Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo", uses=false) Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/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: translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY") translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001237/0.001242, allocations: 120.1 kB / 17.09 MB, free: 5.969 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001205/0.001205, allocations: 196.7 kB / 18.02 MB, free: 5.047 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.249/1.249, allocations: 222.9 MB / 241.7 MB, free: 15.13 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.6827/0.6827, allocations: 115.3 MB / 407.2 MB, free: 6.184 MB / 318.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001202/0.001202, allocations: 64.31 kB / 0.5584 GB, free: 32.39 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1409/0.1421, allocations: 76.18 MB / 0.6328 GB, free: 4.387 MB / 478.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY): time 0.01841/0.1605, allocations: 16.96 MB / 0.6493 GB, free: 3.359 MB / 494.1 MB Notification: Performance of NFInst.instExpressions: time 0.009081/0.1697, allocations: 6.024 MB / 0.6552 GB, free: 13.31 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001119/0.1708, allocations: 51.88 kB / 0.6553 GB, free: 13.26 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.00342/0.1742, allocations: 1.467 MB / 0.6567 GB, free: 11.79 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.002202/0.1765, allocations: 1.066 MB / 0.6577 GB, free: 10.72 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.00221/0.1787, allocations: 1.043 MB / 0.6587 GB, free: 9.68 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.003736/0.1825, allocations: 4.295 MB / 0.6629 GB, free: 5.375 MB / 0.4981 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00569/0.1882, allocations: 5.976 MB / 0.6688 GB, free: 15.3 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002359/0.1905, allocations: 1.952 MB / 0.6707 GB, free: 13.34 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002855/0.1934, allocations: 2.291 MB / 0.6729 GB, free: 11.05 MB / 0.5137 GB Notification: Performance of NFPackage.collectConstants: time 0.0005668/0.194, allocations: 459.9 kB / 0.6734 GB, free: 10.6 MB / 0.5137 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001803/0.1958, allocations: 1.143 MB / 0.6745 GB, free: 9.453 MB / 0.5137 GB Notification: Performance of NFScalarize.scalarize: time 0.001515/0.1973, allocations: 1.801 MB / 0.6762 GB, free: 7.648 MB / 0.5137 GB Notification: Performance of NFVerifyModel.verify: time 0.001842/0.1992, allocations: 1.775 MB / 0.678 GB, free: 5.867 MB / 0.5137 GB Notification: Performance of NFConvertDAE.convert: time 0.005759/0.205, allocations: 6.654 MB / 0.6845 GB, free: 15.19 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 6.612e-06/0.205, allocations: 3.938 kB / 0.6845 GB, free: 15.19 MB / 0.5294 GB Notification: Performance of FrontEnd: time 1.573e-06/0.205, allocations: 4 kB / 0.6845 GB, free: 15.18 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 9.264e-05/0.2051, allocations: 0 / 0.6845 GB, free: 15.18 MB / 0.5294 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 0.0053/0.2104, allocations: 3.064 MB / 0.6875 GB, free: 12.06 MB / 0.5294 GB Notification: Performance of prepare preOptimizeDAE: time 3.79e-05/0.2104, allocations: 8.031 kB / 0.6875 GB, free: 12.05 MB / 0.5294 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01053/0.221, allocations: 2.022 MB / 0.6894 GB, free: 10.03 MB / 0.5294 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003938/0.2249, allocations: 1.667 MB / 0.6911 GB, free: 8.316 MB / 0.5294 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001609/0.2251, allocations: 230.5 kB / 0.6913 GB, free: 8.09 MB / 0.5294 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006032/0.2257, allocations: 292.4 kB / 0.6916 GB, free: 7.805 MB / 0.5294 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01203/0.2378, allocations: 5.924 MB / 0.6974 GB, free: 1.789 MB / 0.5294 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.01e-05/0.2379, allocations: 0 / 0.6974 GB, free: 1.789 MB / 0.5294 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005806/0.2385, allocations: 128 kB / 0.6975 GB, free: 1.664 MB / 0.5294 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003302/0.2388, allocations: 212.9 kB / 0.6977 GB, free: 1.453 MB / 0.5294 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01369/0.2525, allocations: 5.967 MB / 0.7035 GB, free: 11.47 MB / 0.545 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 0.02651/0.279, allocations: 22.79 MB / 0.7258 GB, free: 2.668 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.005233/0.2843, allocations: 2.514 MB / 0.7282 GB, free: 28 kB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.004548/0.2889, allocations: 1.814 MB / 0.73 GB, free: 14.19 MB / 0.5762 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001884/0.2891, allocations: 125.9 kB / 0.7301 GB, free: 14.05 MB / 0.5762 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.681e-05/0.2891, allocations: 47.56 kB / 0.7302 GB, free: 14 MB / 0.5762 GB Notification: Performance of pre-optimization done (n=123): time 3.376e-06/0.2891, allocations: 0 / 0.7302 GB, free: 14 MB / 0.5762 GB Notification: Performance of matching and sorting (n=153): time 0.0354/0.3245, allocations: 11.78 MB / 0.7417 GB, free: 2.168 MB / 0.5762 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001186/0.3247, allocations: 234.8 kB / 0.7419 GB, free: 1.891 MB / 0.5762 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001353/0.326, allocations: 1.07 MB / 0.7429 GB, free: 0.8125 MB / 0.5762 GB Notification: Performance of collectPreVariables (initialization): time 0.0001475/0.3262, allocations: 49.7 kB / 0.743 GB, free: 0.7578 MB / 0.5762 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007362/0.3269, allocations: 1.262 MB / 0.7442 GB, free: 15.47 MB / 0.5919 GB Notification: Performance of collectInitialBindings (initialization): time 0.0004939/0.3274, allocations: 0.5315 MB / 0.7447 GB, free: 14.93 MB / 0.5919 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008092/0.3283, allocations: 467.7 kB / 0.7452 GB, free: 14.47 MB / 0.5919 GB Notification: Performance of setup shared object (initialization): time 0.0001134/0.3284, allocations: 330 kB / 0.7455 GB, free: 14.14 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004449/0.3328, allocations: 1.844 MB / 0.7473 GB, free: 12.29 MB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004801/0.3377, allocations: 2.509 MB / 0.7497 GB, free: 9.465 MB / 0.5919 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009141/0.3468, allocations: 4.36 MB / 0.754 GB, free: 4.805 MB / 0.5919 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.698e-05/0.3468, allocations: 8 kB / 0.754 GB, free: 4.797 MB / 0.5919 GB Notification: Performance of matching and sorting (n=282) (initialization): time 0.322/0.6689, allocations: 5.199 MB / 0.7591 GB, free: 114 MB / 0.5919 GB Notification: Performance of prepare postOptimizeDAE: time 4.544e-05/0.6689, allocations: 21.41 kB / 0.7591 GB, free: 114 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.961e-05/0.669, allocations: 21.94 kB / 0.7591 GB, free: 114 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002872/0.6719, allocations: 0.8815 MB / 0.76 GB, free: 113.9 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003514/0.6754, allocations: 0.7677 MB / 0.7607 GB, free: 113.9 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01245/0.6879, allocations: 13.84 MB / 0.7743 GB, free: 103.9 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003231/0.6911, allocations: 462.7 kB / 0.7747 GB, free: 103.9 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002832/0.6914, allocations: 117.5 kB / 0.7748 GB, free: 103.9 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006656/0.6981, allocations: 2.955 MB / 0.7777 GB, free: 102.9 MB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005059/0.7032, allocations: 2.502 MB / 0.7801 GB, free: 101.5 MB / 0.5919 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.008828/0.712, allocations: 4.331 MB / 0.7844 GB, free: 99.51 MB / 0.5919 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.015e-05/0.7121, allocations: 10.88 kB / 0.7844 GB, free: 99.5 MB / 0.5919 GB Notification: Performance of matching and sorting (n=282) (initialization_lambda0): time 0.01123/0.7233, allocations: 5.147 MB / 0.7894 GB, free: 97.85 MB / 0.5919 GB Notification: Performance of prepare postOptimizeDAE: time 2.509e-05/0.7234, allocations: 14.28 kB / 0.7894 GB, free: 97.85 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.247e-05/0.7234, allocations: 22.66 kB / 0.7894 GB, free: 97.85 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001929/0.7254, allocations: 0.7953 MB / 0.7902 GB, free: 97.45 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002941/0.7283, allocations: 0.7699 MB / 0.791 GB, free: 97.18 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00967/0.738, allocations: 13.68 MB / 0.8043 GB, free: 85.41 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003018/0.741, allocations: 459.6 kB / 0.8048 GB, free: 85.2 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002158/0.7413, allocations: 112.7 kB / 0.8049 GB, free: 85.17 MB / 0.5919 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 (not torn): 0 * Torn equation systems: 6 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 6 systems {(2,6,100.0%), (2,6,100.0%), (2,6,100.0%), (2,6,100.0%), (2,6,100.0%), (2,6,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0006098/0.7419, allocations: 317.3 kB / 0.8052 GB, free: 84.89 MB / 0.5919 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000336/0.7422, allocations: 127 kB / 0.8053 GB, free: 84.87 MB / 0.5919 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.009831/0.7521, allocations: 4.597 MB / 0.8098 GB, free: 80.79 MB / 0.5919 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.521e-05/0.7521, allocations: 16 kB / 0.8098 GB, free: 80.77 MB / 0.5919 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.037e-05/0.7521, allocations: 11.75 kB / 0.8098 GB, free: 80.76 MB / 0.5919 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.7e-05/0.7522, allocations: 7.984 kB / 0.8098 GB, free: 80.75 MB / 0.5919 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01471/0.7669, allocations: 8.297 MB / 0.8179 GB, free: 72.29 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.432e-05/0.7669, allocations: 8 kB / 0.8179 GB, free: 72.29 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002291/0.7692, allocations: 0.5324 MB / 0.8184 GB, free: 71.75 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001801/0.771, allocations: 0.7033 MB / 0.8191 GB, free: 71.04 MB / 0.5919 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001439/0.7712, allocations: 47.95 kB / 0.8192 GB, free: 70.99 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.009325/0.7805, allocations: 13.31 MB / 0.8322 GB, free: 56.89 MB / 0.5919 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.611e-06/0.7806, allocations: 8 kB / 0.8322 GB, free: 56.88 MB / 0.5919 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00914/0.7897, allocations: 4.298 MB / 0.8364 GB, free: 52.45 MB / 0.5919 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0009342/0.7907, allocations: 482 kB / 0.8368 GB, free: 51.96 MB / 0.5919 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002109/0.7909, allocations: 36.83 kB / 0.8369 GB, free: 51.93 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002319/0.7932, allocations: 392.6 kB / 0.8372 GB, free: 51.55 MB / 0.5919 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002634/0.7935, allocations: 136.6 kB / 0.8374 GB, free: 51.41 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001195/0.7936, allocations: 63.95 kB / 0.8374 GB, free: 51.35 MB / 0.5919 GB Notification: Performance of sorting global known variables: time 0.0007986/0.7944, allocations: 0.7762 MB / 0.8382 GB, free: 50.57 MB / 0.5919 GB Notification: Performance of sort global known variables: time 1.3e-07/0.7944, allocations: 3.281 kB / 0.8382 GB, free: 50.57 MB / 0.5919 GB Notification: Performance of remove unused functions: time 0.003593/0.798, allocations: 1.152 MB / 0.8393 GB, free: 49.42 MB / 0.5919 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 (not torn): 0 * Torn equation systems: 6 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 6 systems {(2,6,100.0%), (2,6,100.0%), (2,6,100.0%), (2,6,100.0%), (2,6,100.0%), (2,6,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0002521/0.7983, allocations: 164.8 kB / 0.8395 GB, free: 49.26 MB / 0.5919 GB Notification: Performance of simCode: created initialization part: time 0.01589/0.8142, allocations: 8.202 MB / 0.8475 GB, free: 40.93 MB / 0.5919 GB Notification: Performance of simCode: created event and clocks part: time 8.626e-06/0.8142, allocations: 0 / 0.8475 GB, free: 40.93 MB / 0.5919 GB Notification: Performance of simCode: created simulation system equations: time 0.005316/0.8195, allocations: 2.748 MB / 0.8502 GB, free: 38.11 MB / 0.5919 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001431/0.821, allocations: 193.1 kB / 0.8504 GB, free: 37.93 MB / 0.5919 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01709/0.8381, allocations: 7.844 MB / 0.858 GB, free: 29.98 MB / 0.5919 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001721/0.8399, allocations: 2.387 MB / 0.8604 GB, free: 27.55 MB / 0.5919 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008351/0.8407, allocations: 171.3 kB / 0.8605 GB, free: 27.39 MB / 0.5919 GB Notification: Performance of SimCode: time 1.002e-06/0.8407, allocations: 3.938 kB / 0.8605 GB, free: 27.39 MB / 0.5919 GB Notification: Performance of Templates: time 0.1082/0.9489, allocations: 129 MB / 0.9865 GB, free: 10.23 MB / 0.7012 GB make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY.makefile (rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY.sim & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.TransformerStepDownDY.pipe 2>&1)