Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo", uses=false) 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 3.0.0/package.mo", uses=false) Using package Buildings with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 3.0.0/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) Using package Modelica_StateGraph2 with version 2.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD") [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo:257:38-257:110:writable] Warning: The file was not encoded in UTF-8: "

An important practical aspect of state machines is the abilit...". Defaulting to 7-bit ASCII with unknown characters replaced by '?'. To change encoding when loading a file: loadFile(encoding="ISO-XXXX-YY"). To change it in a package: add a file package.encoding at the top-level. Note: The Modelica Language Specification only allows files encoded in UTF-8. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo:761:36-761:108:writable] Warning: The file was not encoded in UTF-8: "

The Modelica_StateGraph2 library is described in detail in (O...". Defaulting to 7-bit ASCII with unknown characters replaced by '?'. To change encoding when loading a file: loadFile(encoding="ISO-XXXX-YY"). To change it in a package: add a file package.encoding at the top-level. Note: The Modelica Language Specification only allows files encoded in UTF-8. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo:1435:36-1435:108:writable] Warning: The file was not encoded in UTF-8: "

Main Authors:
SCode: time 0.1766/0.1784, allocations: 80.83 MB / 0.5897 GB, free: 7.09 MB / 446.1 MB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.02042/0.1989, allocations: 16.11 MB / 0.6054 GB, free: 6.906 MB / 462.1 MB Notification: Performance of NFInst.instExpressions: time 0.01107/0.21, allocations: 6.638 MB / 0.6119 GB, free: 256 kB / 462.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002128/0.2121, allocations: 39.88 kB / 0.612 GB, free: 216 kB / 462.1 MB Notification: Performance of NFTyping.typeComponents: time 0.003098/0.2153, allocations: 1.042 MB / 0.613 GB, free: 15.17 MB / 478.1 MB Notification: Performance of NFTyping.typeBindings: time 0.00395/0.2193, allocations: 1.265 MB / 0.6142 GB, free: 13.9 MB / 478.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.003289/0.2226, allocations: 1.131 MB / 0.6153 GB, free: 12.77 MB / 478.1 MB Notification: Performance of NFFlatten.flatten: time 0.007717/0.2303, allocations: 7.587 MB / 0.6227 GB, free: 5.164 MB / 478.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.008422/0.2388, allocations: 6.286 MB / 0.6289 GB, free: 14.82 MB / 494.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.002965/0.2417, allocations: 1.725 MB / 0.6306 GB, free: 13.09 MB / 494.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.004551/0.2463, allocations: 2.746 MB / 0.6332 GB, free: 10.33 MB / 494.1 MB Notification: Performance of NFPackage.collectConstants: time 0.001395/0.2477, allocations: 316 kB / 0.6335 GB, free: 10.02 MB / 494.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002855/0.2506, allocations: 1.26 MB / 0.6348 GB, free: 8.762 MB / 494.1 MB Notification: Performance of NFScalarize.scalarize: time 0.002261/0.2529, allocations: 1.828 MB / 0.6366 GB, free: 6.93 MB / 494.1 MB Notification: Performance of NFVerifyModel.verify: time 0.002569/0.2555, allocations: 1.746 MB / 0.6383 GB, free: 5.176 MB / 494.1 MB Notification: Performance of NFConvertDAE.convert: time 0.007137/0.2626, allocations: 6.586 MB / 0.6447 GB, free: 14.57 MB / 0.4981 GB Notification: Performance of FrontEnd - DAE generated: time 6.122e-06/0.2627, allocations: 0 / 0.6447 GB, free: 14.57 MB / 0.4981 GB Notification: Performance of FrontEnd: time 1.964e-06/0.2627, allocations: 0 / 0.6447 GB, free: 14.57 MB / 0.4981 GB Notification: Performance of Transformations before backend: time 0.0001763/0.2629, allocations: 4 kB / 0.6447 GB, free: 14.57 MB / 0.4981 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 871 * Number of variables: 871 Notification: Performance of Generate backend data structure: time 0.008586/0.2715, allocations: 3.465 MB / 0.6481 GB, free: 11.04 MB / 0.4981 GB Notification: Performance of prepare preOptimizeDAE: time 4.75e-05/0.2715, allocations: 12.03 kB / 0.6481 GB, free: 11.03 MB / 0.4981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01202/0.2835, allocations: 2.287 MB / 0.6503 GB, free: 8.734 MB / 0.4981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004735/0.2883, allocations: 1.986 MB / 0.6523 GB, free: 6.703 MB / 0.4981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002009/0.2886, allocations: 230.2 kB / 0.6525 GB, free: 6.477 MB / 0.4981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001158/0.2897, allocations: 304 kB / 0.6528 GB, free: 6.18 MB / 0.4981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01649/0.3062, allocations: 6.419 MB / 0.659 GB, free: 15.65 MB / 0.5137 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.939e-05/0.3064, allocations: 7.938 kB / 0.6591 GB, free: 15.64 MB / 0.5137 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004342/0.3068, allocations: 128 kB / 0.6592 GB, free: 15.52 MB / 0.5137 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004744/0.3073, allocations: 313.4 kB / 0.6595 GB, free: 15.21 MB / 0.5137 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01544/0.3227, allocations: 6.574 MB / 0.6659 GB, free: 8.617 MB / 0.5137 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03268/0.3555, allocations: 19 MB / 0.6844 GB, free: 5.102 MB / 0.5294 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008993/0.3645, allocations: 5.592 MB / 0.6899 GB, free: 15.15 MB / 0.545 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006533/0.3711, allocations: 3.049 MB / 0.6929 GB, free: 12.08 MB / 0.545 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003583/0.3715, allocations: 147 kB / 0.693 GB, free: 11.92 MB / 0.545 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.896e-05/0.3715, allocations: 64.5 kB / 0.6931 GB, free: 11.84 MB / 0.545 GB Notification: Performance of pre-optimization done (n=230): time 4.379e-06/0.3715, allocations: 0 / 0.6931 GB, free: 11.84 MB / 0.545 GB Warning: The linear system: 1 : line2.terminal_n.phase[1].v[2] - line2.terminal_p.phase[1].v[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] 2 : loadRL.load1.v[2] = line2.terminal_p.phase[1].v[2] - line2.terminal_p.phase[2].v[2] 3 : line2.terminal_n.phase[2].v[2] - line2.terminal_p.phase[2].v[2] = line2.Z21[1] * line2.i1[2] + line2.Z21[2] * line2.i1[1] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[1] * line2.i3[2] + line2.Z23[2] * line2.i3[1] 4 : transformer.conv1.terminal_p.v[2] = line2.terminal_n.phase[1].v[2] - line2.terminal_n.phase[2].v[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.terminal_n.phase[1].v[2] ; line2.terminal_n.phase[2].v[2] ; line2.terminal_p.phase[2].v[2] ; line2.terminal_p.phase[1].v[2] ] = [ line2.Z13[1] * line2.i3[2] + line2.Z11[2] * line2.i1[1] + line2.Z11[1] * line2.i1[2] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[2] * line2.i3[1] ; -loadRL.load1.v[2] ; line2.Z23[1] * line2.i3[2] + line2.Z21[2] * line2.i1[1] + line2.Z21[1] * line2.i1[2] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[2] * line2.i3[1] ; -transformer.conv1.terminal_p.v[2] ] might be structurally or numerically singular for variable line2.terminal_p.phase[1].v[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=307): time 0.446/0.8175, allocations: 29.73 MB / 0.7221 GB, free: 103.7 MB / 0.545 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.461e-05/0.8176, allocations: 240.2 kB / 0.7223 GB, free: 103.5 MB / 0.545 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002079/0.8197, allocations: 1.28 MB / 0.7236 GB, free: 103.3 MB / 0.545 GB Notification: Performance of collectPreVariables (initialization): time 0.0004923/0.8202, allocations: 77.05 kB / 0.7237 GB, free: 103.2 MB / 0.545 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006557/0.8209, allocations: 1.236 MB / 0.7249 GB, free: 102.3 MB / 0.545 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007812/0.8217, allocations: 1.034 MB / 0.7259 GB, free: 101.4 MB / 0.545 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001165/0.8228, allocations: 0.6131 MB / 0.7265 GB, free: 101.1 MB / 0.545 GB Notification: Performance of setup shared object (initialization): time 6.143e-05/0.8229, allocations: 303 kB / 0.7268 GB, free: 100.8 MB / 0.545 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00561/0.8285, allocations: 2.823 MB / 0.7295 GB, free: 99.32 MB / 0.545 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00581/0.8343, allocations: 3.497 MB / 0.7329 GB, free: 97.06 MB / 0.545 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01065/0.845, allocations: 6.531 MB / 0.7393 GB, free: 93.19 MB / 0.545 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.849e-05/0.8451, allocations: 3.969 kB / 0.7393 GB, free: 93.19 MB / 0.545 GB Warning: The linear system: 1 : line2.terminal_n.phase[1].v[2] - line2.terminal_p.phase[1].v[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] 2 : transformer.conv1.terminal_p.v[2] = line2.terminal_n.phase[1].v[2] - line2.terminal_n.phase[2].v[2] 3 : line2.terminal_n.phase[2].v[2] - line2.terminal_p.phase[2].v[2] = line2.Z21[1] * line2.i1[2] + line2.Z21[2] * line2.i1[1] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[1] * line2.i3[2] + line2.Z23[2] * line2.i3[1] 4 : loadRL.load1.v[2] = line2.terminal_p.phase[1].v[2] - line2.terminal_p.phase[2].v[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.terminal_p.phase[1].v[2] ; line2.terminal_p.phase[2].v[2] ; line2.terminal_n.phase[2].v[2] ; line2.terminal_n.phase[1].v[2] ] = [ line2.Z13[1] * line2.i3[2] + line2.Z11[2] * line2.i1[1] + line2.Z11[1] * line2.i1[2] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[2] * line2.i3[1] ; -transformer.conv1.terminal_p.v[2] ; line2.Z23[1] * line2.i3[2] + line2.Z21[2] * line2.i1[1] + line2.Z21[1] * line2.i1[2] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[2] * line2.i3[1] ; -loadRL.load1.v[2] ] might be structurally or numerically singular for variable line2.terminal_n.phase[1].v[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=408) (initialization): time 0.02393/0.869, allocations: 11.33 MB / 0.7504 GB, free: 83.52 MB / 0.545 GB Notification: Performance of prepare postOptimizeDAE: time 3.75e-05/0.869, allocations: 16 kB / 0.7504 GB, free: 83.51 MB / 0.545 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.902e-05/0.8691, allocations: 16 kB / 0.7504 GB, free: 83.49 MB / 0.545 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01838/0.8875, allocations: 5.745 MB / 0.756 GB, free: 77.73 MB / 0.545 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003663/0.8912, allocations: 0.9399 MB / 0.757 GB, free: 76.79 MB / 0.545 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03617/0.9274, allocations: 29.12 MB / 0.7854 GB, free: 47.28 MB / 0.545 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004068/0.9315, allocations: 0.5147 MB / 0.7859 GB, free: 46.77 MB / 0.545 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003112/0.9318, allocations: 143.9 kB / 0.786 GB, free: 46.62 MB / 0.545 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006522/0.9383, allocations: 3.97 MB / 0.7899 GB, free: 42.65 MB / 0.545 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005038/0.9434, allocations: 3.458 MB / 0.7933 GB, free: 38.93 MB / 0.545 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08234/1.026, allocations: 25.88 MB / 0.8186 GB, free: 12.7 MB / 0.545 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.943e-05/1.026, allocations: 8 kB / 0.8186 GB, free: 12.69 MB / 0.545 GB Warning: The linear system: 1 : transformer.conv1.terminal_p.v[2] = line2.terminal_n.phase[1].v[2] - line2.terminal_n.phase[2].v[2] 2 : line2.terminal_n.phase[2].v[2] - line2.terminal_p.phase[2].v[2] = line2.Z21[1] * line2.i1[2] + line2.Z21[2] * line2.i1[1] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[1] * line2.i3[2] + line2.Z23[2] * line2.i3[1] 3 : loadRL.load1.v[2] = line2.terminal_p.phase[1].v[2] - line2.terminal_p.phase[2].v[2] 4 : line2.terminal_n.phase[1].v[2] - line2.terminal_p.phase[1].v[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.terminal_n.phase[1].v[2] ; line2.terminal_p.phase[1].v[2] ; line2.terminal_p.phase[2].v[2] ; line2.terminal_n.phase[2].v[2] ] = [ -transformer.conv1.terminal_p.v[2] ; line2.Z23[1] * line2.i3[2] + line2.Z21[2] * line2.i1[1] + line2.Z21[1] * line2.i1[2] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[2] * line2.i3[1] ; -loadRL.load1.v[2] ; line2.Z13[1] * line2.i3[2] + line2.Z11[2] * line2.i1[1] + line2.Z11[1] * line2.i1[2] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[2] * line2.i3[1] ] might be structurally or numerically singular for variable line2.terminal_n.phase[2].v[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv3.terminal_p.v[1] = line2.terminal_n.phase[3].v[1] - line2.terminal_n.phase[1].v[1] 2 : line2.terminal_n.phase[1].v[1] - line2.terminal_p.phase[1].v[1] = line2.Z11[1] * line2.i1[1] + line2.Z12[1] * line2.i2[1] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] - line2.Z11[2] * line2.i1[2] 3 : loadRL.load3.v[1] = line2.terminal_p.phase[3].v[1] - line2.terminal_p.phase[1].v[1] 4 : line2.terminal_n.phase[3].v[1] - line2.terminal_p.phase[3].v[1] = line2.Z31[1] * line2.i1[1] + line2.Z32[1] * line2.i2[1] + line2.Z33[1] * line2.i3[1] - line2.Z33[2] * line2.i3[2] - line2.Z32[2] * line2.i2[2] - line2.Z31[2] * line2.i1[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.terminal_n.phase[3].v[1] ; line2.terminal_p.phase[3].v[1] ; line2.terminal_p.phase[1].v[1] ; line2.terminal_n.phase[1].v[1] ] = [ -transformer.conv3.terminal_p.v[1] ; line2.Z12[1] * line2.i2[1] + line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] - line2.Z11[2] * line2.i1[2] - line2.Z12[2] * line2.i2[2] - line2.Z13[2] * line2.i3[2] ; -loadRL.load3.v[1] ; line2.Z32[1] * line2.i2[1] + line2.Z31[1] * line2.i1[1] + line2.Z33[1] * line2.i3[1] - line2.Z31[2] * line2.i1[2] - line2.Z32[2] * line2.i2[2] - line2.Z33[2] * line2.i3[2] ] might be structurally or numerically singular for variable line2.terminal_n.phase[1].v[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=408) (initialization_lambda0): time 0.02247/1.048, allocations: 10.88 MB / 0.8292 GB, free: 1.668 MB / 0.545 GB Notification: Performance of prepare postOptimizeDAE: time 2.475e-05/1.048, allocations: 22.75 kB / 0.8292 GB, free: 1.648 MB / 0.545 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.465e-05/1.048, allocations: 21.31 kB / 0.8292 GB, free: 1.629 MB / 0.545 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01538/1.064, allocations: 4.464 MB / 0.8336 GB, free: 13.16 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004662/1.068, allocations: 0.9827 MB / 0.8346 GB, free: 12.18 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03785/1.106, allocations: 28.13 MB / 0.862 GB, free: 15.4 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00391/1.11, allocations: 0.4993 MB / 0.8625 GB, free: 14.9 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003969/1.111, allocations: 144.3 kB / 0.8627 GB, free: 14.76 MB / 0.5919 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[3].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i1[2] - line2.i3[2] 0.0 = (-line2.i2[1]) - line2.i1[1] - line2.i3[1]. 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 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (275): * Single equations (assignments): 272 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,56,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(13,53)} Notification: Performance of prepare postOptimizeDAE: time 0.0009694/1.112, allocations: 379.5 kB / 0.863 GB, free: 14.38 MB / 0.5919 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005568/1.112, allocations: 206.6 kB / 0.8632 GB, free: 14.18 MB / 0.5919 GB Warning: The linear system: 1 : line2.terminal_n.phase[1].v[2] - line2.terminal_p.phase[1].v[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] 2 : loadRL.load1.v[2] = line2.terminal_p.phase[1].v[2] - line2.terminal_p.phase[2].v[2] 3 : line2.terminal_n.phase[2].v[2] - line2.terminal_p.phase[2].v[2] = line2.Z21[1] * line2.i1[2] + line2.Z21[2] * line2.i1[1] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[1] * line2.i3[2] + line2.Z23[2] * line2.i3[1] 4 : transformer.conv1.terminal_p.v[2] = line2.terminal_n.phase[1].v[2] - line2.terminal_n.phase[2].v[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.terminal_n.phase[1].v[2] ; line2.terminal_n.phase[2].v[2] ; line2.terminal_p.phase[2].v[2] ; line2.terminal_p.phase[1].v[2] ] = [ line2.Z13[1] * line2.i3[2] + line2.Z11[2] * line2.i1[1] + line2.Z11[1] * line2.i1[2] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[2] * line2.i3[1] ; -loadRL.load1.v[2] ; line2.Z23[1] * line2.i3[2] + line2.Z21[2] * line2.i1[1] + line2.Z21[1] * line2.i1[2] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[2] * line2.i3[1] ; -transformer.conv1.terminal_p.v[2] ] might be structurally or numerically singular for variable line2.terminal_p.phase[1].v[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02789/1.14, allocations: 11.49 MB / 0.8744 GB, free: 2.566 MB / 0.5919 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.09e-05/1.14, allocations: 34.06 kB / 0.8745 GB, free: 2.535 MB / 0.5919 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.91e-05/1.14, allocations: 19.98 kB / 0.8745 GB, free: 2.516 MB / 0.5919 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.401e-05/1.14, allocations: 15.95 kB / 0.8745 GB, free: 2.5 MB / 0.5919 GB Warning: The linear system: 1 : line2.terminal_n.phase[2].v[2] - line2.terminal_p.phase[2].v[2] = line2.Z21[1] * line2.i1[2] + line2.Z21[2] * line2.i1[1] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[1] * line2.i3[2] + line2.Z23[2] * line2.i3[1] 2 : transformer.conv1.terminal_p.v[2] = line2.terminal_n.phase[1].v[2] - line2.terminal_n.phase[2].v[2] 3 : line2.terminal_n.phase[1].v[2] - line2.terminal_p.phase[1].v[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] 4 : loadRL.load1.v[2] = line2.terminal_p.phase[1].v[2] - line2.terminal_p.phase[2].v[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.terminal_p.phase[2].v[2] ; line2.terminal_p.phase[1].v[2] ; line2.terminal_n.phase[1].v[2] ; line2.terminal_n.phase[2].v[2] ] = [ line2.Z23[1] * line2.i3[2] + line2.Z21[2] * line2.i1[1] + line2.Z21[1] * line2.i1[2] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[2] * line2.i3[1] ; -transformer.conv1.terminal_p.v[2] ; line2.Z13[1] * line2.i3[2] + line2.Z11[2] * line2.i1[1] + line2.Z11[1] * line2.i1[2] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[2] * line2.i3[1] ; -loadRL.load1.v[2] ] might be structurally or numerically singular for variable line2.terminal_n.phase[2].v[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03776/1.178, allocations: 17.27 MB / 0.8914 GB, free: 1 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.171e-05/1.178, allocations: 8 kB / 0.8914 GB, free: 0.9922 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003315/1.182, allocations: 0.7531 MB / 0.8921 GB, free: 244 kB / 0.6075 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01884/1.2, allocations: 5.311 MB / 0.8973 GB, free: 10.91 MB / 0.6231 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007077/1.201, allocations: 83.95 kB / 0.8974 GB, free: 10.83 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04292/1.244, allocations: 28.11 MB / 0.9248 GB, free: 14.26 MB / 0.6544 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.828e-06/1.244, allocations: 15.88 kB / 0.9248 GB, free: 14.24 MB / 0.6544 GB Warning: The linear system: 1 : line2.terminal_n.phase[2].v[2] - line2.terminal_p.phase[2].v[2] = line2.Z21[1] * line2.i1[2] + line2.Z21[2] * line2.i1[1] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[1] * line2.i3[2] + line2.Z23[2] * line2.i3[1] 2 : loadRL.load1.v[2] = line2.terminal_p.phase[1].v[2] - line2.terminal_p.phase[2].v[2] 3 : line2.terminal_n.phase[1].v[2] - line2.terminal_p.phase[1].v[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] 4 : transformer.conv1.terminal_p.v[2] = line2.terminal_n.phase[1].v[2] - line2.terminal_n.phase[2].v[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.terminal_n.phase[2].v[2] ; line2.terminal_n.phase[1].v[2] ; line2.terminal_p.phase[1].v[2] ; line2.terminal_p.phase[2].v[2] ] = [ line2.Z23[1] * line2.i3[2] + line2.Z21[2] * line2.i1[1] + line2.Z21[1] * line2.i1[2] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[2] * line2.i3[1] ; -loadRL.load1.v[2] ; line2.Z13[1] * line2.i3[2] + line2.Z11[2] * line2.i1[1] + line2.Z11[1] * line2.i1[2] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[2] * line2.i3[1] ; -transformer.conv1.terminal_p.v[2] ] might be structurally or numerically singular for variable line2.terminal_p.phase[2].v[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02687/1.271, allocations: 10.87 MB / 0.9355 GB, free: 3.086 MB / 0.6544 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002069/1.273, allocations: 0.7796 MB / 0.9362 GB, free: 2.285 MB / 0.6544 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006227/1.274, allocations: 59.98 kB / 0.9363 GB, free: 2.227 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003485/1.277, allocations: 0.4953 MB / 0.9368 GB, free: 1.73 MB / 0.6544 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009025/1.278, allocations: 258.6 kB / 0.937 GB, free: 1.473 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002563/1.278, allocations: 99.95 kB / 0.9371 GB, free: 1.375 MB / 0.6544 GB Notification: Performance of sorting global known variables: time 0.001364/1.28, allocations: 0.9201 MB / 0.938 GB, free: 460 kB / 0.6544 GB Notification: Performance of sort global known variables: time 2.61e-07/1.28, allocations: 0 / 0.938 GB, free: 460 kB / 0.6544 GB Notification: Performance of remove unused functions: time 0.00687/1.287, allocations: 1.824 MB / 0.9398 GB, free: 14.62 MB / 0.67 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 40 * 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 (173): * Single equations (assignments): 170 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,56,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,56)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0005382/1.287, allocations: 186.8 kB / 0.94 GB, free: 14.43 MB / 0.67 GB Notification: Performance of simCode: created initialization part: time 0.03004/1.317, allocations: 13.33 MB / 0.953 GB, free: 0.9883 MB / 0.67 GB Notification: Performance of simCode: created event and clocks part: time 1.415e-05/1.317, allocations: 4.812 kB / 0.953 GB, free: 0.9844 MB / 0.67 GB Notification: Performance of simCode: created simulation system equations: time 0.2945/1.612, allocations: 4.841 MB / 0.9577 GB, free: 214.4 MB / 0.67 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003596/1.616, allocations: 283.4 kB / 0.958 GB, free: 214.4 MB / 0.67 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02038/1.636, allocations: 9.521 MB / 0.9673 GB, free: 211 MB / 0.67 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004807/1.641, allocations: 2.7 MB / 0.9699 GB, free: 210.2 MB / 0.67 GB Notification: Performance of simCode: alias equations: time 0.008104/1.649, allocations: 1.66 MB / 0.9715 GB, free: 210.2 MB / 0.67 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001215/1.65, allocations: 167 kB / 0.9717 GB, free: 210.2 MB / 0.67 GB Notification: Performance of SimCode: time 1.312e-06/1.65, allocations: 0 / 0.9717 GB, free: 210.2 MB / 0.67 GB Notification: Performance of Templates: time 0.09357/1.744, allocations: 81.76 MB / 1.052 GB, free: 148.6 MB / 0.67 GB make -j1 -f Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.makefile (rm -f Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.pipe ; mkfifo Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.pipe ; head -c 1048576 < Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.pipe >> ../files/Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.sim & ./Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.pipe 2>&1)