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 0.007448/0.007449, allocations: 98.2 kB / 15.73 MB, free: 5.988 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001582/0.001582, allocations: 185.1 kB / 16.67 MB, free: 5.918 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.406/1.406, allocations: 222.9 MB / 240.4 MB, free: 4.324 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 2.507/2.507, allocations: 390.2 MB / 0.6648 GB, free: 236 kB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001506/0.001506, allocations: 61.5 kB / 0.9509 GB, free: 5.598 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3425/0.3441, allocations: 140.4 MB / 1.088 GB, free: 1.465 MB / 0.8419 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02167/0.3658, allocations: 18.18 MB / 1.106 GB, free: 15.21 MB / 0.8731 GB Notification: Performance of NFInst.instExpressions: time 0.0128/0.3786, allocations: 6.805 MB / 1.112 GB, free: 8.391 MB / 0.8731 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002107/0.3808, allocations: 55.88 kB / 1.112 GB, free: 8.336 MB / 0.8731 GB Notification: Performance of NFTyping.typeComponents: time 0.004437/0.3852, allocations: 1.464 MB / 1.114 GB, free: 6.867 MB / 0.8731 GB Notification: Performance of NFTyping.typeBindings: time 0.00421/0.3895, allocations: 1.443 MB / 1.115 GB, free: 5.418 MB / 0.8731 GB Notification: Performance of NFTyping.typeClassSections: time 0.003672/0.3931, allocations: 1.262 MB / 1.117 GB, free: 4.156 MB / 0.8731 GB Notification: Performance of NFFlatten.flatten: time 0.006995/0.4002, allocations: 5.43 MB / 1.122 GB, free: 14.71 MB / 0.8887 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008674/0.4089, allocations: 7.084 MB / 1.129 GB, free: 7.52 MB / 0.8887 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003992/0.4129, allocations: 2.369 MB / 1.131 GB, free: 5.145 MB / 0.8887 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004941/0.4179, allocations: 2.957 MB / 1.134 GB, free: 2.18 MB / 0.8887 GB Notification: Performance of NFPackage.collectConstants: time 0.001172/0.4191, allocations: 0.5117 MB / 1.134 GB, free: 1.668 MB / 0.8887 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002631/0.4217, allocations: 1.252 MB / 1.136 GB, free: 424 kB / 0.8887 GB Notification: Performance of NFScalarize.scalarize: time 0.002448/0.4242, allocations: 2.242 MB / 1.138 GB, free: 14.16 MB / 0.9044 GB Notification: Performance of NFVerifyModel.verify: time 0.003038/0.4272, allocations: 2.171 MB / 1.14 GB, free: 11.98 MB / 0.9044 GB Notification: Performance of NFConvertDAE.convert: time 0.00924/0.4365, allocations: 7.749 MB / 1.148 GB, free: 4.215 MB / 0.9044 GB Notification: Performance of FrontEnd - DAE generated: time 4.398e-06/0.4365, allocations: 0 / 1.148 GB, free: 4.215 MB / 0.9044 GB Notification: Performance of FrontEnd: time 1.303e-06/0.4365, allocations: 4 kB / 1.148 GB, free: 4.211 MB / 0.9044 GB Notification: Performance of Transformations before backend: time 0.0002468/0.4368, 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 0.009579/0.4464, allocations: 3.864 MB / 1.151 GB, free: 288 kB / 0.9044 GB Notification: Performance of prepare preOptimizeDAE: time 4.66e-05/0.4464, allocations: 8.031 kB / 1.151 GB, free: 280 kB / 0.9044 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01394/0.4604, allocations: 2.421 MB / 1.154 GB, free: 13.85 MB / 0.92 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006408/0.4669, allocations: 2.187 MB / 1.156 GB, free: 11.62 MB / 0.92 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002726/0.4672, allocations: 263.4 kB / 1.156 GB, free: 11.36 MB / 0.92 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001701/0.4689, allocations: 351.9 kB / 1.156 GB, free: 11.02 MB / 0.92 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.017/0.4859, allocations: 7.128 MB / 1.163 GB, free: 3.789 MB / 0.92 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.778e-05/0.486, allocations: 0 / 1.163 GB, free: 3.789 MB / 0.92 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004848/0.4865, allocations: 144 kB / 1.164 GB, free: 3.648 MB / 0.92 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000537/0.4871, allocations: 342 kB / 1.164 GB, free: 3.312 MB / 0.92 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01798/0.505, allocations: 7.035 MB / 1.171 GB, free: 12.26 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 0.03982/0.5449, allocations: 26.46 MB / 1.197 GB, free: 15.63 MB / 0.9669 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008855/0.5538, allocations: 4.992 MB / 1.201 GB, free: 10.33 MB / 0.9669 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006298/0.5601, allocations: 2.608 MB / 1.204 GB, free: 7.703 MB / 0.9669 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002893/0.5604, allocations: 135 kB / 1.204 GB, free: 7.555 MB / 0.9669 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.47e-05/0.5605, allocations: 64.48 kB / 1.204 GB, free: 7.48 MB / 0.9669 GB Notification: Performance of pre-optimization done (n=208): time 5.1e-06/0.5605, allocations: 4 kB / 1.204 GB, free: 7.477 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 0.1145/0.6751, allocations: 31.14 MB / 1.235 GB, free: 8.273 MB / 0.9981 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001625/0.6753, allocations: 231.6 kB / 1.235 GB, free: 8 MB / 0.9981 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002908/0.6782, allocations: 1.435 MB / 1.236 GB, free: 6.555 MB / 0.9981 GB Notification: Performance of collectPreVariables (initialization): time 0.000701/0.6789, allocations: 65.7 kB / 1.236 GB, free: 6.484 MB / 0.9981 GB Notification: Performance of collectInitialEqns (initialization): time 0.001461/0.6804, allocations: 1.542 MB / 1.238 GB, free: 4.926 MB / 0.9981 GB Notification: Performance of collectInitialBindings (initialization): time 0.001569/0.682, allocations: 0.9644 MB / 1.239 GB, free: 3.953 MB / 0.9981 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002277/0.6843, allocations: 0.6282 MB / 1.239 GB, free: 3.316 MB / 0.9981 GB Notification: Performance of setup shared object (initialization): time 0.0001293/0.6844, allocations: 305.1 kB / 1.24 GB, free: 3.016 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006307/0.6907, allocations: 2.698 MB / 1.242 GB, free: 316 kB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00697/0.6977, allocations: 3.567 MB / 1.246 GB, free: 12.36 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01342/0.7112, allocations: 6.402 MB / 1.252 GB, free: 5.562 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.749e-05/0.7113, allocations: 12 kB / 1.252 GB, free: 5.551 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 0.7818/1.493, allocations: 11.04 MB / 1.263 GB, free: 154.1 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 6.85e-05/1.493, allocations: 16.69 kB / 1.263 GB, free: 154.1 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.42e-05/1.493, allocations: 26.86 kB / 1.263 GB, free: 154.1 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02465/1.518, allocations: 5.537 MB / 1.268 GB, free: 153.5 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005047/1.523, allocations: 0.9936 MB / 1.269 GB, free: 153.5 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05265/1.576, allocations: 28.21 MB / 1.297 GB, free: 139.1 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005361/1.581, allocations: 0.5687 MB / 1.297 GB, free: 139.1 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009538/1.582, allocations: 160.2 kB / 1.297 GB, free: 139 MB / 1.014 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01012/1.592, allocations: 3.985 MB / 1.301 GB, free: 137.2 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007146/1.599, allocations: 3.539 MB / 1.305 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 0.08406/1.684, allocations: 24.63 MB / 1.329 GB, free: 117.4 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.614e-05/1.684, allocations: 11.94 kB / 1.329 GB, free: 117.4 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 0.02568/1.709, allocations: 10.54 MB / 1.339 GB, free: 106.8 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 4.092e-05/1.709, allocations: 16 kB / 1.339 GB, free: 106.8 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.215e-05/1.709, allocations: 24 kB / 1.339 GB, free: 106.8 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0138/1.723, allocations: 4.328 MB / 1.343 GB, free: 102.4 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004562/1.728, allocations: 1.043 MB / 1.344 GB, free: 101.4 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03058/1.758, allocations: 27.13 MB / 1.371 GB, free: 73.6 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004787/1.763, allocations: 0.5518 MB / 1.371 GB, free: 73.05 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007493/1.764, allocations: 159.6 kB / 1.372 GB, free: 72.9 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 0.001521/1.766, allocations: 398.2 kB / 1.372 GB, free: 72.52 MB / 1.014 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008544/1.766, allocations: 206.7 kB / 1.372 GB, free: 72.32 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 0.02417/1.791, allocations: 10.17 MB / 1.382 GB, free: 62.07 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.811e-05/1.791, allocations: 31.92 kB / 1.382 GB, free: 62.04 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.178e-05/1.791, allocations: 12 kB / 1.382 GB, free: 62.03 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.545e-05/1.791, allocations: 15.95 kB / 1.382 GB, free: 62.02 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 0.0341/1.825, allocations: 16.26 MB / 1.398 GB, free: 45.58 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.112e-05/1.825, allocations: 8.188 kB / 1.398 GB, free: 45.57 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00343/1.828, allocations: 0.7371 MB / 1.399 GB, free: 44.84 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01714/1.846, allocations: 5.177 MB / 1.404 GB, free: 39.64 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006238/1.846, allocations: 71.95 kB / 1.404 GB, free: 39.57 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03379/1.88, allocations: 27.27 MB / 1.431 GB, free: 11.81 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.127e-06/1.88, allocations: 15.97 kB / 1.431 GB, free: 11.8 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 0.02357/1.904, allocations: 10.1 MB / 1.44 GB, free: 1.457 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00208/1.906, allocations: 0.7318 MB / 1.441 GB, free: 0.707 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000876/1.907, allocations: 63.94 kB / 1.441 GB, free: 0.6445 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00392/1.911, allocations: 0.4992 MB / 1.442 GB, free: 148 kB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009571/1.912, allocations: 234.3 kB / 1.442 GB, free: 15.91 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003774/1.912, allocations: 91.95 kB / 1.442 GB, free: 15.82 MB / 1.029 GB Notification: Performance of sorting global known variables: time 0.001962/1.914, allocations: 0.9723 MB / 1.443 GB, free: 14.85 MB / 1.029 GB Notification: Performance of sort global known variables: time 4.1e-07/1.914, allocations: 0 / 1.443 GB, free: 14.85 MB / 1.029 GB Notification: Performance of remove unused functions: time 0.009068/1.923, allocations: 1.848 MB / 1.445 GB, free: 13 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 0.0006248/1.924, allocations: 189.1 kB / 1.445 GB, free: 12.81 MB / 1.029 GB Notification: Performance of simCode: created initialization part: time 0.03131/1.955, allocations: 12.47 MB / 1.457 GB, free: 244 kB / 1.029 GB Notification: Performance of simCode: created event and clocks part: time 2.633e-05/1.955, allocations: 4 kB / 1.457 GB, free: 240 kB / 1.029 GB Notification: Performance of simCode: created simulation system equations: time 0.01253/1.968, allocations: 4.435 MB / 1.461 GB, free: 11.75 MB / 1.045 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003103/1.971, allocations: 268 kB / 1.462 GB, free: 11.5 MB / 1.045 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02718/1.998, allocations: 9.043 MB / 1.471 GB, free: 2.348 MB / 1.045 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003293/2.001, allocations: 2.833 MB / 1.473 GB, free: 15.48 MB / 1.061 GB Notification: Performance of simCode: alias equations: time 0.004354/2.006, allocations: 1.653 MB / 1.475 GB, free: 13.83 MB / 1.061 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006311/2.006, allocations: 175.3 kB / 1.475 GB, free: 13.66 MB / 1.061 GB Notification: Performance of SimCode: time 2.174e-06/2.006, allocations: 0 / 1.475 GB, free: 13.66 MB / 1.061 GB Notification: Performance of Templates: time 0.1185/2.125, allocations: 78.74 MB / 1.552 GB, free: 15.06 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)