0.5137 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005644/1.43, allocations: 1.881 MB / 0.7713 GB, free: 15.72 MB / 0.5294 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005377/1.431, allocations: 0.4913 MB / 0.7718 GB, free: 15.27 MB / 0.5294 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001151/1.432, allocations: 284.2 kB / 0.772 GB, free: 15.09 MB / 0.5294 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.009698/1.442, allocations: 4.934 MB / 0.7769 GB, free: 11.4 MB / 0.5294 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.143e-05/1.442, allocations: 6.906 kB / 0.7769 GB, free: 11.39 MB / 0.5294 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004352/1.442, allocations: 125.7 kB / 0.777 GB, free: 11.36 MB / 0.5294 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003732/1.443, allocations: 282.6 kB / 0.7773 GB, free: 11.12 MB / 0.5294 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.009804/1.453, allocations: 5.114 MB / 0.7822 GB, free: 7.629 MB / 0.5294 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 0.03844/1.491, allocations: 21.87 MB / 0.8036 GB, free: 4.473 MB / 0.545 GB Notification: Performance of preOpt comSubExp (simulation): time 0.006454/1.498, allocations: 2.774 MB / 0.8063 GB, free: 2.656 MB / 0.545 GB Notification: Performance of preOpt evalFunc (simulation): time 0.003519/1.501, allocations: 3.321 MB / 0.8096 GB, free: 14.77 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0001087/1.501, allocations: 65.81 kB / 0.8096 GB, free: 14.71 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=235): time 5.791e-06/1.501, allocations: 4 kB / 0.8096 GB, free: 14.71 MB / 0.5606 GB Notification: Performance of matching and sorting (n=271): time 0.06742/1.569, allocations: 16.26 MB / 0.8255 GB, free: 144 kB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001789/1.569, allocations: 239.8 kB / 0.8257 GB, free: 15.86 MB / 0.5762 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.006115/1.575, allocations: 2.455 MB / 0.8281 GB, free: 13.39 MB / 0.5762 GB Notification: Performance of collectPreVariables (initialization): time 0.001215/1.576, allocations: 77.7 kB / 0.8282 GB, free: 13.3 MB / 0.5762 GB Notification: Performance of collectInitialEqns (initialization): time 0.001926/1.578, allocations: 1.467 MB / 0.8296 GB, free: 11.84 MB / 0.5762 GB Notification: Performance of collectInitialBindings (initialization): time 0.002238/1.581, allocations: 0.9613 MB / 0.8306 GB, free: 10.89 MB / 0.5762 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001071/1.582, allocations: 84 kB / 0.8307 GB, free: 10.8 MB / 0.5762 GB Notification: Performance of setup shared object (initialization): time 0.0005663/1.582, allocations: 466.5 kB / 0.8311 GB, free: 10.34 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006006/1.588, allocations: 2.04 MB / 0.8331 GB, free: 8.305 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006901/1.595, allocations: 3.275 MB / 0.8363 GB, free: 4.512 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.006517/1.602, allocations: 2.594 MB / 0.8388 GB, free: 1.914 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.793e-05/1.602, allocations: 12 kB / 0.8388 GB, free: 1.902 MB / 0.5762 GB Notification: Performance of matching and sorting (n=508) (initialization): time 0.01745/1.619, allocations: 6.271 MB / 0.845 GB, free: 11.79 MB / 0.5919 GB Notification: Performance of prepare postOptimizeDAE: time 0.2733/1.893, allocations: 15.75 MB / 0.8603 GB, free: 241.9 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.000135/1.893, allocations: 38.59 kB / 0.8604 GB, free: 241.9 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.004658/1.898, allocations: 0.9764 MB / 0.8613 GB, free: 241.9 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004118/1.902, allocations: 0.9212 MB / 0.8622 GB, free: 241.9 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003922/1.906, allocations: 2.784 MB / 0.8649 GB, free: 240.3 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004487/1.91, allocations: 374.8 kB / 0.8653 GB, free: 240.3 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005954/1.911, allocations: 278.4 kB / 0.8656 GB, free: 240.3 MB / 0.5919 GB Notification: Performance of prepare postOptimizeDAE: time 1.099e-05/1.911, allocations: 9.875 kB / 0.8656 GB, free: 240.3 MB / 0.5919 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.01129/1.922, allocations: 5.907 MB / 0.8713 GB, free: 239.9 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.253e-05/1.922, allocations: 41.88 kB / 0.8714 GB, free: 239.9 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.004081/1.926, allocations: 0.9726 MB / 0.8723 GB, free: 239.9 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003515/1.93, allocations: 0.9171 MB / 0.8732 GB, free: 239.8 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003841/1.934, allocations: 2.782 MB / 0.8759 GB, free: 238.2 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005186/1.939, allocations: 375.3 kB / 0.8763 GB, free: 238.2 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008578/1.94, allocations: 276.6 kB / 0.8766 GB, free: 238.2 MB / 0.5919 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 172 * Number of states: 0 () * Number of discrete variables: 22 (traceSubstance1.ind,traceSubstance2.ind,traceSubstance3.ind,traceSubstance.ind,volume1.regularFlow[1],volume1.regularFlow[2],volume1.regularFlow[3],volume2.regularFlow[1],volume2.regularFlow[2],volume2.regularFlow[3],volume3.regularFlow[1],volume3.regularFlow[2],volume3.regularFlow[3],volume3.inFlow[3],volume3.inFlow[2],volume3.inFlow[1],volume2.inFlow[3],volume2.inFlow[2],volume2.inFlow[1],volume1.inFlow[3],volume1.inFlow[2],volume1.inFlow[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (487): * Single equations (assignments): 480 * Array equations: 0 * Algorithm blocks: 4 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 3 {2 6,2 6,2 6} Notification: Performance of prepare postOptimizeDAE: time 0.002956/1.943, allocations: 0.9798 MB / 0.8775 GB, free: 237.9 MB / 0.5919 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007859/1.944, allocations: 301.8 kB / 0.8778 GB, free: 237.9 MB / 0.5919 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01224/1.956, allocations: 6.264 MB / 0.8839 GB, free: 235.8 MB / 0.5919 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.648e-05/1.956, allocations: 35.81 kB / 0.884 GB, free: 235.8 MB / 0.5919 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.334e-05/1.956, allocations: 6.641 kB / 0.884 GB, free: 235.8 MB / 0.5919 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.284e-05/1.956, allocations: 15.52 kB / 0.884 GB, free: 235.8 MB / 0.5919 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01648/1.972, allocations: 9.09 MB / 0.8929 GB, free: 232.3 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.176e-05/1.973, allocations: 2.375 kB / 0.8929 GB, free: 232.3 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002428/1.975, allocations: 0.5711 MB / 0.8934 GB, free: 232.3 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.00563/1.981, allocations: 1.162 MB / 0.8946 GB, free: 232.1 MB / 0.5919 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005534/1.981, allocations: 118.1 kB / 0.8947 GB, free: 232.1 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.003704/1.985, allocations: 2.672 MB / 0.8973 GB, free: 230.2 MB / 0.5919 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.757e-06/1.985, allocations: 1.812 kB / 0.8973 GB, free: 230.2 MB / 0.5919 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0151/2, allocations: 7.645 MB / 0.9047 GB, free: 227.3 MB / 0.5919 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002695/2.003, allocations: 0.922 MB / 0.9056 GB, free: 226.8 MB / 0.5919 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006891/2.003, allocations: 71.86 kB / 0.9057 GB, free: 226.8 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002716/2.006, allocations: 274 kB / 0.906 GB, free: 226.7 MB / 0.5919 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0005107/2.007, allocations: 226.3 kB / 0.9062 GB, free: 226.7 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004276/2.007, allocations: 185.9 kB / 0.9064 GB, free: 226.7 MB / 0.5919 GB Notification: Performance of sorting global known variables: time 0.003601/2.011, allocations: 1.613 MB / 0.9079 GB, free: 226.1 MB / 0.5919 GB Notification: Performance of sort global known variables: time 6.31e-07/2.011, allocations: 0 / 0.9079 GB, free: 226.1 MB / 0.5919 GB Notification: Performance of remove unused functions: time 0.0153/2.026, allocations: 3.784 MB / 0.9116 GB, free: 225.6 MB / 0.5919 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 12 (volume1.medium.p,volume1.medium.Xi[1],volume1.medium.T,volume1.mC_scaled[1],volume2.medium.p,volume2.medium.Xi[1],volume2.medium.T,volume2.mC_scaled[1],volume3.medium.p,volume3.medium.Xi[1],volume3.medium.T,volume3.mC_scaled[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 (297): * Single equations (assignments): 285 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 9 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 3 {2 6,2 6,2 6} Notification: Performance of Backend phase and start with SimCode phase: time 0.01163/2.038, allocations: 3.304 MB / 0.9149 GB, free: 225.2 MB / 0.5919 GB Notification: Performance of simCode: created initialization part: time 0.01722/2.055, allocations: 8.502 MB / 0.9232 GB, free: 222 MB / 0.5919 GB Notification: Performance of simCode: created event and clocks part: time 1.218e-05/2.055, allocations: 5.219 kB / 0.9232 GB, free: 222 MB / 0.5919 GB Notification: Performance of simCode: created simulation system equations: time 0.004359/2.059, allocations: 2.473 MB / 0.9256 GB, free: 220.9 MB / 0.5919 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.006066/2.065, allocations: 1.336 MB / 0.9269 GB, free: 219.9 MB / 0.5919 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01519/2.081, allocations: 8.89 MB / 0.9356 GB, free: 212 MB / 0.5919 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001536/2.082, allocations: 2.294 MB / 0.9378 GB, free: 210.2 MB / 0.5919 GB Notification: Performance of simCode: alias equations: time 0.007955/2.09, allocations: 2.283 MB / 0.94 GB, free: 208.3 MB / 0.5919 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001365/2.092, allocations: 399.2 kB / 0.9404 GB, free: 207.9 MB / 0.5919 GB Notification: Performance of SimCode: time 1.753e-06/2.092, allocations: 0 / 0.9404 GB, free: 207.9 MB / 0.5919 GB Notification: Performance of Templates: time 0.1544/2.246, allocations: 117 MB / 1.055 GB, free: 90.84 MB / 0.5919 GB make -j1 -f ModelicaTest_3.2.1_ModelicaTest.Fluid.TestComponents.Fittings.TestMultiPortTraceSubstances.makefile Environment - environmentSimulation: (rm -f ModelicaTest_3.2.1_ModelicaTest.Fluid.TestComponents.Fittings.TestMultiPortTraceSubstances.pipe ; mkfifo ModelicaTest_3.2.1_ModelicaTest.Fluid.TestComponents.Fittings.TestMultiPortTraceSubstances.pipe ; head -c 1048576 < ModelicaTest_3.2.1_ModelicaTest.Fluid.TestComponents.Fittings.TestMultiPortTraceSubstances.pipe >> ../files/ModelicaTest_3.2.1_ModelicaTest.Fluid.TestComponents.Fittings.TestMultiPortTraceSubstances.sim & ./ModelicaTest_3.2.1_ModelicaTest.Fluid.TestComponents.Fittings.TestMultiPortTraceSubstances -abortSlowSimulation -alarm=480 -lv LOG_STATS > ModelicaTest_3.2.1_ModelicaTest.Fluid.TestComponents.Fittings.TestMultiPortTraceSubstances.pipe 2>&1) Environment - environmentSimulation: