Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001058/0.001058, allocations: 108 kB / 15.61 MB, free: 152 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00109/0.00109, allocations: 195.2 kB / 16.53 MB, free: 6.664 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.296/1.296, allocations: 222.9 MB / 240.2 MB, free: 4.371 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.00298/0.00298, allocations: 279 kB / 290.7 MB, free: 1.973 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9421/0.9421, allocations: 169.3 MB / 0.4982 GB, free: 13.88 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001759/0.001759, allocations: 104.4 kB / 0.5953 GB, free: 27.9 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.14/0.1418, allocations: 86.98 MB / 0.6802 GB, free: 0.6523 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02103/0.1628, allocations: 18.25 MB / 0.698 GB, free: 14.35 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.01146/0.1743, allocations: 6.807 MB / 0.7047 GB, free: 7.527 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001411/0.1758, allocations: 59.88 kB / 0.7047 GB, free: 7.469 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.003404/0.1792, allocations: 1.465 MB / 0.7062 GB, free: 6 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.00307/0.1823, allocations: 1.412 MB / 0.7076 GB, free: 4.582 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.002889/0.1852, allocations: 1.285 MB / 0.7088 GB, free: 3.297 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.005302/0.1905, allocations: 5.468 MB / 0.7141 GB, free: 13.82 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008428/0.1989, allocations: 7.245 MB / 0.7212 GB, free: 6.465 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003206/0.2021, allocations: 2.357 MB / 0.7235 GB, free: 4.102 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004334/0.2065, allocations: 2.968 MB / 0.7264 GB, free: 1.125 MB / 0.5137 GB Notification: Performance of NFPackage.collectConstants: time 0.001583/0.2081, allocations: 0.5156 MB / 0.7269 GB, free: 0.6094 MB / 0.5137 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003582/0.2117, allocations: 1.264 MB / 0.7282 GB, free: 15.34 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.00368/0.2154, allocations: 2.246 MB / 0.7304 GB, free: 13.09 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.004256/0.2197, allocations: 2.194 MB / 0.7325 GB, free: 10.89 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.008534/0.2282, allocations: 7.732 MB / 0.74 GB, free: 3.137 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 6.222e-06/0.2282, allocations: 3.984 kB / 0.7401 GB, free: 3.133 MB / 0.5294 GB Notification: Performance of FrontEnd: time 1.593e-06/0.2283, allocations: 0 / 0.7401 GB, free: 3.133 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 0.0002029/0.2285, allocations: 4 kB / 0.7401 GB, free: 3.129 MB / 0.5294 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.008609/0.2371, allocations: 3.831 MB / 0.7438 GB, free: 15.24 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 3.715e-05/0.2371, allocations: 8.031 kB / 0.7438 GB, free: 15.23 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01229/0.2494, allocations: 2.345 MB / 0.7461 GB, free: 12.88 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003905/0.2534, allocations: 2.159 MB / 0.7482 GB, free: 10.68 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001743/0.2536, allocations: 271.5 kB / 0.7485 GB, free: 10.41 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005803/0.2541, allocations: 351.9 kB / 0.7488 GB, free: 10.07 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01209/0.2662, allocations: 7.12 MB / 0.7558 GB, free: 2.84 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.228e-05/0.2663, allocations: 11.92 kB / 0.7558 GB, free: 2.828 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003959/0.2667, allocations: 152 kB / 0.7559 GB, free: 2.68 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004417/0.2672, allocations: 326.1 kB / 0.7562 GB, free: 2.359 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01426/0.2815, allocations: 7.005 MB / 0.7631 GB, free: 11.34 MB / 0.5606 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 0.3006/0.5821, allocations: 26.66 MB / 0.7891 GB, free: 73.53 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00782/0.5899, allocations: 4.99 MB / 0.794 GB, free: 70.84 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006124/0.5961, allocations: 2.602 MB / 0.7965 GB, free: 70.1 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002594/0.5964, allocations: 133 kB / 0.7966 GB, free: 70 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.309e-05/0.5964, allocations: 70 kB / 0.7967 GB, free: 69.93 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 4.198e-06/0.5964, allocations: 0 / 0.7967 GB, free: 69.93 MB / 0.5606 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 0.09452/0.691, allocations: 30.95 MB / 0.8269 GB, free: 55.37 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.342e-05/0.691, allocations: 239.6 kB / 0.8272 GB, free: 55.09 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001482/0.6925, allocations: 1.446 MB / 0.8286 GB, free: 53.64 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.000349/0.6929, allocations: 69.7 kB / 0.8286 GB, free: 53.56 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005125/0.6934, allocations: 1.5 MB / 0.8301 GB, free: 52.05 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0005644/0.694, allocations: 0.9148 MB / 0.831 GB, free: 51.14 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008781/0.6949, allocations: 0.6334 MB / 0.8316 GB, free: 50.5 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 3.213e-05/0.6949, allocations: 313 kB / 0.8319 GB, free: 50.2 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004755/0.6997, allocations: 2.67 MB / 0.8345 GB, free: 47.52 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005019/0.7047, allocations: 3.544 MB / 0.838 GB, free: 43.6 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01001/0.7147, allocations: 6.386 MB / 0.8442 GB, free: 36.82 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.742e-05/0.7148, allocations: 8 kB / 0.8442 GB, free: 36.81 MB / 0.5606 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 0.02406/0.7388, allocations: 10.99 MB / 0.8549 GB, free: 25.71 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 3.148e-05/0.7389, allocations: 16 kB / 0.855 GB, free: 25.7 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.421e-05/0.7389, allocations: 28.56 kB / 0.855 GB, free: 25.67 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01742/0.7563, allocations: 5.486 MB / 0.8603 GB, free: 20.18 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003808/0.7602, allocations: 0.9867 MB / 0.8613 GB, free: 19.19 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03625/0.7964, allocations: 28.16 MB / 0.8888 GB, free: 6.59 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004359/0.8008, allocations: 0.5536 MB / 0.8894 GB, free: 6.035 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004362/0.8013, allocations: 151.9 kB / 0.8895 GB, free: 5.887 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007741/0.809, allocations: 3.964 MB / 0.8934 GB, free: 1.914 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006342/0.8154, allocations: 3.509 MB / 0.8968 GB, free: 14.03 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08687/0.9023, allocations: 24.6 MB / 0.9208 GB, free: 4.926 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.452e-05/0.9024, allocations: 12 kB / 0.9208 GB, free: 4.914 MB / 0.6075 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 0.02502/0.9274, allocations: 10.49 MB / 0.9311 GB, free: 10.29 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.13e-05/0.9274, allocations: 25.12 kB / 0.9311 GB, free: 10.26 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.934e-05/0.9275, allocations: 24 kB / 0.9311 GB, free: 10.24 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01448/0.942, allocations: 4.265 MB / 0.9353 GB, free: 5.949 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004445/0.9464, allocations: 1.024 MB / 0.9363 GB, free: 4.926 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03401/0.9805, allocations: 27.14 MB / 0.9628 GB, free: 9.082 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004381/0.9849, allocations: 0.5342 MB / 0.9633 GB, free: 8.547 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003952/0.9853, allocations: 144 kB / 0.9635 GB, free: 8.406 MB / 0.6544 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 0.0009768/0.9863, allocations: 407.9 kB / 0.9638 GB, free: 8 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006204/0.9869, allocations: 205.5 kB / 0.964 GB, free: 7.797 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 postOpt wrapFunctionCalls (simulation): time 0.02608/1.013, allocations: 10.15 MB / 0.974 GB, free: 13.57 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.224e-05/1.013, allocations: 31.94 kB / 0.974 GB, free: 13.54 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.603e-05/1.013, allocations: 12 kB / 0.974 GB, free: 13.52 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.383e-05/1.013, allocations: 19.94 kB / 0.974 GB, free: 13.5 MB / 0.67 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 0.03577/1.049, allocations: 16.31 MB / 0.9899 GB, free: 13.02 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.377e-05/1.049, allocations: 8 kB / 0.9899 GB, free: 13.01 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003387/1.052, allocations: 0.7339 MB / 0.9907 GB, free: 12.27 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01737/1.07, allocations: 5.115 MB / 0.9957 GB, free: 7.137 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005054/1.07, allocations: 75.95 kB / 0.9957 GB, free: 7.062 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03862/1.109, allocations: 27.25 MB / 1.022 GB, free: 11.34 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.164e-05/1.109, allocations: 12.03 kB / 1.022 GB, free: 11.32 MB / 0.7169 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 0.02485/1.134, allocations: 10.1 MB / 1.032 GB, free: 0.9727 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001457/1.135, allocations: 0.7171 MB / 1.033 GB, free: 240 kB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003674/1.136, allocations: 60.94 kB / 1.033 GB, free: 180 kB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003224/1.139, allocations: 0.4953 MB / 1.033 GB, free: 15.68 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007092/1.14, allocations: 238.3 kB / 1.034 GB, free: 15.45 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002016/1.14, allocations: 87.95 kB / 1.034 GB, free: 15.36 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001248/1.141, allocations: 0.9777 MB / 1.035 GB, free: 14.38 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.71e-07/1.141, allocations: 3.938 kB / 1.035 GB, free: 14.38 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.005021/1.146, allocations: 1.839 MB / 1.037 GB, free: 12.54 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 0.000363/1.147, allocations: 198.7 kB / 1.037 GB, free: 12.34 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.2911/1.438, allocations: 14.33 MB / 1.051 GB, free: 243.9 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.761e-05/1.438, allocations: 3.25 kB / 1.051 GB, free: 243.9 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.01165/1.449, allocations: 4.417 MB / 1.055 GB, free: 243.4 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002471/1.452, allocations: 286.3 kB / 1.055 GB, free: 243.4 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02366/1.476, allocations: 9.568 MB / 1.065 GB, free: 241.4 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003264/1.479, allocations: 2.852 MB / 1.067 GB, free: 240.6 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.005101/1.484, allocations: 1.65 MB / 1.069 GB, free: 240.6 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007583/1.485, allocations: 171.5 kB / 1.069 GB, free: 240.6 MB / 0.7325 GB Notification: Performance of SimCode: time 1.032e-06/1.485, allocations: 0 / 1.069 GB, free: 240.6 MB / 0.7325 GB Notification: Performance of Templates: time 0.09471/1.58, allocations: 77.7 MB / 1.145 GB, free: 182.5 MB / 0.7325 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)