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 0.001025/0.001025, allocations: 103.4 kB / 15.33 MB, free: 0.5078 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001182/0.001182, allocations: 188.7 kB / 16.25 MB, free: 6.617 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.667/1.667, allocations: 205.1 MB / 222.1 MB, free: 4.738 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 1.514/1.514, allocations: 251.7 MB / 0.5089 GB, free: 3.332 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 0.001518/0.001518, allocations: 63.91 kB / 0.6218 GB, free: 1.836 MB / 0.5137 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.501/0.5025, allocations: 104.7 MB / 0.724 GB, free: 13.23 MB / 0.545 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01859/0.5211, allocations: 18.04 MB / 0.7416 GB, free: 11.12 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.01151/0.5327, allocations: 6.786 MB / 0.7483 GB, free: 4.309 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00195/0.5347, allocations: 43.88 kB / 0.7483 GB, free: 4.266 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.004/0.5388, allocations: 1.361 MB / 0.7496 GB, free: 2.902 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.004562/0.5434, allocations: 1.289 MB / 0.7509 GB, free: 1.609 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.003875/0.5473, allocations: 1.182 MB / 0.752 GB, free: 436 kB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.00776/0.5551, allocations: 5.453 MB / 0.7574 GB, free: 10.96 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01352/0.5686, allocations: 8.463 MB / 0.7656 GB, free: 2.395 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003933/0.5726, allocations: 2.361 MB / 0.7679 GB, free: 28 kB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004845/0.5775, allocations: 3.125 MB / 0.771 GB, free: 12.89 MB / 0.5919 GB Notification: Performance of NFPackage.collectConstants: time 0.001725/0.5792, allocations: 0.5156 MB / 0.7715 GB, free: 12.38 MB / 0.5919 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003534/0.5828, allocations: 1.268 MB / 0.7727 GB, free: 11.11 MB / 0.5919 GB Notification: Performance of NFScalarize.scalarize: time 0.00412/0.5869, allocations: 2.246 MB / 0.7749 GB, free: 8.859 MB / 0.5919 GB Notification: Performance of NFVerifyModel.verify: time 0.005976/0.5929, allocations: 2.167 MB / 0.777 GB, free: 6.684 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.01079/0.6037, allocations: 7.744 MB / 0.7846 GB, free: 14.92 MB / 0.6075 GB Notification: Performance of FrontEnd - DAE generated: time 8.055e-06/0.6038, allocations: 0 / 0.7846 GB, free: 14.92 MB / 0.6075 GB Notification: Performance of FrontEnd: time 3.507e-06/0.6038, allocations: 4 kB / 0.7846 GB, free: 14.91 MB / 0.6075 GB Notification: Performance of Transformations before backend: time 0.0002361/0.6041, allocations: 0 / 0.7846 GB, free: 14.91 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 0.009826/0.6139, allocations: 3.784 MB / 0.7883 GB, free: 11.07 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 5.082e-05/0.614, allocations: 8.031 kB / 0.7883 GB, free: 11.06 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01259/0.6266, allocations: 2.341 MB / 0.7906 GB, free: 8.715 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005555/0.6322, allocations: 2.151 MB / 0.7927 GB, free: 6.52 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000354/0.6325, allocations: 271.4 kB / 0.793 GB, free: 6.254 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001328/0.6339, allocations: 343.9 kB / 0.7933 GB, free: 5.918 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01714/0.651, allocations: 7.095 MB / 0.8002 GB, free: 14.72 MB / 0.6231 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.809e-05/0.6512, allocations: 0 / 0.8002 GB, free: 14.72 MB / 0.6231 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000506/0.6517, allocations: 148 kB / 0.8004 GB, free: 14.58 MB / 0.6231 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005942/0.6523, allocations: 342 kB / 0.8007 GB, free: 14.24 MB / 0.6231 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01788/0.6702, allocations: 6.981 MB / 0.8075 GB, free: 7.246 MB / 0.6231 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04434/0.7145, allocations: 26.54 MB / 0.8334 GB, free: 10.53 MB / 0.6544 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00899/0.7236, allocations: 4.98 MB / 0.8383 GB, free: 5.246 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00611/0.7297, allocations: 2.6 MB / 0.8408 GB, free: 2.633 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003709/0.7301, allocations: 131 kB / 0.8409 GB, free: 2.488 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.509e-05/0.7302, allocations: 68.48 kB / 0.841 GB, free: 2.41 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=208): time 4.759e-06/0.7302, allocations: 0 / 0.841 GB, free: 2.41 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 0.1041/0.8344, allocations: 30.9 MB / 0.8712 GB, free: 3.418 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001282/0.8345, allocations: 243.5 kB / 0.8714 GB, free: 3.133 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002031/0.8366, allocations: 1.4 MB / 0.8728 GB, free: 1.723 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0006282/0.8372, allocations: 77.62 kB / 0.8729 GB, free: 1.641 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.001143/0.8384, allocations: 1.482 MB / 0.8743 GB, free: 140 kB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.001309/0.8397, allocations: 0.9204 MB / 0.8752 GB, free: 15.2 MB / 0.7012 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001192/0.8409, allocations: 0.6279 MB / 0.8758 GB, free: 14.57 MB / 0.7012 GB Notification: Performance of setup shared object (initialization): time 9.818e-05/0.841, allocations: 305.1 kB / 0.8761 GB, free: 14.27 MB / 0.7012 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005626/0.8466, allocations: 2.67 MB / 0.8787 GB, free: 11.59 MB / 0.7012 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00631/0.853, allocations: 3.552 MB / 0.8822 GB, free: 7.656 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01171/0.8647, allocations: 6.375 MB / 0.8884 GB, free: 0.8828 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.583e-05/0.8648, allocations: 12 kB / 0.8884 GB, free: 0.8711 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.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 0.02787/0.8926, allocations: 10.94 MB / 0.8991 GB, free: 5.82 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 5.143e-05/0.8927, allocations: 19.98 kB / 0.8991 GB, free: 5.801 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.14e-05/0.8928, allocations: 28 kB / 0.8992 GB, free: 5.773 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01914/0.9119, allocations: 5.497 MB / 0.9045 GB, free: 268 kB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.3982/1.31, allocations: 0.9784 MB / 0.9055 GB, free: 163.8 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04481/1.355, allocations: 28.15 MB / 0.933 GB, free: 150 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005078/1.36, allocations: 0.5528 MB / 0.9335 GB, free: 150 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006661/1.361, allocations: 153.6 kB / 0.9337 GB, free: 150 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008125/1.369, allocations: 3.97 MB / 0.9375 GB, free: 148.6 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00531/1.374, allocations: 3.514 MB / 0.941 GB, free: 146.4 MB / 0.7169 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07727/1.452, allocations: 24.6 MB / 0.965 GB, free: 121.6 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.709e-05/1.452, allocations: 7.75 kB / 0.965 GB, free: 121.6 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 0.02243/1.474, allocations: 10.48 MB / 0.9752 GB, free: 111.1 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 5.201e-05/1.474, allocations: 20 kB / 0.9753 GB, free: 111 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.934e-05/1.474, allocations: 27.98 kB / 0.9753 GB, free: 111 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01335/1.488, allocations: 4.265 MB / 0.9794 GB, free: 106.7 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004443/1.492, allocations: 1.034 MB / 0.9805 GB, free: 105.7 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02771/1.52, allocations: 27.14 MB / 1.007 GB, free: 77.92 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004182/1.524, allocations: 0.5406 MB / 1.007 GB, free: 77.38 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003432/1.524, allocations: 144 kB / 1.008 GB, free: 77.24 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 0.001003/1.525, allocations: 395.6 kB / 1.008 GB, free: 76.86 MB / 0.7169 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005585/1.526, allocations: 197.7 kB / 1.008 GB, free: 76.67 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 0.02311/1.549, allocations: 10.17 MB / 1.018 GB, free: 66.42 MB / 0.7169 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.51e-05/1.549, allocations: 24 kB / 1.018 GB, free: 66.39 MB / 0.7169 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.414e-05/1.549, allocations: 16 kB / 1.018 GB, free: 66.38 MB / 0.7169 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.694e-05/1.549, allocations: 11.95 kB / 1.018 GB, free: 66.37 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 0.03049/1.58, allocations: 16.33 MB / 1.034 GB, free: 49.87 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.624e-05/1.58, allocations: 12.03 kB / 1.034 GB, free: 49.86 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003112/1.583, allocations: 0.7371 MB / 1.035 GB, free: 49.12 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01593/1.599, allocations: 5.122 MB / 1.04 GB, free: 43.98 MB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007181/1.6, allocations: 67.95 kB / 1.04 GB, free: 43.91 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03114/1.631, allocations: 27.2 MB / 1.066 GB, free: 16.23 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.402e-06/1.631, allocations: 8 kB / 1.066 GB, free: 16.22 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 0.02206/1.653, allocations: 10.13 MB / 1.076 GB, free: 5.844 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001872/1.655, allocations: 0.7198 MB / 1.077 GB, free: 5.105 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000646/1.656, allocations: 59.83 kB / 1.077 GB, free: 5.047 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003318/1.659, allocations: 0.4992 MB / 1.078 GB, free: 4.547 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000851/1.66, allocations: 230.3 kB / 1.078 GB, free: 4.324 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002148/1.66, allocations: 91.95 kB / 1.078 GB, free: 4.234 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.001124/1.661, allocations: 0.9526 MB / 1.079 GB, free: 3.281 MB / 0.7169 GB Notification: Performance of sort global known variables: time 1.01e-07/1.661, allocations: 0 / 1.079 GB, free: 3.281 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.006405/1.667, allocations: 1.824 MB / 1.081 GB, free: 1.457 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 0.000444/1.668, allocations: 184.3 kB / 1.081 GB, free: 1.27 MB / 0.7169 GB Notification: Performance of simCode: created initialization part: time 0.03194/1.7, allocations: 14.34 MB / 1.095 GB, free: 2.836 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.498e-05/1.7, allocations: 0 / 1.095 GB, free: 2.836 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.0108/1.711, allocations: 4.392 MB / 1.099 GB, free: 14.41 MB / 0.7481 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00268/1.713, allocations: 268.6 kB / 1.099 GB, free: 14.15 MB / 0.7481 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02672/1.74, allocations: 11.06 MB / 1.11 GB, free: 2.98 MB / 0.7481 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003662/1.744, allocations: 2.836 MB / 1.113 GB, free: 112 kB / 0.7481 GB Notification: Performance of simCode: alias equations: time 0.005/1.749, allocations: 1.633 MB / 1.115 GB, free: 14.47 MB / 0.7637 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006521/1.75, allocations: 175.3 kB / 1.115 GB, free: 14.3 MB / 0.7637 GB Notification: Performance of SimCode: time 1.803e-06/1.75, allocations: 0 / 1.115 GB, free: 14.3 MB / 0.7637 GB Notification: Performance of Templates: time 0.1231/1.873, allocations: 77.43 MB / 1.19 GB, free: 1.086 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)