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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001597/0.001597, allocations: 107.7 kB / 16.36 MB, free: 6.305 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001783/0.001783, allocations: 189.1 kB / 17.29 MB, free: 5.875 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.554/1.554, allocations: 205.1 MB / 223.2 MB, free: 12.23 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.868/1.868, allocations: 292.3 MB / 0.5496 GB, free: 17.42 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 0.00164/0.00164, allocations: 75.89 kB / 0.6729 GB, free: 5.828 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.239/0.2406, allocations: 114.6 MB / 0.7848 GB, free: 3.164 MB / 0.6544 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer): time 0.3906/0.6313, allocations: 17.08 MB / 0.8015 GB, free: 41.09 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.009141/0.6405, allocations: 6.142 MB / 0.8075 GB, free: 36.94 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001533/0.642, allocations: 43.47 kB / 0.8075 GB, free: 36.94 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.004089/0.6462, allocations: 1.563 MB / 0.809 GB, free: 36.01 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.003237/0.6495, allocations: 1.053 MB / 0.8101 GB, free: 35.41 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.002964/0.6525, allocations: 1.044 MB / 0.8111 GB, free: 34.85 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.005916/0.6584, allocations: 4.216 MB / 0.8152 GB, free: 33.04 MB / 0.6544 GB Notification: Performance of NFFlatten.resolveConnections: time 0.006901/0.6653, allocations: 5.717 MB / 0.8208 GB, free: 31.03 MB / 0.6544 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003416/0.6688, allocations: 1.874 MB / 0.8226 GB, free: 30.16 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004048/0.6729, allocations: 2.246 MB / 0.8248 GB, free: 29.19 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.001183/0.6741, allocations: 438.1 kB / 0.8252 GB, free: 29.19 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002949/0.677, allocations: 1.117 MB / 0.8263 GB, free: 28.95 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.002433/0.6795, allocations: 1.755 MB / 0.828 GB, free: 28.24 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.002578/0.6821, allocations: 1.721 MB / 0.8297 GB, free: 27.11 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.008843/0.6909, allocations: 6.411 MB / 0.836 GB, free: 25.16 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 7.765e-06/0.691, allocations: 0 / 0.836 GB, free: 25.16 MB / 0.6544 GB Notification: Performance of FrontEnd: time 2.875e-06/0.691, allocations: 2.344 kB / 0.836 GB, free: 25.16 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0001895/0.6912, allocations: 0 / 0.836 GB, free: 25.16 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 0.008212/0.6994, allocations: 2.997 MB / 0.8389 GB, free: 23.46 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 4.453e-05/0.6995, allocations: 9.188 kB / 0.8389 GB, free: 23.46 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01171/0.7112, allocations: 2.005 MB / 0.8409 GB, free: 23.02 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004074/0.7153, allocations: 1.626 MB / 0.8425 GB, free: 21.96 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001903/0.7155, allocations: 230.4 kB / 0.8427 GB, free: 21.85 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008976/0.7164, allocations: 285.9 kB / 0.8429 GB, free: 21.75 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01377/0.7302, allocations: 5.762 MB / 0.8486 GB, free: 18.44 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.095e-05/0.7303, allocations: 1.094 kB / 0.8486 GB, free: 18.44 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003884/0.7307, allocations: 121.9 kB / 0.8487 GB, free: 18.34 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003257/0.731, allocations: 209.6 kB / 0.8489 GB, free: 18.29 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01704/0.7481, allocations: 5.813 MB / 0.8546 GB, free: 15.33 MB / 0.6544 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 0.02741/0.7755, allocations: 22.69 MB / 0.8767 GB, free: 10.23 MB / 0.67 GB Notification: Performance of preOpt comSubExp (simulation): time 0.006154/0.7817, allocations: 2.504 MB / 0.8792 GB, free: 7.609 MB / 0.67 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.004957/0.7867, allocations: 1.641 MB / 0.8808 GB, free: 5.949 MB / 0.67 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002398/0.787, allocations: 118.1 kB / 0.8809 GB, free: 5.812 MB / 0.67 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.651e-05/0.787, allocations: 47.5 kB / 0.8809 GB, free: 5.758 MB / 0.67 GB Notification: Performance of pre-optimization done (n=116): time 3.768e-06/0.787, allocations: 0 / 0.8809 GB, free: 5.758 MB / 0.67 GB Notification: Performance of matching and sorting (n=146): time 0.03853/0.8256, allocations: 11.63 MB / 0.8923 GB, free: 10.07 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001314/0.8257, allocations: 218.9 kB / 0.8925 GB, free: 9.809 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001646/0.8274, allocations: 1.047 MB / 0.8935 GB, free: 8.75 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0002823/0.8277, allocations: 53.64 kB / 0.8936 GB, free: 8.691 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007663/0.8285, allocations: 1.239 MB / 0.8948 GB, free: 7.434 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.0005782/0.8291, allocations: 0.5007 MB / 0.8953 GB, free: 6.926 MB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008131/0.8299, allocations: 463.4 kB / 0.8957 GB, free: 6.465 MB / 0.6856 GB Notification: Performance of setup shared object (initialization): time 0.0001386/0.83, allocations: 333.9 kB / 0.896 GB, free: 6.133 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0049/0.8349, allocations: 1.789 MB / 0.8978 GB, free: 4.332 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00543/0.8404, allocations: 2.471 MB / 0.9002 GB, free: 1.543 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0106/0.851, allocations: 4.257 MB / 0.9043 GB, free: 12.98 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.856e-05/0.8511, allocations: 8 kB / 0.9043 GB, free: 12.97 MB / 0.7012 GB Notification: Performance of matching and sorting (n=274) (initialization): time 0.01431/0.8654, allocations: 5.091 MB / 0.9093 GB, free: 7.848 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 4.081e-05/0.8655, allocations: 15.94 kB / 0.9093 GB, free: 7.832 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.403e-05/0.8655, allocations: 27.98 kB / 0.9094 GB, free: 7.805 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002939/0.8685, allocations: 0.8872 MB / 0.9102 GB, free: 6.902 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00373/0.8722, allocations: 0.7604 MB / 0.911 GB, free: 6.141 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01577/0.888, allocations: 13.88 MB / 0.9245 GB, free: 7.422 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003694/0.8917, allocations: 467 kB / 0.925 GB, free: 6.965 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003391/0.8921, allocations: 116 kB / 0.9251 GB, free: 6.852 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008219/0.9003, allocations: 2.861 MB / 0.9279 GB, free: 3.98 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00553/0.9059, allocations: 2.451 MB / 0.9303 GB, free: 1.219 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.01018/0.9161, allocations: 4.234 MB / 0.9344 GB, free: 12.68 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.22e-05/0.9162, allocations: 8 kB / 0.9344 GB, free: 12.67 MB / 0.7325 GB Notification: Performance of matching and sorting (n=274) (initialization_lambda0): time 0.0137/0.9299, allocations: 5.036 MB / 0.9393 GB, free: 7.602 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 3.283e-05/0.93, allocations: 16 kB / 0.9393 GB, free: 7.586 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.97e-05/0.93, allocations: 20 kB / 0.9394 GB, free: 7.566 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002384/0.9324, allocations: 0.7976 MB / 0.9401 GB, free: 6.75 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003605/0.936, allocations: 0.7565 MB / 0.9409 GB, free: 5.992 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01536/0.9514, allocations: 13.71 MB / 0.9543 GB, free: 7.434 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003929/0.9554, allocations: 451.2 kB / 0.9547 GB, free: 6.992 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004478/0.9559, allocations: 119.9 kB / 0.9548 GB, free: 6.875 MB / 0.7481 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 (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 0.0007676/0.9567, allocations: 319.5 kB / 0.9551 GB, free: 6.555 MB / 0.7481 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004666/0.9571, allocations: 118.6 kB / 0.9552 GB, free: 6.438 MB / 0.7481 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01201/0.9691, allocations: 4.382 MB / 0.9595 GB, free: 2.008 MB / 0.7481 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.439e-05/0.9692, allocations: 19.94 kB / 0.9595 GB, free: 1.988 MB / 0.7481 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.483e-05/0.9692, allocations: 12 kB / 0.9595 GB, free: 1.977 MB / 0.7481 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.233e-05/0.9693, allocations: 7.922 kB / 0.9596 GB, free: 1.969 MB / 0.7481 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01842/0.9877, allocations: 8.226 MB / 0.9676 GB, free: 9.52 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.726e-05/0.9878, allocations: 8 kB / 0.9676 GB, free: 9.512 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002613/0.9904, allocations: 0.5194 MB / 0.9681 GB, free: 8.992 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.00224/0.9926, allocations: 0.7117 MB / 0.9688 GB, free: 8.262 MB / 0.7637 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001982/0.9929, allocations: 51.95 kB / 0.9688 GB, free: 8.211 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01557/1.008, allocations: 13.33 MB / 0.9819 GB, free: 10.04 MB / 0.7794 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.804e-06/1.008, allocations: 8 kB / 0.9819 GB, free: 10.03 MB / 0.7794 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01126/1.02, allocations: 4.219 MB / 0.986 GB, free: 5.699 MB / 0.7794 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001025/1.021, allocations: 463.4 kB / 0.9864 GB, free: 5.227 MB / 0.7794 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.00027/1.021, allocations: 47.86 kB / 0.9865 GB, free: 5.18 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002568/1.024, allocations: 387.4 kB / 0.9868 GB, free: 4.801 MB / 0.7794 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003345/1.024, allocations: 136.6 kB / 0.987 GB, free: 4.664 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001505/1.024, allocations: 59.95 kB / 0.987 GB, free: 4.605 MB / 0.7794 GB Notification: Performance of sorting global known variables: time 0.001074/1.025, allocations: 0.741 MB / 0.9878 GB, free: 3.871 MB / 0.7794 GB Notification: Performance of sort global known variables: time 1.6e-07/1.025, allocations: 3.938 kB / 0.9878 GB, free: 3.867 MB / 0.7794 GB Notification: Performance of remove unused functions: time 0.004209/1.029, allocations: 1.121 MB / 0.9889 GB, free: 2.746 MB / 0.7794 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 (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 0.0003606/1.03, allocations: 151 kB / 0.989 GB, free: 2.59 MB / 0.7794 GB Notification: Performance of simCode: created initialization part: time 0.01958/1.049, allocations: 8.047 MB / 0.9969 GB, free: 10.39 MB / 0.795 GB Notification: Performance of simCode: created event and clocks part: time 1.322e-05/1.049, allocations: 4 kB / 0.9969 GB, free: 10.39 MB / 0.795 GB Notification: Performance of simCode: created simulation system equations: time 0.006542/1.056, allocations: 2.72 MB / 0.9995 GB, free: 7.586 MB / 0.795 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001771/1.058, allocations: 188.8 kB / 0.9997 GB, free: 7.41 MB / 0.795 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02203/1.08, allocations: 7.668 MB / 1.007 GB, free: 15.62 MB / 0.8106 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002704/1.083, allocations: 2.34 MB / 1.009 GB, free: 13.25 MB / 0.8106 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001048/1.084, allocations: 163.3 kB / 1.01 GB, free: 13.09 MB / 0.8106 GB Notification: Performance of SimCode: time 1.193e-06/1.084, allocations: 0 / 1.01 GB, free: 13.09 MB / 0.8106 GB Notification: Performance of Templates: time 0.1312/1.215, allocations: 124.3 MB / 1.131 GB, free: 0.6016 MB / 0.92 GB make -j1 -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer.makefile (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 & ./Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Conversion.Examples.Transformer.pipe 2>&1)