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.BalancedStepUp.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.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001183/0.001183, allocations: 111.3 kB / 15.23 MB, free: 0.6602 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001678/0.001678, allocations: 192.1 kB / 16.13 MB, free: 6.652 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.66/1.66, allocations: 205.1 MB / 222 MB, free: 4.77 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.635/1.635, allocations: 251.7 MB / 0.5088 GB, free: 3.344 MB / 414.1 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 0.001423/0.001423, allocations: 63.91 kB / 0.6216 GB, free: 1.945 MB / 0.5137 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5092/0.5106, allocations: 104.7 MB / 0.7238 GB, free: 13.16 MB / 0.545 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01955/0.5302, allocations: 18.03 MB / 0.7414 GB, free: 11.06 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.01039/0.5406, allocations: 6.888 MB / 0.7482 GB, free: 4.148 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001542/0.5422, allocations: 47.88 kB / 0.7482 GB, free: 4.102 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.003479/0.5457, allocations: 1.342 MB / 0.7495 GB, free: 2.758 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.003924/0.5497, allocations: 1.331 MB / 0.7508 GB, free: 1.422 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.003299/0.553, allocations: 1.166 MB / 0.752 GB, free: 260 kB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.008487/0.5615, allocations: 8.479 MB / 0.7602 GB, free: 7.758 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01062/0.5722, allocations: 7.899 MB / 0.768 GB, free: 15.75 MB / 0.5919 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003496/0.5757, allocations: 1.963 MB / 0.7699 GB, free: 13.79 MB / 0.5919 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004683/0.5804, allocations: 3.054 MB / 0.7729 GB, free: 10.72 MB / 0.5919 GB Notification: Performance of NFPackage.collectConstants: time 0.0008959/0.5813, allocations: 364 kB / 0.7732 GB, free: 10.37 MB / 0.5919 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002687/0.584, allocations: 1.295 MB / 0.7745 GB, free: 9.07 MB / 0.5919 GB Notification: Performance of NFScalarize.scalarize: time 0.002258/0.5863, allocations: 2.09 MB / 0.7765 GB, free: 6.977 MB / 0.5919 GB Notification: Performance of NFVerifyModel.verify: time 0.002952/0.5892, allocations: 1.999 MB / 0.7785 GB, free: 4.969 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.007988/0.5973, allocations: 7.619 MB / 0.7859 GB, free: 13.33 MB / 0.6075 GB Notification: Performance of FrontEnd - DAE generated: time 5.861e-06/0.5973, allocations: 0 / 0.7859 GB, free: 13.33 MB / 0.6075 GB Notification: Performance of FrontEnd: time 1.703e-06/0.5973, allocations: 0 / 0.7859 GB, free: 13.33 MB / 0.6075 GB Notification: Performance of Transformations before backend: time 0.0001793/0.5975, allocations: 0 / 0.7859 GB, free: 13.33 MB / 0.6075 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 0.009441/0.6069, allocations: 3.792 MB / 0.7896 GB, free: 9.477 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 6.025e-05/0.607, allocations: 12.03 kB / 0.7896 GB, free: 9.465 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0119/0.6189, allocations: 2.341 MB / 0.7919 GB, free: 7.117 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004205/0.6231, allocations: 2.151 MB / 0.794 GB, free: 4.922 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000176/0.6233, allocations: 263.4 kB / 0.7943 GB, free: 4.664 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000694/0.624, allocations: 347.9 kB / 0.7946 GB, free: 4.324 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01341/0.6375, allocations: 7.095 MB / 0.8015 GB, free: 13.13 MB / 0.6231 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.1e-05/0.6376, allocations: 11.92 kB / 0.8015 GB, free: 13.12 MB / 0.6231 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004418/0.638, allocations: 151.9 kB / 0.8017 GB, free: 12.97 MB / 0.6231 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004624/0.6385, allocations: 330 kB / 0.802 GB, free: 12.64 MB / 0.6231 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01634/0.6548, allocations: 6.981 MB / 0.8088 GB, free: 5.648 MB / 0.6231 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03761/0.6925, allocations: 26.55 MB / 0.8347 GB, free: 8.93 MB / 0.6544 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008731/0.7013, allocations: 5 MB / 0.8396 GB, free: 3.629 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005999/0.7073, allocations: 2.593 MB / 0.8421 GB, free: 1.02 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002755/0.7076, allocations: 139 kB / 0.8423 GB, free: 0.8672 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.003e-05/0.7077, allocations: 52.56 kB / 0.8423 GB, free: 0.8047 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=208): time 3.927e-06/0.7077, allocations: 0 / 0.8423 GB, free: 0.8047 MB / 0.6544 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.conv2.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.conv2.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 0.09926/0.8069, allocations: 30.9 MB / 0.8725 GB, free: 1.816 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001313/0.8071, allocations: 235.6 kB / 0.8727 GB, free: 1.539 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002112/0.8092, allocations: 1.4 MB / 0.8741 GB, free: 132 kB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0005964/0.8099, allocations: 77.64 kB / 0.8742 GB, free: 48 kB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.001044/0.8109, allocations: 1.485 MB / 0.8756 GB, free: 14.54 MB / 0.7012 GB Notification: Performance of collectInitialBindings (initialization): time 0.00116/0.8121, allocations: 0.9203 MB / 0.8765 GB, free: 13.61 MB / 0.7012 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001168/0.8133, allocations: 0.6318 MB / 0.8771 GB, free: 12.96 MB / 0.7012 GB Notification: Performance of setup shared object (initialization): time 0.0001325/0.8134, allocations: 301.1 kB / 0.8774 GB, free: 12.67 MB / 0.7012 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005499/0.8189, allocations: 2.674 MB / 0.88 GB, free: 9.984 MB / 0.7012 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006145/0.8251, allocations: 3.548 MB / 0.8835 GB, free: 6.059 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0121/0.8372, allocations: 6.383 MB / 0.8897 GB, free: 15.28 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.88e-05/0.8373, allocations: 8 kB / 0.8897 GB, free: 15.27 MB / 0.7169 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.conv2.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.conv2.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 0.02732/0.8646, allocations: 10.95 MB / 0.9004 GB, free: 4.211 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 5.111e-05/0.8647, allocations: 16 kB / 0.9004 GB, free: 4.195 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.096e-05/0.8648, allocations: 24 kB / 0.9005 GB, free: 4.172 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.4932/1.358, allocations: 5.472 MB / 0.9058 GB, free: 163.6 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004655/1.363, allocations: 0.9864 MB / 0.9068 GB, free: 163.6 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05135/1.414, allocations: 25.74 MB / 0.9319 GB, free: 151.1 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005981/1.42, allocations: 0.5497 MB / 0.9325 GB, free: 151 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006708/1.421, allocations: 150.2 kB / 0.9326 GB, free: 151 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01081/1.432, allocations: 3.963 MB / 0.9365 GB, free: 149.7 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.008075/1.44, allocations: 3.515 MB / 0.9399 GB, free: 147.3 MB / 0.7169 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.119/1.559, allocations: 24.56 MB / 0.9639 GB, free: 122.3 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.965e-05/1.559, allocations: 8 kB / 0.9639 GB, free: 122.3 MB / 0.7169 GB Warning: The linear system: 1 : transformer.conv1.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.conv1.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ] = [ -loadRL.load1.v[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] ; -transformer.conv2.V2[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_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_lambda0): time 0.02125/1.58, allocations: 10.49 MB / 0.9741 GB, free: 111.8 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 3.884e-05/1.58, allocations: 16 kB / 0.9741 GB, free: 111.8 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.234e-05/1.58, allocations: 24 kB / 0.9742 GB, free: 111.8 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01281/1.593, allocations: 4.243 MB / 0.9783 GB, free: 107.5 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004124/1.597, allocations: 1.037 MB / 0.9793 GB, free: 106.5 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02594/1.623, allocations: 24.96 MB / 1.004 GB, free: 80.88 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004211/1.627, allocations: 0.5379 MB / 1.004 GB, free: 80.35 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004998/1.628, allocations: 148 kB / 1.004 GB, free: 80.2 MB / 0.7169 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.i1[2]) - line2.i2[2] - line2.i3[2] 0.0 = (-line2.i1[1]) - line2.i2[1] - line2.i3[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 0.001054/1.629, allocations: 391.2 kB / 1.005 GB, free: 79.83 MB / 0.7169 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005604/1.63, allocations: 209.3 kB / 1.005 GB, free: 79.62 MB / 0.7169 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[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] ; -transformer.conv2.V2[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] ; -loadRL.load1.v[1] ] 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 wrapFunctionCalls (simulation): time 0.02229/1.652, allocations: 10.16 MB / 1.015 GB, free: 69.39 MB / 0.7169 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.658e-05/1.652, allocations: 28 kB / 1.015 GB, free: 69.36 MB / 0.7169 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.803e-05/1.652, allocations: 12 kB / 1.015 GB, free: 69.35 MB / 0.7169 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.08e-05/1.652, allocations: 15.95 kB / 1.015 GB, free: 69.33 MB / 0.7169 GB Warning: The linear system: 1 : 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] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : 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] 4 : transformer.conv2.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.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[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] ; -loadRL.load1.v[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] ; -transformer.conv2.V2[1] ] 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 0.03079/1.683, allocations: 16.34 MB / 1.031 GB, free: 52.84 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.543e-05/1.683, allocations: 8 kB / 1.031 GB, free: 52.83 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003186/1.686, allocations: 0.7374 MB / 1.032 GB, free: 52.09 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01566/1.702, allocations: 5.095 MB / 1.037 GB, free: 46.98 MB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005861/1.702, allocations: 79.94 kB / 1.037 GB, free: 46.9 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02897/1.731, allocations: 24.8 MB / 1.061 GB, free: 21.63 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.089e-05/1.731, allocations: 15.97 kB / 1.061 GB, free: 21.62 MB / 0.7169 GB Warning: The linear system: 1 : 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] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : 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] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[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.conv2.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] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02196/1.753, allocations: 10.12 MB / 1.071 GB, free: 11.25 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001673/1.755, allocations: 0.718 MB / 1.071 GB, free: 10.51 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003768/1.755, allocations: 56.5 kB / 1.072 GB, free: 10.46 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002902/1.758, allocations: 0.5031 MB / 1.072 GB, free: 9.953 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007792/1.759, allocations: 230.3 kB / 1.072 GB, free: 9.73 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000199/1.759, allocations: 91.95 kB / 1.072 GB, free: 9.641 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.001045/1.76, allocations: 0.945 MB / 1.073 GB, free: 8.691 MB / 0.7169 GB Notification: Performance of sort global known variables: time 1.1e-07/1.76, allocations: 4 kB / 1.073 GB, free: 8.688 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.005895/1.766, allocations: 1.82 MB / 1.075 GB, free: 6.867 MB / 0.7169 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 0.0003936/1.767, allocations: 184.4 kB / 1.075 GB, free: 6.684 MB / 0.7169 GB Notification: Performance of simCode: created initialization part: time 0.02493/1.792, allocations: 12.35 MB / 1.087 GB, free: 10.23 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.512e-05/1.792, allocations: 4 kB / 1.087 GB, free: 10.23 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.01052/1.802, allocations: 4.384 MB / 1.092 GB, free: 5.809 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002547/1.805, allocations: 261.8 kB / 1.092 GB, free: 5.555 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02675/1.832, allocations: 11.05 MB / 1.103 GB, free: 10.38 MB / 0.7481 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003744/1.835, allocations: 2.837 MB / 1.105 GB, free: 7.508 MB / 0.7481 GB Notification: Performance of simCode: alias equations: time 0.004992/1.84, allocations: 1.637 MB / 1.107 GB, free: 5.867 MB / 0.7481 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006396/1.841, allocations: 171.3 kB / 1.107 GB, free: 5.699 MB / 0.7481 GB Notification: Performance of SimCode: time 1.102e-06/1.841, allocations: 0 / 1.107 GB, free: 5.699 MB / 0.7481 GB Notification: Performance of Templates: time 0.1298/1.971, allocations: 74.59 MB / 1.18 GB, free: 11.3 MB / 0.8262 GB make -j1 -f Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)