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 0.001076/0.001076, allocations: 103.4 kB / 15.33 MB, free: 0.5078 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001076/0.001076, allocations: 189.4 kB / 16.25 MB, free: 6.617 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.329/1.329, allocations: 222.9 MB / 239.9 MB, free: 4.531 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002052/0.002052, allocations: 290.8 kB / 290.4 MB, free: 2.141 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9472/0.9472, allocations: 169.2 MB / 0.4978 GB, free: 14.06 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001595/0.001595, allocations: 89.27 kB / 0.5947 GB, free: 28.31 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1751/0.1767, allocations: 86.99 MB / 0.6797 GB, free: 1 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02286/0.1996, allocations: 18.13 MB / 0.6974 GB, free: 14.82 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.0108/0.2104, allocations: 6.763 MB / 0.704 GB, free: 8.047 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001367/0.2118, allocations: 47.88 kB / 0.704 GB, free: 8 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.00327/0.2151, allocations: 1.357 MB / 0.7053 GB, free: 6.641 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.00286/0.218, allocations: 1.308 MB / 0.7066 GB, free: 5.328 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.002709/0.2207, allocations: 1.177 MB / 0.7078 GB, free: 4.152 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.00542/0.2261, allocations: 5.492 MB / 0.7131 GB, free: 14.65 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01027/0.2364, allocations: 8.529 MB / 0.7215 GB, free: 6.02 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003524/0.24, allocations: 2.384 MB / 0.7238 GB, free: 3.629 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004333/0.2443, allocations: 3.14 MB / 0.7269 GB, free: 492 kB / 0.5137 GB Notification: Performance of NFPackage.collectConstants: time 0.001039/0.2454, allocations: 0.5157 MB / 0.7274 GB, free: 15.96 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00239/0.2478, allocations: 1.264 MB / 0.7286 GB, free: 14.7 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.002307/0.2501, allocations: 2.246 MB / 0.7308 GB, free: 12.45 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.002813/0.2529, allocations: 2.202 MB / 0.7329 GB, free: 10.24 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.007932/0.2609, allocations: 7.787 MB / 0.7405 GB, free: 2.43 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 8.566e-06/0.2609, allocations: 0 / 0.7405 GB, free: 2.43 MB / 0.5294 GB Notification: Performance of FrontEnd: time 2.565e-06/0.2609, allocations: 0 / 0.7405 GB, free: 2.43 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 0.0002445/0.2612, allocations: 4 kB / 0.7405 GB, free: 2.426 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 0.008873/0.2701, allocations: 3.831 MB / 0.7443 GB, free: 14.54 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 3.943e-05/0.2701, allocations: 8.031 kB / 0.7443 GB, free: 14.53 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01204/0.2822, allocations: 2.349 MB / 0.7466 GB, free: 12.17 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00444/0.2866, allocations: 2.159 MB / 0.7487 GB, free: 9.969 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000252/0.2869, allocations: 271.5 kB / 0.749 GB, free: 9.703 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001139/0.2881, allocations: 347.9 kB / 0.7493 GB, free: 9.363 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01562/0.3037, allocations: 7.128 MB / 0.7562 GB, free: 2.133 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001089/0.3038, allocations: 4 kB / 0.7563 GB, free: 2.129 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000903/0.3047, allocations: 152 kB / 0.7564 GB, free: 1.98 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004395/0.3052, allocations: 326.1 kB / 0.7567 GB, free: 1.66 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01592/0.3211, allocations: 7.012 MB / 0.7636 GB, free: 10.64 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 0.332/0.6532, allocations: 26.67 MB / 0.7896 GB, free: 73.28 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007529/0.6607, allocations: 4.982 MB / 0.7945 GB, free: 70.59 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005478/0.6662, allocations: 2.602 MB / 0.797 GB, free: 69.84 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002721/0.6665, allocations: 128.8 kB / 0.7971 GB, free: 69.74 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.704e-05/0.6666, allocations: 60.77 kB / 0.7972 GB, free: 69.68 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 3.717e-06/0.6666, allocations: 6.188 kB / 0.7972 GB, free: 69.68 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 0.09768/0.7643, allocations: 30.95 MB / 0.8274 GB, free: 54.65 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.255e-05/0.7644, allocations: 235.6 kB / 0.8276 GB, free: 54.37 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00176/0.7661, allocations: 1.449 MB / 0.8291 GB, free: 52.91 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0005159/0.7667, allocations: 73.7 kB / 0.8291 GB, free: 52.84 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.000591/0.7673, allocations: 1.492 MB / 0.8306 GB, free: 51.33 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008692/0.7681, allocations: 0.9183 MB / 0.8315 GB, free: 50.42 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001295/0.7694, allocations: 0.6318 MB / 0.8321 GB, free: 49.78 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 3.62e-05/0.7695, allocations: 305.1 kB / 0.8324 GB, free: 49.48 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004915/0.7744, allocations: 2.674 MB / 0.835 GB, free: 46.8 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005231/0.7797, allocations: 3.552 MB / 0.8385 GB, free: 42.87 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009993/0.7897, allocations: 6.379 MB / 0.8447 GB, free: 36.09 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.13e-05/0.7897, allocations: 11.61 kB / 0.8447 GB, free: 36.08 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 0.02398/0.8137, allocations: 11 MB / 0.8555 GB, free: 24.98 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 3.779e-05/0.8137, allocations: 16 kB / 0.8555 GB, free: 24.97 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.653e-05/0.8138, allocations: 24 kB / 0.8555 GB, free: 24.95 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01779/0.8316, allocations: 5.485 MB / 0.8608 GB, free: 19.45 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003817/0.8354, allocations: 0.9828 MB / 0.8618 GB, free: 18.46 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03782/0.8733, allocations: 28.17 MB / 0.8893 GB, free: 5.871 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004217/0.8775, allocations: 0.5498 MB / 0.8899 GB, free: 5.32 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000596/0.8781, allocations: 151.9 kB / 0.89 GB, free: 5.172 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007921/0.8861, allocations: 3.968 MB / 0.8939 GB, free: 1.199 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006555/0.8926, allocations: 3.511 MB / 0.8973 GB, free: 13.31 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08745/0.9801, allocations: 24.59 MB / 0.9213 GB, free: 4.215 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.159e-05/0.9802, allocations: 8 kB / 0.9213 GB, free: 4.207 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 0.02642/1.007, allocations: 10.49 MB / 0.9316 GB, free: 9.578 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.721e-05/1.007, allocations: 19.94 kB / 0.9316 GB, free: 9.559 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.163e-05/1.007, allocations: 31.94 kB / 0.9316 GB, free: 9.527 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01498/1.022, allocations: 4.257 MB / 0.9358 GB, free: 5.25 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004454/1.026, allocations: 1.036 MB / 0.9368 GB, free: 4.215 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03456/1.061, allocations: 27.13 MB / 0.9633 GB, free: 8.371 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004191/1.065, allocations: 0.538 MB / 0.9638 GB, free: 7.832 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006727/1.066, allocations: 155.9 kB / 0.964 GB, free: 7.68 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 0.001216/1.067, allocations: 396 kB / 0.9643 GB, free: 7.285 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000778/1.068, allocations: 205.5 kB / 0.9645 GB, free: 7.082 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 0.02734/1.095, allocations: 10.16 MB / 0.9745 GB, free: 12.84 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.943e-05/1.095, allocations: 28 kB / 0.9745 GB, free: 12.82 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.25e-05/1.095, allocations: 19.92 kB / 0.9745 GB, free: 12.8 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.987e-05/1.095, allocations: 11.95 kB / 0.9745 GB, free: 12.79 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 0.03755/1.133, allocations: 16.31 MB / 0.9904 GB, free: 12.3 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.178e-05/1.133, allocations: 12.19 kB / 0.9905 GB, free: 12.29 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003442/1.136, allocations: 0.7332 MB / 0.9912 GB, free: 11.55 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01861/1.155, allocations: 5.115 MB / 0.9962 GB, free: 6.414 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006297/1.156, allocations: 75.95 kB / 0.9962 GB, free: 6.34 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03899/1.195, allocations: 27.25 MB / 1.023 GB, free: 10.61 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.688e-06/1.195, allocations: 16.03 kB / 1.023 GB, free: 10.59 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 0.02526/1.22, allocations: 10.09 MB / 1.033 GB, free: 260 kB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002038/1.222, allocations: 0.7173 MB / 1.033 GB, free: 15.51 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008537/1.223, allocations: 61.42 kB / 1.033 GB, free: 15.45 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003604/1.226, allocations: 0.4992 MB / 1.034 GB, free: 14.95 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009062/1.227, allocations: 230.3 kB / 1.034 GB, free: 14.73 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003477/1.228, allocations: 91.95 kB / 1.034 GB, free: 14.64 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001539/1.229, allocations: 0.9816 MB / 1.035 GB, free: 13.65 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.563e-06/1.229, allocations: 0 / 1.035 GB, free: 13.65 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.007272/1.237, allocations: 1.85 MB / 1.037 GB, free: 11.8 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 0.0005812/1.237, allocations: 178.8 kB / 1.037 GB, free: 11.62 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.3418/1.579, allocations: 14.33 MB / 1.051 GB, free: 244 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.301e-05/1.579, allocations: 1.531 kB / 1.051 GB, free: 244 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.01135/1.59, allocations: 4.417 MB / 1.056 GB, free: 243.5 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002478/1.593, allocations: 288.5 kB / 1.056 GB, free: 243.5 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02656/1.62, allocations: 11.13 MB / 1.067 GB, free: 239.9 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004695/1.624, allocations: 2.848 MB / 1.069 GB, free: 239.1 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.006854/1.631, allocations: 1.646 MB / 1.071 GB, free: 239 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0013/1.632, allocations: 172.7 kB / 1.071 GB, free: 239 MB / 0.7325 GB Notification: Performance of SimCode: time 1.072e-06/1.632, allocations: 0 / 1.071 GB, free: 239 MB / 0.7325 GB Notification: Performance of Templates: time 0.1015/1.734, allocations: 78.01 MB / 1.147 GB, free: 179.9 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)