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 0.001482/0.001482, allocations: 113.1 kB / 16.41 MB, free: 6.492 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001731/0.001731, allocations: 183 kB / 17.34 MB, free: 5.762 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.361/1.361, 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 0.002217/0.002217, allocations: 303 kB / 291.5 MB, free: 14.47 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 1.01/1.01, allocations: 169.3 MB / 0.499 GB, free: 4.434 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001996/0.001996, allocations: 99.84 kB / 0.6822 GB, free: 6.883 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.481/0.483, allocations: 86.98 MB / 0.7671 GB, free: 3.918 MB / 0.5294 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02058/0.5036, allocations: 18.17 MB / 0.7849 GB, free: 1.684 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.01131/0.515, allocations: 6.797 MB / 0.7915 GB, free: 10.87 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001715/0.5167, allocations: 55.88 kB / 0.7916 GB, free: 10.81 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.004007/0.5208, allocations: 1.468 MB / 0.793 GB, free: 9.34 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.003707/0.5245, allocations: 1.393 MB / 0.7944 GB, free: 7.941 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.003451/0.5279, allocations: 1.281 MB / 0.7956 GB, free: 6.66 MB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.00624/0.5342, allocations: 5.441 MB / 0.8009 GB, free: 1.207 MB / 0.5606 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008973/0.5432, allocations: 7.069 MB / 0.8078 GB, free: 10.03 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003827/0.5471, allocations: 2.365 MB / 0.8101 GB, free: 7.656 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004728/0.5518, allocations: 2.957 MB / 0.813 GB, free: 4.691 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.001551/0.5534, allocations: 0.5117 MB / 0.8135 GB, free: 4.18 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003292/0.5567, allocations: 1.26 MB / 0.8148 GB, free: 2.918 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.003164/0.5599, allocations: 2.238 MB / 0.817 GB, free: 0.6758 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.003927/0.5638, allocations: 2.163 MB / 0.8191 GB, free: 14.5 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.008587/0.5724, allocations: 7.727 MB / 0.8266 GB, free: 6.758 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 5.35e-06/0.5725, allocations: 3.938 kB / 0.8266 GB, free: 6.754 MB / 0.5919 GB Notification: Performance of FrontEnd: time 1.914e-06/0.5725, allocations: 0 / 0.8266 GB, free: 6.754 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 0.0002299/0.5727, allocations: 0 / 0.8266 GB, free: 6.754 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 0.0102/0.5829, allocations: 3.792 MB / 0.8303 GB, free: 2.902 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 4.249e-05/0.583, allocations: 8.031 kB / 0.8303 GB, free: 2.895 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01329/0.5963, allocations: 2.341 MB / 0.8326 GB, free: 0.5469 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005037/0.6013, allocations: 2.155 MB / 0.8347 GB, free: 14.34 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002766/0.6017, allocations: 275.4 kB / 0.835 GB, free: 14.07 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001492/0.6032, allocations: 347.8 kB / 0.8353 GB, free: 13.73 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01853/0.6217, allocations: 7.097 MB / 0.8422 GB, free: 6.531 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.95e-05/0.6219, allocations: 3.938 kB / 0.8422 GB, free: 6.527 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007152/0.6226, allocations: 156 kB / 0.8424 GB, free: 6.375 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004888/0.6231, allocations: 330 kB / 0.8427 GB, free: 6.051 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01688/0.64, allocations: 6.981 MB / 0.8495 GB, free: 15.06 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 0.03584/0.6758, allocations: 26.36 MB / 0.8753 GB, free: 2.527 MB / 0.6387 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00917/0.6851, allocations: 4.978 MB / 0.8801 GB, free: 13.25 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006355/0.6915, allocations: 2.623 MB / 0.8827 GB, free: 10.61 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003459/0.6918, allocations: 131 kB / 0.8828 GB, free: 10.46 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.723e-05/0.6919, allocations: 60.55 kB / 0.8829 GB, free: 10.39 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=208): time 3.887e-06/0.6919, allocations: 0 / 0.8829 GB, free: 10.39 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 0.1124/0.8044, allocations: 30.92 MB / 0.9131 GB, free: 11.4 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001408/0.8046, allocations: 243.6 kB / 0.9133 GB, free: 11.11 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002209/0.8068, allocations: 1.4 MB / 0.9147 GB, free: 9.699 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0005198/0.8073, allocations: 69.7 kB / 0.9147 GB, free: 9.625 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.00103/0.8084, allocations: 1.485 MB / 0.9162 GB, free: 8.117 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.001172/0.8095, allocations: 0.9241 MB / 0.9171 GB, free: 7.18 MB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001498/0.8111, allocations: 0.6318 MB / 0.9177 GB, free: 6.539 MB / 0.6856 GB Notification: Performance of setup shared object (initialization): time 0.0001021/0.8112, allocations: 305.1 kB / 0.918 GB, free: 6.238 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00608/0.8173, allocations: 2.67 MB / 0.9206 GB, free: 3.559 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007064/0.8243, allocations: 3.552 MB / 0.9241 GB, free: 15.63 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01307/0.8375, allocations: 6.383 MB / 0.9303 GB, free: 8.844 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.539e-05/0.8375, allocations: 12 kB / 0.9303 GB, free: 8.832 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 0.02937/0.8669, allocations: 10.99 MB / 0.941 GB, free: 13.73 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 3.939e-05/0.867, allocations: 19.98 kB / 0.9411 GB, free: 13.71 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4e-05/0.867, allocations: 24 kB / 0.9411 GB, free: 13.69 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02019/0.8872, allocations: 5.466 MB / 0.9464 GB, free: 8.215 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004428/0.8917, allocations: 0.9828 MB / 0.9474 GB, free: 7.23 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.4133/1.305, allocations: 28.14 MB / 0.9749 GB, free: 178.4 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004318/1.309, allocations: 0.5544 MB / 0.9754 GB, free: 178.4 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003659/1.31, allocations: 153.2 kB / 0.9755 GB, free: 178.4 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00747/1.317, allocations: 3.968 MB / 0.9794 GB, free: 177.7 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005954/1.323, allocations: 3.515 MB / 0.9829 GB, free: 175.9 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0793/1.403, allocations: 24.56 MB / 1.007 GB, free: 164.7 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.093e-05/1.403, allocations: 8 kB / 1.007 GB, free: 164.7 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 0.02226/1.425, allocations: 10.48 MB / 1.017 GB, free: 154.2 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 2.748e-05/1.425, allocations: 19.98 kB / 1.017 GB, free: 154.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.412e-05/1.425, allocations: 26.62 kB / 1.017 GB, free: 154.2 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01313/1.438, allocations: 4.239 MB / 1.021 GB, free: 149.9 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004107/1.442, allocations: 1.035 MB / 1.022 GB, free: 148.9 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02807/1.47, allocations: 27.1 MB / 1.049 GB, free: 121.3 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004308/1.475, allocations: 0.5356 MB / 1.049 GB, free: 120.8 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005047/1.475, allocations: 151.9 kB / 1.049 GB, free: 120.6 MB / 0.7325 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.0009656/1.476, allocations: 390.5 kB / 1.05 GB, free: 120.3 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005656/1.477, allocations: 193.8 kB / 1.05 GB, free: 120.2 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 0.02391/1.501, allocations: 10.17 MB / 1.06 GB, free: 109.9 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.837e-05/1.501, allocations: 32 kB / 1.06 GB, free: 109.9 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.033e-05/1.501, allocations: 12 kB / 1.06 GB, free: 109.9 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.87e-05/1.501, allocations: 14.69 kB / 1.06 GB, free: 109.9 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 0.0307/1.531, allocations: 16.26 MB / 1.076 GB, free: 93.45 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.926e-05/1.532, allocations: 12 kB / 1.076 GB, free: 93.43 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003429/1.535, allocations: 0.7342 MB / 1.077 GB, free: 92.7 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01685/1.552, allocations: 5.099 MB / 1.082 GB, free: 87.59 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006061/1.553, allocations: 75.95 kB / 1.082 GB, free: 87.51 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03264/1.585, allocations: 27.21 MB / 1.108 GB, free: 59.83 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.864e-06/1.585, allocations: 12.03 kB / 1.108 GB, free: 59.82 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 0.02238/1.608, allocations: 10.1 MB / 1.118 GB, free: 49.48 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001617/1.609, allocations: 0.7133 MB / 1.119 GB, free: 48.74 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004768/1.61, allocations: 58.39 kB / 1.119 GB, free: 48.69 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003315/1.613, allocations: 0.5031 MB / 1.119 GB, free: 48.18 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006587/1.614, allocations: 226.4 kB / 1.12 GB, free: 47.96 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001936/1.614, allocations: 91.94 kB / 1.12 GB, free: 47.88 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001025/1.615, allocations: 0.9489 MB / 1.121 GB, free: 46.92 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.4e-07/1.615, allocations: 3.938 kB / 1.121 GB, free: 46.92 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.005294/1.62, allocations: 1.832 MB / 1.122 GB, free: 45.09 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 0.0004345/1.621, allocations: 184.4 kB / 1.123 GB, free: 44.9 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.02482/1.646, allocations: 12.41 MB / 1.135 GB, free: 32.39 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.54e-05/1.646, allocations: 4 kB / 1.135 GB, free: 32.39 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.009453/1.655, allocations: 4.421 MB / 1.139 GB, free: 27.93 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002298/1.657, allocations: 269.9 kB / 1.139 GB, free: 27.67 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01963/1.677, allocations: 9.503 MB / 1.148 GB, free: 18.06 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002822/1.68, allocations: 2.903 MB / 1.151 GB, free: 15.12 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001166/1.681, allocations: 207.3 kB / 1.152 GB, free: 14.93 MB / 0.7325 GB Notification: Performance of SimCode: time 7.91e-07/1.681, allocations: 0 / 1.152 GB, free: 14.93 MB / 0.7325 GB Notification: Performance of Templates: time 0.1215/1.803, allocations: 106.9 MB / 1.256 GB, free: 4.012 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)