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 0.001382/0.001382, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001421/0.001421, allocations: 191 kB / 16.14 MB, free: 6.715 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.439/1.439, allocations: 222.9 MB / 239.8 MB, free: 4.609 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002666/0.002666, allocations: 283.1 kB / 290.2 MB, free: 2.215 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 1.089/1.089, allocations: 178.6 MB / 0.5068 GB, free: 4.758 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002819/0.002819, allocations: 98.58 kB / 0.6058 GB, free: 25.09 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2022/0.205, allocations: 89.14 MB / 0.6928 GB, free: 4.812 MB / 494.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02459/0.2297, allocations: 18.06 MB / 0.7105 GB, free: 2.695 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.01337/0.2431, allocations: 6.844 MB / 0.7171 GB, free: 11.83 MB / 0.5137 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001869/0.245, allocations: 47.81 kB / 0.7172 GB, free: 11.78 MB / 0.5137 GB Notification: Performance of NFTyping.typeComponents: time 0.003999/0.249, allocations: 1.351 MB / 0.7185 GB, free: 10.43 MB / 0.5137 GB Notification: Performance of NFTyping.typeBindings: time 0.00419/0.2532, allocations: 1.343 MB / 0.7198 GB, free: 9.082 MB / 0.5137 GB Notification: Performance of NFTyping.typeClassSections: time 0.003466/0.2567, allocations: 1.154 MB / 0.7209 GB, free: 7.93 MB / 0.5137 GB Notification: Performance of NFFlatten.flatten: time 0.01015/0.2669, allocations: 8.503 MB / 0.7293 GB, free: 15.41 MB / 0.5294 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01385/0.2808, allocations: 7.906 MB / 0.737 GB, free: 7.406 MB / 0.5294 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004719/0.2855, allocations: 1.974 MB / 0.7389 GB, free: 5.426 MB / 0.5294 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006677/0.2922, allocations: 3.05 MB / 0.7419 GB, free: 2.367 MB / 0.5294 GB Notification: Performance of NFPackage.collectConstants: time 0.002124/0.2944, allocations: 364 kB / 0.7422 GB, free: 2.012 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003906/0.2983, allocations: 1.291 MB / 0.7435 GB, free: 0.7188 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.004312/0.3027, allocations: 2.086 MB / 0.7455 GB, free: 14.63 MB / 0.545 GB Notification: Performance of NFVerifyModel.verify: time 0.005558/0.3083, allocations: 1.999 MB / 0.7475 GB, free: 12.62 MB / 0.545 GB Notification: Performance of NFConvertDAE.convert: time 0.009856/0.3181, allocations: 7.619 MB / 0.7549 GB, free: 4.98 MB / 0.545 GB Notification: Performance of FrontEnd - DAE generated: time 6.733e-06/0.3182, allocations: 4 kB / 0.7549 GB, free: 4.977 MB / 0.545 GB Notification: Performance of FrontEnd: time 1.563e-06/0.3182, allocations: 0 / 0.7549 GB, free: 4.977 MB / 0.545 GB Notification: Performance of Transformations before backend: time 0.000219/0.3184, allocations: 0 / 0.7549 GB, free: 4.977 MB / 0.545 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 0.009804/0.3282, allocations: 3.78 MB / 0.7586 GB, free: 1.137 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 4.626e-05/0.3283, allocations: 8.031 kB / 0.7586 GB, free: 1.129 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.2972/0.6255, allocations: 2.402 MB / 0.761 GB, free: 62.98 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004662/0.6302, allocations: 2.152 MB / 0.7631 GB, free: 62.41 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001953/0.6304, allocations: 269.2 kB / 0.7633 GB, free: 62.29 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008583/0.6313, allocations: 343.2 kB / 0.7637 GB, free: 62.19 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01371/0.645, allocations: 7.128 MB / 0.7706 GB, free: 59.84 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.408e-05/0.6451, allocations: 7.344 kB / 0.7706 GB, free: 59.84 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003915/0.6455, allocations: 154.8 kB / 0.7708 GB, free: 59.73 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004664/0.646, allocations: 331.8 kB / 0.7711 GB, free: 59.69 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0143/0.6603, allocations: 7.034 MB / 0.778 GB, free: 57.68 MB / 0.545 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 0.02604/0.6864, allocations: 26.6 MB / 0.8039 GB, free: 35.32 MB / 0.545 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007114/0.6935, allocations: 4.984 MB / 0.8088 GB, free: 31.94 MB / 0.545 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00498/0.6985, allocations: 2.6 MB / 0.8113 GB, free: 30.64 MB / 0.545 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002543/0.6988, allocations: 134 kB / 0.8115 GB, free: 30.54 MB / 0.545 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.976e-05/0.6989, allocations: 72.16 kB / 0.8115 GB, free: 30.46 MB / 0.545 GB Notification: Performance of pre-optimization done (n=208): time 4.369e-06/0.6989, allocations: 3.969 kB / 0.8115 GB, free: 30.46 MB / 0.545 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 0.0952/0.7941, allocations: 30.89 MB / 0.8417 GB, free: 1.215 MB / 0.545 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.966e-05/0.7942, allocations: 231.6 kB / 0.8419 GB, free: 0.9414 MB / 0.545 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002301/0.7965, allocations: 1.435 MB / 0.8433 GB, free: 15.5 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0005426/0.7971, allocations: 69.7 kB / 0.8434 GB, free: 15.42 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.001195/0.7983, allocations: 1.481 MB / 0.8448 GB, free: 13.93 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.001309/0.7996, allocations: 0.9224 MB / 0.8457 GB, free: 13.01 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001676/0.8013, allocations: 0.628 MB / 0.8464 GB, free: 12.38 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 0.000142/0.8014, allocations: 313 kB / 0.8467 GB, free: 12.07 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006301/0.8077, allocations: 2.698 MB / 0.8493 GB, free: 9.359 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007155/0.8149, allocations: 3.571 MB / 0.8528 GB, free: 5.41 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01315/0.8281, allocations: 6.399 MB / 0.859 GB, free: 14.61 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.486e-05/0.8281, allocations: 8 kB / 0.859 GB, free: 14.61 MB / 0.5762 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 0.03028/0.8584, allocations: 11.03 MB / 0.8698 GB, free: 3.48 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 4.206e-05/0.8585, allocations: 19.94 kB / 0.8698 GB, free: 3.461 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.617e-05/0.8585, allocations: 32.03 kB / 0.8699 GB, free: 3.43 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02183/0.8804, allocations: 5.54 MB / 0.8753 GB, free: 13.87 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004661/0.8851, allocations: 0.9945 MB / 0.8762 GB, free: 12.88 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04655/0.9316, allocations: 25.78 MB / 0.9014 GB, free: 2.688 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004562/0.9362, allocations: 0.5731 MB / 0.902 GB, free: 2.113 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006488/0.9369, allocations: 159.9 kB / 0.9021 GB, free: 1.957 MB / 0.6075 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008891/0.9458, allocations: 3.985 MB / 0.906 GB, free: 13.97 MB / 0.6231 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00762/0.9535, allocations: 3.528 MB / 0.9095 GB, free: 10.06 MB / 0.6231 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09671/1.05, allocations: 24.64 MB / 0.9335 GB, free: 0.918 MB / 0.6387 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.708e-05/1.05, allocations: 8 kB / 0.9335 GB, free: 0.9102 MB / 0.6387 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 0.02944/1.08, allocations: 10.53 MB / 0.9438 GB, free: 6.23 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 5.25e-05/1.08, allocations: 22.28 kB / 0.9438 GB, free: 6.211 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.574e-05/1.08, allocations: 28 kB / 0.9439 GB, free: 6.184 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0171/1.097, allocations: 4.321 MB / 0.9481 GB, free: 1.848 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005223/1.102, allocations: 1.045 MB / 0.9491 GB, free: 0.8008 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03935/1.142, allocations: 24.93 MB / 0.9734 GB, free: 7.176 MB / 0.6856 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004681/1.146, allocations: 0.5575 MB / 0.974 GB, free: 6.617 MB / 0.6856 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007569/1.147, allocations: 151.6 kB / 0.9741 GB, free: 6.473 MB / 0.6856 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.i1[2] - line2.i3[2] 0.0 = (-line2.i2[1]) - line2.i1[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 0.001424/1.149, allocations: 398.6 kB / 0.9745 GB, free: 6.078 MB / 0.6856 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000858/1.149, allocations: 193.7 kB / 0.9747 GB, free: 5.887 MB / 0.6856 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 0.02948/1.179, allocations: 10.18 MB / 0.9846 GB, free: 11.64 MB / 0.7012 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.79e-05/1.179, allocations: 28 kB / 0.9847 GB, free: 11.62 MB / 0.7012 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.991e-05/1.179, allocations: 12 kB / 0.9847 GB, free: 11.61 MB / 0.7012 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.252e-05/1.179, allocations: 19.88 kB / 0.9847 GB, free: 11.59 MB / 0.7012 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 0.04025/1.219, allocations: 16.29 MB / 1.001 GB, free: 11.09 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.52e-05/1.219, allocations: 8 kB / 1.001 GB, free: 11.08 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003735/1.223, allocations: 0.7376 MB / 1.001 GB, free: 10.34 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02027/1.243, allocations: 5.181 MB / 1.006 GB, free: 5.141 MB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005759/1.244, allocations: 71.95 kB / 1.006 GB, free: 5.07 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04193/1.286, allocations: 24.87 MB / 1.031 GB, free: 11.72 MB / 0.7481 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.182e-05/1.286, allocations: 12.03 kB / 1.031 GB, free: 11.71 MB / 0.7481 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 0.0281/1.314, allocations: 10.09 MB / 1.041 GB, free: 1.371 MB / 0.7481 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001895/1.316, allocations: 0.7172 MB / 1.041 GB, free: 0.6328 MB / 0.7481 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007554/1.317, allocations: 63.92 kB / 1.041 GB, free: 0.5703 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003876/1.321, allocations: 0.507 MB / 1.042 GB, free: 64 kB / 0.7481 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.2923/1.613, allocations: 213.9 kB / 1.042 GB, free: 247.1 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004791/1.614, allocations: 92.39 kB / 1.042 GB, free: 247.1 MB / 0.7481 GB Notification: Performance of sorting global known variables: time 0.001798/1.615, allocations: 0.9782 MB / 1.043 GB, free: 247 MB / 0.7481 GB Notification: Performance of sort global known variables: time 1.7e-07/1.615, allocations: 3.828 kB / 1.043 GB, free: 247 MB / 0.7481 GB Notification: Performance of remove unused functions: time 0.006523/1.622, allocations: 1.848 MB / 1.045 GB, free: 247 MB / 0.7481 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 0.0004274/1.622, allocations: 177.2 kB / 1.045 GB, free: 246.9 MB / 0.7481 GB Notification: Performance of simCode: created initialization part: time 0.03066/1.653, allocations: 12.4 MB / 1.057 GB, free: 245.7 MB / 0.7481 GB Notification: Performance of simCode: created event and clocks part: time 1.419e-05/1.653, allocations: 1.188 kB / 1.057 GB, free: 245.7 MB / 0.7481 GB Notification: Performance of simCode: created simulation system equations: time 0.01084/1.664, allocations: 4.409 MB / 1.062 GB, free: 244.3 MB / 0.7481 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002691/1.667, allocations: 259.1 kB / 1.062 GB, free: 244.2 MB / 0.7481 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02228/1.689, allocations: 10.56 MB / 1.072 GB, free: 239.4 MB / 0.7481 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003697/1.693, allocations: 2.834 MB / 1.075 GB, free: 238.3 MB / 0.7481 GB Notification: Performance of simCode: alias equations: time 0.005382/1.698, allocations: 1.659 MB / 1.076 GB, free: 238.2 MB / 0.7481 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007697/1.699, allocations: 169.2 kB / 1.077 GB, free: 238.2 MB / 0.7481 GB Notification: Performance of SimCode: time 9.21e-07/1.699, allocations: 0 / 1.077 GB, free: 238.2 MB / 0.7481 GB Notification: Performance of Templates: time 0.08878/1.788, allocations: 75 MB / 1.15 GB, free: 176 MB / 0.7481 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)