Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr IDEAS_IDEAS.Fluid.MixingVolumes.Validation.CoupledVolumesAir.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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo", uses=false) Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+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(IDEAS.Fluid.MixingVolumes.Validation.CoupledVolumesAir,fileNamePrefix="IDEAS_IDEAS_Fluid_MixingVolumes_Validation_CoupledVolumesAir",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IDEAS.Fluid.MixingVolumes.Validation.CoupledVolumesAir,fileNamePrefix="IDEAS_IDEAS_Fluid_MixingVolumes_Validation_CoupledVolumesAir",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 0.001517/0.001517, allocations: 99.08 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 0.002431/0.002431, allocations: 177.3 kB / 15.94 MB, free: 228 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 2.19/2.19, allocations: 223.2 MB / 239.9 MB, free: 5.469 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo): time 1.165/1.165, allocations: 132.3 MB / 423.2 MB, free: 2.215 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0006494/0.0006497, allocations: 12 kB / 0.5033 GB, free: 4.203 MB / 366.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.6405/0.6412, allocations: 81.57 MB / 0.583 GB, free: 4.012 MB / 430.1 MB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.MixingVolumes.Validation.CoupledVolumesAir): time 0.2413/0.8825, allocations: 156.2 MB / 0.7355 GB, free: 3.988 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.01146/0.8941, allocations: 6.192 MB / 0.7416 GB, free: 13.79 MB / 0.5762 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001354/0.8955, allocations: 27.81 kB / 0.7416 GB, free: 13.76 MB / 0.5762 GB Notification: Performance of NFTyping.typeComponents: time 0.001866/0.8974, allocations: 0.5171 MB / 0.7421 GB, free: 13.24 MB / 0.5762 GB Notification: Performance of NFTyping.typeBindings: time 0.005688/0.9031, allocations: 1.737 MB / 0.7438 GB, free: 11.5 MB / 0.5762 GB Notification: Performance of NFTyping.typeClassSections: time 0.003413/0.9065, allocations: 1.045 MB / 0.7448 GB, free: 10.47 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.002783/0.9093, allocations: 1.394 MB / 0.7462 GB, free: 9.07 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0008917/0.9102, allocations: 0.5465 MB / 0.7467 GB, free: 8.512 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001376/0.9116, allocations: 0.6345 MB / 0.7473 GB, free: 7.875 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.000706/0.9123, allocations: 462.2 kB / 0.7478 GB, free: 7.422 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 8.058e-05/0.9124, allocations: 32 kB / 0.7478 GB, free: 7.391 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002188/0.9146, allocations: 0.854 MB / 0.7486 GB, free: 6.535 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.0003308/0.9149, allocations: 267.2 kB / 0.7489 GB, free: 6.273 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.0002562/0.9152, allocations: 205.3 kB / 0.7491 GB, free: 6.066 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.001627/0.9168, allocations: 1.188 MB / 0.7502 GB, free: 4.879 MB / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 2.795e-06/0.9168, allocations: 0 / 0.7502 GB, free: 4.879 MB / 0.5762 GB Notification: Performance of FrontEnd: time 2.043e-06/0.9169, allocations: 0 / 0.7502 GB, free: 4.879 MB / 0.5762 GB Notification: Performance of Transformations before backend: time 1.118e-05/0.9169, allocations: 0 / 0.7502 GB, free: 4.879 MB / 0.5762 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 148 * Number of variables: 148 Notification: Performance of Generate backend data structure: time 0.002005/0.9189, allocations: 1.088 MB / 0.7513 GB, free: 3.738 MB / 0.5762 GB Notification: Performance of prepare preOptimizeDAE: time 5.638e-05/0.9189, allocations: 8.031 kB / 0.7513 GB, free: 3.73 MB / 0.5762 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000153/0.9191, allocations: 110.5 kB / 0.7514 GB, free: 3.613 MB / 0.5762 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002135/0.9212, allocations: 310.5 kB / 0.7517 GB, free: 3.309 MB / 0.5762 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00125/0.9225, allocations: 0.6946 MB / 0.7524 GB, free: 2.57 MB / 0.5762 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.093e-05/0.9226, allocations: 45.31 kB / 0.7524 GB, free: 2.527 MB / 0.5762 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001011/0.9227, allocations: 64 kB / 0.7525 GB, free: 2.465 MB / 0.5762 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001064/0.9237, allocations: 0.6077 MB / 0.7531 GB, free: 1.852 MB / 0.5762 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.816e-05/0.9238, allocations: 0 / 0.7531 GB, free: 1.852 MB / 0.5762 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.136e-05/0.9238, allocations: 28 kB / 0.7531 GB, free: 1.824 MB / 0.5762 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.529e-05/0.9239, allocations: 21.31 kB / 0.7531 GB, free: 1.805 MB / 0.5762 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0009425/0.9248, allocations: 0.5478 MB / 0.7537 GB, free: 1.254 MB / 0.5762 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 0.003773/0.9286, allocations: 2.751 MB / 0.7564 GB, free: 14.24 MB / 0.5919 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0007613/0.9294, allocations: 460.2 kB / 0.7568 GB, free: 13.79 MB / 0.5919 GB Notification: Performance of preOpt evalFunc (simulation): time 8.145e-05/0.9295, allocations: 24.28 kB / 0.7568 GB, free: 13.76 MB / 0.5919 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.587e-05/0.9295, allocations: 46.81 kB / 0.7569 GB, free: 13.71 MB / 0.5919 GB Notification: Performance of pre-optimization done (n=46): time 2.375e-06/0.9295, allocations: 0 / 0.7569 GB, free: 13.71 MB / 0.5919 GB Notification: Performance of matching and sorting (n=49): time 0.003146/0.9327, allocations: 1.526 MB / 0.7584 GB, free: 12.12 MB / 0.5919 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.271e-05/0.9328, allocations: 55.84 kB / 0.7584 GB, free: 12.06 MB / 0.5919 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0006801/0.9334, allocations: 0.5392 MB / 0.7589 GB, free: 11.51 MB / 0.5919 GB Notification: Performance of collectPreVariables (initialization): time 6.43e-05/0.9335, allocations: 41.7 kB / 0.759 GB, free: 11.46 MB / 0.5919 GB Notification: Performance of collectInitialEqns (initialization): time 0.000269/0.9338, allocations: 360.4 kB / 0.7593 GB, free: 11.11 MB / 0.5919 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001663/0.934, allocations: 173.4 kB / 0.7595 GB, free: 10.93 MB / 0.5919 GB Notification: Performance of simplifyInitialFunctions (initialization): time 2.722e-05/0.934, allocations: 15.94 kB / 0.7595 GB, free: 10.92 MB / 0.5919 GB Notification: Performance of setup shared object (initialization): time 0.0002691/0.9343, allocations: 374.8 kB / 0.7599 GB, free: 10.54 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002939/0.9346, allocations: 181 kB / 0.76 GB, free: 10.37 MB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003859/0.935, allocations: 288.2 kB / 0.7603 GB, free: 10.05 MB / 0.5919 GB Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: vol.dynBal.medium.p = vol.dynBal.p_start (vol1.dynBal.p_start = vol.dynBal.p_start) Notification: Performance of analyzeInitialSystem (initialization): time 0.002456/0.9374, allocations: 0.8005 MB / 0.7611 GB, free: 9.234 MB / 0.5919 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.424e-06/0.9375, allocations: 0 / 0.7611 GB, free: 9.234 MB / 0.5919 GB Notification: Performance of matching and sorting (n=60) (initialization): time 0.001035/0.9385, allocations: 0.5898 MB / 0.7617 GB, free: 8.637 MB / 0.5919 GB Notification: Performance of prepare postOptimizeDAE: time 0.0003192/0.9388, allocations: 0.7049 MB / 0.7624 GB, free: 7.879 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.924e-06/0.9388, allocations: 0 / 0.7624 GB, free: 7.879 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0001756/0.939, allocations: 36.84 kB / 0.7624 GB, free: 7.84 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006491/0.9397, allocations: 115.8 kB / 0.7625 GB, free: 7.727 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002236/0.9419, allocations: 2.115 MB / 0.7646 GB, free: 5.453 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009722/0.9429, allocations: 61.91 kB / 0.7646 GB, free: 5.395 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.621e-05/0.943, allocations: 16 kB / 0.7646 GB, free: 5.379 MB / 0.5919 GB Notification: Performance of prepare postOptimizeDAE: time 2.249e-05/0.943, allocations: 6.188 kB / 0.7646 GB, free: 5.375 MB / 0.5919 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.000947/0.944, allocations: 0.5146 MB / 0.7652 GB, free: 4.855 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.497e-06/0.944, allocations: 0 / 0.7652 GB, free: 4.855 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0001341/0.9441, allocations: 45.05 kB / 0.7652 GB, free: 4.809 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004216/0.9446, allocations: 99.89 kB / 0.7653 GB, free: 4.711 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001364/0.9459, allocations: 1.518 MB / 0.7668 GB, free: 3.062 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000843/0.9468, allocations: 51.91 kB / 0.7668 GB, free: 3.012 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.118e-05/0.9468, allocations: 16 kB / 0.7668 GB, free: 2.996 MB / 0.5919 GB Warning: The initial conditions are over specified. The following 1 initial equations are redundant, so they are removed from the initialization sytem: vol.dynBal.medium.p = vol.dynBal.p_start. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 8 * 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 (57): * Single equations (assignments): 55 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * 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: 1 {(1,100.0%) 3} * Non-linear torn systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0005097/0.9474, allocations: 337.2 kB / 0.7672 GB, free: 2.656 MB / 0.5919 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001217/0.9475, allocations: 63.25 kB / 0.7672 GB, free: 2.594 MB / 0.5919 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001061/0.9486, allocations: 0.5778 MB / 0.7678 GB, free: 1.996 MB / 0.5919 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.336e-06/0.9486, allocations: 7.984 kB / 0.7678 GB, free: 1.988 MB / 0.5919 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.516e-06/0.9486, allocations: 4 kB / 0.7678 GB, free: 1.984 MB / 0.5919 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001067/0.9497, allocations: 0.7957 MB / 0.7686 GB, free: 1.102 MB / 0.5919 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0031/0.9528, allocations: 1.568 MB / 0.7701 GB, free: 15.45 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.132e-06/0.9528, allocations: 0 / 0.7701 GB, free: 15.45 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0007208/0.9535, allocations: 123.9 kB / 0.7702 GB, free: 15.33 MB / 0.6075 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001655/0.9537, allocations: 28.84 kB / 0.7702 GB, free: 15.3 MB / 0.6075 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.458e-05/0.9538, allocations: 15.98 kB / 0.7703 GB, free: 15.28 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001739/0.9555, allocations: 1.956 MB / 0.7722 GB, free: 13.17 MB / 0.6075 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.45e-06/0.9555, allocations: 8.016 kB / 0.7722 GB, free: 13.16 MB / 0.6075 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001563/0.9571, allocations: 0.9845 MB / 0.7731 GB, free: 12.12 MB / 0.6075 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0004192/0.9575, allocations: 204.2 kB / 0.7733 GB, free: 11.9 MB / 0.6075 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.449e-05/0.9576, allocations: 12 kB / 0.7733 GB, free: 11.89 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006088/0.9582, allocations: 36.62 kB / 0.7734 GB, free: 11.86 MB / 0.6075 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 8.373e-05/0.9583, allocations: 39.89 kB / 0.7734 GB, free: 11.82 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.831e-05/0.9584, allocations: 19.98 kB / 0.7734 GB, free: 11.8 MB / 0.6075 GB Notification: Performance of sorting global known variables: time 0.0005088/0.9589, allocations: 387.1 kB / 0.7738 GB, free: 11.43 MB / 0.6075 GB Notification: Performance of sort global known variables: time 3.1e-07/0.9589, allocations: 0 / 0.7738 GB, free: 11.43 MB / 0.6075 GB Notification: Performance of remove unused functions: time 0.001329/0.9602, allocations: 384 kB / 0.7742 GB, free: 11.05 MB / 0.6075 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 5 (vol.dynBal.U,vol.dynBal.mXi[1],vol1.dynBal.U,vol1.dynBal.m,vol1.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 (47): * 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): 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: 1 {(1,100.0%) 2} * Non-linear torn systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.002283/0.9625, allocations: 1.899 MB / 0.776 GB, free: 9.102 MB / 0.6075 GB Notification: Performance of simCode: created initialization part: time 0.002013/0.9646, allocations: 1.005 MB / 0.777 GB, free: 8.074 MB / 0.6075 GB Notification: Performance of simCode: created event and clocks part: time 7.745e-06/0.9646, allocations: 0 / 0.777 GB, free: 8.074 MB / 0.6075 GB Notification: Performance of simCode: created simulation system equations: time 0.0005989/0.9652, allocations: 382.8 kB / 0.7774 GB, free: 7.688 MB / 0.6075 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002332/0.9676, allocations: 473.7 kB / 0.7778 GB, free: 7.234 MB / 0.6075 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00831/0.9759, allocations: 5.414 MB / 0.7831 GB, free: 1.734 MB / 0.6075 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000766/0.9767, allocations: 1.017 MB / 0.7841 GB, free: 0.6914 MB / 0.6075 GB Notification: Performance of simCode: alias equations: time 0.001649/0.9784, allocations: 213.9 kB / 0.7843 GB, free: 492 kB / 0.6075 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006262/0.979, allocations: 271.3 kB / 0.7846 GB, free: 220 kB / 0.6075 GB Notification: Performance of SimCode: time 4.799e-06/0.979, allocations: 0 / 0.7846 GB, free: 220 kB / 0.6075 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1373/1.116, allocations: 21.53 MB / 0.8056 GB, free: 11.1 MB / 0.6387 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002356/1.117, allocations: 242.7 kB / 0.8058 GB, free: 10.77 MB / 0.6387 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.336/4.453, allocations: 0 / 0.8058 GB, free: 10.77 MB / 0.6387 GB (rm -f IDEAS_IDEAS.Fluid.MixingVolumes.Validation.CoupledVolumesAir.pipe ; mkfifo IDEAS_IDEAS.Fluid.MixingVolumes.Validation.CoupledVolumesAir.pipe ; head -c 1048576 < IDEAS_IDEAS.Fluid.MixingVolumes.Validation.CoupledVolumesAir.pipe >> ../files/IDEAS_IDEAS.Fluid.MixingVolumes.Validation.CoupledVolumesAir.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_IDEAS_IDEAS_Fluid_MixingVolumes_Validation_CoupledVolumesAir_fmu --startTime=0 --stopTime=3600 --timeout=50 --tolerance=1e-06 IDEAS_IDEAS_Fluid_MixingVolumes_Validation_CoupledVolumesAir.fmu > IDEAS_IDEAS.Fluid.MixingVolumes.Validation.CoupledVolumesAir.pipe 2>&1) Environment - environmentSimulation: