Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesBalanced.Storage.Examples.AcBattery.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 7.0.3-maint.7.0.x/package.mo", uses=false) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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: translateModel(Buildings.Electrical.AC.ThreePhasesBalanced.Storage.Examples.AcBattery,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesBalanced.Storage.Examples.AcBattery") translateModel(Buildings.Electrical.AC.ThreePhasesBalanced.Storage.Examples.AcBattery,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesBalanced.Storage.Examples.AcBattery") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001178/0.001178, allocations: 99.86 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 0.0009538/0.0009538, 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 1.69/1.69, 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/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.653/1.653, allocations: 251.9 MB / 0.51 GB, free: 4.914 MB / 414.1 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 0.0005957/0.0005961, allocations: 12 kB / 0.6241 GB, free: 1.191 MB / 0.5137 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7469/0.7475, allocations: 106.3 MB / 0.728 GB, free: 11.47 MB / 0.545 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesBalanced.Storage.Examples.AcBattery): time 0.007923/0.7555, allocations: 5.246 MB / 0.7331 GB, free: 6.207 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.003826/0.7594, allocations: 2.071 MB / 0.7351 GB, free: 4.125 MB / 0.545 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.000268/0.7597, allocations: 11.94 kB / 0.7351 GB, free: 4.113 MB / 0.545 GB Notification: Performance of NFTyping.typeComponents: time 0.0002568/0.76, allocations: 59.53 kB / 0.7352 GB, free: 4.055 MB / 0.545 GB Notification: Performance of NFTyping.typeBindings: time 0.000705/0.7607, allocations: 243.2 kB / 0.7354 GB, free: 3.816 MB / 0.545 GB Notification: Performance of NFTyping.typeClassSections: time 0.0008076/0.7615, allocations: 306.2 kB / 0.7357 GB, free: 3.52 MB / 0.545 GB Notification: Performance of NFFlatten.flatten: time 0.0006288/0.7621, allocations: 471 kB / 0.7362 GB, free: 3.059 MB / 0.545 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001196/0.7633, allocations: 0.7144 MB / 0.7369 GB, free: 2.301 MB / 0.545 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0002965/0.7637, allocations: 215.2 kB / 0.7371 GB, free: 2.09 MB / 0.545 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00038/0.764, allocations: 235 kB / 0.7373 GB, free: 1.859 MB / 0.545 GB Notification: Performance of NFPackage.collectConstants: time 5.54e-05/0.7641, allocations: 27.94 kB / 0.7373 GB, free: 1.832 MB / 0.545 GB Notification: Performance of NFFlatten.collectFunctions: time 0.000356/0.7645, allocations: 175.8 kB / 0.7375 GB, free: 1.66 MB / 0.545 GB Notification: Performance of NFScalarize.scalarize: time 0.0001627/0.7646, allocations: 139.5 kB / 0.7376 GB, free: 1.523 MB / 0.545 GB Notification: Performance of NFVerifyModel.verify: time 0.0001237/0.7648, allocations: 129.4 kB / 0.7377 GB, free: 1.391 MB / 0.545 GB Notification: Performance of NFConvertDAE.convert: time 0.0007172/0.7655, allocations: 0.7382 MB / 0.7385 GB, free: 0.6523 MB / 0.545 GB Notification: Performance of FrontEnd - DAE generated: time 2.896e-06/0.7655, allocations: 0 / 0.7385 GB, free: 0.6523 MB / 0.545 GB Notification: Performance of FrontEnd: time 1.823e-06/0.7655, allocations: 0 / 0.7385 GB, free: 0.6523 MB / 0.545 GB Notification: Performance of Transformations before backend: time 8.797e-06/0.7655, allocations: 0 / 0.7385 GB, free: 0.6523 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: 127 * Number of variables: 127 Notification: Performance of Generate backend data structure: time 0.001539/0.7671, allocations: 0.8247 MB / 0.7393 GB, free: 15.77 MB / 0.5606 GB Notification: Performance of prepare preOptimizeDAE: time 3.974e-05/0.7671, allocations: 12.03 kB / 0.7393 GB, free: 15.76 MB / 0.5606 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.000657/0.7678, allocations: 150.9 kB / 0.7394 GB, free: 15.61 MB / 0.5606 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0006102/0.7684, allocations: 417.9 kB / 0.7398 GB, free: 15.16 MB / 0.5606 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.902e-05/0.7685, allocations: 41 kB / 0.7399 GB, free: 15.12 MB / 0.5606 GB Notification: Performance of preOpt expandDerOperator (simulation): time 8.724e-05/0.7686, allocations: 44 kB / 0.7399 GB, free: 15.08 MB / 0.5606 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001123/0.7697, allocations: 0.6887 MB / 0.7406 GB, free: 14.36 MB / 0.5606 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.846e-05/0.7697, allocations: 4 kB / 0.7406 GB, free: 14.35 MB / 0.5606 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.856e-05/0.7698, allocations: 20 kB / 0.7406 GB, free: 14.33 MB / 0.5606 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.008e-05/0.7699, allocations: 48.97 kB / 0.7406 GB, free: 14.29 MB / 0.5606 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001008/0.7709, allocations: 0.5815 MB / 0.7412 GB, free: 13.7 MB / 0.5606 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.003389/0.7743, allocations: 2.901 MB / 0.744 GB, free: 10.55 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001051/0.7754, allocations: 0.565 MB / 0.7446 GB, free: 9.973 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0006576/0.776, allocations: 0.5623 MB / 0.7451 GB, free: 9.281 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0007765/0.7768, allocations: 400.2 kB / 0.7455 GB, free: 8.871 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=46): time 4.899e-06/0.7768, allocations: 112 / 0.7455 GB, free: 8.871 MB / 0.5606 GB Notification: Performance of matching and sorting (n=46): time 0.001653/0.7785, allocations: 0.7585 MB / 0.7463 GB, free: 8.105 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.714e-05/0.7786, allocations: 85.05 kB / 0.7463 GB, free: 8.004 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004497/0.779, allocations: 349.5 kB / 0.7467 GB, free: 7.656 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 7.755e-05/0.7791, allocations: 41.7 kB / 0.7467 GB, free: 7.609 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002652/0.7794, allocations: 276.5 kB / 0.747 GB, free: 7.332 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001438/0.7796, allocations: 149.9 kB / 0.7471 GB, free: 7.184 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 4.079e-05/0.7796, allocations: 12.12 kB / 0.7471 GB, free: 7.172 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 0.0002192/0.7798, allocations: 358.8 kB / 0.7475 GB, free: 6.812 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004737/0.7803, allocations: 237 kB / 0.7477 GB, free: 6.582 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005761/0.7809, allocations: 362.6 kB / 0.7481 GB, free: 6.188 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0005108/0.7814, allocations: 278 kB / 0.7483 GB, free: 5.91 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.927e-06/0.7814, allocations: 0 / 0.7483 GB, free: 5.91 MB / 0.5606 GB Notification: Performance of matching and sorting (n=67) (initialization): time 0.001207/0.7827, allocations: 0.6877 MB / 0.749 GB, free: 5.211 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 0.0005329/0.7832, allocations: 1.084 MB / 0.75 GB, free: 4.039 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.728e-06/0.7832, allocations: 4 kB / 0.7501 GB, free: 4.035 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.475e-05/0.7832, allocations: 4 kB / 0.7501 GB, free: 4.031 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004943/0.7837, allocations: 111.8 kB / 0.7502 GB, free: 3.922 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.167e-05/0.7838, allocations: 4 kB / 0.7502 GB, free: 3.918 MB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004572/0.7842, allocations: 79.48 kB / 0.7502 GB, free: 3.84 MB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.435e-05/0.7843, allocations: 20 kB / 0.7503 GB, free: 3.82 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 9.477e-06/0.7843, allocations: 6.344 kB / 0.7503 GB, free: 3.816 MB / 0.5606 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.001022/0.7853, allocations: 0.5758 MB / 0.7508 GB, free: 3.234 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.336e-06/0.7853, allocations: 4.031 kB / 0.7508 GB, free: 3.23 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.578e-05/0.7854, allocations: 8 kB / 0.7508 GB, free: 3.223 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003826/0.7858, allocations: 99.81 kB / 0.7509 GB, free: 3.125 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.326e-06/0.7858, allocations: 11.94 kB / 0.7509 GB, free: 3.113 MB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003575/0.7861, allocations: 67.48 kB / 0.751 GB, free: 3.047 MB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.662e-05/0.7862, allocations: 23.98 kB / 0.751 GB, free: 3.023 MB / 0.5606 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 12 * Number of states: 0 () * Number of discrete variables: 20 ($whenCondition2,$PRE.bat_ideal.cha.underCharged,bat_ideal.cha.underCharged,$PRE.bat_ideal.cha.overCharged,bat_ideal.cha.overCharged,$whenCondition3,$PRE.bat_loss_acdc.cha.underCharged,bat_loss_acdc.cha.underCharged,$PRE.bat_loss_acdc.cha.overCharged,bat_loss_acdc.cha.overCharged,$whenCondition4,$PRE.bat.cha.underCharged,bat.cha.underCharged,$PRE.bat.cha.overCharged,bat.cha.overCharged,$whenCondition1,$PRE.pow.T_start,pow.T_start,$PRE.pow.count,pow.count) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (66): * Single equations (assignments): 65 * Array equations: 0 * Algorithm blocks: 1 * 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 0.0003791/0.7866, allocations: 295.3 kB / 0.7513 GB, free: 2.727 MB / 0.5606 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 7.678e-05/0.7867, allocations: 51.42 kB / 0.7514 GB, free: 2.676 MB / 0.5606 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001081/0.7877, allocations: 0.588 MB / 0.7519 GB, free: 2.082 MB / 0.5606 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.561e-05/0.7878, allocations: 8 kB / 0.7519 GB, free: 2.074 MB / 0.5606 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.687e-06/0.7878, allocations: 4 kB / 0.7519 GB, free: 2.07 MB / 0.5606 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.913e-06/0.7878, allocations: 0 / 0.7519 GB, free: 2.07 MB / 0.5606 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0007164/0.7885, allocations: 0.6181 MB / 0.7526 GB, free: 1.402 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.937e-06/0.7885, allocations: 0 / 0.7526 GB, free: 1.402 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0005177/0.789, allocations: 107.7 kB / 0.7527 GB, free: 1.297 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.986e-06/0.7891, allocations: 0 / 0.7527 GB, free: 1.297 MB / 0.5606 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.421e-05/0.7891, allocations: 12 kB / 0.7527 GB, free: 1.285 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.928e-06/0.7891, allocations: 4 kB / 0.7527 GB, free: 1.281 MB / 0.5606 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.814e-06/0.7891, allocations: 4 kB / 0.7527 GB, free: 1.277 MB / 0.5606 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001436/0.7906, allocations: 0.9073 MB / 0.7536 GB, free: 356 kB / 0.5606 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002271/0.7908, allocations: 172.5 kB / 0.7537 GB, free: 164 kB / 0.5606 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 6.915e-05/0.7909, allocations: 15.94 kB / 0.7537 GB, free: 148 kB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002996/0.7912, allocations: 39.95 kB / 0.7538 GB, free: 108 kB / 0.5606 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001339/0.7913, allocations: 47.92 kB / 0.7538 GB, free: 60 kB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.26e-05/0.7914, allocations: 19.98 kB / 0.7538 GB, free: 40 kB / 0.5606 GB Notification: Performance of sorting global known variables: time 0.0002626/0.7916, allocations: 247.2 kB / 0.7541 GB, free: 15.8 MB / 0.5762 GB Notification: Performance of sort global known variables: time 2.91e-07/0.7916, allocations: 0 / 0.7541 GB, free: 15.8 MB / 0.5762 GB Notification: Performance of remove unused functions: time 0.0007586/0.7924, allocations: 263.1 kB / 0.7543 GB, free: 15.54 MB / 0.5762 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 2 * Number of states: 3 (bat_ideal.cha.SOC,bat_loss_acdc.cha.SOC,bat.cha.SOC) * Number of discrete variables: 12 ($whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,bat_ideal.cha.underCharged,bat_ideal.cha.overCharged,pow.T_start,pow.count,bat_loss_acdc.cha.underCharged,bat_loss_acdc.cha.overCharged,bat.cha.underCharged,bat.cha.overCharged) * Number of discrete states: 7 (pow.count,bat_ideal.cha.underCharged,bat_ideal.cha.overCharged,bat_loss_acdc.cha.underCharged,bat_loss_acdc.cha.overCharged,bat.cha.underCharged,bat.cha.overCharged) * 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: 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 0.0002481/0.7927, allocations: 128.1 kB / 0.7545 GB, free: 15.41 MB / 0.5762 GB Notification: Performance of simCode: created initialization part: time 0.001582/0.7943, allocations: 0.9754 MB / 0.7554 GB, free: 14.4 MB / 0.5762 GB Notification: Performance of simCode: created event and clocks part: time 4.679e-06/0.7943, allocations: 0 / 0.7554 GB, free: 14.4 MB / 0.5762 GB Notification: Performance of simCode: created simulation system equations: time 0.0004611/0.7947, allocations: 284.3 kB / 0.7557 GB, free: 14.12 MB / 0.5762 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0007508/0.7955, allocations: 160.4 kB / 0.7558 GB, free: 13.97 MB / 0.5762 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002039/0.7976, allocations: 1.252 MB / 0.7571 GB, free: 12.7 MB / 0.5762 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005084/0.7981, allocations: 0.9028 MB / 0.7579 GB, free: 11.77 MB / 0.5762 GB Notification: Performance of simCode: alias equations: time 0.0004739/0.7986, allocations: 140.2 kB / 0.7581 GB, free: 11.62 MB / 0.5762 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001398/0.7987, allocations: 43.44 kB / 0.7581 GB, free: 11.58 MB / 0.5762 GB Notification: Performance of SimCode: time 2.164e-06/0.7987, allocations: 0 / 0.7581 GB, free: 11.58 MB / 0.5762 GB Notification: Performance of Templates: time 0.01313/0.8118, allocations: 7.549 MB / 0.7655 GB, free: 4.133 MB / 0.5762 GB make -j1 -f Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesBalanced.Storage.Examples.AcBattery.makefile Environment - environmentSimulation: (rm -f Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesBalanced.Storage.Examples.AcBattery.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesBalanced.Storage.Examples.AcBattery.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesBalanced.Storage.Examples.AcBattery.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesBalanced.Storage.Examples.AcBattery.sim & ./Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesBalanced.Storage.Examples.AcBattery -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesBalanced.Storage.Examples.AcBattery.pipe 2>&1) Environment - environmentSimulation: