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 0.001736/0.001736, allocations: 108 kB / 15.6 MB, free: 132 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002362/0.002362, allocations: 193.1 kB / 16.53 MB, free: 6.391 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.578/1.578, allocations: 205.1 MB / 222.4 MB, free: 4.559 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 1.793/1.793, allocations: 251.7 MB / 0.5092 GB, free: 3.195 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 0.00183/0.001831, allocations: 63.91 kB / 0.6223 GB, free: 1.484 MB / 0.5137 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.6204/0.6223, allocations: 104.7 MB / 0.7245 GB, free: 12.93 MB / 0.545 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02269/0.645, allocations: 18.14 MB / 0.7423 GB, free: 10.72 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.01458/0.6596, allocations: 6.84 MB / 0.7489 GB, free: 3.855 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003183/0.6629, allocations: 55.88 kB / 0.749 GB, free: 3.801 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.004483/0.6674, allocations: 1.461 MB / 0.7504 GB, free: 2.336 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.004566/0.672, allocations: 1.401 MB / 0.7518 GB, free: 0.9297 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.004364/0.6764, allocations: 1.278 MB / 0.753 GB, free: 15.65 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.007324/0.6837, allocations: 5.438 MB / 0.7584 GB, free: 10.2 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01129/0.6951, allocations: 7.172 MB / 0.7654 GB, free: 2.914 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00452/0.6996, allocations: 2.341 MB / 0.7676 GB, free: 0.5664 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005271/0.7049, allocations: 2.949 MB / 0.7705 GB, free: 13.61 MB / 0.5919 GB Notification: Performance of NFPackage.collectConstants: time 0.001978/0.7069, allocations: 0.5117 MB / 0.771 GB, free: 13.1 MB / 0.5919 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004213/0.7112, allocations: 1.264 MB / 0.7723 GB, free: 11.83 MB / 0.5919 GB Notification: Performance of NFScalarize.scalarize: time 0.004294/0.7155, allocations: 2.226 MB / 0.7744 GB, free: 9.602 MB / 0.5919 GB Notification: Performance of NFVerifyModel.verify: time 0.005224/0.7207, allocations: 2.167 MB / 0.7765 GB, free: 7.426 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.01347/0.7342, allocations: 7.67 MB / 0.784 GB, free: 15.73 MB / 0.6075 GB Notification: Performance of FrontEnd - DAE generated: time 1.242e-05/0.7343, allocations: 7.875 kB / 0.784 GB, free: 15.73 MB / 0.6075 GB Notification: Performance of FrontEnd: time 3.877e-06/0.7343, allocations: 0 / 0.784 GB, free: 15.73 MB / 0.6075 GB Notification: Performance of Transformations before backend: time 0.0004417/0.7348, allocations: 0 / 0.784 GB, free: 15.73 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 0.01973/0.7545, allocations: 3.784 MB / 0.7877 GB, free: 11.88 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 9.565e-05/0.7547, allocations: 12.03 kB / 0.7878 GB, free: 11.87 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01424/0.7689, allocations: 2.341 MB / 0.79 GB, free: 9.523 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00612/0.7751, allocations: 2.143 MB / 0.7921 GB, free: 7.336 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003465/0.7754, allocations: 275.4 kB / 0.7924 GB, free: 7.066 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001988/0.7774, allocations: 347.8 kB / 0.7927 GB, free: 6.727 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02432/0.8018, allocations: 7.095 MB / 0.7997 GB, free: 15.53 MB / 0.6231 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002429/0.8021, allocations: 7.938 kB / 0.7997 GB, free: 15.52 MB / 0.6231 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001785/0.8039, allocations: 148 kB / 0.7998 GB, free: 15.38 MB / 0.6231 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006271/0.8045, allocations: 330 kB / 0.8001 GB, free: 15.05 MB / 0.6231 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0203/0.8248, allocations: 6.981 MB / 0.8069 GB, free: 8.062 MB / 0.6231 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 0.04457/0.8695, allocations: 26.55 MB / 0.8329 GB, free: 11.34 MB / 0.6544 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01058/0.8801, allocations: 4.988 MB / 0.8377 GB, free: 6.047 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006752/0.8869, allocations: 2.604 MB / 0.8403 GB, free: 3.426 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003963/0.8873, allocations: 127 kB / 0.8404 GB, free: 3.285 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.083e-05/0.8874, allocations: 60.55 kB / 0.8405 GB, free: 3.215 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=208): time 4.959e-06/0.8874, allocations: 0 / 0.8405 GB, free: 3.215 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.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 0.1131/1.001, allocations: 30.9 MB / 0.8706 GB, free: 4.219 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001518/1.001, allocations: 243.5 kB / 0.8709 GB, free: 3.934 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002289/1.003, allocations: 1.396 MB / 0.8722 GB, free: 2.527 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0005453/1.004, allocations: 69.7 kB / 0.8723 GB, free: 2.453 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.00106/1.005, allocations: 1.489 MB / 0.8737 GB, free: 0.9414 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.001034/1.006, allocations: 0.9204 MB / 0.8746 GB, free: 8 kB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001104/1.007, allocations: 0.624 MB / 0.8753 GB, free: 15.38 MB / 0.7012 GB Notification: Performance of setup shared object (initialization): time 0.0001107/1.007, allocations: 309.1 kB / 0.8755 GB, free: 15.07 MB / 0.7012 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006096/1.013, allocations: 2.662 MB / 0.8782 GB, free: 12.4 MB / 0.7012 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006997/1.02, allocations: 3.556 MB / 0.8816 GB, free: 8.465 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01383/1.034, allocations: 6.383 MB / 0.8879 GB, free: 1.684 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.968e-05/1.034, allocations: 11.94 kB / 0.8879 GB, free: 1.672 MB / 0.7012 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 0.031/1.065, allocations: 10.99 MB / 0.8986 GB, free: 6.582 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 5.967e-05/1.065, allocations: 16 kB / 0.8986 GB, free: 6.566 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.936e-05/1.065, allocations: 24 kB / 0.8986 GB, free: 6.543 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02079/1.086, allocations: 5.478 MB / 0.904 GB, free: 1.047 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00456/1.091, allocations: 0.9867 MB / 0.9049 GB, free: 60 kB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.4494/1.54, allocations: 28.16 MB / 0.9324 GB, free: 149.3 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004918/1.545, allocations: 0.5536 MB / 0.933 GB, free: 149.3 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009536/1.546, allocations: 155.2 kB / 0.9331 GB, free: 149.2 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009281/1.555, allocations: 3.965 MB / 0.937 GB, free: 147.9 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00604/1.561, allocations: 3.509 MB / 0.9404 GB, free: 146.1 MB / 0.7169 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08447/1.646, allocations: 24.6 MB / 0.9645 GB, free: 122.1 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.697e-05/1.646, allocations: 8 kB / 0.9645 GB, free: 122.1 MB / 0.7169 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 0.02479/1.671, allocations: 10.48 MB / 0.9747 GB, free: 111.6 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 3.739e-05/1.671, allocations: 20.03 kB / 0.9747 GB, free: 111.5 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.036e-05/1.671, allocations: 25.31 kB / 0.9747 GB, free: 111.5 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01399/1.685, allocations: 4.264 MB / 0.9789 GB, free: 107.2 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004453/1.689, allocations: 1.027 MB / 0.9799 GB, free: 106.2 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03062/1.72, allocations: 27.11 MB / 1.006 GB, free: 78.45 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004513/1.725, allocations: 0.539 MB / 1.007 GB, free: 77.91 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006872/1.725, allocations: 151.9 kB / 1.007 GB, free: 77.76 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.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: 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 0.001402/1.727, allocations: 399.3 kB / 1.007 GB, free: 77.38 MB / 0.7169 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008506/1.728, allocations: 197.7 kB / 1.008 GB, free: 77.19 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.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 0.02597/1.754, allocations: 10.17 MB / 1.018 GB, free: 66.95 MB / 0.7169 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.03e-05/1.754, allocations: 31.94 kB / 1.018 GB, free: 66.92 MB / 0.7169 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.338e-05/1.754, allocations: 12 kB / 1.018 GB, free: 66.91 MB / 0.7169 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0001116/1.754, allocations: 11.95 kB / 1.018 GB, free: 66.89 MB / 0.7169 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 0.0348/1.789, allocations: 16.29 MB / 1.034 GB, free: 50.44 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.426e-05/1.789, allocations: 11.98 kB / 1.034 GB, free: 50.43 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003382/1.792, allocations: 0.73 MB / 1.034 GB, free: 49.7 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01683/1.809, allocations: 5.126 MB / 1.039 GB, free: 44.55 MB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006315/1.81, allocations: 67.95 kB / 1.039 GB, free: 44.48 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03409/1.844, allocations: 27.23 MB / 1.066 GB, free: 16.77 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.003e-05/1.844, allocations: 12.03 kB / 1.066 GB, free: 16.76 MB / 0.7169 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 0.02407/1.868, allocations: 10.09 MB / 1.076 GB, free: 6.426 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001709/1.87, allocations: 0.7193 MB / 1.076 GB, free: 5.691 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008552/1.87, allocations: 56 kB / 1.077 GB, free: 5.637 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0037/1.874, allocations: 0.4992 MB / 1.077 GB, free: 5.137 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009129/1.875, allocations: 226.3 kB / 1.077 GB, free: 4.918 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003601/1.875, allocations: 95.95 kB / 1.077 GB, free: 4.824 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.001311/1.877, allocations: 0.9528 MB / 1.078 GB, free: 3.867 MB / 0.7169 GB Notification: Performance of sort global known variables: time 1.3e-07/1.877, allocations: 0 / 1.078 GB, free: 3.867 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.007037/1.884, allocations: 1.819 MB / 1.08 GB, free: 2.051 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 0.0005634/1.884, allocations: 178 kB / 1.08 GB, free: 1.871 MB / 0.7169 GB Notification: Performance of simCode: created initialization part: time 0.03559/1.92, allocations: 14.34 MB / 1.094 GB, free: 3.434 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.438e-05/1.92, allocations: 0 / 1.094 GB, free: 3.434 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.01166/1.932, allocations: 4.421 MB / 1.099 GB, free: 14.98 MB / 0.7481 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003086/1.935, allocations: 269.2 kB / 1.099 GB, free: 14.73 MB / 0.7481 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02522/1.96, allocations: 9.011 MB / 1.108 GB, free: 5.609 MB / 0.7481 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004821/1.965, allocations: 2.836 MB / 1.11 GB, free: 2.738 MB / 0.7481 GB Notification: Performance of simCode: alias equations: time 0.006606/1.972, allocations: 1.633 MB / 1.112 GB, free: 1.102 MB / 0.7481 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001023/1.973, allocations: 171.3 kB / 1.112 GB, free: 0.9336 MB / 0.7481 GB Notification: Performance of SimCode: time 1.323e-06/1.973, allocations: 0 / 1.112 GB, free: 0.9336 MB / 0.7481 GB Notification: Performance of Templates: time 0.1222/2.095, allocations: 77.09 MB / 1.187 GB, free: 4.055 MB / 0.8262 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)