Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.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/Buildings 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/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(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_9_Buildings.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 0.006714/0.006714, allocations: 104.3 kB / 15.74 MB, free: 6.441 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001157/0.001157, allocations: 188.6 kB / 16.67 MB, free: 6.355 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.419/1.419, allocations: 222.9 MB / 240.4 MB, free: 4.293 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.536/2.536, allocations: 390.2 MB / 0.6648 GB, free: 148 kB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001212/0.001212, allocations: 70.58 kB / 0.9509 GB, free: 5.473 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3525/0.3537, allocations: 140.4 MB / 1.088 GB, free: 1.406 MB / 0.8419 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02139/0.3752, allocations: 18.19 MB / 1.106 GB, free: 15.14 MB / 0.8731 GB Notification: Performance of NFInst.instExpressions: time 0.01188/0.3871, allocations: 6.789 MB / 1.112 GB, free: 8.336 MB / 0.8731 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001839/0.389, allocations: 59.88 kB / 1.112 GB, free: 8.277 MB / 0.8731 GB Notification: Performance of NFTyping.typeComponents: time 0.004002/0.393, allocations: 1.462 MB / 1.114 GB, free: 6.812 MB / 0.8731 GB Notification: Performance of NFTyping.typeBindings: time 0.003759/0.3967, allocations: 1.432 MB / 1.115 GB, free: 5.375 MB / 0.8731 GB Notification: Performance of NFTyping.typeClassSections: time 0.003357/0.4001, allocations: 1.254 MB / 1.117 GB, free: 4.121 MB / 0.8731 GB Notification: Performance of NFFlatten.flatten: time 0.006643/0.4068, allocations: 5.434 MB / 1.122 GB, free: 14.68 MB / 0.8887 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01233/0.4191, allocations: 7.084 MB / 1.129 GB, free: 7.48 MB / 0.8887 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005359/0.4245, allocations: 2.353 MB / 1.131 GB, free: 5.121 MB / 0.8887 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004617/0.4292, allocations: 2.957 MB / 1.134 GB, free: 2.156 MB / 0.8887 GB Notification: Performance of NFPackage.collectConstants: time 0.001095/0.4303, allocations: 0.5117 MB / 1.134 GB, free: 1.645 MB / 0.8887 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002884/0.4332, allocations: 1.26 MB / 1.136 GB, free: 392 kB / 0.8887 GB Notification: Performance of NFScalarize.scalarize: time 0.002326/0.4355, allocations: 2.234 MB / 1.138 GB, free: 14.14 MB / 0.9044 GB Notification: Performance of NFVerifyModel.verify: time 0.003009/0.4385, allocations: 2.175 MB / 1.14 GB, free: 11.96 MB / 0.9044 GB Notification: Performance of NFConvertDAE.convert: time 0.008277/0.4468, allocations: 7.725 MB / 1.148 GB, free: 4.215 MB / 0.9044 GB Notification: Performance of FrontEnd - DAE generated: time 5.33e-06/0.4468, allocations: 4 kB / 1.148 GB, free: 4.211 MB / 0.9044 GB Notification: Performance of FrontEnd: time 2.475e-06/0.4469, allocations: 0 / 1.148 GB, free: 4.211 MB / 0.9044 GB Notification: Performance of Transformations before backend: time 0.0001821/0.447, allocations: 0 / 1.148 GB, free: 4.211 MB / 0.9044 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 0.008265/0.4553, allocations: 3.776 MB / 1.151 GB, free: 384 kB / 0.9044 GB Notification: Performance of prepare preOptimizeDAE: time 4.44e-05/0.4554, allocations: 12.03 kB / 1.151 GB, free: 372 kB / 0.9044 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01338/0.4688, allocations: 2.403 MB / 1.154 GB, free: 13.95 MB / 0.92 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006566/0.4754, allocations: 2.182 MB / 1.156 GB, free: 11.73 MB / 0.92 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003068/0.4757, allocations: 263.4 kB / 1.156 GB, free: 11.47 MB / 0.92 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001753/0.4775, allocations: 351.8 kB / 1.156 GB, free: 11.12 MB / 0.92 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01729/0.4948, allocations: 7.126 MB / 1.163 GB, free: 3.898 MB / 0.92 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.21e-05/0.4949, allocations: 3.938 kB / 1.163 GB, free: 3.895 MB / 0.92 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004971/0.4954, allocations: 148 kB / 1.163 GB, free: 3.75 MB / 0.92 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000492/0.4959, allocations: 334 kB / 1.164 GB, free: 3.422 MB / 0.92 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01758/0.5135, allocations: 7.028 MB / 1.171 GB, free: 12.38 MB / 0.9356 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 0.04227/0.5558, allocations: 26.42 MB / 1.196 GB, free: 15.78 MB / 0.9669 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008234/0.5641, allocations: 4.988 MB / 1.201 GB, free: 10.48 MB / 0.9669 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005995/0.5701, allocations: 2.612 MB / 1.204 GB, free: 7.852 MB / 0.9669 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002427/0.5703, allocations: 131 kB / 1.204 GB, free: 7.707 MB / 0.9669 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.042e-05/0.5704, allocations: 64.55 kB / 1.204 GB, free: 7.633 MB / 0.9669 GB Notification: Performance of pre-optimization done (n=208): time 6.643e-06/0.5704, allocations: 4 kB / 1.204 GB, free: 7.629 MB / 0.9669 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 0.1072/0.6776, allocations: 30.91 MB / 1.234 GB, free: 8.629 MB / 0.9981 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001471/0.6778, allocations: 243.6 kB / 1.234 GB, free: 8.344 MB / 0.9981 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002322/0.6801, allocations: 1.427 MB / 1.236 GB, free: 6.906 MB / 0.9981 GB Notification: Performance of collectPreVariables (initialization): time 0.0006945/0.6808, allocations: 73.7 kB / 1.236 GB, free: 6.828 MB / 0.9981 GB Notification: Performance of collectInitialEqns (initialization): time 0.001071/0.6819, allocations: 1.482 MB / 1.237 GB, free: 5.324 MB / 0.9981 GB Notification: Performance of collectInitialBindings (initialization): time 0.00129/0.6832, allocations: 0.9203 MB / 1.238 GB, free: 4.391 MB / 0.9981 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001152/0.6844, allocations: 0.6319 MB / 1.239 GB, free: 3.75 MB / 0.9981 GB Notification: Performance of setup shared object (initialization): time 0.0001152/0.6845, allocations: 301.1 kB / 1.239 GB, free: 3.453 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006185/0.6907, allocations: 2.698 MB / 1.242 GB, free: 0.7461 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007227/0.698, allocations: 3.579 MB / 1.245 GB, free: 12.79 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01365/0.7116, allocations: 6.399 MB / 1.251 GB, free: 5.992 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.147e-05/0.7117, allocations: 8 kB / 1.251 GB, free: 5.984 MB / 1.014 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 0.7373/1.449, allocations: 11.02 MB / 1.262 GB, free: 153.5 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 5.931e-05/1.449, allocations: 17.61 kB / 1.262 GB, free: 153.5 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.905e-05/1.449, allocations: 25.84 kB / 1.262 GB, free: 153.5 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02265/1.472, allocations: 5.539 MB / 1.268 GB, free: 153.4 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004717/1.477, allocations: 0.9928 MB / 1.269 GB, free: 153.4 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0445/1.521, allocations: 28.18 MB / 1.296 GB, free: 139 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005009/1.526, allocations: 0.5745 MB / 1.297 GB, free: 138.9 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005624/1.527, allocations: 163.2 kB / 1.297 GB, free: 138.9 MB / 1.014 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008895/1.536, allocations: 3.981 MB / 1.301 GB, free: 137.2 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006529/1.542, allocations: 3.54 MB / 1.304 GB, free: 134.7 MB / 1.014 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08171/1.624, allocations: 24.64 MB / 1.328 GB, free: 117.7 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.295e-05/1.624, allocations: 8 kB / 1.328 GB, free: 117.7 MB / 1.014 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 0.02336/1.647, allocations: 10.53 MB / 1.339 GB, free: 107.1 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 5.412e-05/1.648, allocations: 16 kB / 1.339 GB, free: 107.1 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.95e-05/1.648, allocations: 24 kB / 1.339 GB, free: 107.1 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.014/1.662, allocations: 4.327 MB / 1.343 GB, free: 102.7 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004536/1.666, allocations: 1.049 MB / 1.344 GB, free: 101.7 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02859/1.695, allocations: 27.1 MB / 1.37 GB, free: 73.91 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004794/1.7, allocations: 0.5498 MB / 1.371 GB, free: 73.36 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004066/1.7, allocations: 155.9 kB / 1.371 GB, free: 73.21 MB / 1.014 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.001017/1.701, allocations: 399 kB / 1.371 GB, free: 72.83 MB / 1.014 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005443/1.702, allocations: 197.7 kB / 1.372 GB, free: 72.64 MB / 1.014 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02391/1.726, allocations: 10.17 MB / 1.382 GB, free: 62.4 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.883e-05/1.726, allocations: 31.94 kB / 1.382 GB, free: 62.37 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.138e-05/1.726, allocations: 12 kB / 1.382 GB, free: 62.36 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.78e-05/1.726, allocations: 15.95 kB / 1.382 GB, free: 62.34 MB / 1.014 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 0.03193/1.758, allocations: 16.27 MB / 1.397 GB, free: 45.9 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.953e-05/1.758, allocations: 8.156 kB / 1.398 GB, free: 45.89 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00337/1.761, allocations: 0.7371 MB / 1.398 GB, free: 45.16 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01688/1.778, allocations: 5.177 MB / 1.403 GB, free: 39.96 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005872/1.779, allocations: 75.95 kB / 1.403 GB, free: 39.89 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03334/1.812, allocations: 27.24 MB / 1.43 GB, free: 12.17 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.442e-06/1.812, allocations: 11.94 kB / 1.43 GB, free: 12.16 MB / 1.014 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 0.02336/1.835, allocations: 10.1 MB / 1.44 GB, free: 1.82 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001863/1.837, allocations: 0.7304 MB / 1.441 GB, free: 1.07 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004315/1.838, allocations: 58.8 kB / 1.441 GB, free: 1.016 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00348/1.841, allocations: 0.5031 MB / 1.441 GB, free: 0.5117 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006896/1.842, allocations: 230 kB / 1.441 GB, free: 296 kB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002117/1.842, allocations: 95.94 kB / 1.441 GB, free: 200 kB / 1.014 GB Notification: Performance of sorting global known variables: time 0.001382/1.843, allocations: 0.9742 MB / 1.442 GB, free: 15.22 MB / 1.029 GB Notification: Performance of sort global known variables: time 2.41e-07/1.843, allocations: 0 / 1.442 GB, free: 15.22 MB / 1.029 GB Notification: Performance of remove unused functions: time 0.005864/1.849, allocations: 1.849 MB / 1.444 GB, free: 13.37 MB / 1.029 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 0.0004057/1.85, allocations: 189 kB / 1.444 GB, free: 13.18 MB / 1.029 GB Notification: Performance of simCode: created initialization part: time 0.03029/1.88, allocations: 12.44 MB / 1.456 GB, free: 0.6406 MB / 1.029 GB Notification: Performance of simCode: created event and clocks part: time 1.258e-05/1.88, allocations: 0 / 1.456 GB, free: 0.6406 MB / 1.029 GB Notification: Performance of simCode: created simulation system equations: time 0.011/1.891, allocations: 4.437 MB / 1.461 GB, free: 12.17 MB / 1.045 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002172/1.893, allocations: 256.5 kB / 1.461 GB, free: 11.92 MB / 1.045 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02204/1.915, allocations: 8.945 MB / 1.47 GB, free: 2.879 MB / 1.045 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003273/1.919, allocations: 2.836 MB / 1.473 GB, free: 12 kB / 1.045 GB Notification: Performance of simCode: alias equations: time 0.004561/1.923, allocations: 1.656 MB / 1.474 GB, free: 14.35 MB / 1.061 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006871/1.924, allocations: 171.3 kB / 1.474 GB, free: 14.18 MB / 1.061 GB Notification: Performance of SimCode: time 7.61e-07/1.924, allocations: 0 / 1.474 GB, free: 14.18 MB / 1.061 GB Notification: Performance of Templates: time 0.1197/2.044, allocations: 78.73 MB / 1.551 GB, free: 15.6 MB / 1.139 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)