Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Fluid.Humidifiers.Validation.SprayAirWasher_X_dynamic.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 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.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: "" <> buildModelFMU(Buildings.Fluid.Humidifiers.Validation.SprayAirWasher_X_dynamic,fileNamePrefix="Buildings_8_Buildings_Fluid_Humidifiers_Validation_SprayAirWasher_X_dynamic",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Humidifiers.Validation.SprayAirWasher_X_dynamic,fileNamePrefix="Buildings_8_Buildings_Fluid_Humidifiers_Validation_SprayAirWasher_X_dynamic",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008643/0.0008643, allocations: 86.72 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 0.0009554/0.0009552, 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 1.456/1.456, allocations: 205.4 MB / 222.1 MB, free: 5.652 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.74/1.74, allocations: 292.7 MB / 0.5499 GB, free: 14.56 MB / 462.1 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 0.0005624/0.0005624, allocations: 14.66 kB / 0.6738 GB, free: 26.16 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2472/0.2478, allocations: 116.3 MB / 0.7874 GB, free: 11.87 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Humidifiers.Validation.SprayAirWasher_X_dynamic): time 0.609/0.8568, allocations: 164 MB / 0.9476 GB, free: 5.285 MB / 0.7169 GB Notification: Performance of NFInst.instExpressions: time 0.006784/0.8637, allocations: 3.378 MB / 0.9509 GB, free: 5.156 MB / 0.7169 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0008822/0.8646, allocations: 24.28 kB / 0.9509 GB, free: 5.145 MB / 0.7169 GB Notification: Performance of NFTyping.typeComponents: time 0.001208/0.8658, allocations: 319.4 kB / 0.9512 GB, free: 5.051 MB / 0.7169 GB Notification: Performance of NFTyping.typeBindings: time 0.003024/0.8688, allocations: 0.9173 MB / 0.9521 GB, free: 4.828 MB / 0.7169 GB Notification: Performance of NFTyping.typeClassSections: time 0.002102/0.8709, allocations: 0.575 MB / 0.9526 GB, free: 4.777 MB / 0.7169 GB Notification: Performance of NFFlatten.flatten: time 0.002255/0.8732, allocations: 1.559 MB / 0.9542 GB, free: 4.539 MB / 0.7169 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0006649/0.8739, allocations: 373.3 kB / 0.9545 GB, free: 4.488 MB / 0.7169 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002042/0.8759, allocations: 0.7747 MB / 0.9553 GB, free: 4.32 MB / 0.7169 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0006374/0.8766, allocations: 448.9 kB / 0.9557 GB, free: 4.234 MB / 0.7169 GB Notification: Performance of NFPackage.collectConstants: time 6.47e-05/0.8767, allocations: 21.12 kB / 0.9557 GB, free: 4.234 MB / 0.7169 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001828/0.8785, allocations: 0.8067 MB / 0.9565 GB, free: 4.16 MB / 0.7169 GB Notification: Performance of NFScalarize.scalarize: time 0.0001922/0.8787, allocations: 176 kB / 0.9567 GB, free: 4.137 MB / 0.7169 GB Notification: Performance of NFVerifyModel.verify: time 0.0001617/0.8789, allocations: 146.8 kB / 0.9568 GB, free: 4.082 MB / 0.7169 GB Notification: Performance of NFConvertDAE.convert: time 0.0009969/0.8799, allocations: 0.8047 MB / 0.9576 GB, free: 4.004 MB / 0.7169 GB Notification: Performance of FrontEnd - DAE generated: time 6.222e-06/0.8799, allocations: 0 / 0.9576 GB, free: 4.004 MB / 0.7169 GB Notification: Performance of FrontEnd: time 2.445e-06/0.8799, allocations: 0 / 0.9576 GB, free: 4.004 MB / 0.7169 GB Notification: Performance of Transformations before backend: time 8.426e-06/0.8799, allocations: 0 / 0.9576 GB, free: 4.004 MB / 0.7169 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 97 * Number of variables: 97 Notification: Performance of Generate backend data structure: time 0.002194/0.8821, allocations: 0.9429 MB / 0.9585 GB, free: 19.36 MB / 0.7325 GB Notification: Performance of prepare preOptimizeDAE: time 4.531e-05/0.8822, allocations: 8.875 kB / 0.9585 GB, free: 19.36 MB / 0.7325 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 9.824e-05/0.8823, allocations: 78.52 kB / 0.9586 GB, free: 19.32 MB / 0.7325 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001165/0.8834, allocations: 237.6 kB / 0.9588 GB, free: 19.28 MB / 0.7325 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0007644/0.8842, allocations: 0.5142 MB / 0.9593 GB, free: 19 MB / 0.7325 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.674e-05/0.8843, allocations: 33.53 kB / 0.9594 GB, free: 19 MB / 0.7325 GB Notification: Performance of preOpt expandDerOperator (simulation): time 7.965e-05/0.8844, allocations: 40.66 kB / 0.9594 GB, free: 19 MB / 0.7325 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001035/0.8854, allocations: 0.5395 MB / 0.9599 GB, free: 18.91 MB / 0.7325 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.415e-05/0.8854, allocations: 1.969 kB / 0.9599 GB, free: 18.91 MB / 0.7325 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.384e-05/0.8855, allocations: 15.34 kB / 0.96 GB, free: 18.91 MB / 0.7325 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.822e-05/0.8855, allocations: 20 kB / 0.96 GB, free: 18.91 MB / 0.7325 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001147/0.8867, allocations: 0.5161 MB / 0.9605 GB, free: 18.9 MB / 0.7325 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 0.003301/0.89, allocations: 2.248 MB / 0.9627 GB, free: 17.62 MB / 0.7325 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0007472/0.8907, allocations: 363.4 kB / 0.963 GB, free: 17.5 MB / 0.7325 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002356/0.891, allocations: 144.8 kB / 0.9632 GB, free: 17.49 MB / 0.7325 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001311/0.8923, allocations: 0.8627 MB / 0.964 GB, free: 16.64 MB / 0.7325 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.000357/0.8927, allocations: 197.6 kB / 0.9642 GB, free: 16.57 MB / 0.7325 GB Notification: Performance of pre-optimization done (n=27): time 1.663e-06/0.8927, allocations: 4.906 kB / 0.9642 GB, free: 16.57 MB / 0.7325 GB Notification: Performance of matching and sorting (n=27): time 0.0009955/0.8937, allocations: 448.7 kB / 0.9646 GB, free: 16.49 MB / 0.7325 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.354e-05/0.8938, allocations: 81.08 kB / 0.9647 GB, free: 16.4 MB / 0.7325 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008973/0.8947, allocations: 0.656 MB / 0.9653 GB, free: 16.26 MB / 0.7325 GB Notification: Performance of collectPreVariables (initialization): time 4.69e-05/0.8947, allocations: 35.23 kB / 0.9654 GB, free: 16.23 MB / 0.7325 GB Notification: Performance of collectInitialEqns (initialization): time 0.000254/0.895, allocations: 326 kB / 0.9657 GB, free: 16.08 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 7.629e-05/0.8951, allocations: 91.83 kB / 0.9658 GB, free: 16.02 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 2.424e-05/0.8951, allocations: 10.7 kB / 0.9658 GB, free: 16.02 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 0.0001751/0.8953, allocations: 369.4 kB / 0.9661 GB, free: 15.71 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000329/0.8956, allocations: 137.9 kB / 0.9663 GB, free: 15.71 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004138/0.896, allocations: 284.2 kB / 0.9665 GB, free: 15.54 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004081/0.8965, allocations: 175.1 kB / 0.9667 GB, free: 15.53 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.479e-06/0.8965, allocations: 1.312 kB / 0.9667 GB, free: 15.53 MB / 0.7325 GB Notification: Performance of matching and sorting (n=45) (initialization): time 0.0009697/0.8974, allocations: 484.8 kB / 0.9672 GB, free: 15.43 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001212/0.8976, allocations: 205.8 kB / 0.9674 GB, free: 15.21 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.055e-05/0.8976, allocations: 7.453 kB / 0.9674 GB, free: 15.2 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.071e-05/0.8976, allocations: 6.875 kB / 0.9674 GB, free: 15.2 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000404/0.898, allocations: 91.73 kB / 0.9675 GB, free: 15.2 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.511e-05/0.8981, allocations: 6.031 kB / 0.9675 GB, free: 15.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006083/0.8987, allocations: 85.03 kB / 0.9676 GB, free: 15.17 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.533e-05/0.8987, allocations: 21.27 kB / 0.9676 GB, free: 15.17 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 6.382e-06/0.8987, allocations: 6.812 kB / 0.9676 GB, free: 15.17 MB / 0.7325 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.0008145/0.8996, allocations: 400.5 kB / 0.968 GB, free: 15.13 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.342e-06/0.8996, allocations: 4.125 kB / 0.968 GB, free: 15.13 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 8.446e-06/0.8996, allocations: 8.625 kB / 0.968 GB, free: 15.13 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003783/0.9, allocations: 90.5 kB / 0.9681 GB, free: 15.12 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.101e-05/0.9, allocations: 7.891 kB / 0.9681 GB, free: 15.12 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004321/0.9004, allocations: 78.09 kB / 0.9681 GB, free: 15.09 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.535e-05/0.9005, allocations: 23.27 kB / 0.9682 GB, free: 15.09 MB / 0.7325 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 17 * Number of states: 0 () * Number of discrete variables: 5 ($whenCondition1,$PRE.XSet.nextTimeEvent,XSet.nextTimeEvent,$PRE.XSet.nextTimeEventScaled,XSet.nextTimeEventScaled) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (45): * Single equations (assignments): 45 * 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 prepare postOptimizeDAE: time 0.0002681/0.9008, allocations: 279.4 kB / 0.9684 GB, free: 14.9 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 7.108e-05/0.9008, allocations: 60.12 kB / 0.9685 GB, free: 14.87 MB / 0.7325 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0005936/0.9014, allocations: 329.1 kB / 0.9688 GB, free: 14.8 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.406e-06/0.9015, allocations: 8.938 kB / 0.9688 GB, free: 14.8 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.162e-06/0.9015, allocations: 1.312 kB / 0.9688 GB, free: 14.8 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.612e-06/0.9015, allocations: 1.562 kB / 0.9688 GB, free: 14.8 MB / 0.7325 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001542/0.903, allocations: 1.095 MB / 0.9699 GB, free: 14.31 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.922e-06/0.903, allocations: 3.469 kB / 0.9699 GB, free: 14.31 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002038/0.9033, allocations: 45.88 kB / 0.9699 GB, free: 14.31 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 8.375e-06/0.9033, allocations: 7.953 kB / 0.9699 GB, free: 14.3 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.612e-05/0.9033, allocations: 10.66 kB / 0.9699 GB, free: 14.3 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.201e-06/0.9033, allocations: 3.656 kB / 0.97 GB, free: 14.3 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.21e-06/0.9033, allocations: 11.22 kB / 0.97 GB, free: 14.3 MB / 0.7325 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0007968/0.9041, allocations: 0.6056 MB / 0.9706 GB, free: 14.05 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001929/0.9043, allocations: 168.5 kB / 0.9707 GB, free: 13.92 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.189e-05/0.9044, allocations: 15.02 kB / 0.9707 GB, free: 13.91 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003306/0.9048, allocations: 31.81 kB / 0.9708 GB, free: 13.91 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 7.154e-05/0.9048, allocations: 20.14 kB / 0.9708 GB, free: 13.91 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.708e-05/0.9049, allocations: 11.94 kB / 0.9708 GB, free: 13.91 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.0006068/0.9055, allocations: 475.1 kB / 0.9712 GB, free: 13.81 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.61e-07/0.9055, allocations: 0 / 0.9712 GB, free: 13.81 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.0009271/0.9064, allocations: 276 kB / 0.9715 GB, free: 13.78 MB / 0.7325 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 11 * Number of states: 1 (hum.outCon.Xi) * Number of discrete variables: 3 ($whenCondition1,XSet.nextTimeEvent,XSet.nextTimeEventScaled) * Number of discrete states: 2 (XSet.nextTimeEvent,XSet.nextTimeEventScaled) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (26): * Single equations (assignments): 24 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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 0.002012/0.9085, allocations: 1.555 MB / 0.973 GB, free: 12.88 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.0009811/0.9094, allocations: 0.5149 MB / 0.9735 GB, free: 12.83 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 2.525e-06/0.9095, allocations: 0 / 0.9735 GB, free: 12.83 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.0001907/0.9097, allocations: 132.9 kB / 0.9737 GB, free: 12.82 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001187/0.9109, allocations: 270.2 kB / 0.9739 GB, free: 12.8 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005283/0.9161, allocations: 3.464 MB / 0.9773 GB, free: 11.48 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005057/0.9167, allocations: 0.8998 MB / 0.9782 GB, free: 10.77 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.0006819/0.9174, allocations: 179.2 kB / 0.9783 GB, free: 10.71 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002512/0.9176, allocations: 202.6 kB / 0.9785 GB, free: 10.71 MB / 0.7325 GB Notification: Performance of SimCode: time 5.11e-07/0.9176, allocations: 0 / 0.9785 GB, free: 10.71 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03045/0.9481, allocations: 15.78 MB / 0.9939 GB, free: 3.348 MB / 0.7325 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002857/0.9484, allocations: 239.5 kB / 0.9942 GB, free: 3.109 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.187/3.135, allocations: 0 / 0.9942 GB, free: 3.109 MB / 0.7325 GB (rm -f Buildings_8_Buildings.Fluid.Humidifiers.Validation.SprayAirWasher_X_dynamic.pipe ; mkfifo Buildings_8_Buildings.Fluid.Humidifiers.Validation.SprayAirWasher_X_dynamic.pipe ; head -c 1048576 < Buildings_8_Buildings.Fluid.Humidifiers.Validation.SprayAirWasher_X_dynamic.pipe >> ../files/Buildings_8_Buildings.Fluid.Humidifiers.Validation.SprayAirWasher_X_dynamic.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_Buildings_8_Buildings_Fluid_Humidifiers_Validation_SprayAirWasher_X_dynamic_fmu --startTime=0 --stopTime=1080 --timeout=50 --tolerance=1e-06 Buildings_8_Buildings_Fluid_Humidifiers_Validation_SprayAirWasher_X_dynamic.fmu > Buildings_8_Buildings.Fluid.Humidifiers.Validation.SprayAirWasher_X_dynamic.pipe 2>&1) Environment - environmentSimulation: