Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Annex60_1.0.0_Annex60.Fluid.Movers.Validation.SpeedControlled_Nrpm.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.Movers.Validation.SpeedControlled_Nrpm,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Annex60_1.0.0_Annex60.Fluid.Movers.Validation.SpeedControlled_Nrpm") translateModel(Annex60.Fluid.Movers.Validation.SpeedControlled_Nrpm,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Annex60_1.0.0_Annex60.Fluid.Movers.Validation.SpeedControlled_Nrpm") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0007978/0.000798, allocations: 94.28 kB / 15.37 MB, free: 0.7266 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0008883/0.0008884, allocations: 176.8 kB / 16.27 MB, free: 6.664 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.61/1.61, allocations: 205.4 MB / 222.4 MB, free: 5.555 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Annex60 1.0.0/package.mo): time 0.4061/0.4061, allocations: 55.02 MB / 325.8 MB, free: 0.6055 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 0.0005542/0.0005542, allocations: 20.36 kB / 397.2 MB, free: 11.37 MB / 334.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3474/0.348, allocations: 60.72 MB / 458 MB, free: 38.53 MB / 382.1 MB Notification: Performance of NFInst.instantiate(Annex60.Fluid.Movers.Validation.SpeedControlled_Nrpm): time 0.62/0.968, allocations: 317.4 MB / 0.7572 GB, free: 14.85 MB / 0.5137 GB Notification: Performance of NFInst.instExpressions: time 0.0319/1, allocations: 23 MB / 0.7796 GB, free: 4.566 MB / 0.5137 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.004602/1.005, allocations: 70.56 kB / 0.7797 GB, free: 4.527 MB / 0.5137 GB Notification: Performance of NFTyping.typeComponents: time 0.004878/1.01, allocations: 1.316 MB / 0.781 GB, free: 3.613 MB / 0.5137 GB Notification: Performance of NFTyping.typeBindings: time 0.01158/1.021, allocations: 3.922 MB / 0.7848 GB, free: 0.8867 MB / 0.5137 GB Notification: Performance of NFTyping.typeClassSections: time 0.005483/1.027, allocations: 1.97 MB / 0.7867 GB, free: 15.2 MB / 0.5294 GB Notification: Performance of NFFlatten.flatten: time 0.01002/1.037, allocations: 7.994 MB / 0.7945 GB, free: 7.797 MB / 0.5294 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003704/1.04, allocations: 1.826 MB / 0.7963 GB, free: 5.965 MB / 0.5294 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00614/1.047, allocations: 2.584 MB / 0.7988 GB, free: 3.555 MB / 0.5294 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004291/1.051, allocations: 1.875 MB / 0.8007 GB, free: 1.832 MB / 0.5294 GB Notification: Performance of NFPackage.collectConstants: time 0.0006852/1.052, allocations: 100 kB / 0.8008 GB, free: 1.734 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.007951/1.06, allocations: 3.995 MB / 0.8047 GB, free: 14.1 MB / 0.545 GB Notification: Performance of NFScalarize.scalarize: time 0.001402/1.061, allocations: 0.812 MB / 0.8055 GB, free: 13.3 MB / 0.545 GB Notification: Performance of NFVerifyModel.verify: time 0.002362/1.063, allocations: 1.275 MB / 0.8067 GB, free: 12.02 MB / 0.545 GB Notification: Performance of NFConvertDAE.convert: time 0.008031/1.071, allocations: 5.07 MB / 0.8117 GB, free: 7.188 MB / 0.545 GB Notification: Performance of FrontEnd - DAE generated: time 3.497e-06/1.071, allocations: 4 kB / 0.8117 GB, free: 7.184 MB / 0.545 GB Notification: Performance of FrontEnd: time 1.733e-06/1.071, allocations: 0 / 0.8117 GB, free: 7.184 MB / 0.545 GB Notification: Performance of Transformations before backend: time 9.349e-05/1.072, allocations: 0 / 0.8117 GB, free: 7.184 MB / 0.545 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 360 * Number of variables: 360 Notification: Performance of Generate backend data structure: time 0.005219/1.077, allocations: 2.662 MB / 0.8143 GB, free: 4.484 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 4.181e-05/1.077, allocations: 12.02 kB / 0.8143 GB, free: 4.473 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0054/1.082, allocations: 0.8668 MB / 0.8151 GB, free: 3.605 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004448/1.087, allocations: 2.082 MB / 0.8172 GB, free: 1.492 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000115/1.087, allocations: 122.8 kB / 0.8173 GB, free: 1.371 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003242/1.087, allocations: 152 kB / 0.8174 GB, free: 1.223 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.004176/1.091, allocations: 1.848 MB / 0.8192 GB, free: 15.32 MB / 0.5606 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.431e-05/1.091, allocations: 0 / 0.8192 GB, free: 15.32 MB / 0.5606 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001637/1.092, allocations: 71.84 kB / 0.8193 GB, free: 15.26 MB / 0.5606 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.273e-05/1.092, allocations: 50.77 kB / 0.8193 GB, free: 15.21 MB / 0.5606 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003925/1.096, allocations: 1.494 MB / 0.8208 GB, free: 13.71 MB / 0.5606 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 0.01229/1.108, allocations: 7.839 MB / 0.8285 GB, free: 5.324 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.003402/1.111, allocations: 1.074 MB / 0.8295 GB, free: 4.242 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0012/1.113, allocations: 0.5333 MB / 0.83 GB, free: 3.711 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 6.42e-05/1.113, allocations: 26.66 kB / 0.83 GB, free: 3.691 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.124e-05/1.113, allocations: 43.22 kB / 0.8301 GB, free: 3.641 MB / 0.5606 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.001026/1.114, allocations: 143 kB / 0.8302 GB, free: 3.5 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=78): time 4.168e-06/1.114, allocations: 3.938 kB / 0.8302 GB, free: 3.496 MB / 0.5606 GB Notification: Performance of matching and sorting (n=78): time 0.006211/1.12, allocations: 1.924 MB / 0.8321 GB, free: 1.52 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.383e-05/1.12, allocations: 60.06 kB / 0.8322 GB, free: 1.449 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002724/1.123, allocations: 1.907 MB / 0.834 GB, free: 15.51 MB / 0.5762 GB Notification: Performance of collectPreVariables (initialization): time 0.0001308/1.123, allocations: 49.7 kB / 0.8341 GB, free: 15.46 MB / 0.5762 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008865/1.124, allocations: 1.026 MB / 0.8351 GB, free: 14.43 MB / 0.5762 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002805/1.124, allocations: 273.9 kB / 0.8353 GB, free: 14.16 MB / 0.5762 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001622/1.124, allocations: 109.7 kB / 0.8354 GB, free: 14.05 MB / 0.5762 GB Notification: Performance of setup shared object (initialization): time 0.0001258/1.124, allocations: 345.9 kB / 0.8358 GB, free: 13.7 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001366/1.126, allocations: 0.5647 MB / 0.8363 GB, free: 13.14 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001503/1.127, allocations: 0.9713 MB / 0.8373 GB, free: 11.99 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.00268/1.13, allocations: 1.485 MB / 0.8387 GB, free: 10.36 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.765e-06/1.13, allocations: 7.938 kB / 0.8387 GB, free: 10.36 MB / 0.5762 GB Notification: Performance of matching and sorting (n=139) (initialization): time 0.004193/1.134, allocations: 1.906 MB / 0.8406 GB, free: 8.434 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 0.0002561/1.134, allocations: 404.2 kB / 0.841 GB, free: 7.895 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.109e-05/1.134, allocations: 8 kB / 0.841 GB, free: 7.887 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0009654/1.135, allocations: 289.5 kB / 0.8413 GB, free: 7.598 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001712/1.137, allocations: 327.5 kB / 0.8416 GB, free: 7.277 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003094/1.14, allocations: 2.707 MB / 0.8442 GB, free: 4.395 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001809/1.142, allocations: 151.7 kB / 0.8444 GB, free: 4.25 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001327/1.142, allocations: 72.03 kB / 0.8444 GB, free: 4.18 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 8.195e-06/1.142, allocations: 4 kB / 0.8444 GB, free: 4.176 MB / 0.5762 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.003009/1.145, allocations: 1.498 MB / 0.8459 GB, free: 2.668 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.857e-05/1.145, allocations: 8 kB / 0.8459 GB, free: 2.66 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001109/1.146, allocations: 309.4 kB / 0.8462 GB, free: 2.355 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008786/1.147, allocations: 239.6 kB / 0.8464 GB, free: 2.121 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004681/1.152, allocations: 3.504 MB / 0.8499 GB, free: 14.39 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001594/1.154, allocations: 122.5 kB / 0.85 GB, free: 14.27 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001188/1.154, allocations: 63.98 kB / 0.85 GB, free: 14.21 MB / 0.5919 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 45 * 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 (124): * Single equations (assignments): 119 * Array equations: 2 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(1,7), (1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.001153/1.155, allocations: 0.6177 MB / 0.8506 GB, free: 13.58 MB / 0.5919 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004531/1.155, allocations: 201.5 kB / 0.8508 GB, free: 13.38 MB / 0.5919 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00415/1.16, allocations: 1.417 MB / 0.8522 GB, free: 11.94 MB / 0.5919 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.097e-06/1.16, allocations: 11.94 kB / 0.8522 GB, free: 11.93 MB / 0.5919 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.368e-06/1.16, allocations: 0 / 0.8522 GB, free: 11.93 MB / 0.5919 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.003257/1.163, allocations: 1.224 MB / 0.8534 GB, free: 10.67 MB / 0.5919 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 0.007193/1.17, allocations: 3.034 MB / 0.8564 GB, free: 7.566 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.822e-06/1.17, allocations: 3.984 kB / 0.8564 GB, free: 7.562 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001508/1.172, allocations: 251.7 kB / 0.8566 GB, free: 7.316 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0007738/1.172, allocations: 221.5 kB / 0.8568 GB, free: 7.094 MB / 0.5919 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.204e-05/1.172, allocations: 27.97 kB / 0.8569 GB, free: 7.066 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002706/1.175, allocations: 2.671 MB / 0.8595 GB, free: 4.215 MB / 0.5919 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.232e-06/1.175, allocations: 7.875 kB / 0.8595 GB, free: 4.207 MB / 0.5919 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.004913/1.18, allocations: 1.978 MB / 0.8614 GB, free: 2.195 MB / 0.5919 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0009073/1.181, allocations: 370.4 kB / 0.8618 GB, free: 1.812 MB / 0.5919 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003956/1.181, allocations: 16 kB / 0.8618 GB, free: 1.797 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001519/1.183, allocations: 135.8 kB / 0.8619 GB, free: 1.664 MB / 0.5919 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001356/1.183, allocations: 48.58 kB / 0.862 GB, free: 1.617 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001012/1.183, allocations: 39.97 kB / 0.862 GB, free: 1.578 MB / 0.5919 GB Notification: Performance of sorting global known variables: time 0.002178/1.185, allocations: 1.293 MB / 0.8633 GB, free: 276 kB / 0.5919 GB Notification: Performance of sort global known variables: time 3.51e-07/1.185, allocations: 0 / 0.8633 GB, free: 276 kB / 0.5919 GB Notification: Performance of remove unused functions: time 0.2535/1.439, allocations: 1.093 MB / 0.8643 GB, free: 245.6 MB / 0.5919 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 3 (floMacDyn.vol.dynBal.U,floMacDyn.vol.dynBal.m,floMacDyn.vol.dynBal.mXi[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 (69): * Single equations (assignments): 66 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(1,5), (1,8)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001767/1.441, allocations: 454 kB / 0.8648 GB, free: 245.5 MB / 0.5919 GB Notification: Performance of simCode: created initialization part: time 0.005711/1.446, allocations: 2.164 MB / 0.8669 GB, free: 245.3 MB / 0.5919 GB Notification: Performance of simCode: created event and clocks part: time 7.985e-06/1.447, allocations: 4.906 kB / 0.8669 GB, free: 245.3 MB / 0.5919 GB Notification: Performance of simCode: created simulation system equations: time 0.002155/1.449, allocations: 0.6336 MB / 0.8675 GB, free: 245.3 MB / 0.5919 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.005216/1.454, allocations: 1.063 MB / 0.8685 GB, free: 245.3 MB / 0.5919 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006696/1.461, allocations: 4.54 MB / 0.873 GB, free: 243.2 MB / 0.5919 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001106/1.462, allocations: 1.606 MB / 0.8745 GB, free: 242.5 MB / 0.5919 GB Notification: Performance of simCode: alias equations: time 0.002212/1.464, allocations: 0.4966 MB / 0.875 GB, free: 242.5 MB / 0.5919 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003479/1.464, allocations: 154.9 kB / 0.8752 GB, free: 242.5 MB / 0.5919 GB Notification: Performance of SimCode: time 1.021e-06/1.464, allocations: 0.8438 kB / 0.8752 GB, free: 242.5 MB / 0.5919 GB Notification: Performance of Templates: time 0.07852/1.543, allocations: 44.86 MB / 0.919 GB, free: 228.2 MB / 0.5919 GB make -j1 -f Annex60_1.0.0_Annex60.Fluid.Movers.Validation.SpeedControlled_Nrpm.makefile Environment - environmentSimulation: (rm -f Annex60_1.0.0_Annex60.Fluid.Movers.Validation.SpeedControlled_Nrpm.pipe ; mkfifo Annex60_1.0.0_Annex60.Fluid.Movers.Validation.SpeedControlled_Nrpm.pipe ; head -c 1048576 < Annex60_1.0.0_Annex60.Fluid.Movers.Validation.SpeedControlled_Nrpm.pipe >> ../files/Annex60_1.0.0_Annex60.Fluid.Movers.Validation.SpeedControlled_Nrpm.sim & ./Annex60_1.0.0_Annex60.Fluid.Movers.Validation.SpeedControlled_Nrpm -abortSlowSimulation -alarm=480 -lv LOG_STATS > Annex60_1.0.0_Annex60.Fluid.Movers.Validation.SpeedControlled_Nrpm.pipe 2>&1) Environment - environmentSimulation: