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 0.001404/0.001405, allocations: 109.7 kB / 16.41 MB, free: 6.461 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001453/0.001453, allocations: 187.9 kB / 17.35 MB, free: 5.715 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.332/1.332, allocations: 222.9 MB / 241 MB, free: 15.1 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.00217/0.00217, allocations: 292.7 kB / 291.5 MB, free: 14.44 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9615/0.9615, allocations: 169.2 MB / 0.499 GB, free: 4.434 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001929/0.001929, allocations: 91.84 kB / 0.6822 GB, free: 6.867 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5185/0.5205, allocations: 86.97 MB / 0.7671 GB, free: 3.879 MB / 0.5294 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02301/0.5435, allocations: 18.18 MB / 0.7849 GB, free: 1.637 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.01298/0.5565, allocations: 6.789 MB / 0.7915 GB, free: 10.83 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002059/0.5586, allocations: 55.88 kB / 0.7916 GB, free: 10.77 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.004275/0.5629, allocations: 1.461 MB / 0.793 GB, free: 9.309 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.003993/0.5669, allocations: 1.401 MB / 0.7944 GB, free: 7.902 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.00413/0.5711, allocations: 1.288 MB / 0.7956 GB, free: 6.613 MB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.008043/0.5791, allocations: 5.441 MB / 0.801 GB, free: 1.16 MB / 0.5606 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01025/0.5894, allocations: 7.061 MB / 0.8078 GB, free: 9.988 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004258/0.5937, allocations: 2.369 MB / 0.8102 GB, free: 7.613 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00542/0.5991, allocations: 2.953 MB / 0.813 GB, free: 4.652 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.001659/0.6008, allocations: 0.5117 MB / 0.8135 GB, free: 4.141 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003525/0.6044, allocations: 1.256 MB / 0.8148 GB, free: 2.883 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.003584/0.608, allocations: 2.23 MB / 0.8169 GB, free: 0.6484 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.004959/0.6129, allocations: 2.179 MB / 0.8191 GB, free: 14.46 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.01105/0.624, allocations: 7.719 MB / 0.8266 GB, free: 6.723 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 4.248e-06/0.624, allocations: 0 / 0.8266 GB, free: 6.723 MB / 0.5919 GB Notification: Performance of FrontEnd: time 1.583e-06/0.624, allocations: 4 kB / 0.8266 GB, free: 6.719 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 0.0002592/0.6243, allocations: 0 / 0.8266 GB, free: 6.719 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 0.01244/0.6368, allocations: 3.784 MB / 0.8303 GB, free: 2.875 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 5.492e-05/0.6368, allocations: 8.031 kB / 0.8303 GB, free: 2.867 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01343/0.6503, allocations: 2.341 MB / 0.8326 GB, free: 0.5195 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005397/0.6557, allocations: 2.175 MB / 0.8347 GB, free: 14.29 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003597/0.6561, allocations: 263.3 kB / 0.835 GB, free: 14.04 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001699/0.6578, allocations: 351.9 kB / 0.8353 GB, free: 13.7 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01944/0.6773, allocations: 7.091 MB / 0.8422 GB, free: 6.5 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001491/0.6774, allocations: 7.938 kB / 0.8422 GB, free: 6.492 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001287/0.6787, allocations: 148 kB / 0.8424 GB, free: 6.348 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005955/0.6793, allocations: 334 kB / 0.8427 GB, free: 6.02 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0179/0.6973, allocations: 6.989 MB / 0.8495 GB, free: 15.02 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 0.0393/0.7366, allocations: 26.35 MB / 0.8753 GB, free: 2.492 MB / 0.6387 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009164/0.7458, allocations: 4.984 MB / 0.8801 GB, free: 13.21 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006374/0.7522, allocations: 2.616 MB / 0.8827 GB, free: 10.58 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003203/0.7525, allocations: 131 kB / 0.8828 GB, free: 10.43 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.147e-05/0.7526, allocations: 64.5 kB / 0.8829 GB, free: 10.36 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=208): time 7.895e-06/0.7526, allocations: 7.922 kB / 0.8829 GB, free: 10.35 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 0.1089/0.8616, allocations: 30.91 MB / 0.9131 GB, free: 11.35 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001515/0.8617, allocations: 239.6 kB / 0.9133 GB, free: 11.07 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002488/0.8642, allocations: 1.4 MB / 0.9147 GB, free: 9.656 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0005946/0.8649, allocations: 69.7 kB / 0.9147 GB, free: 9.582 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.001073/0.8659, allocations: 1.485 MB / 0.9162 GB, free: 8.074 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.001326/0.8673, allocations: 0.9281 MB / 0.9171 GB, free: 7.133 MB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001729/0.869, allocations: 0.6279 MB / 0.9177 GB, free: 6.496 MB / 0.6856 GB Notification: Performance of setup shared object (initialization): time 0.0001126/0.8691, allocations: 305.1 kB / 0.918 GB, free: 6.195 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005934/0.8751, allocations: 2.67 MB / 0.9206 GB, free: 3.516 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006781/0.8819, allocations: 3.552 MB / 0.9241 GB, free: 15.59 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01348/0.8954, allocations: 6.383 MB / 0.9303 GB, free: 8.801 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.642e-05/0.8955, allocations: 8 kB / 0.9303 GB, free: 8.793 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 0.03051/0.926, allocations: 10.98 MB / 0.941 GB, free: 13.7 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 5.683e-05/0.9261, allocations: 22.59 kB / 0.9411 GB, free: 13.68 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.545e-05/0.9261, allocations: 28 kB / 0.9411 GB, free: 13.65 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02006/0.9462, allocations: 5.454 MB / 0.9464 GB, free: 8.188 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004551/0.9508, allocations: 0.9867 MB / 0.9474 GB, free: 7.199 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.5422/1.493, allocations: 28.14 MB / 0.9749 GB, free: 178.4 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004782/1.498, allocations: 0.5534 MB / 0.9754 GB, free: 178.4 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004838/1.498, allocations: 149.8 kB / 0.9755 GB, free: 178.4 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008033/1.506, allocations: 3.965 MB / 0.9794 GB, free: 177.6 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005779/1.512, allocations: 3.517 MB / 0.9829 GB, free: 175.8 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07881/1.591, allocations: 24.57 MB / 1.007 GB, free: 164.6 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.366e-05/1.591, allocations: 8 kB / 1.007 GB, free: 164.6 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 0.02211/1.613, allocations: 10.49 MB / 1.017 GB, free: 154.1 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 2.698e-05/1.613, allocations: 18.5 kB / 1.017 GB, free: 154.1 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.557e-05/1.613, allocations: 28 kB / 1.017 GB, free: 154.1 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01337/1.627, allocations: 4.247 MB / 1.021 GB, free: 149.8 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004192/1.631, allocations: 1.034 MB / 1.022 GB, free: 148.8 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02743/1.658, allocations: 27.09 MB / 1.049 GB, free: 121.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004006/1.662, allocations: 0.5393 MB / 1.049 GB, free: 120.7 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003018/1.663, allocations: 155.9 kB / 1.049 GB, free: 120.6 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 0.0008858/1.664, allocations: 383.4 kB / 1.05 GB, free: 120.2 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004889/1.664, allocations: 202.3 kB / 1.05 GB, free: 120.1 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 0.02306/1.687, allocations: 10.16 MB / 1.06 GB, free: 109.9 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.771e-05/1.687, allocations: 22.78 kB / 1.06 GB, free: 109.8 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.572e-06/1.687, allocations: 0 / 1.06 GB, free: 109.8 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0013/1.689, allocations: 0.7235 MB / 1.061 GB, free: 109.1 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000368/1.689, allocations: 52 kB / 1.061 GB, free: 109.1 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003303/1.692, allocations: 0.4952 MB / 1.061 GB, free: 108.6 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0005648/1.693, allocations: 285.4 kB / 1.061 GB, free: 108.3 MB / 0.7325 GB Notification: Performance of postOpt createDAEmodeBDAE (simulation): time 0.02017/1.713, allocations: 9.423 MB / 1.071 GB, free: 98.9 MB / 0.7325 GB Notification: Performance of postOpt symbolicJacobianDAE (simulation): time 0.01471/1.728, allocations: 8.886 MB / 1.079 GB, free: 89.94 MB / 0.7325 GB Notification: Performance of postOpt setEvaluationStage (simulation): time 0.004581/1.732, allocations: 2.665 MB / 1.082 GB, free: 87.27 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001071/1.733, allocations: 0.9489 MB / 1.083 GB, free: 86.32 MB / 0.7325 GB Notification: Performance of Backend: time 3.81e-07/1.733, allocations: 0 / 1.083 GB, free: 86.32 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.02256/1.756, allocations: 10.51 MB / 1.093 GB, free: 75.78 MB / 0.7325 GB Notification: Performance of SimCode: time 0.00941/1.765, allocations: 7.207 MB / 1.1 GB, free: 68.55 MB / 0.7325 GB Notification: Performance of Templates: time 0.1195/1.885, allocations: 93.82 MB / 1.192 GB, free: 6.949 MB / 0.7637 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 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)