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 0.01056/0.01056, allocations: 104.5 kB / 15.73 MB, free: 6.043 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002222/0.002222, allocations: 192.1 kB / 16.67 MB, free: 5.973 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.799/1.799, allocations: 205.1 MB / 222.5 MB, free: 4.527 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 1.696/1.696, allocations: 251.7 MB / 0.5094 GB, free: 2.98 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 0.001692/0.001692, allocations: 67.89 kB / 0.7259 GB, free: 8.941 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2751/0.2768, allocations: 104.7 MB / 0.8281 GB, free: 128 kB / 0.6387 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02631/0.3031, allocations: 18.14 MB / 0.8459 GB, free: 13.92 MB / 0.67 GB Notification: Performance of NFInst.instExpressions: time 0.0149/0.3181, allocations: 6.84 MB / 0.8525 GB, free: 7.059 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002508/0.3207, allocations: 63.75 kB / 0.8526 GB, free: 6.996 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.004738/0.3254, allocations: 1.465 MB / 0.854 GB, free: 5.527 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.005205/0.3307, allocations: 1.412 MB / 0.8554 GB, free: 4.109 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.00453/0.3352, allocations: 1.29 MB / 0.8567 GB, free: 2.82 MB / 0.67 GB Notification: Performance of NFFlatten.flatten: time 0.007971/0.3432, allocations: 5.426 MB / 0.862 GB, free: 13.38 MB / 0.6856 GB Notification: Performance of NFFlatten.resolveConnections: time 0.013/0.3563, allocations: 7.057 MB / 0.8689 GB, free: 6.211 MB / 0.6856 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005695/0.362, allocations: 2.361 MB / 0.8712 GB, free: 3.844 MB / 0.6856 GB Notification: Performance of NFSimplifyModel.simplify: time 0.007048/0.3691, allocations: 2.945 MB / 0.874 GB, free: 0.8906 MB / 0.6856 GB Notification: Performance of NFPackage.collectConstants: time 0.002573/0.3718, allocations: 0.5117 MB / 0.8745 GB, free: 388 kB / 0.6856 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004856/0.3767, allocations: 1.276 MB / 0.8758 GB, free: 15.1 MB / 0.7012 GB Notification: Performance of NFScalarize.scalarize: time 0.00597/0.3827, allocations: 2.238 MB / 0.878 GB, free: 12.86 MB / 0.7012 GB Notification: Performance of NFVerifyModel.verify: time 0.007501/0.3902, allocations: 2.167 MB / 0.8801 GB, free: 10.68 MB / 0.7012 GB Notification: Performance of NFConvertDAE.convert: time 0.01353/0.4038, allocations: 7.732 MB / 0.8876 GB, free: 2.93 MB / 0.7012 GB Notification: Performance of FrontEnd - DAE generated: time 8.827e-06/0.4038, allocations: 0 / 0.8876 GB, free: 2.93 MB / 0.7012 GB Notification: Performance of FrontEnd: time 2.415e-06/0.4038, allocations: 0 / 0.8876 GB, free: 2.93 MB / 0.7012 GB Notification: Performance of Transformations before backend: time 0.0003006/0.4041, allocations: 0 / 0.8876 GB, free: 2.93 MB / 0.7012 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 0.01571/0.4199, allocations: 3.784 MB / 0.8913 GB, free: 15.09 MB / 0.7169 GB Notification: Performance of prepare preOptimizeDAE: time 7.161e-05/0.42, allocations: 12.02 kB / 0.8913 GB, free: 15.07 MB / 0.7169 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01475/0.4347, allocations: 2.337 MB / 0.8936 GB, free: 12.73 MB / 0.7169 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00671/0.4415, allocations: 2.178 MB / 0.8958 GB, free: 10.51 MB / 0.7169 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003372/0.4419, allocations: 267.4 kB / 0.896 GB, free: 10.25 MB / 0.7169 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00219/0.4441, allocations: 351.9 kB / 0.8963 GB, free: 9.902 MB / 0.7169 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02396/0.4681, allocations: 7.099 MB / 0.9033 GB, free: 2.699 MB / 0.7169 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002045/0.4683, allocations: 0 / 0.9033 GB, free: 2.699 MB / 0.7169 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.002074/0.4704, allocations: 147.9 kB / 0.9034 GB, free: 2.555 MB / 0.7169 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000754/0.4712, allocations: 338 kB / 0.9037 GB, free: 2.223 MB / 0.7169 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.7018/1.173, allocations: 6.978 MB / 0.9106 GB, free: 68.22 MB / 0.7169 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05414/1.227, allocations: 26.34 MB / 0.9363 GB, free: 49.29 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01174/1.239, allocations: 4.989 MB / 0.9411 GB, free: 46.55 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.008364/1.248, allocations: 2.618 MB / 0.9437 GB, free: 45.54 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0006126/1.248, allocations: 132.1 kB / 0.9438 GB, free: 45.43 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0001192/1.248, allocations: 66.25 kB / 0.9439 GB, free: 45.37 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=208): time 1.151e-05/1.248, allocations: 0 / 0.9439 GB, free: 45.37 MB / 0.7169 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.1077/1.356, allocations: 30.9 MB / 0.9741 GB, free: 24.14 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001144/1.356, allocations: 235.6 kB / 0.9743 GB, free: 23.86 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001998/1.358, allocations: 1.408 MB / 0.9757 GB, free: 22.45 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0006721/1.359, allocations: 73.7 kB / 0.9757 GB, free: 22.37 MB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006601/1.36, allocations: 1.477 MB / 0.9772 GB, free: 20.88 MB / 0.7169 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008378/1.36, allocations: 0.927 MB / 0.9781 GB, free: 19.96 MB / 0.7169 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000998/1.361, allocations: 0.6318 MB / 0.9787 GB, free: 19.32 MB / 0.7169 GB Notification: Performance of setup shared object (initialization): time 7.564e-05/1.362, allocations: 305.1 kB / 0.979 GB, free: 19.02 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005436/1.367, allocations: 2.674 MB / 0.9816 GB, free: 16.34 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00582/1.373, allocations: 3.552 MB / 0.9851 GB, free: 12.41 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01145/1.384, allocations: 6.379 MB / 0.9913 GB, free: 5.629 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.862e-05/1.384, allocations: 8 kB / 0.9913 GB, free: 5.621 MB / 0.7169 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.0283/1.413, allocations: 10.95 MB / 1.002 GB, free: 10.57 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 4.866e-05/1.413, allocations: 20.06 kB / 1.002 GB, free: 10.55 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.091e-05/1.413, allocations: 31.94 kB / 1.002 GB, free: 10.52 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02073/1.434, allocations: 5.474 MB / 1.007 GB, free: 5.035 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004848/1.439, allocations: 0.9906 MB / 1.008 GB, free: 4.043 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04684/1.485, allocations: 28.14 MB / 1.036 GB, free: 7.477 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005237/1.491, allocations: 0.5497 MB / 1.036 GB, free: 6.926 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008671/1.492, allocations: 152 kB / 1.037 GB, free: 6.777 MB / 0.7637 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009947/1.502, allocations: 3.968 MB / 1.04 GB, free: 2.801 MB / 0.7637 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007865/1.509, allocations: 3.513 MB / 1.044 GB, free: 14.9 MB / 0.7794 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.094/1.604, allocations: 24.56 MB / 1.068 GB, free: 5.844 MB / 0.795 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.335e-05/1.604, allocations: 8 kB / 1.068 GB, free: 5.836 MB / 0.795 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 0.02952/1.633, allocations: 10.49 MB / 1.078 GB, free: 11.2 MB / 0.8106 GB Notification: Performance of prepare postOptimizeDAE: time 5.055e-05/1.633, allocations: 19.94 kB / 1.078 GB, free: 11.18 MB / 0.8106 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.022e-05/1.633, allocations: 24 kB / 1.078 GB, free: 11.15 MB / 0.8106 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01571/1.649, allocations: 4.251 MB / 1.082 GB, free: 6.883 MB / 0.8106 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00508/1.654, allocations: 1.037 MB / 1.083 GB, free: 5.844 MB / 0.8106 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03876/1.693, allocations: 27.13 MB / 1.11 GB, free: 10.01 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004742/1.698, allocations: 0.5264 MB / 1.11 GB, free: 9.484 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005309/1.698, allocations: 156 kB / 1.11 GB, free: 9.332 MB / 0.8419 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.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.001142/1.699, allocations: 391.9 kB / 1.111 GB, free: 8.941 MB / 0.8419 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006461/1.7, allocations: 193.7 kB / 1.111 GB, free: 8.75 MB / 0.8419 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 0.02793/1.728, allocations: 10.18 MB / 1.121 GB, free: 14.5 MB / 0.8575 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.151e-05/1.728, allocations: 28 kB / 1.121 GB, free: 14.47 MB / 0.8575 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.603e-05/1.728, allocations: 12 kB / 1.121 GB, free: 14.46 MB / 0.8575 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.277e-05/1.728, allocations: 11.95 kB / 1.121 GB, free: 14.45 MB / 0.8575 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 0.03911/1.767, allocations: 16.3 MB / 1.137 GB, free: 13.96 MB / 0.8731 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.738e-05/1.767, allocations: 8 kB / 1.137 GB, free: 13.96 MB / 0.8731 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003705/1.771, allocations: 0.7458 MB / 1.138 GB, free: 13.21 MB / 0.8731 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01927/1.79, allocations: 5.099 MB / 1.143 GB, free: 8.098 MB / 0.8731 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007958/1.791, allocations: 71.95 kB / 1.143 GB, free: 8.027 MB / 0.8731 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04186/1.833, allocations: 27.19 MB / 1.169 GB, free: 12.36 MB / 0.9044 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.807e-06/1.833, allocations: 11.94 kB / 1.169 GB, free: 12.35 MB / 0.9044 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 0.02719/1.86, allocations: 10.13 MB / 1.179 GB, free: 1.969 MB / 0.9044 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002945/1.863, allocations: 0.7133 MB / 1.18 GB, free: 1.234 MB / 0.9044 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006914/1.864, allocations: 63.89 kB / 1.18 GB, free: 1.172 MB / 0.9044 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003925/1.868, allocations: 0.4992 MB / 1.18 GB, free: 0.6719 MB / 0.9044 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001108/1.869, allocations: 230.3 kB / 1.181 GB, free: 456 kB / 0.9044 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002626/1.869, allocations: 95.95 kB / 1.181 GB, free: 360 kB / 0.9044 GB Notification: Performance of sorting global known variables: time 0.001885/1.871, allocations: 0.9527 MB / 1.182 GB, free: 15.39 MB / 0.92 GB Notification: Performance of sort global known variables: time 3.4e-07/1.871, allocations: 0 / 1.182 GB, free: 15.39 MB / 0.92 GB Notification: Performance of remove unused functions: time 0.007633/1.879, allocations: 1.816 MB / 1.183 GB, free: 13.58 MB / 0.92 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 0.0006435/1.88, allocations: 185.5 kB / 1.184 GB, free: 13.39 MB / 0.92 GB Notification: Performance of simCode: created initialization part: time 0.03249/1.912, allocations: 12.39 MB / 1.196 GB, free: 0.8984 MB / 0.92 GB Notification: Performance of simCode: created event and clocks part: time 2.479e-05/1.912, allocations: 8 kB / 1.196 GB, free: 0.8906 MB / 0.92 GB Notification: Performance of simCode: created simulation system equations: time 0.01177/1.924, allocations: 4.405 MB / 1.2 GB, free: 12.44 MB / 0.9356 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002429/1.926, allocations: 265.5 kB / 1.2 GB, free: 12.19 MB / 0.9356 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02726/1.954, allocations: 9.442 MB / 1.209 GB, free: 2.645 MB / 0.9356 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004223/1.958, allocations: 2.833 MB / 1.212 GB, free: 15.78 MB / 0.9512 GB Notification: Performance of simCode: alias equations: time 0.004893/1.963, allocations: 1.641 MB / 1.214 GB, free: 14.14 MB / 0.9512 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006653/1.964, allocations: 163.3 kB / 1.214 GB, free: 13.98 MB / 0.9512 GB Notification: Performance of SimCode: time 1.543e-06/1.964, allocations: 0 / 1.214 GB, free: 13.98 MB / 0.9512 GB Notification: Performance of Templates: time 0.6172/2.581, allocations: 78.31 MB / 1.29 GB, free: 345.9 MB / 1.014 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)