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 0.001064/0.001064, allocations: 115.6 kB / 16.37 MB, free: 6.004 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001075/0.001076, allocations: 192.1 kB / 17.31 MB, free: 5.613 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.301/1.301, 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 0.00208/0.00208, allocations: 286 kB / 291.4 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 0.9246/0.9246, allocations: 169.3 MB / 0.4989 GB, free: 4.445 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001855/0.001855, allocations: 94.7 kB / 0.5967 GB, free: 14.36 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1526/0.1545, allocations: 86.97 MB / 0.6816 GB, free: 7.387 MB / 494.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.2906/0.4452, allocations: 18.16 MB / 0.6994 GB, free: 9.816 MB / 494.1 MB Notification: Performance of NFInst.instExpressions: time 0.01009/0.4553, allocations: 6.785 MB / 0.706 GB, free: 5.227 MB / 494.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001177/0.4565, allocations: 56.06 kB / 0.7061 GB, free: 5.219 MB / 494.1 MB Notification: Performance of NFTyping.typeComponents: time 0.003155/0.4597, allocations: 1.453 MB / 0.7075 GB, free: 4.363 MB / 494.1 MB Notification: Performance of NFTyping.typeBindings: time 0.003113/0.4628, allocations: 1.404 MB / 0.7089 GB, free: 3.578 MB / 494.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.003125/0.4659, allocations: 1.287 MB / 0.7101 GB, free: 2.891 MB / 494.1 MB Notification: Performance of NFFlatten.flatten: time 0.006051/0.472, allocations: 5.435 MB / 0.7154 GB, free: 0.5977 MB / 494.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.008749/0.4808, allocations: 7.09 MB / 0.7223 GB, free: 13.82 MB / 0.4981 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003784/0.4846, allocations: 2.353 MB / 0.7246 GB, free: 12.76 MB / 0.4981 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004/0.4886, allocations: 2.951 MB / 0.7275 GB, free: 11.53 MB / 0.4981 GB Notification: Performance of NFPackage.collectConstants: time 0.001044/0.4896, allocations: 0.5111 MB / 0.728 GB, free: 11.53 MB / 0.4981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002622/0.4923, allocations: 1.255 MB / 0.7292 GB, free: 11.14 MB / 0.4981 GB Notification: Performance of NFScalarize.scalarize: time 0.002218/0.4945, allocations: 2.238 MB / 0.7314 GB, free: 9.742 MB / 0.4981 GB Notification: Performance of NFVerifyModel.verify: time 0.002347/0.4968, allocations: 2.166 MB / 0.7335 GB, free: 8.207 MB / 0.4981 GB Notification: Performance of NFConvertDAE.convert: time 0.006562/0.5034, allocations: 7.728 MB / 0.7411 GB, free: 2.355 MB / 0.4981 GB Notification: Performance of FrontEnd - DAE generated: time 3.857e-06/0.5034, allocations: 0 / 0.7411 GB, free: 2.355 MB / 0.4981 GB Notification: Performance of FrontEnd: time 4.137e-06/0.5034, allocations: 4 kB / 0.7411 GB, free: 2.352 MB / 0.4981 GB Notification: Performance of Transformations before backend: time 0.0001054/0.5036, allocations: 0 / 0.7411 GB, free: 2.352 MB / 0.4981 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 0.006685/0.5102, allocations: 3.784 MB / 0.7448 GB, free: 14.51 MB / 0.5137 GB Notification: Performance of prepare preOptimizeDAE: time 3.355e-05/0.5103, allocations: 8.031 kB / 0.7448 GB, free: 14.5 MB / 0.5137 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01149/0.5218, allocations: 2.341 MB / 0.7471 GB, free: 12.15 MB / 0.5137 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004294/0.5261, allocations: 2.175 MB / 0.7492 GB, free: 9.934 MB / 0.5137 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001739/0.5263, allocations: 271.4 kB / 0.7495 GB, free: 9.668 MB / 0.5137 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000591/0.5269, allocations: 343.9 kB / 0.7498 GB, free: 9.332 MB / 0.5137 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01176/0.5386, allocations: 7.091 MB / 0.7567 GB, free: 2.133 MB / 0.5137 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.728e-05/0.5387, allocations: 7.906 kB / 0.7567 GB, free: 2.125 MB / 0.5137 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000414/0.5391, allocations: 152 kB / 0.7569 GB, free: 1.977 MB / 0.5137 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004204/0.5396, allocations: 330 kB / 0.7572 GB, free: 1.652 MB / 0.5137 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01349/0.5531, allocations: 6.989 MB / 0.764 GB, free: 10.66 MB / 0.5294 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 0.02808/0.5812, allocations: 26.36 MB / 0.7898 GB, free: 14.12 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007473/0.5887, allocations: 4.983 MB / 0.7946 GB, free: 8.832 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005285/0.594, allocations: 2.596 MB / 0.7972 GB, free: 6.219 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002136/0.5942, allocations: 135 kB / 0.7973 GB, free: 6.07 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.016e-05/0.5942, allocations: 60.5 kB / 0.7973 GB, free: 6 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 3.436e-06/0.5942, allocations: 3.938 kB / 0.7973 GB, free: 5.996 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 0.09974/0.694, allocations: 30.91 MB / 0.8275 GB, free: 7 MB / 0.5919 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001078/0.6941, allocations: 239.5 kB / 0.8278 GB, free: 6.719 MB / 0.5919 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001833/0.696, allocations: 1.4 MB / 0.8291 GB, free: 5.309 MB / 0.5919 GB Notification: Performance of collectPreVariables (initialization): time 0.0003078/0.6963, allocations: 73.7 kB / 0.8292 GB, free: 5.23 MB / 0.5919 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008518/0.6971, allocations: 1.482 MB / 0.8306 GB, free: 3.727 MB / 0.5919 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008486/0.698, allocations: 0.9242 MB / 0.8315 GB, free: 2.789 MB / 0.5919 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001143/0.6991, allocations: 0.628 MB / 0.8322 GB, free: 2.152 MB / 0.5919 GB Notification: Performance of setup shared object (initialization): time 9.08e-05/0.6992, allocations: 305.1 kB / 0.8324 GB, free: 1.852 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005476/0.7047, allocations: 2.67 MB / 0.8351 GB, free: 15.17 MB / 0.6075 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005998/0.7107, allocations: 3.548 MB / 0.8385 GB, free: 11.25 MB / 0.6075 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01157/0.7223, allocations: 6.383 MB / 0.8448 GB, free: 4.465 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.886e-05/0.7223, allocations: 8 kB / 0.8448 GB, free: 4.457 MB / 0.6075 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 0.02654/0.7489, allocations: 10.98 MB / 0.8555 GB, free: 9.363 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.933e-05/0.7489, allocations: 16 kB / 0.8555 GB, free: 9.348 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.948e-05/0.749, allocations: 32.5 kB / 0.8555 GB, free: 9.316 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01909/0.7681, allocations: 5.462 MB / 0.8609 GB, free: 3.84 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004018/0.7721, allocations: 0.9828 MB / 0.8618 GB, free: 2.855 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03981/0.812, allocations: 28.14 MB / 0.8893 GB, free: 6.266 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003866/0.8158, allocations: 0.5497 MB / 0.8898 GB, free: 5.715 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000467/0.8163, allocations: 151.9 kB / 0.89 GB, free: 5.566 MB / 0.6544 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007532/0.8239, allocations: 3.96 MB / 0.8939 GB, free: 1.598 MB / 0.6544 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006067/0.83, allocations: 3.517 MB / 0.8973 GB, free: 13.7 MB / 0.67 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08438/0.9144, allocations: 24.54 MB / 0.9213 GB, free: 4.645 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.626e-05/0.9144, allocations: 8 kB / 0.9213 GB, free: 4.637 MB / 0.6856 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 0.02545/0.9399, allocations: 10.5 MB / 0.9315 GB, free: 9.988 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 3.66e-05/0.9399, allocations: 17.72 kB / 0.9315 GB, free: 9.973 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.758e-05/0.94, allocations: 28 kB / 0.9316 GB, free: 9.945 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01466/0.9547, allocations: 4.243 MB / 0.9357 GB, free: 5.684 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004429/0.9591, allocations: 1.034 MB / 0.9367 GB, free: 4.648 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.305/1.264, allocations: 27.08 MB / 0.9632 GB, free: 226.1 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00412/1.268, allocations: 0.5353 MB / 0.9637 GB, free: 226.1 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003481/1.269, allocations: 151.2 kB / 0.9638 GB, free: 226 MB / 0.7169 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 0.0008049/1.269, allocations: 396.4 kB / 0.9642 GB, free: 225.8 MB / 0.7169 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005099/1.27, allocations: 202.9 kB / 0.9644 GB, free: 225.8 MB / 0.7169 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 0.02585/1.296, allocations: 10.16 MB / 0.9743 GB, free: 223 MB / 0.7169 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.625e-05/1.296, allocations: 28.19 kB / 0.9744 GB, free: 223 MB / 0.7169 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.801e-05/1.296, allocations: 12.45 kB / 0.9744 GB, free: 223 MB / 0.7169 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.7e-05/1.296, allocations: 15.41 kB / 0.9744 GB, free: 223 MB / 0.7169 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 0.03207/1.328, allocations: 16.24 MB / 0.9902 GB, free: 217.3 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.886e-05/1.328, allocations: 8.531 kB / 0.9902 GB, free: 217.3 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003134/1.331, allocations: 0.7351 MB / 0.991 GB, free: 217.3 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01688/1.348, allocations: 5.095 MB / 0.9959 GB, free: 216.6 MB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004384/1.349, allocations: 78.67 kB / 0.996 GB, free: 216.6 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03069/1.379, allocations: 27.23 MB / 1.023 GB, free: 197.6 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.911e-06/1.379, allocations: 12.03 kB / 1.023 GB, free: 197.6 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 0.02086/1.4, allocations: 10.09 MB / 1.032 GB, free: 187.3 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00187/1.402, allocations: 0.72 MB / 1.033 GB, free: 186.5 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003867/1.403, allocations: 55.8 kB / 1.033 GB, free: 186.5 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00297/1.405, allocations: 0.5031 MB / 1.034 GB, free: 186 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006487/1.406, allocations: 226.3 kB / 1.034 GB, free: 185.7 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002102/1.406, allocations: 91.95 kB / 1.034 GB, free: 185.7 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.00103/1.407, allocations: 0.9528 MB / 1.035 GB, free: 184.7 MB / 0.7169 GB Notification: Performance of sort global known variables: time 1.9e-07/1.407, allocations: 0 / 1.035 GB, free: 184.7 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.004951/1.412, allocations: 1.831 MB / 1.037 GB, free: 182.9 MB / 0.7169 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 0.000343/1.413, allocations: 180.9 kB / 1.037 GB, free: 182.7 MB / 0.7169 GB Notification: Performance of simCode: created initialization part: time 0.02297/1.436, allocations: 12.41 MB / 1.049 GB, free: 170.2 MB / 0.7169 GB Notification: Performance of simCode: created event and clocks part: time 1.015e-05/1.436, allocations: 0 / 1.049 GB, free: 170.2 MB / 0.7169 GB Notification: Performance of simCode: created simulation system equations: time 0.008721/1.444, allocations: 4.421 MB / 1.053 GB, free: 165.7 MB / 0.7169 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00182/1.446, allocations: 264.9 kB / 1.054 GB, free: 165.5 MB / 0.7169 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0187/1.465, allocations: 8.941 MB / 1.062 GB, free: 156.4 MB / 0.7169 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002382/1.467, allocations: 2.836 MB / 1.065 GB, free: 153.6 MB / 0.7169 GB Notification: Performance of simCode: alias equations: time 0.00383/1.471, allocations: 1.642 MB / 1.067 GB, free: 151.9 MB / 0.7169 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005995/1.472, allocations: 163.3 kB / 1.067 GB, free: 151.8 MB / 0.7169 GB Notification: Performance of SimCode: time 6.72e-07/1.472, allocations: 1.875 kB / 1.067 GB, free: 151.8 MB / 0.7169 GB Notification: Performance of Templates: time 0.08214/1.554, allocations: 77.14 MB / 1.142 GB, free: 74.88 MB / 0.7169 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 -s gbode -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)