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 0.001183/0.001182, allocations: 110.5 kB / 16.41 MB, free: 6.453 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00113/0.00113, allocations: 188.1 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 1.386/1.386, 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 0.002333/0.002333, allocations: 284.2 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 0.9872/0.9872, allocations: 169.3 MB / 0.499 GB, free: 4.434 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001857/0.001857, allocations: 103.9 kB / 0.6822 GB, free: 6.828 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.46/0.4619, allocations: 86.98 MB / 0.7671 GB, free: 3.863 MB / 0.5294 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02227/0.4842, allocations: 18.17 MB / 0.7849 GB, free: 1.629 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.01289/0.4971, allocations: 6.797 MB / 0.7915 GB, free: 10.81 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002125/0.4993, allocations: 55.88 kB / 0.7916 GB, free: 10.76 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.005469/0.5048, allocations: 1.46 MB / 0.793 GB, free: 9.293 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.005981/0.5108, allocations: 1.428 MB / 0.7944 GB, free: 7.859 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.005245/0.5161, allocations: 1.277 MB / 0.7956 GB, free: 6.582 MB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.009097/0.5252, allocations: 5.449 MB / 0.801 GB, free: 1.121 MB / 0.5606 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01298/0.5382, allocations: 7.065 MB / 0.8079 GB, free: 9.945 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004488/0.5427, allocations: 2.365 MB / 0.8102 GB, free: 7.574 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004764/0.5475, allocations: 2.957 MB / 0.8131 GB, free: 4.609 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0009527/0.5485, allocations: 0.5117 MB / 0.8136 GB, free: 4.098 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002483/0.551, allocations: 1.256 MB / 0.8148 GB, free: 2.84 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.002273/0.5532, allocations: 2.238 MB / 0.817 GB, free: 0.5977 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.002578/0.5558, allocations: 2.167 MB / 0.8191 GB, free: 14.42 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.008016/0.5639, allocations: 7.727 MB / 0.8266 GB, free: 6.676 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 9.668e-06/0.5639, allocations: 4 kB / 0.8266 GB, free: 6.672 MB / 0.5919 GB Notification: Performance of FrontEnd: time 1.793e-06/0.5639, allocations: 0 / 0.8266 GB, free: 6.672 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 0.0001679/0.5641, allocations: 0 / 0.8266 GB, free: 6.672 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 0.008458/0.5725, allocations: 3.784 MB / 0.8303 GB, free: 2.828 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 4.254e-05/0.5726, allocations: 12.03 kB / 0.8303 GB, free: 2.816 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01269/0.5853, allocations: 2.341 MB / 0.8326 GB, free: 480 kB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00461/0.5899, allocations: 2.167 MB / 0.8347 GB, free: 14.25 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002071/0.5902, allocations: 263.4 kB / 0.835 GB, free: 13.99 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008894/0.5911, allocations: 351.8 kB / 0.8353 GB, free: 13.65 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01527/0.6063, allocations: 7.095 MB / 0.8423 GB, free: 6.449 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001132/0.6065, allocations: 4 kB / 0.8423 GB, free: 6.445 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008693/0.6074, allocations: 151.9 kB / 0.8424 GB, free: 6.297 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005027/0.6079, allocations: 330 kB / 0.8427 GB, free: 5.973 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01703/0.6249, allocations: 6.985 MB / 0.8495 GB, free: 14.97 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 0.03535/0.6603, allocations: 26.35 MB / 0.8753 GB, free: 2.453 MB / 0.6387 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008679/0.669, allocations: 4.984 MB / 0.8801 GB, free: 13.17 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006132/0.6752, allocations: 2.619 MB / 0.8827 GB, free: 10.54 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002623/0.6755, allocations: 135 kB / 0.8828 GB, free: 10.38 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.482e-05/0.6755, allocations: 60.55 kB / 0.8829 GB, free: 10.32 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=208): time 4.218e-06/0.6755, allocations: 3.938 kB / 0.8829 GB, free: 10.31 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 0.1108/0.7863, allocations: 30.91 MB / 0.9131 GB, free: 11.32 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001495/0.7865, allocations: 243.6 kB / 0.9133 GB, free: 11.03 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00241/0.7889, allocations: 1.404 MB / 0.9147 GB, free: 9.613 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0005792/0.7895, allocations: 65.7 kB / 0.9147 GB, free: 9.543 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.00105/0.7906, allocations: 1.485 MB / 0.9162 GB, free: 8.035 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.001277/0.7919, allocations: 0.9281 MB / 0.9171 GB, free: 7.094 MB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001811/0.7937, allocations: 0.624 MB / 0.9177 GB, free: 6.461 MB / 0.6856 GB Notification: Performance of setup shared object (initialization): time 0.0001148/0.7938, allocations: 309.1 kB / 0.918 GB, free: 6.156 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006261/0.8001, allocations: 2.674 MB / 0.9206 GB, free: 3.473 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007217/0.8074, allocations: 3.544 MB / 0.9241 GB, free: 15.55 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01428/0.8217, allocations: 6.391 MB / 0.9303 GB, free: 8.758 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.401e-05/0.8217, allocations: 8 kB / 0.9303 GB, free: 8.75 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 0.03148/0.8532, allocations: 10.99 MB / 0.9411 GB, free: 13.65 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 4.773e-05/0.8533, allocations: 18.5 kB / 0.9411 GB, free: 13.64 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.782e-05/0.8534, allocations: 24 kB / 0.9411 GB, free: 13.61 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02085/0.8742, allocations: 5.462 MB / 0.9464 GB, free: 8.141 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004535/0.8788, allocations: 0.9874 MB / 0.9474 GB, free: 7.152 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.3889/1.268, allocations: 28.14 MB / 0.9749 GB, free: 178.5 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004391/1.272, allocations: 0.5494 MB / 0.9754 GB, free: 178.5 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003719/1.273, allocations: 155.8 kB / 0.9756 GB, free: 178.5 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007975/1.281, allocations: 3.962 MB / 0.9794 GB, free: 177.7 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006166/1.287, allocations: 3.522 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 0.08155/1.368, allocations: 24.56 MB / 1.007 GB, free: 164.6 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.565e-05/1.368, 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 0.0237/1.392, allocations: 10.5 MB / 1.017 GB, free: 154.1 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 3.102e-05/1.392, allocations: 22.62 kB / 1.017 GB, free: 154.1 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.716e-05/1.392, allocations: 28 kB / 1.017 GB, free: 154 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01394/1.406, allocations: 4.235 MB / 1.021 GB, free: 149.8 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004329/1.411, allocations: 1.033 MB / 1.022 GB, free: 148.8 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02848/1.439, allocations: 27.1 MB / 1.049 GB, free: 121.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004172/1.443, allocations: 0.5356 MB / 1.049 GB, free: 120.7 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003801/1.444, allocations: 156.7 kB / 1.049 GB, free: 120.5 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 0.0009055/1.445, allocations: 391.2 kB / 1.05 GB, free: 120.2 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005522/1.445, allocations: 198.1 kB / 1.05 GB, free: 120 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 0.02413/1.469, allocations: 10.16 MB / 1.06 GB, free: 109.8 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.025e-05/1.469, allocations: 30.73 kB / 1.06 GB, free: 109.8 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.85e-05/1.469, allocations: 12 kB / 1.06 GB, free: 109.8 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.063e-05/1.469, allocations: 19.94 kB / 1.06 GB, free: 109.8 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 0.03088/1.5, allocations: 16.26 MB / 1.076 GB, free: 93.33 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.54e-05/1.5, allocations: 8 kB / 1.076 GB, free: 93.32 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003305/1.504, allocations: 0.7372 MB / 1.077 GB, free: 92.58 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01649/1.52, allocations: 5.091 MB / 1.082 GB, free: 87.48 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005175/1.521, allocations: 75.95 kB / 1.082 GB, free: 87.41 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03211/1.553, allocations: 27.21 MB / 1.108 GB, free: 59.73 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.703e-06/1.553, allocations: 19.97 kB / 1.108 GB, free: 59.71 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 0.02243/1.575, allocations: 10.09 MB / 1.118 GB, free: 49.37 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001332/1.577, allocations: 0.7168 MB / 1.119 GB, free: 48.63 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004581/1.577, allocations: 59.98 kB / 1.119 GB, free: 48.57 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003284/1.58, allocations: 0.4914 MB / 1.119 GB, free: 48.08 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006701/1.581, allocations: 234.3 kB / 1.12 GB, free: 47.86 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001946/1.581, allocations: 91.95 kB / 1.12 GB, free: 47.77 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001007/1.582, allocations: 0.9489 MB / 1.121 GB, free: 46.81 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.71e-07/1.582, allocations: 4 kB / 1.121 GB, free: 46.81 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.004977/1.587, allocations: 1.832 MB / 1.122 GB, free: 44.98 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 0.0003762/1.588, allocations: 183.4 kB / 1.123 GB, free: 44.8 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.02572/1.613, allocations: 12.41 MB / 1.135 GB, free: 32.29 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.247e-05/1.613, allocations: 0 / 1.135 GB, free: 32.29 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.009765/1.623, allocations: 4.434 MB / 1.139 GB, free: 27.82 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001961/1.625, allocations: 272.7 kB / 1.139 GB, free: 27.56 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01891/1.644, allocations: 9.501 MB / 1.149 GB, free: 17.95 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002514/1.647, allocations: 2.907 MB / 1.151 GB, free: 15.01 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001118/1.648, allocations: 207.3 kB / 1.152 GB, free: 14.81 MB / 0.7325 GB Notification: Performance of SimCode: time 8.21e-07/1.648, allocations: 0 / 1.152 GB, free: 14.81 MB / 0.7325 GB Notification: Performance of Templates: time 0.1247/1.773, allocations: 106.9 MB / 1.256 GB, free: 3.895 MB / 0.8262 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)