Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+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(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.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 0.001312/0.001312, allocations: 106.6 kB / 16.41 MB, free: 6.516 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001217/0.001217, allocations: 188 kB / 17.34 MB, free: 5.738 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.557/1.557, allocations: 222.9 MB / 241 MB, free: 15.16 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002584/0.002584, allocations: 284.5 kB / 291.5 MB, free: 14.46 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 1.005/1.005, allocations: 169.3 MB / 0.499 GB, free: 4.438 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002851/0.002851, allocations: 91.86 kB / 0.6823 GB, free: 6.773 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4908/0.4936, allocations: 86.98 MB / 0.7672 GB, free: 3.715 MB / 0.5294 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02334/0.517, allocations: 18.21 MB / 0.785 GB, free: 1.441 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.0121/0.5291, allocations: 6.805 MB / 0.7916 GB, free: 10.61 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001778/0.5308, allocations: 55.88 kB / 0.7917 GB, free: 10.56 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.003873/0.5347, allocations: 1.485 MB / 0.7931 GB, free: 9.07 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.00369/0.5384, allocations: 1.42 MB / 0.7945 GB, free: 7.645 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.003189/0.5416, allocations: 1.287 MB / 0.7958 GB, free: 6.355 MB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.006572/0.5482, allocations: 5.441 MB / 0.8011 GB, free: 0.9023 MB / 0.5606 GB Notification: Performance of NFFlatten.resolveConnections: time 0.006527/0.5547, allocations: 5.147 MB / 0.8061 GB, free: 11.65 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003514/0.5582, allocations: 2.361 MB / 0.8084 GB, free: 9.281 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004513/0.5627, allocations: 2.957 MB / 0.8113 GB, free: 6.316 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0009419/0.5637, allocations: 0.5156 MB / 0.8118 GB, free: 5.801 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002447/0.5661, allocations: 1.256 MB / 0.813 GB, free: 4.543 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.002793/0.5689, allocations: 2.296 MB / 0.8153 GB, free: 2.242 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.00294/0.5718, allocations: 2.167 MB / 0.8174 GB, free: 68 kB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.009259/0.5811, allocations: 7.739 MB / 0.825 GB, free: 8.309 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 4.539e-06/0.5811, allocations: 0 / 0.825 GB, free: 8.309 MB / 0.5919 GB Notification: Performance of FrontEnd: time 2.044e-06/0.5811, allocations: 0 / 0.825 GB, free: 8.309 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 0.0001936/0.5813, allocations: 7.875 kB / 0.825 GB, free: 8.301 MB / 0.5919 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 0.008742/0.59, allocations: 3.876 MB / 0.8287 GB, free: 4.359 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 4.876e-05/0.5901, allocations: 12.03 kB / 0.8288 GB, free: 4.348 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01319/0.6033, allocations: 2.347 MB / 0.8311 GB, free: 1.996 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0055/0.6088, allocations: 2.187 MB / 0.8332 GB, free: 15.76 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002359/0.609, allocations: 263.4 kB / 0.8334 GB, free: 15.5 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000953/0.61, allocations: 351.8 kB / 0.8338 GB, free: 15.16 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01468/0.6246, allocations: 7.087 MB / 0.8407 GB, free: 7.969 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.977e-05/0.6247, allocations: 7.938 kB / 0.8407 GB, free: 7.961 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004609/0.6252, allocations: 148 kB / 0.8408 GB, free: 7.816 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004912/0.6257, allocations: 326 kB / 0.8412 GB, free: 7.496 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01661/0.6423, allocations: 6.992 MB / 0.848 GB, free: 0.4922 MB / 0.6075 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 0.03606/0.6783, allocations: 26.41 MB / 0.8738 GB, free: 3.914 MB / 0.6387 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0088/0.6871, allocations: 4.87 MB / 0.8785 GB, free: 14.75 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006329/0.6935, allocations: 2.534 MB / 0.881 GB, free: 12.2 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002424/0.6937, allocations: 135 kB / 0.8811 GB, free: 12.04 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.948e-05/0.6938, allocations: 64.48 kB / 0.8812 GB, free: 11.97 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=208): time 3.636e-06/0.6938, allocations: 0 / 0.8812 GB, free: 11.97 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 0.1116/0.8053, allocations: 31.05 MB / 0.9115 GB, free: 12.86 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001509/0.8055, allocations: 231.6 kB / 0.9117 GB, free: 12.59 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002098/0.8076, allocations: 1.408 MB / 0.9131 GB, free: 11.17 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0005013/0.8081, allocations: 69.7 kB / 0.9132 GB, free: 11.09 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.001171/0.8093, allocations: 1.53 MB / 0.9147 GB, free: 9.547 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.00119/0.8104, allocations: 0.9683 MB / 0.9156 GB, free: 8.57 MB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001186/0.8116, allocations: 0.636 MB / 0.9162 GB, free: 7.926 MB / 0.6856 GB Notification: Performance of setup shared object (initialization): time 0.0001309/0.8118, allocations: 309.1 kB / 0.9165 GB, free: 7.621 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006504/0.8183, allocations: 2.674 MB / 0.9191 GB, free: 4.938 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007496/0.8258, allocations: 3.544 MB / 0.9226 GB, free: 1.016 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01411/0.8399, allocations: 6.383 MB / 0.9288 GB, free: 10.23 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.874e-05/0.8399, allocations: 8 kB / 0.9288 GB, free: 10.22 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 0.03004/0.8699, allocations: 10.92 MB / 0.9395 GB, free: 15.2 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 3.716e-05/0.87, allocations: 16 kB / 0.9395 GB, free: 15.18 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.378e-05/0.87, allocations: 28 kB / 0.9395 GB, free: 15.15 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02058/0.8906, allocations: 5.466 MB / 0.9449 GB, free: 9.676 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004529/0.8951, allocations: 0.9867 MB / 0.9458 GB, free: 8.688 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.4319/1.327, allocations: 28.15 MB / 0.9733 GB, free: 178.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004818/1.332, allocations: 0.5522 MB / 0.9739 GB, free: 178.2 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005726/1.332, allocations: 154.2 kB / 0.974 GB, free: 178.2 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008517/1.341, allocations: 3.968 MB / 0.9779 GB, free: 178.2 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006498/1.347, allocations: 3.519 MB / 0.9813 GB, free: 176.3 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08083/1.428, allocations: 24.56 MB / 1.005 GB, free: 166.1 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.094e-05/1.428, allocations: 8 kB / 1.005 GB, free: 166.1 MB / 0.7325 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 0.0221/1.45, allocations: 10.43 MB / 1.016 GB, free: 155.6 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 2.862e-05/1.45, allocations: 16 kB / 1.016 GB, free: 155.6 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.857e-05/1.45, allocations: 31.83 kB / 1.016 GB, free: 155.6 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01333/1.464, allocations: 4.243 MB / 1.02 GB, free: 151.3 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00425/1.468, allocations: 1.041 MB / 1.021 GB, free: 150.3 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02744/1.495, allocations: 27.11 MB / 1.047 GB, free: 122.7 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004086/1.5, allocations: 0.5304 MB / 1.048 GB, free: 122.2 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000314/1.5, allocations: 151.9 kB / 1.048 GB, free: 122.1 MB / 0.7325 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 0.0009066/1.501, allocations: 392.8 kB / 1.048 GB, free: 121.7 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004992/1.501, allocations: 210.7 kB / 1.048 GB, free: 121.6 MB / 0.7325 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 0.02336/1.525, allocations: 10.07 MB / 1.058 GB, free: 111.4 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.07e-05/1.525, allocations: 28 kB / 1.058 GB, free: 111.4 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.915e-05/1.525, allocations: 15.98 kB / 1.058 GB, free: 111.4 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.945e-05/1.525, allocations: 19.95 kB / 1.058 GB, free: 111.4 MB / 0.7325 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 0.03138/1.556, allocations: 16.16 MB / 1.074 GB, free: 95.04 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.872e-05/1.556, allocations: 8 kB / 1.074 GB, free: 95.03 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003454/1.56, allocations: 0.7418 MB / 1.075 GB, free: 94.29 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01661/1.576, allocations: 5.099 MB / 1.08 GB, free: 89.18 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005097/1.577, allocations: 71.95 kB / 1.08 GB, free: 89.11 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03255/1.609, allocations: 27.24 MB / 1.107 GB, free: 61.39 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.253e-06/1.609, allocations: 12.03 kB / 1.107 GB, free: 61.38 MB / 0.7325 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 0.0223/1.632, allocations: 10.02 MB / 1.116 GB, free: 51.11 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002086/1.634, allocations: 0.724 MB / 1.117 GB, free: 50.37 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004341/1.634, allocations: 55.98 kB / 1.117 GB, free: 50.32 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003472/1.638, allocations: 0.507 MB / 1.118 GB, free: 49.81 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000925/1.638, allocations: 226.3 kB / 1.118 GB, free: 49.59 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002165/1.639, allocations: 95.95 kB / 1.118 GB, free: 49.49 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001225/1.64, allocations: 0.9489 MB / 1.119 GB, free: 48.54 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.3e-07/1.64, allocations: 0 / 1.119 GB, free: 48.54 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.006494/1.646, allocations: 1.829 MB / 1.121 GB, free: 46.71 MB / 0.7325 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 0.000468/1.647, allocations: 185.2 kB / 1.121 GB, free: 46.53 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.02582/1.673, allocations: 11.98 MB / 1.132 GB, free: 34.45 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.278e-05/1.673, allocations: 4.062 kB / 1.132 GB, free: 34.44 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.009648/1.682, allocations: 4.261 MB / 1.137 GB, free: 30.14 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002161/1.685, allocations: 272.9 kB / 1.137 GB, free: 29.89 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01905/1.704, allocations: 9.034 MB / 1.146 GB, free: 20.74 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002534/1.706, allocations: 2.836 MB / 1.148 GB, free: 17.87 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.003925/1.71, allocations: 1.641 MB / 1.15 GB, free: 16.22 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006229/1.711, allocations: 167.3 kB / 1.15 GB, free: 16.06 MB / 0.7325 GB Notification: Performance of SimCode: time 8.81e-07/1.711, allocations: 4 kB / 1.15 GB, free: 16.05 MB / 0.7325 GB Notification: Performance of Templates: time 0.1238/1.834, allocations: 78.8 MB / 1.227 GB, free: 1.434 MB / 0.795 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -s cvode -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)