Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+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/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/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 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Using package Buildings with version 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.81/1.81, allocations: 288.3 MB / 303.2 MB, free: 8.188 MB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001314/0.001313, allocations: 197 kB / 371.9 MB, free: 10.27 MB / 298.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.097/2.097, allocations: 205.4 MB / 0.6306 GB, free: 10 MB / 458.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001195/0.001195, allocations: 86.86 kB / 0.7439 GB, free: 5.922 MB / 0.5573 GB Notification: Performance of FrontEnd - loaded program: time 0.0004629/0.0004629, allocations: 10.88 kB / 0.8668 GB, free: 142 MB / 0.6198 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2976/0.2981, allocations: 115.3 MB / 0.9795 GB, free: 27.68 MB / 0.6198 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.8976/1.196, allocations: 200.3 MB / 1.175 GB, free: 14.57 MB / 0.7136 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003061/1.196, allocations: 127.8 kB / 1.175 GB, free: 14.49 MB / 0.7136 GB Notification: Performance of FrontEnd - DAE generated: time 0.3593/1.555, allocations: 139 MB / 1.311 GB, free: 14.24 MB / 0.8386 GB Notification: Performance of FrontEnd: time 4.147e-06/1.555, allocations: 0 / 1.311 GB, free: 14.24 MB / 0.8386 GB Notification: Performance of Transformations before backend: time 0.0002334/1.556, allocations: 75.94 kB / 1.311 GB, free: 14.17 MB / 0.8386 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.01166/1.567, allocations: 3.12 MB / 1.314 GB, free: 10.99 MB / 0.8386 GB Notification: Performance of prepare preOptimizeDAE: time 4.724e-05/1.567, allocations: 8.031 kB / 1.314 GB, free: 10.98 MB / 0.8386 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0142/1.582, allocations: 2.235 MB / 1.316 GB, free: 8.738 MB / 0.8386 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00685/1.588, allocations: 2.189 MB / 1.318 GB, free: 6.5 MB / 0.8386 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002917/1.589, allocations: 275.1 kB / 1.319 GB, free: 6.23 MB / 0.8386 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001826/1.591, allocations: 348 kB / 1.319 GB, free: 5.891 MB / 0.8386 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01778/1.608, allocations: 6.535 MB / 1.325 GB, free: 15.25 MB / 0.8542 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.858e-05/1.609, allocations: 7.922 kB / 1.325 GB, free: 15.25 MB / 0.8542 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005991/1.609, allocations: 152 kB / 1.325 GB, free: 15.1 MB / 0.8542 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004955/1.61, allocations: 302.1 kB / 1.326 GB, free: 14.8 MB / 0.8542 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01683/1.627, allocations: 6.451 MB / 1.332 GB, free: 8.344 MB / 0.8542 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 0.04012/1.667, allocations: 26.78 MB / 1.358 GB, free: 11.35 MB / 0.8855 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008421/1.675, allocations: 5.001 MB / 1.363 GB, free: 6.051 MB / 0.8855 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002871/1.675, allocations: 131.1 kB / 1.363 GB, free: 5.906 MB / 0.8855 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.236e-05/1.676, allocations: 60.56 kB / 1.363 GB, free: 5.84 MB / 0.8855 GB Notification: Performance of pre-optimization done (n=208): time 4.278e-06/1.676, allocations: 0 / 1.363 GB, free: 5.84 MB / 0.8855 GB Notification: Performance of matching and sorting (n=277): time 0.1002/1.776, allocations: 30.14 MB / 1.393 GB, free: 7.531 MB / 0.9167 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001351/1.776, allocations: 235.6 kB / 1.393 GB, free: 7.25 MB / 0.9167 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002135/1.778, allocations: 1.314 MB / 1.394 GB, free: 5.93 MB / 0.9167 GB Notification: Performance of collectPreVariables (initialization): time 0.0006184/1.779, allocations: 73.7 kB / 1.394 GB, free: 5.852 MB / 0.9167 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009914/1.78, allocations: 1.501 MB / 1.396 GB, free: 4.328 MB / 0.9167 GB Notification: Performance of collectInitialBindings (initialization): time 0.001106/1.781, allocations: 0.9357 MB / 1.397 GB, free: 3.379 MB / 0.9167 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002357/1.781, allocations: 67.94 kB / 1.397 GB, free: 3.312 MB / 0.9167 GB Notification: Performance of setup shared object (initialization): time 0.0002434/1.781, allocations: 448.8 kB / 1.397 GB, free: 2.867 MB / 0.9167 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005661/1.787, allocations: 2.602 MB / 1.4 GB, free: 268 kB / 0.9167 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0063/1.793, allocations: 3.496 MB / 1.403 GB, free: 12.38 MB / 0.9323 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.006276/1.8, allocations: 3.068 MB / 1.406 GB, free: 9.289 MB / 0.9323 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.39e-05/1.8, allocations: 8 kB / 1.406 GB, free: 9.281 MB / 0.9323 GB Notification: Performance of matching and sorting (n=416) (initialization): time 0.02181/1.821, allocations: 9.149 MB / 1.415 GB, free: 72 kB / 0.9323 GB Notification: Performance of prepare postOptimizeDAE: time 0.004257/1.826, allocations: 10.63 MB / 1.425 GB, free: 4.602 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.376e-05/1.826, allocations: 28 kB / 1.425 GB, free: 4.574 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5861/2.412, allocations: 6.244 MB / 1.432 GB, free: 204.9 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004296/2.416, allocations: 0.8689 MB / 1.432 GB, free: 204.9 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02567/2.442, allocations: 15.31 MB / 1.447 GB, free: 203.1 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004578/2.447, allocations: 0.5356 MB / 1.448 GB, free: 203.1 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000697/2.447, allocations: 169.9 kB / 1.448 GB, free: 203.1 MB / 0.948 GB Notification: Performance of prepare postOptimizeDAE: time 1.553e-05/2.447, allocations: 3.906 kB / 1.448 GB, free: 203.1 MB / 0.948 GB Warning: The linear system: 1 : line2.i3[1] - transformer.conv2.terminal_p.i[1] = -transformer.conv3.terminal_p.i[1] 2 : line2.i2[1] - transformer.conv1.terminal_p.i[1] = -transformer.conv2.terminal_p.i[1] 3 : line2.i1[1] - transformer.conv3.terminal_p.i[1] = -transformer.conv1.terminal_p.i[1] [ 1.0 , 0.0 , -1.0 ; 0.0 , -1.0 , 1.0 ; -1.0 , 1.0 , 0.0 ] * [ transformer.conv3.terminal_p.i[1] ; transformer.conv1.terminal_p.i[1] ; transformer.conv2.terminal_p.i[1] ] = [ -line2.i3[1] ; -line2.i2[1] ; -line2.i1[1] ] might be structurally or numerically singular for variable transformer.conv2.terminal_p.i[1] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : line2.i3[2] - transformer.conv2.terminal_p.i[2] = -transformer.conv3.terminal_p.i[2] 2 : line2.i1[2] - transformer.conv3.terminal_p.i[2] = -transformer.conv1.terminal_p.i[2] 3 : line2.i2[2] - transformer.conv1.terminal_p.i[2] = -transformer.conv2.terminal_p.i[2] [ -1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; 1.0 , -1.0 , 0.0 ] * [ transformer.conv2.terminal_p.i[2] ; transformer.conv1.terminal_p.i[2] ; transformer.conv3.terminal_p.i[2] ] = [ -line2.i3[2] ; -line2.i1[2] ; -line2.i2[2] ] might be structurally or numerically singular for variable transformer.conv3.terminal_p.i[2] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[2] = line2.v1_n[2] - line2.v2_n[2] 2 : transformer.conv2.V2[2] = line2.v2_n[2] - line2.v3_n[2] 3 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] [ -1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; 1.0 , -1.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v3_n[2] ; line2.v2_n[2] ] = [ -transformer.conv1.V2[2] ; -transformer.conv2.V2[2] ; -transformer.conv3.V2[2] ] might be structurally or numerically singular for variable line2.v2_n[2] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : transformer.conv2.V2[1] = line2.v2_n[1] - line2.v3_n[1] 3 : transformer.conv3.V2[1] = line2.v3_n[1] - line2.v1_n[1] [ -1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; 1.0 , -1.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v3_n[1] ; line2.v2_n[1] ] = [ -transformer.conv1.V2[1] ; -transformer.conv2.V2[1] ; -transformer.conv3.V2[1] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.02205/2.469, allocations: 9.309 MB / 1.457 GB, free: 202.1 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001763/2.47, allocations: 27.03 kB / 1.457 GB, free: 202.1 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01265/2.482, allocations: 3.527 MB / 1.461 GB, free: 202.1 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004879/2.487, allocations: 1.025 MB / 1.462 GB, free: 202.1 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02244/2.51, allocations: 24.42 MB / 1.485 GB, free: 189.4 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00443/2.514, allocations: 0.5052 MB / 1.486 GB, free: 189.4 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005672/2.515, allocations: 177.3 kB / 1.486 GB, free: 189.4 MB / 0.948 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 122 * 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 (298): * Single equations (assignments): 296 * 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: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(10,74.0%) 50} * Non-linear torn systems: 1 {10 50} Notification: Performance of prepare postOptimizeDAE: time 0.003559/2.518, allocations: 1.573 MB / 1.488 GB, free: 189.2 MB / 0.948 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006668/2.519, allocations: 205.5 kB / 1.488 GB, free: 189.2 MB / 0.948 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01957/2.539, allocations: 8.698 MB / 1.496 GB, free: 189 MB / 0.948 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.177e-05/2.539, allocations: 33.61 kB / 1.496 GB, free: 189 MB / 0.948 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.492e-05/2.539, allocations: 11.31 kB / 1.496 GB, free: 189 MB / 0.948 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.427e-05/2.539, allocations: 15.11 kB / 1.496 GB, free: 189 MB / 0.948 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02654/2.565, allocations: 14.32 MB / 1.51 GB, free: 187.6 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.233e-05/2.565, allocations: 7.812 kB / 1.51 GB, free: 187.6 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002731/2.568, allocations: 0.6262 MB / 1.511 GB, free: 187.6 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02076/2.589, allocations: 6.009 MB / 1.517 GB, free: 187.6 MB / 0.948 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005655/2.589, allocations: 84.47 kB / 1.517 GB, free: 187.6 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01795/2.607, allocations: 14.96 MB / 1.532 GB, free: 183.6 MB / 0.948 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.103e-06/2.607, allocations: 12.89 kB / 1.532 GB, free: 183.6 MB / 0.948 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0174/2.625, allocations: 9.106 MB / 1.541 GB, free: 180 MB / 0.948 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002002/2.627, allocations: 0.7477 MB / 1.541 GB, free: 179.6 MB / 0.948 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003971/2.627, allocations: 55.62 kB / 1.541 GB, free: 179.6 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00298/2.63, allocations: 489.9 kB / 1.542 GB, free: 179.5 MB / 0.948 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006135/2.631, allocations: 211.2 kB / 1.542 GB, free: 179.5 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002581/2.631, allocations: 114.7 kB / 1.542 GB, free: 179.5 MB / 0.948 GB Notification: Performance of sorting global known variables: time 0.001501/2.633, allocations: 0.998 MB / 1.543 GB, free: 179.1 MB / 0.948 GB Notification: Performance of sort global known variables: time 1.3e-07/2.633, allocations: 0 / 1.543 GB, free: 179.1 MB / 0.948 GB Notification: Performance of remove unused functions: time 0.005474/2.638, allocations: 1.689 MB / 1.545 GB, free: 178.9 MB / 0.948 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * 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 (162): * Single equations (assignments): 160 * 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: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(10,73.0%) 50} * Non-linear torn systems: 1 {10 50} Notification: Performance of Backend phase and start with SimCode phase: time 0.0005377/2.639, allocations: 198.9 kB / 1.545 GB, free: 178.8 MB / 0.948 GB Notification: Performance of simCode: created initialization part: time 0.02204/2.661, allocations: 11.49 MB / 1.556 GB, free: 175.2 MB / 0.948 GB Notification: Performance of simCode: created event and clocks part: time 1.116e-05/2.661, allocations: 0 / 1.556 GB, free: 175.2 MB / 0.948 GB Notification: Performance of simCode: created simulation system equations: time 0.008508/2.669, allocations: 3.816 MB / 1.56 GB, free: 174.1 MB / 0.948 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001798/2.671, allocations: 231.7 kB / 1.56 GB, free: 174 MB / 0.948 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02071/2.692, allocations: 10.77 MB / 1.571 GB, free: 169.4 MB / 0.948 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002308/2.694, allocations: 2.849 MB / 1.573 GB, free: 168.2 MB / 0.948 GB Notification: Performance of simCode: alias equations: time 0.004669/2.699, allocations: 1.668 MB / 1.575 GB, free: 168 MB / 0.948 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005891/2.699, allocations: 166.8 kB / 1.575 GB, free: 168 MB / 0.948 GB Notification: Performance of SimCode: time 1.112e-06/2.699, allocations: 0 / 1.575 GB, free: 168 MB / 0.948 GB Notification: Performance of Templates: time 0.07676/2.776, allocations: 61.76 MB / 1.635 GB, free: 139.7 MB / 0.948 GB make -j1 -f Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)