Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY.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.TransformerStepDownDY,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Conversion_Examples_TransformerStepDownDY",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Conversion_Examples_TransformerStepDownDY",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 0.001188/0.001188, allocations: 87.42 kB / 15.07 MB, free: 1.082 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001626/0.001626, allocations: 168.7 kB / 15.95 MB, free: 200 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.846/1.846, 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 8.1.4-maint.8.1.x/package.mo): time 1.741/1.741, allocations: 292.7 MB / 0.5499 GB, free: 14.57 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 0.0005517/0.0005517, allocations: 19.69 kB / 0.6738 GB, free: 26.09 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3074/0.308, allocations: 116.3 MB / 0.7874 GB, free: 11.86 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY): time 0.0191/0.3271, allocations: 15.39 MB / 0.8024 GB, free: 12.41 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.01069/0.3378, allocations: 5.724 MB / 0.808 GB, free: 6.672 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001603/0.3395, allocations: 43.88 kB / 0.8081 GB, free: 6.629 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.0009713/0.3405, allocations: 309.8 kB / 0.8084 GB, free: 6.324 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.002568/0.3431, allocations: 0.8093 MB / 0.8092 GB, free: 5.512 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.002066/0.3451, allocations: 0.5965 MB / 0.8097 GB, free: 4.914 MB / 0.6231 GB Notification: Performance of NFFlatten.flatten: time 0.006759/0.3519, allocations: 4.996 MB / 0.8146 GB, free: 15.91 MB / 0.6387 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01092/0.3629, allocations: 6.288 MB / 0.8208 GB, free: 9.562 MB / 0.6387 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003/0.3659, allocations: 1.331 MB / 0.8221 GB, free: 8.227 MB / 0.6387 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003351/0.3693, allocations: 1.928 MB / 0.824 GB, free: 6.293 MB / 0.6387 GB Notification: Performance of NFPackage.collectConstants: time 0.000449/0.3697, allocations: 196 kB / 0.8241 GB, free: 6.102 MB / 0.6387 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001873/0.3716, allocations: 0.6048 MB / 0.8247 GB, free: 5.496 MB / 0.6387 GB Notification: Performance of NFScalarize.scalarize: time 0.001788/0.3734, allocations: 1.462 MB / 0.8262 GB, free: 4.031 MB / 0.6387 GB Notification: Performance of NFVerifyModel.verify: time 0.0007921/0.3742, allocations: 0.5667 MB / 0.8267 GB, free: 3.457 MB / 0.6387 GB Notification: Performance of NFConvertDAE.convert: time 0.006203/0.3804, allocations: 5.587 MB / 0.8322 GB, free: 13.86 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 9.788e-06/0.3805, allocations: 0 / 0.8322 GB, free: 13.86 MB / 0.6544 GB Notification: Performance of FrontEnd: time 1.894e-06/0.3805, allocations: 0 / 0.8322 GB, free: 13.86 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0001429/0.3806, allocations: 0 / 0.8322 GB, free: 13.86 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: 809 * Number of variables: 809 Notification: Performance of Generate backend data structure: time 0.005463/0.3861, allocations: 2.491 MB / 0.8346 GB, free: 11.3 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 5.466e-05/0.3862, allocations: 8.031 kB / 0.8346 GB, free: 11.3 MB / 0.6544 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006959/0.3869, allocations: 470.6 kB / 0.8351 GB, free: 10.82 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.009451/0.3963, allocations: 2.017 MB / 0.837 GB, free: 8.801 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004563/0.4009, allocations: 1.642 MB / 0.8386 GB, free: 7.117 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002352/0.4012, allocations: 222.1 kB / 0.8388 GB, free: 6.898 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001054/0.4022, allocations: 292 kB / 0.8391 GB, free: 6.613 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01405/0.4163, allocations: 5.904 MB / 0.8449 GB, free: 0.6133 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.51e-05/0.4164, allocations: 11.92 kB / 0.8449 GB, free: 0.6016 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003556/0.4168, allocations: 120 kB / 0.845 GB, free: 496 kB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003174/0.4171, allocations: 205 kB / 0.8452 GB, free: 288 kB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01372/0.4308, allocations: 5.955 MB / 0.851 GB, free: 10.31 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 0.03481/0.4656, allocations: 23.02 MB / 0.8735 GB, free: 1.281 MB / 0.6856 GB Notification: Performance of preOpt comSubExp (simulation): time 0.005326/0.471, allocations: 2.499 MB / 0.8759 GB, free: 14.66 MB / 0.7012 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.004111/0.4752, allocations: 1.815 MB / 0.8777 GB, free: 12.83 MB / 0.7012 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002099/0.4754, allocations: 126 kB / 0.8778 GB, free: 12.69 MB / 0.7012 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.22e-05/0.4755, allocations: 51.55 kB / 0.8779 GB, free: 12.62 MB / 0.7012 GB Notification: Performance of pre-optimization done (n=123): time 3.988e-06/0.4755, allocations: 0 / 0.8779 GB, free: 12.62 MB / 0.7012 GB Notification: Performance of matching and sorting (n=153): time 0.03517/0.5106, allocations: 11.75 MB / 0.8894 GB, free: 0.8203 MB / 0.7012 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002351/0.5109, allocations: 234.9 kB / 0.8896 GB, free: 0.5391 MB / 0.7012 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002277/0.5132, allocations: 1.067 MB / 0.8906 GB, free: 15.46 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.000421/0.5137, allocations: 49.7 kB / 0.8907 GB, free: 15.4 MB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.001191/0.5149, allocations: 1.254 MB / 0.8919 GB, free: 14.13 MB / 0.7169 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007649/0.5156, allocations: 0.5277 MB / 0.8924 GB, free: 13.59 MB / 0.7169 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001629/0.5158, allocations: 44 kB / 0.8925 GB, free: 13.55 MB / 0.7169 GB Notification: Performance of setup shared object (initialization): time 0.0002962/0.5161, allocations: 427.2 kB / 0.8929 GB, free: 13.12 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004367/0.5205, allocations: 1.815 MB / 0.8946 GB, free: 11.3 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0046/0.5251, allocations: 2.494 MB / 0.8971 GB, free: 8.508 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.004486/0.5296, allocations: 2.145 MB / 0.8992 GB, free: 6.367 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.482e-05/0.5297, allocations: 8 kB / 0.8992 GB, free: 6.359 MB / 0.7169 GB Notification: Performance of matching and sorting (n=282) (initialization): time 0.0121/0.5418, allocations: 5.173 MB / 0.9042 GB, free: 1.152 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 0.000837/0.5427, allocations: 0.718 MB / 0.9049 GB, free: 136 kB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.555e-05/0.5427, allocations: 20 kB / 0.9049 GB, free: 116 kB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002827/0.5456, allocations: 0.8792 MB / 0.9058 GB, free: 15.21 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003393/0.549, allocations: 0.7721 MB / 0.9066 GB, free: 14.44 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01525/0.5643, allocations: 12.79 MB / 0.919 GB, free: 0.8516 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003351/0.5677, allocations: 463 kB / 0.9195 GB, free: 408 kB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005871/0.5683, allocations: 116 kB / 0.9196 GB, free: 292 kB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 1.241e-05/0.5683, allocations: 4 kB / 0.9196 GB, free: 288 kB / 0.7325 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.6001/1.168, allocations: 5.013 MB / 0.9245 GB, free: 122 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001562/1.169, allocations: 21.78 kB / 0.9245 GB, free: 122 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002235/1.171, allocations: 0.763 MB / 0.9253 GB, free: 122 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003204/1.174, allocations: 0.7698 MB / 0.926 GB, free: 122 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01226/1.186, allocations: 12.59 MB / 0.9383 GB, free: 112.8 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003289/1.19, allocations: 447.8 kB / 0.9387 GB, free: 112.8 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003366/1.19, allocations: 111.5 kB / 0.9388 GB, free: 112.8 MB / 0.7325 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 97 * 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 (240): * Single equations (assignments): 234 * 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 0.002682/1.193, allocations: 1.33 MB / 0.9401 GB, free: 112.2 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004436/1.193, allocations: 125.6 kB / 0.9403 GB, free: 112.2 MB / 0.7325 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01272/1.206, allocations: 4.595 MB / 0.9447 GB, free: 110.7 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.962e-05/1.206, allocations: 15.66 kB / 0.9448 GB, free: 110.7 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.78e-05/1.206, allocations: 8.25 kB / 0.9448 GB, free: 110.7 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.648e-05/1.206, allocations: 9.312 kB / 0.9448 GB, free: 110.7 MB / 0.7325 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01675/1.223, allocations: 8.3 MB / 0.9529 GB, free: 107.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.697e-05/1.223, allocations: 8.219 kB / 0.9529 GB, free: 107.2 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00223/1.225, allocations: 0.534 MB / 0.9534 GB, free: 107.2 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.002105/1.227, allocations: 0.7088 MB / 0.9541 GB, free: 107 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000197/1.227, allocations: 56.91 kB / 0.9542 GB, free: 107 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01207/1.24, allocations: 12.26 MB / 0.9661 GB, free: 96.94 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.869e-05/1.24, allocations: 11.81 kB / 0.9661 GB, free: 96.93 MB / 0.7325 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01127/1.251, allocations: 4.281 MB / 0.9703 GB, free: 94.37 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001263/1.252, allocations: 0.4965 MB / 0.9708 GB, free: 94 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002329/1.252, allocations: 35.73 kB / 0.9708 GB, free: 93.98 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002166/1.255, allocations: 396 kB / 0.9712 GB, free: 93.79 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003594/1.255, allocations: 131.8 kB / 0.9713 GB, free: 93.72 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001329/1.255, allocations: 63.33 kB / 0.9714 GB, free: 93.7 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001192/1.256, allocations: 0.7699 MB / 0.9722 GB, free: 93.26 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.21e-07/1.256, allocations: 0 / 0.9722 GB, free: 93.26 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.004619/1.261, allocations: 1.156 MB / 0.9733 GB, free: 93.16 MB / 0.7325 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 32 * 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 (107): * Single equations (assignments): 101 * 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 0.008719/1.27, allocations: 4.875 MB / 0.978 GB, free: 89.98 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.01574/1.285, allocations: 8.17 MB / 0.986 GB, free: 83.15 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.309e-05/1.286, allocations: 0 / 0.986 GB, free: 83.15 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.005285/1.291, allocations: 2.74 MB / 0.9887 GB, free: 80.33 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001872/1.293, allocations: 186.7 kB / 0.9889 GB, free: 80.15 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03972/1.332, allocations: 18 MB / 1.006 GB, free: 61.51 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002852/1.335, allocations: 2.332 MB / 1.009 GB, free: 59.14 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.003723/1.339, allocations: 1.284 MB / 1.01 GB, free: 57.86 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001185/1.34, allocations: 0.8741 MB / 1.011 GB, free: 56.98 MB / 0.7325 GB Notification: Performance of SimCode: time 9.62e-07/1.34, allocations: 0 / 1.011 GB, free: 56.98 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.06808/1.408, allocations: 48.43 MB / 1.058 GB, free: 8.895 MB / 0.7325 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001658/1.409, allocations: 259.2 kB / 1.058 GB, free: 8.551 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.839/4.248, allocations: 4 kB / 1.058 GB, free: 8.547 MB / 0.7325 GB (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Conversion_Examples_TransformerStepDownDY_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Conversion_Examples_TransformerStepDownDY.fmu > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY.pipe 2>&1) Environment - environmentSimulation: