Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.007171/0.007171, allocations: 103.2 kB / 15.73 MB, free: 6.004 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001235/0.001235, allocations: 190.6 kB / 16.67 MB, free: 5.93 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.599/1.599, allocations: 205.1 MB / 222.5 MB, free: 12.22 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.5/1.5, allocations: 251.7 MB / 0.5094 GB, free: 412 kB / 430.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001627/0.001628, allocations: 67.91 kB / 0.7259 GB, free: 4.582 MB / 0.5606 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.834/0.8356, allocations: 104.7 MB / 0.8281 GB, free: 2.609 MB / 0.6231 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02263/0.8583, allocations: 18.15 MB / 0.8459 GB, free: 404 kB / 0.6387 GB Notification: Performance of NFInst.instExpressions: time 0.01347/0.8719, allocations: 6.848 MB / 0.8525 GB, free: 9.527 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002736/0.8747, allocations: 55.88 kB / 0.8526 GB, free: 9.473 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.004525/0.8792, allocations: 1.457 MB / 0.854 GB, free: 8.012 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.005261/0.8845, allocations: 1.393 MB / 0.8554 GB, free: 6.613 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.004461/0.889, allocations: 1.29 MB / 0.8566 GB, free: 5.324 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.008998/0.898, allocations: 5.425 MB / 0.8619 GB, free: 15.89 MB / 0.67 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009216/0.9073, allocations: 7.068 MB / 0.8688 GB, free: 8.707 MB / 0.67 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004767/0.9121, allocations: 2.334 MB / 0.8711 GB, free: 6.367 MB / 0.67 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005453/0.9176, allocations: 2.961 MB / 0.874 GB, free: 3.395 MB / 0.67 GB Notification: Performance of NFPackage.collectConstants: time 0.001123/0.9187, allocations: 0.5117 MB / 0.8745 GB, free: 2.883 MB / 0.67 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003239/0.922, allocations: 1.252 MB / 0.8757 GB, free: 1.629 MB / 0.67 GB Notification: Performance of NFScalarize.scalarize: time 0.002829/0.9248, allocations: 2.238 MB / 0.8779 GB, free: 15.39 MB / 0.6856 GB Notification: Performance of NFVerifyModel.verify: time 0.002959/0.9278, allocations: 2.171 MB / 0.88 GB, free: 13.21 MB / 0.6856 GB Notification: Performance of NFConvertDAE.convert: time 0.008777/0.9366, allocations: 7.719 MB / 0.8876 GB, free: 5.469 MB / 0.6856 GB Notification: Performance of FrontEnd - DAE generated: time 6.762e-06/0.9366, allocations: 0 / 0.8876 GB, free: 5.469 MB / 0.6856 GB Notification: Performance of FrontEnd: time 2.264e-06/0.9366, allocations: 0 / 0.8876 GB, free: 5.469 MB / 0.6856 GB Notification: Performance of Transformations before backend: time 0.0002116/0.9368, allocations: 0 / 0.8876 GB, free: 5.469 MB / 0.6856 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.009395/0.9462, allocations: 3.788 MB / 0.8913 GB, free: 1.621 MB / 0.6856 GB Notification: Performance of prepare preOptimizeDAE: time 4.546e-05/0.9463, allocations: 12.03 kB / 0.8913 GB, free: 1.609 MB / 0.6856 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01279/0.9591, allocations: 2.329 MB / 0.8936 GB, free: 15.27 MB / 0.7012 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005994/0.9651, allocations: 2.175 MB / 0.8957 GB, free: 13.05 MB / 0.7012 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002315/0.9654, allocations: 267.4 kB / 0.8959 GB, free: 12.79 MB / 0.7012 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001331/0.9668, allocations: 351.9 kB / 0.8963 GB, free: 12.45 MB / 0.7012 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01702/0.9838, allocations: 7.091 MB / 0.9032 GB, free: 5.254 MB / 0.7012 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.503e-05/0.9839, allocations: 4 kB / 0.9032 GB, free: 5.25 MB / 0.7012 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005604/0.9845, allocations: 155.9 kB / 0.9033 GB, free: 5.098 MB / 0.7012 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005022/0.985, allocations: 330 kB / 0.9037 GB, free: 4.773 MB / 0.7012 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01779/1.003, allocations: 6.985 MB / 0.9105 GB, free: 13.78 MB / 0.7169 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 0.04373/1.047, allocations: 26.33 MB / 0.9362 GB, free: 1.266 MB / 0.7325 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00923/1.056, allocations: 4.984 MB / 0.9411 GB, free: 11.98 MB / 0.7481 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006304/1.062, allocations: 2.616 MB / 0.9436 GB, free: 9.34 MB / 0.7481 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002944/1.063, allocations: 135 kB / 0.9438 GB, free: 9.191 MB / 0.7481 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.149e-05/1.063, allocations: 60.56 kB / 0.9438 GB, free: 9.121 MB / 0.7481 GB Notification: Performance of pre-optimization done (n=208): time 4.439e-06/1.063, allocations: 0 / 0.9438 GB, free: 9.121 MB / 0.7481 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.1037/1.166, allocations: 30.92 MB / 0.974 GB, free: 10.12 MB / 0.7794 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000137/1.167, allocations: 243.5 kB / 0.9742 GB, free: 9.832 MB / 0.7794 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002036/1.169, allocations: 1.4 MB / 0.9756 GB, free: 8.422 MB / 0.7794 GB Notification: Performance of collectPreVariables (initialization): time 0.0005777/1.169, allocations: 69.7 kB / 0.9757 GB, free: 8.348 MB / 0.7794 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009721/1.17, allocations: 1.485 MB / 0.9771 GB, free: 6.84 MB / 0.7794 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009697/1.171, allocations: 0.9203 MB / 0.978 GB, free: 5.906 MB / 0.7794 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001042/1.172, allocations: 0.6279 MB / 0.9786 GB, free: 5.27 MB / 0.7794 GB Notification: Performance of setup shared object (initialization): time 9.617e-05/1.172, allocations: 305.1 kB / 0.9789 GB, free: 4.969 MB / 0.7794 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005671/1.178, allocations: 2.67 MB / 0.9815 GB, free: 2.289 MB / 0.7794 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006267/1.184, allocations: 3.556 MB / 0.985 GB, free: 14.36 MB / 0.795 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01231/1.197, allocations: 6.387 MB / 0.9912 GB, free: 7.57 MB / 0.795 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.166e-05/1.197, allocations: 8 kB / 0.9912 GB, free: 7.562 MB / 0.795 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.02861/1.225, allocations: 10.99 MB / 1.002 GB, free: 12.46 MB / 0.8106 GB Notification: Performance of prepare postOptimizeDAE: time 4.741e-05/1.225, allocations: 16 kB / 1.002 GB, free: 12.45 MB / 0.8106 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.065e-05/1.225, allocations: 24 kB / 1.002 GB, free: 12.43 MB / 0.8106 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01964/1.245, allocations: 5.458 MB / 1.007 GB, free: 6.953 MB / 0.8106 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004584/1.25, allocations: 0.9828 MB / 1.008 GB, free: 5.969 MB / 0.8106 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04397/1.294, allocations: 28.15 MB / 1.036 GB, free: 9.355 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00472/1.298, allocations: 0.5497 MB / 1.036 GB, free: 8.805 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005215/1.299, allocations: 148 kB / 1.036 GB, free: 8.66 MB / 0.8419 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007982/1.307, allocations: 3.972 MB / 1.04 GB, free: 4.68 MB / 0.8419 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006272/1.313, allocations: 3.513 MB / 1.044 GB, free: 0.7891 MB / 0.8419 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09053/1.404, allocations: 24.56 MB / 1.068 GB, free: 7.719 MB / 0.8731 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.388e-05/1.404, allocations: 8 kB / 1.068 GB, free: 7.711 MB / 0.8731 GB Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[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.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv3.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 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 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[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.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.0263/1.43, allocations: 10.5 MB / 1.078 GB, free: 13.07 MB / 0.8887 GB Notification: Performance of prepare postOptimizeDAE: time 3.929e-05/1.43, allocations: 16 kB / 1.078 GB, free: 13.05 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.243e-05/1.43, allocations: 27.94 kB / 1.078 GB, free: 13.02 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01515/1.445, allocations: 4.249 MB / 1.082 GB, free: 8.762 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004608/1.45, allocations: 1.03 MB / 1.083 GB, free: 7.73 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.6063/2.056, allocations: 27.09 MB / 1.11 GB, free: 253.5 MB / 0.9044 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005277/2.062, allocations: 0.5381 MB / 1.11 GB, free: 253.5 MB / 0.9044 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000731/2.063, allocations: 151 kB / 1.11 GB, free: 253.5 MB / 0.9044 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[2].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.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * 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 (301): * Single equations (assignments): 298 * 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%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.001146/2.064, allocations: 394.3 kB / 1.111 GB, free: 253.3 MB / 0.9044 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007415/2.064, allocations: 200.1 kB / 1.111 GB, free: 253.3 MB / 0.9044 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02575/2.09, allocations: 10.16 MB / 1.121 GB, free: 251.6 MB / 0.9044 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.653e-05/2.09, allocations: 27.28 kB / 1.121 GB, free: 251.6 MB / 0.9044 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.014e-05/2.09, allocations: 15.81 kB / 1.121 GB, free: 251.6 MB / 0.9044 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.634e-05/2.09, allocations: 13.31 kB / 1.121 GB, free: 251.6 MB / 0.9044 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[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.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03516/2.126, allocations: 16.26 MB / 1.137 GB, free: 245 MB / 0.9044 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.286e-05/2.126, allocations: 6.969 kB / 1.137 GB, free: 245 MB / 0.9044 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003418/2.129, allocations: 0.7325 MB / 1.137 GB, free: 244.3 MB / 0.9044 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0169/2.146, allocations: 5.096 MB / 1.142 GB, free: 239.2 MB / 0.9044 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007164/2.147, allocations: 79.75 kB / 1.143 GB, free: 239.2 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.034/2.181, allocations: 27.21 MB / 1.169 GB, free: 211.8 MB / 0.9044 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.076e-05/2.181, allocations: 16.03 kB / 1.169 GB, free: 211.8 MB / 0.9044 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[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.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02347/2.204, allocations: 10.1 MB / 1.179 GB, free: 201.5 MB / 0.9044 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002331/2.207, allocations: 0.7193 MB / 1.18 GB, free: 200.7 MB / 0.9044 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005019/2.207, allocations: 58.23 kB / 1.18 GB, free: 200.7 MB / 0.9044 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00349/2.211, allocations: 0.5031 MB / 1.18 GB, free: 200.2 MB / 0.9044 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00086/2.212, allocations: 222.4 kB / 1.18 GB, free: 200 MB / 0.9044 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002358/2.212, allocations: 91.95 kB / 1.181 GB, free: 199.9 MB / 0.9044 GB Notification: Performance of sorting global known variables: time 0.001233/2.213, allocations: 0.9489 MB / 1.181 GB, free: 198.9 MB / 0.9044 GB Notification: Performance of sort global known variables: time 1.6e-07/2.213, allocations: 3.938 kB / 1.181 GB, free: 198.9 MB / 0.9044 GB Notification: Performance of remove unused functions: time 0.00697/2.22, allocations: 1.824 MB / 1.183 GB, free: 197.1 MB / 0.9044 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 (165): * Single equations (assignments): 162 * 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 {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0005772/2.221, allocations: 179.2 kB / 1.183 GB, free: 196.9 MB / 0.9044 GB Notification: Performance of simCode: created initialization part: time 0.02689/2.248, allocations: 12.41 MB / 1.196 GB, free: 184.4 MB / 0.9044 GB Notification: Performance of simCode: created event and clocks part: time 1.763e-05/2.248, allocations: 4 kB / 1.196 GB, free: 184.4 MB / 0.9044 GB Notification: Performance of simCode: created simulation system equations: time 0.0103/2.258, allocations: 4.428 MB / 1.2 GB, free: 179.9 MB / 0.9044 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002415/2.26, allocations: 263.9 kB / 1.2 GB, free: 179.7 MB / 0.9044 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0202/2.281, allocations: 8.937 MB / 1.209 GB, free: 170.7 MB / 0.9044 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0029/2.284, allocations: 2.84 MB / 1.212 GB, free: 167.8 MB / 0.9044 GB Notification: Performance of simCode: alias equations: time 0.004049/2.288, allocations: 1.632 MB / 1.213 GB, free: 166.2 MB / 0.9044 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006006/2.288, allocations: 171.3 kB / 1.213 GB, free: 166 MB / 0.9044 GB Notification: Performance of SimCode: time 1.313e-06/2.288, allocations: 0 / 1.213 GB, free: 166 MB / 0.9044 GB Notification: Performance of Templates: time 0.09948/2.388, allocations: 78.26 MB / 1.29 GB, free: 87.94 MB / 0.9044 GB make -j1 -f Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)