Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer.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.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Conversion_Examples_Transformer",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Conversion_Examples_Transformer",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 0.0009713/0.0009713, allocations: 91.61 kB / 15.06 MB, free: 1.098 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001103/0.001103, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.826/1.826, allocations: 205.4 MB / 222.1 MB, free: 5.895 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 1.816/1.816, allocations: 292.7 MB / 0.5499 GB, free: 14.54 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 0.0005731/0.0005733, allocations: 13.09 kB / 0.6738 GB, free: 26.36 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3077/0.3083, allocations: 116.3 MB / 0.7874 GB, free: 11.84 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer): time 0.01801/0.3264, allocations: 15.51 MB / 0.8026 GB, free: 12.28 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.01032/0.3368, allocations: 5.802 MB / 0.8082 GB, free: 6.461 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002/0.3388, allocations: 35.94 kB / 0.8083 GB, free: 6.426 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.0009687/0.3398, allocations: 301.8 kB / 0.8085 GB, free: 6.129 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.002415/0.3423, allocations: 0.8093 MB / 0.8093 GB, free: 5.316 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.002178/0.3445, allocations: 0.6042 MB / 0.8099 GB, free: 4.711 MB / 0.6231 GB Notification: Performance of NFFlatten.flatten: time 0.005962/0.3504, allocations: 4.903 MB / 0.8147 GB, free: 15.8 MB / 0.6387 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009616/0.3601, allocations: 5.922 MB / 0.8205 GB, free: 9.816 MB / 0.6387 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002903/0.363, allocations: 1.316 MB / 0.8218 GB, free: 8.496 MB / 0.6387 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0037/0.3667, allocations: 1.889 MB / 0.8236 GB, free: 6.602 MB / 0.6387 GB Notification: Performance of NFPackage.collectConstants: time 0.0005239/0.3673, allocations: 192 kB / 0.8238 GB, free: 6.414 MB / 0.6387 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001719/0.369, allocations: 0.597 MB / 0.8244 GB, free: 5.816 MB / 0.6387 GB Notification: Performance of NFScalarize.scalarize: time 0.001617/0.3707, allocations: 1.434 MB / 0.8258 GB, free: 4.379 MB / 0.6387 GB Notification: Performance of NFVerifyModel.verify: time 0.0008124/0.3715, allocations: 0.5512 MB / 0.8263 GB, free: 3.82 MB / 0.6387 GB Notification: Performance of NFConvertDAE.convert: time 0.005816/0.3773, allocations: 5.369 MB / 0.8316 GB, free: 14.44 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 9.688e-06/0.3774, allocations: 0 / 0.8316 GB, free: 14.44 MB / 0.6544 GB Notification: Performance of FrontEnd: time 4.278e-06/0.3774, allocations: 4 kB / 0.8316 GB, free: 14.43 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0001728/0.3775, allocations: 0 / 0.8316 GB, free: 14.43 MB / 0.6544 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 789 * Number of variables: 789 Notification: Performance of Generate backend data structure: time 0.007992/0.3855, allocations: 2.436 MB / 0.834 GB, free: 11.94 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 7.044e-05/0.3856, allocations: 8.031 kB / 0.834 GB, free: 11.93 MB / 0.6544 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.00176/0.3874, allocations: 450.1 kB / 0.8344 GB, free: 11.48 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0101/0.3975, allocations: 2.013 MB / 0.8364 GB, free: 9.457 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003888/0.4014, allocations: 1.592 MB / 0.8379 GB, free: 7.82 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000186/0.4017, allocations: 213.9 kB / 0.8381 GB, free: 7.609 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006787/0.4023, allocations: 295.9 kB / 0.8384 GB, free: 7.32 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01222/0.4146, allocations: 5.742 MB / 0.844 GB, free: 1.484 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.197e-05/0.4147, allocations: 3.938 kB / 0.844 GB, free: 1.48 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000352/0.415, allocations: 119.9 kB / 0.8441 GB, free: 1.363 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003177/0.4154, allocations: 208.9 kB / 0.8443 GB, free: 1.156 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01361/0.429, allocations: 5.791 MB / 0.85 GB, free: 11.35 MB / 0.67 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 0.03007/0.4591, allocations: 22.87 MB / 0.8723 GB, free: 2.422 MB / 0.6856 GB Notification: Performance of preOpt comSubExp (simulation): time 0.004993/0.4641, allocations: 2.514 MB / 0.8748 GB, free: 15.79 MB / 0.7012 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.003751/0.4679, allocations: 1.64 MB / 0.8764 GB, free: 14.13 MB / 0.7012 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001978/0.4681, allocations: 118.1 kB / 0.8765 GB, free: 14 MB / 0.7012 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.029e-05/0.4682, allocations: 51.5 kB / 0.8765 GB, free: 13.94 MB / 0.7012 GB Notification: Performance of pre-optimization done (n=116): time 2.925e-06/0.4682, allocations: 0 / 0.8765 GB, free: 13.94 MB / 0.7012 GB Notification: Performance of matching and sorting (n=146): time 0.03341/0.5016, allocations: 11.58 MB / 0.8878 GB, free: 2.301 MB / 0.7012 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001626/0.5018, allocations: 222.9 kB / 0.8881 GB, free: 2.031 MB / 0.7012 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00176/0.5036, allocations: 1.043 MB / 0.8891 GB, free: 0.9727 MB / 0.7012 GB Notification: Performance of collectPreVariables (initialization): time 0.0002059/0.5038, allocations: 53.7 kB / 0.8891 GB, free: 0.9141 MB / 0.7012 GB Notification: Performance of collectInitialEqns (initialization): time 0.000988/0.5048, allocations: 1.239 MB / 0.8903 GB, free: 15.66 MB / 0.7169 GB Notification: Performance of collectInitialBindings (initialization): time 0.000634/0.5055, allocations: 0.5007 MB / 0.8908 GB, free: 15.15 MB / 0.7169 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001529/0.5056, allocations: 40 kB / 0.8909 GB, free: 15.11 MB / 0.7169 GB Notification: Performance of setup shared object (initialization): time 0.0003047/0.5059, allocations: 431 kB / 0.8913 GB, free: 14.68 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004058/0.51, allocations: 1.76 MB / 0.893 GB, free: 12.91 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004495/0.5145, allocations: 2.459 MB / 0.8954 GB, free: 10.14 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.004257/0.5188, allocations: 2.075 MB / 0.8974 GB, free: 8.066 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.35e-05/0.5188, allocations: 8 kB / 0.8974 GB, free: 8.059 MB / 0.7169 GB Notification: Performance of matching and sorting (n=274) (initialization): time 0.01123/0.5301, allocations: 5.06 MB / 0.9024 GB, free: 2.969 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 0.0007866/0.5309, allocations: 0.7213 MB / 0.9031 GB, free: 1.941 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.916e-05/0.531, allocations: 24 kB / 0.9031 GB, free: 1.918 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002772/0.5338, allocations: 0.8909 MB / 0.904 GB, free: 1.008 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003175/0.537, allocations: 0.7487 MB / 0.9047 GB, free: 264 kB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01562/0.5526, allocations: 12.82 MB / 0.9172 GB, free: 2.637 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003475/0.5561, allocations: 471 kB / 0.9177 GB, free: 2.176 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002779/0.5564, allocations: 112 kB / 0.9178 GB, free: 2.066 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 1.185e-05/0.5565, allocations: 4 kB / 0.9178 GB, free: 2.062 MB / 0.7325 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.6075/1.164, allocations: 4.895 MB / 0.9226 GB, free: 121.6 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001085/1.164, allocations: 24.94 kB / 0.9226 GB, free: 121.6 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002171/1.166, allocations: 0.7587 MB / 0.9233 GB, free: 121.6 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003335/1.17, allocations: 0.7531 MB / 0.9241 GB, free: 121.6 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01202/1.182, allocations: 12.65 MB / 0.9364 GB, free: 113.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003467/1.185, allocations: 447.8 kB / 0.9368 GB, free: 113.1 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003993/1.186, allocations: 111.1 kB / 0.9369 GB, free: 113.1 MB / 0.7325 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 99 * 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 (232): * Single equations (assignments): 226 * 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: 6 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 6 {(2,100.0%) 6,(2,100.0%) 6,(2,100.0%) 6,(2,100.0%) 6,(2,100.0%) 6,(2,100.0%) 6} * Non-linear torn systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.003333/1.189, allocations: 1.292 MB / 0.9382 GB, free: 112.5 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000616/1.19, allocations: 119 kB / 0.9383 GB, free: 112.5 MB / 0.7325 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01255/1.202, allocations: 4.381 MB / 0.9426 GB, free: 111.1 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.403e-05/1.202, allocations: 15.25 kB / 0.9426 GB, free: 111.1 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.352e-05/1.202, allocations: 11.41 kB / 0.9426 GB, free: 111.1 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.86e-05/1.202, allocations: 10.11 kB / 0.9426 GB, free: 111.1 MB / 0.7325 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01883/1.221, allocations: 8.236 MB / 0.9507 GB, free: 107.7 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.199e-05/1.221, allocations: 10.34 kB / 0.9507 GB, free: 107.7 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002335/1.223, allocations: 0.5201 MB / 0.9512 GB, free: 107.6 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.002281/1.226, allocations: 0.7087 MB / 0.9519 GB, free: 107.4 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00022/1.226, allocations: 50.25 kB / 0.9519 GB, free: 107.4 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0133/1.239, allocations: 12.28 MB / 0.9639 GB, free: 97.66 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.068e-05/1.239, allocations: 8.328 kB / 0.9639 GB, free: 97.66 MB / 0.7325 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.009974/1.249, allocations: 4.213 MB / 0.968 GB, free: 95.29 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0009394/1.25, allocations: 498.9 kB / 0.9685 GB, free: 94.93 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002053/1.251, allocations: 27.91 kB / 0.9685 GB, free: 94.92 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001985/1.253, allocations: 396.5 kB / 0.9689 GB, free: 94.73 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003149/1.253, allocations: 132.1 kB / 0.9691 GB, free: 94.66 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001222/1.253, allocations: 63.47 kB / 0.9691 GB, free: 94.63 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001077/1.254, allocations: 0.7374 MB / 0.9698 GB, free: 94.21 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.3e-07/1.254, allocations: 3.719 kB / 0.9698 GB, free: 94.21 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.004283/1.258, allocations: 1.117 MB / 0.9709 GB, free: 94.11 MB / 0.7325 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 28 * 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 simulation (101): * Single equations (assignments): 95 * 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: 6 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 6 {(2,100.0%) 6,(2,100.0%) 6,(2,100.0%) 6,(2,100.0%) 6,(2,100.0%) 6,(2,100.0%) 6} * Non-linear torn systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.008584/1.267, allocations: 4.807 MB / 0.9756 GB, free: 91 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.01537/1.282, allocations: 8.01 MB / 0.9834 GB, free: 85.89 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.698e-05/1.282, allocations: 0 / 0.9834 GB, free: 85.89 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.005299/1.288, allocations: 2.719 MB / 0.9861 GB, free: 83.1 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001562/1.289, allocations: 188.7 kB / 0.9863 GB, free: 82.93 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03672/1.326, allocations: 17.61 MB / 1.003 GB, free: 64.66 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002047/1.328, allocations: 2.285 MB / 1.006 GB, free: 62.34 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.003586/1.332, allocations: 1.234 MB / 1.007 GB, free: 61.11 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001088/1.333, allocations: 0.8507 MB / 1.008 GB, free: 60.25 MB / 0.7325 GB Notification: Performance of SimCode: time 9.52e-07/1.333, allocations: 0 / 1.008 GB, free: 60.25 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.06577/1.399, allocations: 47.46 MB / 1.054 GB, free: 13.12 MB / 0.7325 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001734/1.399, allocations: 237.7 kB / 1.054 GB, free: 12.88 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.809/4.208, allocations: 4.062 kB / 1.054 GB, free: 12.88 MB / 0.7325 GB (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Conversion_Examples_Transformer_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Conversion_Examples_Transformer.fmu > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer.pipe 2>&1) Environment - environmentSimulation: