Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_6.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD")
Notification: Performance of loadModel(Buildings): time 4.332/4.332, allocations: 431.3 MB / 445.8 MB, free: 5.406 MB / 346.7 MB
Notification: Performance of FrontEnd - loaded program: time 3.615e-05/3.611e-05, allocations: 7.984 kB / 0.5354 GB, free: 14.79 MB / 458.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.6511/0.6512, allocations: 98.71 MB / 0.6318 GB, free: 11.93 MB / 0.5105 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD): time 0.02567/0.6769, allocations: 14.24 MB / 0.6457 GB, free: 13.64 MB / 0.5261 GB
Notification: Performance of NFInst.instExpressions: time 0.0139/0.6909, allocations: 5.6 MB / 0.6512 GB, free: 8.031 MB / 0.5261 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001663/0.6926, allocations: 55.88 kB / 0.6513 GB, free: 7.977 MB / 0.5261 GB
Notification: Performance of NFTyping.typeComponents: time 0.001387/0.694, allocations: 365.8 kB / 0.6516 GB, free: 7.617 MB / 0.5261 GB
Notification: Performance of NFTyping.typeBindings: time 0.003409/0.6974, allocations: 0.7397 MB / 0.6523 GB, free: 6.875 MB / 0.5261 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003355/0.7008, allocations: 0.7562 MB / 0.6531 GB, free: 6.117 MB / 0.5261 GB
Notification: Performance of NFFlatten.flatten: time 0.004373/0.7052, allocations: 1.719 MB / 0.6548 GB, free: 4.395 MB / 0.5261 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0126/0.7179, allocations: 5.522 MB / 0.6601 GB, free: 14.82 MB / 0.5417 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002389/0.7203, allocations: 0.9468 MB / 0.6611 GB, free: 13.87 MB / 0.5417 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00358/0.724, allocations: 1.418 MB / 0.6625 GB, free: 12.45 MB / 0.5417 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002514/0.7265, allocations: 0.5735 MB / 0.663 GB, free: 11.88 MB / 0.5417 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009965/0.7276, allocations: 156 kB / 0.6632 GB, free: 11.72 MB / 0.5417 GB
Notification: Performance of NFScalarize.scalarize: time 0.002583/0.7302, allocations: 1.485 MB / 0.6646 GB, free: 10.23 MB / 0.5417 GB
Notification: Performance of NFVerifyModel.verify: time 0.001331/0.7315, allocations: 264 kB / 0.6649 GB, free: 9.977 MB / 0.5417 GB
Notification: Performance of NFConvertDAE.convert: time 0.00895/0.7405, allocations: 5.515 MB / 0.6703 GB, free: 4.449 MB / 0.5417 GB
Notification: Performance of FrontEnd - DAE generated: time 3.647e-06/0.7406, allocations: 4 kB / 0.6703 GB, free: 4.445 MB / 0.5417 GB
Notification: Performance of FrontEnd: time 3.026e-06/0.7406, allocations: 0 / 0.6703 GB, free: 4.445 MB / 0.5417 GB
Notification: Performance of Transformations before backend: time 0.0002283/0.7408, allocations: 0 / 0.6703 GB, free: 4.445 MB / 0.5417 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 874
 * Number of variables: 874
Notification: Performance of Generate backend data structure: time 0.00966/0.7505, allocations: 2.71 MB / 0.6729 GB, free: 1.676 MB / 0.5417 GB
Notification: Performance of prepare preOptimizeDAE: time 6.65e-05/0.7506, allocations: 16.03 kB / 0.6729 GB, free: 1.66 MB / 0.5417 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02304/0.7736, allocations: 2.414 MB / 0.6753 GB, free: 15.24 MB / 0.5573 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006743/0.7804, allocations: 1.955 MB / 0.6772 GB, free: 13.23 MB / 0.5573 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003775/0.7808, allocations: 234.2 kB / 0.6774 GB, free: 13 MB / 0.5573 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001565/0.7824, allocations: 307.9 kB / 0.6777 GB, free: 12.7 MB / 0.5573 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02313/0.8056, allocations: 6.376 MB / 0.6839 GB, free: 6.215 MB / 0.5573 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001094/0.8057, allocations: 7.938 kB / 0.6839 GB, free: 6.207 MB / 0.5573 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007652/0.8065, allocations: 132 kB / 0.6841 GB, free: 6.078 MB / 0.5573 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007989/0.8073, allocations: 317.4 kB / 0.6844 GB, free: 5.766 MB / 0.5573 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02704/0.8344, allocations: 6.555 MB / 0.6908 GB, free: 15.2 MB / 0.573 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0572/0.8917, allocations: 25.2 MB / 0.7154 GB, free: 3.863 MB / 0.5886 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02048/0.9122, allocations: 5.413 MB / 0.7207 GB, free: 14.1 MB / 0.6042 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0006442/0.9129, allocations: 139 kB / 0.7208 GB, free: 13.95 MB / 0.6042 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.773e-05/0.913, allocations: 68.5 kB / 0.7209 GB, free: 13.88 MB / 0.6042 GB
Notification: Performance of pre-optimization done (n=230): time 7.934e-06/0.913, allocations: 0 / 0.7209 GB, free: 13.88 MB / 0.6042 GB
Notification: Performance of matching and sorting (n=311): time 0.1993/1.112, allocations: 31.1 MB / 0.7512 GB, free: 14.59 MB / 0.6355 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001646/1.113, allocations: 243.8 kB / 0.7515 GB, free: 14.3 MB / 0.6355 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002538/1.115, allocations: 1.133 MB / 0.7526 GB, free: 13.16 MB / 0.6355 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007163/1.116, allocations: 73.7 kB / 0.7526 GB, free: 13.08 MB / 0.6355 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001204/1.117, allocations: 1.25 MB / 0.7539 GB, free: 11.81 MB / 0.6355 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001744/1.119, allocations: 1.044 MB / 0.7549 GB, free: 10.75 MB / 0.6355 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004338/1.119, allocations: 64 kB / 0.7549 GB, free: 10.69 MB / 0.6355 GB
Notification: Performance of setup shared object (initialization): time 0.0003479/1.12, allocations: 440.7 kB / 0.7554 GB, free: 10.25 MB / 0.6355 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01123/1.131, allocations: 2.735 MB / 0.758 GB, free: 7.516 MB / 0.6355 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01215/1.143, allocations: 3.408 MB / 0.7614 GB, free: 3.848 MB / 0.6355 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01195/1.155, allocations: 3.142 MB / 0.7644 GB, free: 0.6875 MB / 0.6355 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.593e-05/1.155, allocations: 4 kB / 0.7644 GB, free: 0.6836 MB / 0.6355 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.05203/1.207, allocations: 10.46 MB / 0.7746 GB, free: 6.168 MB / 0.6511 GB
Notification: Performance of prepare postOptimizeDAE: time 0.004047/1.211, allocations: 7.058 MB / 0.7815 GB, free: 14.55 MB / 0.6667 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001147/1.211, allocations: 20 kB / 0.7816 GB, free: 14.53 MB / 0.6667 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.03497/1.246, allocations: 5.252 MB / 0.7867 GB, free: 9.262 MB / 0.6667 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007937/1.254, allocations: 0.9322 MB / 0.7876 GB, free: 8.328 MB / 0.6667 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04871/1.303, allocations: 17.4 MB / 0.8046 GB, free: 6.758 MB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007032/1.31, allocations: 0.5109 MB / 0.8051 GB, free: 6.246 MB / 0.6823 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008772/1.311, allocations: 143.9 kB / 0.8052 GB, free: 6.105 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 1.612e-05/1.311, allocations: 4 kB / 0.8052 GB, free: 6.102 MB / 0.6823 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.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2]
3 : transformer.conv2.V2[2] = line2.v2_n[2] - line2.v3_n[2]
[
  1.0 , 0.0 , -1.0 ;
  0.0 , -1.0 , 1.0 ;
  -1.0 , 1.0 , 0.0
]
  *
[
  line2.v2_n[2] ;
  line2.v3_n[2] ;
  line2.v1_n[2]
]
  =
[
  -transformer.conv1.V2[2] ;
  -transformer.conv3.V2[2] ;
  -transformer.conv2.V2[2]
]
 might be structurally or numerically singular for variable line2.v1_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.conv3.V2[1] = line2.v3_n[1] - line2.v1_n[1]
3 : transformer.conv2.V2[1] = line2.v2_n[1] - line2.v3_n[1]
[
  1.0 , 0.0 , -1.0 ;
  0.0 , -1.0 , 1.0 ;
  -1.0 , 1.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v3_n[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  -transformer.conv3.V2[1] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.6014/1.913, allocations: 9.455 MB / 0.8145 GB, free: 158.8 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.192e-05/1.913, allocations: 21.94 kB / 0.8145 GB, free: 158.8 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01904/1.932, allocations: 3.15 MB / 0.8176 GB, free: 158.8 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009413/1.941, allocations: 1.106 MB / 0.8186 GB, free: 158.8 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04295/1.984, allocations: 26.17 MB / 0.8442 GB, free: 140.9 MB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.006688/1.991, allocations: 0.4981 MB / 0.8447 GB, free: 140.9 MB / 0.6823 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008465/1.992, allocations: 142.1 kB / 0.8448 GB, free: 140.8 MB / 0.6823 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 81
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (270):
 * Single equations (assignments): 268
 * 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 {(9,85.2%) 63}
 * Non-linear torn systems: 1 {9 63}
Notification: Performance of prepare postOptimizeDAE: time 0.003527/1.996, allocations: 1.319 MB / 0.8461 GB, free: 140.3 MB / 0.6823 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008431/1.996, allocations: 204.7 kB / 0.8463 GB, free: 140.3 MB / 0.6823 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.04383/2.04, allocations: 10.69 MB / 0.8567 GB, free: 135.8 MB / 0.6823 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.047e-05/2.04, allocations: 33.81 kB / 0.8568 GB, free: 135.8 MB / 0.6823 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.59e-05/2.04, allocations: 19.78 kB / 0.8568 GB, free: 135.8 MB / 0.6823 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.593e-05/2.04, allocations: 19.78 kB / 0.8568 GB, free: 135.7 MB / 0.6823 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.05529/2.096, allocations: 15.99 MB / 0.8724 GB, free: 119.9 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.373e-05/2.096, allocations: 12.06 kB / 0.8724 GB, free: 119.9 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.006235/2.102, allocations: 0.741 MB / 0.8732 GB, free: 119.2 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.02797/2.13, allocations: 5.038 MB / 0.8781 GB, free: 114.1 MB / 0.6823 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000731/2.131, allocations: 79.89 kB / 0.8782 GB, free: 114.1 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.07395/2.205, allocations: 26.02 MB / 0.9036 GB, free: 87.77 MB / 0.6823 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.14e-05/2.205, allocations: 12.03 kB / 0.9036 GB, free: 87.75 MB / 0.6823 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.04081/2.246, allocations: 10.43 MB / 0.9138 GB, free: 76.95 MB / 0.6823 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002685/2.249, allocations: 0.7693 MB / 0.9145 GB, free: 76.16 MB / 0.6823 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001256/2.25, allocations: 64 kB / 0.9146 GB, free: 76.1 MB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.006681/2.257, allocations: 0.4953 MB / 0.9151 GB, free: 75.6 MB / 0.6823 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001345/2.258, allocations: 258.9 kB / 0.9153 GB, free: 75.35 MB / 0.6823 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0007154/2.259, allocations: 99.95 kB / 0.9154 GB, free: 75.25 MB / 0.6823 GB
Notification: Performance of sorting global known variables: time 0.001955/2.261, allocations: 0.9044 MB / 0.9163 GB, free: 74.34 MB / 0.6823 GB
Notification: Performance of sort global known variables: time 1.032e-06/2.261, allocations: 0 / 0.9163 GB, free: 74.34 MB / 0.6823 GB
Notification: Performance of remove unused functions: time 0.009037/2.27, allocations: 1.695 MB / 0.9179 GB, free: 72.64 MB / 0.6823 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 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (166):
 * Single equations (assignments): 164
 * 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 {(9,86.4%) 63}
 * Non-linear torn systems: 1 {9 63}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0009677/2.271, allocations: 190.5 kB / 0.9181 GB, free: 72.46 MB / 0.6823 GB
Notification: Performance of simCode: created initialization part: time 0.04461/2.315, allocations: 11.97 MB / 0.9298 GB, free: 60.38 MB / 0.6823 GB
Notification: Performance of simCode: created event and clocks part: time 1.225e-05/2.316, allocations: 0 / 0.9298 GB, free: 60.38 MB / 0.6823 GB
Notification: Performance of simCode: created simulation system equations: time 0.01674/2.332, allocations: 4.505 MB / 0.9342 GB, free: 55.85 MB / 0.6823 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002397/2.335, allocations: 246.1 kB / 0.9345 GB, free: 55.61 MB / 0.6823 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.04859/2.383, allocations: 11.71 MB / 0.9459 GB, free: 43.77 MB / 0.6823 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004104/2.388, allocations: 2.695 MB / 0.9485 GB, free: 41.04 MB / 0.6823 GB
Notification: Performance of simCode: alias equations: time 0.009706/2.397, allocations: 1.805 MB / 0.9503 GB, free: 39.23 MB / 0.6823 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001288/2.399, allocations: 155.3 kB / 0.9504 GB, free: 39.07 MB / 0.6823 GB
Notification: Performance of SimCode: time 1.893e-06/2.399, allocations: 0 / 0.9504 GB, free: 39.07 MB / 0.6823 GB
Notification: Performance of Templates: time 0.1865/2.585, allocations: 71.73 MB / 1.02 GB, free: 15.5 MB / 0.7292 GB