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.BalancedStepDown.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.BalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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 0.2155/0.2174, allocations: 80.83 MB / 0.5897 GB, free: 7.078 MB / 446.1 MB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD): time 0.0197/0.2371, allocations: 16.03 MB / 0.6054 GB, free: 6.973 MB / 462.1 MB Notification: Performance of NFInst.instExpressions: time 0.01294/0.2501, allocations: 6.611 MB / 0.6118 GB, free: 352 kB / 462.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.003023/0.2532, allocations: 39.88 kB / 0.6119 GB, free: 312 kB / 462.1 MB Notification: Performance of NFTyping.typeComponents: time 0.003665/0.257, allocations: 1.039 MB / 0.6129 GB, free: 15.27 MB / 478.1 MB Notification: Performance of NFTyping.typeBindings: time 0.004377/0.2614, allocations: 1.261 MB / 0.6141 GB, free: 14 MB / 478.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.003462/0.2649, allocations: 1.127 MB / 0.6152 GB, free: 12.87 MB / 478.1 MB Notification: Performance of NFFlatten.flatten: time 0.00809/0.273, allocations: 7.552 MB / 0.6226 GB, free: 5.305 MB / 478.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.009268/0.2823, allocations: 6.249 MB / 0.6287 GB, free: 14.99 MB / 494.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003563/0.2859, allocations: 1.721 MB / 0.6304 GB, free: 13.27 MB / 494.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.004236/0.2901, allocations: 2.723 MB / 0.633 GB, free: 10.54 MB / 494.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0006593/0.2908, allocations: 320 kB / 0.6333 GB, free: 10.22 MB / 494.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002748/0.2936, allocations: 1.256 MB / 0.6346 GB, free: 8.965 MB / 494.1 MB Notification: Performance of NFScalarize.scalarize: time 0.00204/0.2956, allocations: 1.824 MB / 0.6363 GB, free: 7.137 MB / 494.1 MB Notification: Performance of NFVerifyModel.verify: time 0.002126/0.2977, allocations: 1.731 MB / 0.638 GB, free: 5.398 MB / 494.1 MB Notification: Performance of NFConvertDAE.convert: time 0.007365/0.3051, allocations: 6.548 MB / 0.6444 GB, free: 14.83 MB / 0.4981 GB Notification: Performance of FrontEnd - DAE generated: time 8.095e-06/0.3052, allocations: 4 kB / 0.6444 GB, free: 14.83 MB / 0.4981 GB Notification: Performance of FrontEnd: time 1.503e-06/0.3052, allocations: 0 / 0.6444 GB, free: 14.83 MB / 0.4981 GB Notification: Performance of Transformations before backend: time 0.0001639/0.3053, allocations: 0 / 0.6444 GB, free: 14.83 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: 860 * Number of variables: 860 Notification: Performance of Generate backend data structure: time 0.009378/0.3147, allocations: 3.422 MB / 0.6478 GB, free: 11.34 MB / 0.4981 GB Notification: Performance of prepare preOptimizeDAE: time 6.677e-05/0.3148, allocations: 8.031 kB / 0.6478 GB, free: 11.34 MB / 0.4981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01213/0.3269, allocations: 2.291 MB / 0.65 GB, free: 9.039 MB / 0.4981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005365/0.3324, allocations: 1.975 MB / 0.6519 GB, free: 7.02 MB / 0.4981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002469/0.3326, allocations: 226.1 kB / 0.6522 GB, free: 6.797 MB / 0.4981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001108/0.3338, allocations: 300 kB / 0.6524 GB, free: 6.504 MB / 0.4981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01505/0.3488, allocations: 6.39 MB / 0.6587 GB, free: 0 / 0.4981 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.942e-05/0.349, allocations: 4.172 kB / 0.6587 GB, free: 15.99 MB / 0.5137 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000458/0.3494, allocations: 124 kB / 0.6588 GB, free: 15.87 MB / 0.5137 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004914/0.3499, allocations: 317.2 kB / 0.6591 GB, free: 15.56 MB / 0.5137 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0172/0.3671, allocations: 6.562 MB / 0.6655 GB, free: 8.98 MB / 0.5137 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03346/0.4007, allocations: 18.91 MB / 0.684 GB, free: 5.551 MB / 0.5294 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008524/0.4092, allocations: 5.603 MB / 0.6895 GB, free: 15.59 MB / 0.545 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006235/0.4155, allocations: 3.045 MB / 0.6924 GB, free: 12.52 MB / 0.545 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003099/0.4158, allocations: 135 kB / 0.6926 GB, free: 12.38 MB / 0.545 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.735e-05/0.4159, allocations: 64.56 kB / 0.6926 GB, free: 12.3 MB / 0.545 GB Notification: Performance of pre-optimization done (n=230): time 4.158e-06/0.4159, allocations: 0 / 0.6926 GB, free: 12.3 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 0.4871/0.903, allocations: 29.68 MB / 0.7216 GB, free: 103.9 MB / 0.545 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000189/0.9033, allocations: 239.7 kB / 0.7218 GB, free: 103.6 MB / 0.545 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002682/0.906, allocations: 1.242 MB / 0.7231 GB, free: 103.4 MB / 0.545 GB Notification: Performance of collectPreVariables (initialization): time 0.00085/0.9068, allocations: 74.7 kB / 0.7231 GB, free: 103.4 MB / 0.545 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008878/0.9077, allocations: 1.221 MB / 0.7243 GB, free: 102.4 MB / 0.545 GB Notification: Performance of collectInitialBindings (initialization): time 0.001769/0.9095, allocations: 1.034 MB / 0.7253 GB, free: 101.6 MB / 0.545 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001536/0.9111, allocations: 0.6136 MB / 0.7259 GB, free: 101.4 MB / 0.545 GB Notification: Performance of setup shared object (initialization): time 6.669e-05/0.9111, allocations: 301.1 kB / 0.7262 GB, free: 101.1 MB / 0.545 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006163/0.9173, allocations: 2.83 MB / 0.729 GB, free: 99.62 MB / 0.545 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007028/0.9244, allocations: 3.5 MB / 0.7324 GB, free: 97.35 MB / 0.545 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01182/0.9362, allocations: 6.521 MB / 0.7388 GB, free: 93.5 MB / 0.545 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.672e-05/0.9363, allocations: 7.875 kB / 0.7388 GB, free: 93.5 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 0.02665/0.963, allocations: 11.33 MB / 0.7498 GB, free: 84.11 MB / 0.545 GB Notification: Performance of prepare postOptimizeDAE: time 4.594e-05/0.963, allocations: 13.19 kB / 0.7499 GB, free: 84.09 MB / 0.545 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.395e-05/0.9631, allocations: 16 kB / 0.7499 GB, free: 84.08 MB / 0.545 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01941/0.9825, allocations: 5.748 MB / 0.7555 GB, free: 78.32 MB / 0.545 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004168/0.9867, allocations: 0.9361 MB / 0.7564 GB, free: 77.38 MB / 0.545 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04246/1.029, allocations: 29.12 MB / 0.7848 GB, free: 47.87 MB / 0.545 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004365/1.034, allocations: 0.512 MB / 0.7853 GB, free: 47.36 MB / 0.545 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008454/1.035, allocations: 135.9 kB / 0.7855 GB, free: 47.23 MB / 0.545 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008929/1.043, allocations: 3.973 MB / 0.7893 GB, free: 43.25 MB / 0.545 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006646/1.05, allocations: 3.458 MB / 0.7927 GB, free: 39.53 MB / 0.545 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08582/1.136, allocations: 25.89 MB / 0.818 GB, free: 13.29 MB / 0.545 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.256e-05/1.136, allocations: 4 kB / 0.818 GB, free: 13.29 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 0.02337/1.159, allocations: 10.89 MB / 0.8286 GB, free: 2.258 MB / 0.545 GB Notification: Performance of prepare postOptimizeDAE: time 2.851e-05/1.159, allocations: 20.03 kB / 0.8287 GB, free: 2.238 MB / 0.545 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.198e-05/1.16, allocations: 16 kB / 0.8287 GB, free: 2.223 MB / 0.545 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01454/1.174, allocations: 4.455 MB / 0.833 GB, free: 13.75 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004427/1.179, allocations: 0.9872 MB / 0.834 GB, free: 12.76 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03754/1.216, allocations: 28.11 MB / 0.8614 GB, free: 4 kB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004404/1.221, allocations: 0.5089 MB / 0.8619 GB, free: 15.5 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005249/1.221, allocations: 143.9 kB / 0.8621 GB, free: 15.36 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 0.001064/1.222, allocations: 379.9 kB / 0.8624 GB, free: 14.98 MB / 0.5919 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000607/1.223, allocations: 190.4 kB / 0.8626 GB, free: 14.79 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 0.02765/1.25, allocations: 11.49 MB / 0.8738 GB, free: 3.176 MB / 0.5919 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.008e-05/1.251, allocations: 32 kB / 0.8739 GB, free: 3.145 MB / 0.5919 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.154e-05/1.251, allocations: 16 kB / 0.8739 GB, free: 3.129 MB / 0.5919 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0001131/1.251, allocations: 19.94 kB / 0.8739 GB, free: 3.109 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 0.04005/1.291, allocations: 17.26 MB / 0.8908 GB, free: 1.629 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.812e-05/1.291, allocations: 8 kB / 0.8908 GB, free: 1.621 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0035/1.294, allocations: 0.7494 MB / 0.8915 GB, free: 0.8711 MB / 0.6075 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01821/1.313, allocations: 5.313 MB / 0.8967 GB, free: 11.54 MB / 0.6231 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006993/1.313, allocations: 83.95 kB / 0.8968 GB, free: 11.46 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04102/1.354, allocations: 28.12 MB / 0.9242 GB, free: 14.88 MB / 0.6544 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.288e-05/1.354, allocations: 11.94 kB / 0.9242 GB, free: 14.87 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 0.02594/1.38, allocations: 10.85 MB / 0.9348 GB, free: 3.723 MB / 0.6544 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002087/1.382, allocations: 0.7796 MB / 0.9356 GB, free: 2.922 MB / 0.6544 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004603/1.383, allocations: 56 kB / 0.9356 GB, free: 2.867 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003236/1.386, allocations: 0.5031 MB / 0.9361 GB, free: 2.363 MB / 0.6544 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009296/1.387, allocations: 258.6 kB / 0.9364 GB, free: 2.105 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002453/1.387, allocations: 99.95 kB / 0.9365 GB, free: 2.008 MB / 0.6544 GB Notification: Performance of sorting global known variables: time 0.001237/1.389, allocations: 0.8874 MB / 0.9373 GB, free: 1.113 MB / 0.6544 GB Notification: Performance of sort global known variables: time 1.5e-07/1.389, allocations: 0 / 0.9373 GB, free: 1.113 MB / 0.6544 GB Notification: Performance of remove unused functions: time 0.0067/1.395, allocations: 1.82 MB / 0.9391 GB, free: 15.29 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 0.0004348/1.396, allocations: 179.9 kB / 0.9393 GB, free: 15.11 MB / 0.67 GB Notification: Performance of simCode: created initialization part: time 0.03078/1.427, allocations: 13.33 MB / 0.9523 GB, free: 1.664 MB / 0.67 GB Notification: Performance of simCode: created event and clocks part: time 2.169e-05/1.427, allocations: 0 / 0.9523 GB, free: 1.664 MB / 0.67 GB Notification: Performance of simCode: created simulation system equations: time 0.3695/1.796, allocations: 4.844 MB / 0.957 GB, free: 214.5 MB / 0.67 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002936/1.799, allocations: 264.4 kB / 0.9573 GB, free: 214.5 MB / 0.67 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01939/1.819, allocations: 9.461 MB / 0.9665 GB, free: 211.2 MB / 0.67 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004818/1.824, allocations: 2.689 MB / 0.9692 GB, free: 210.4 MB / 0.67 GB Notification: Performance of simCode: alias equations: time 0.006099/1.83, allocations: 1.661 MB / 0.9708 GB, free: 210.3 MB / 0.67 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007945/1.831, allocations: 164.9 kB / 0.9709 GB, free: 210.3 MB / 0.67 GB Notification: Performance of SimCode: time 1.964e-06/1.831, allocations: 0 / 0.9709 GB, free: 210.3 MB / 0.67 GB Notification: Performance of Templates: time 0.1096/1.94, allocations: 81.23 MB / 1.05 GB, free: 149.8 MB / 0.67 GB make -j1 -f Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD.makefile (rm -f Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD.pipe ; mkfifo Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD.pipe ; head -c 1048576 < Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD.pipe >> ../files/Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD.sim & ./Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD.pipe 2>&1)