Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.0-maint.10.0.x/package.mo", uses=false) Using package Buildings with version 10.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.0-maint.10.0.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.UnbalancedStepDown.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_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.007847/0.007847, allocations: 101.7 kB / 15.88 MB, free: 5.863 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001894/0.001894, allocations: 190.4 kB / 16.79 MB, free: 5.805 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.391/1.391, allocations: 222.9 MB / 240.5 MB, free: 4.57 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.0-maint.10.0.x/package.mo): time 2.527/2.527, allocations: 437 MB / 0.7106 GB, free: 5.371 MB / 0.5606 GB Notification: Performance of FrontEnd - loaded program: time 0.001447/0.001447, allocations: 68.08 kB / 0.8692 GB, free: 5.141 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.6093/0.6107, allocations: 151.6 MB / 1.017 GB, free: 2.785 MB / 0.7637 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02166/0.6324, allocations: 18.16 MB / 1.035 GB, free: 0.5508 MB / 0.7794 GB Notification: Performance of NFInst.instExpressions: time 0.0113/0.6438, allocations: 6.86 MB / 1.042 GB, free: 9.672 MB / 0.795 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001736/0.6456, allocations: 47.81 kB / 1.042 GB, free: 9.625 MB / 0.795 GB Notification: Performance of NFTyping.typeComponents: time 0.003838/0.6494, allocations: 1.354 MB / 1.043 GB, free: 8.27 MB / 0.795 GB Notification: Performance of NFTyping.typeBindings: time 0.00379/0.6532, allocations: 1.351 MB / 1.044 GB, free: 6.914 MB / 0.795 GB Notification: Performance of NFTyping.typeClassSections: time 0.003539/0.6568, allocations: 1.174 MB / 1.046 GB, free: 5.738 MB / 0.795 GB Notification: Performance of NFFlatten.flatten: time 0.007979/0.6648, allocations: 8.507 MB / 1.054 GB, free: 13.21 MB / 0.8106 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01155/0.6763, allocations: 7.938 MB / 1.062 GB, free: 5.184 MB / 0.8106 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00337/0.6797, allocations: 1.982 MB / 1.064 GB, free: 3.195 MB / 0.8106 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004845/0.6846, allocations: 3.07 MB / 1.067 GB, free: 120 kB / 0.8106 GB Notification: Performance of NFPackage.collectConstants: time 0.001449/0.6861, allocations: 376 kB / 1.067 GB, free: 15.75 MB / 0.8262 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003165/0.6893, allocations: 1.303 MB / 1.068 GB, free: 14.45 MB / 0.8262 GB Notification: Performance of NFScalarize.scalarize: time 0.002997/0.6923, allocations: 2.093 MB / 1.07 GB, free: 12.35 MB / 0.8262 GB Notification: Performance of NFVerifyModel.verify: time 0.003744/0.696, allocations: 2.011 MB / 1.072 GB, free: 10.33 MB / 0.8262 GB Notification: Performance of NFConvertDAE.convert: time 0.006495/0.7026, allocations: 6.618 MB / 1.079 GB, free: 3.695 MB / 0.8262 GB Notification: Performance of FrontEnd - DAE generated: time 5.691e-06/0.7026, allocations: 0 / 1.079 GB, free: 3.695 MB / 0.8262 GB Notification: Performance of FrontEnd: time 5.13e-06/0.7026, allocations: 0 / 1.079 GB, free: 3.695 MB / 0.8262 GB Notification: Performance of Transformations before backend: time 0.0002096/0.7028, allocations: 7.875 kB / 1.079 GB, free: 3.688 MB / 0.8262 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.009506/0.7123, allocations: 3.828 MB / 1.082 GB, free: 15.8 MB / 0.8419 GB Notification: Performance of prepare preOptimizeDAE: time 3.967e-05/0.7124, allocations: 8.031 kB / 1.082 GB, free: 15.79 MB / 0.8419 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01323/0.7256, allocations: 2.427 MB / 1.085 GB, free: 13.36 MB / 0.8419 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004805/0.7305, allocations: 2.159 MB / 1.087 GB, free: 11.16 MB / 0.8419 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002051/0.7307, allocations: 271.5 kB / 1.087 GB, free: 10.89 MB / 0.8419 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009738/0.7317, allocations: 347.9 kB / 1.087 GB, free: 10.55 MB / 0.8419 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01547/0.7471, allocations: 7.159 MB / 1.094 GB, free: 3.293 MB / 0.8419 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.147e-05/0.7473, allocations: 7.906 kB / 1.094 GB, free: 3.285 MB / 0.8419 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005342/0.7478, allocations: 148 kB / 1.095 GB, free: 3.141 MB / 0.8419 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004994/0.7483, allocations: 334.1 kB / 1.095 GB, free: 2.812 MB / 0.8419 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01802/0.7663, allocations: 7.048 MB / 1.102 GB, free: 11.75 MB / 0.8575 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 0.03611/0.8025, allocations: 26.74 MB / 1.128 GB, free: 14.83 MB / 0.8887 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007947/0.8105, allocations: 4.991 MB / 1.133 GB, free: 9.527 MB / 0.8887 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005664/0.8162, allocations: 2.596 MB / 1.135 GB, free: 6.914 MB / 0.8887 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003158/0.8166, allocations: 127 kB / 1.135 GB, free: 6.773 MB / 0.8887 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.367e-05/0.8166, allocations: 68.44 kB / 1.136 GB, free: 6.695 MB / 0.8887 GB Notification: Performance of pre-optimization done (n=208): time 4.428e-06/0.8166, allocations: 0 / 1.136 GB, free: 6.695 MB / 0.8887 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 0.1005/0.9172, allocations: 30.95 MB / 1.166 GB, free: 7.652 MB / 0.92 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001215/0.9173, allocations: 239.6 kB / 1.166 GB, free: 7.371 MB / 0.92 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002166/0.9195, allocations: 1.469 MB / 1.167 GB, free: 5.895 MB / 0.92 GB Notification: Performance of collectPreVariables (initialization): time 0.0005145/0.92, allocations: 73.7 kB / 1.167 GB, free: 5.816 MB / 0.92 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008954/0.9209, allocations: 1.497 MB / 1.169 GB, free: 4.297 MB / 0.92 GB Notification: Performance of collectInitialBindings (initialization): time 0.001008/0.9219, allocations: 0.9165 MB / 1.17 GB, free: 3.367 MB / 0.92 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001156/0.9231, allocations: 0.6357 MB / 1.17 GB, free: 2.723 MB / 0.92 GB Notification: Performance of setup shared object (initialization): time 8.629e-05/0.9232, allocations: 309.1 kB / 1.171 GB, free: 2.418 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005641/0.9289, allocations: 2.69 MB / 1.173 GB, free: 15.72 MB / 0.9356 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006216/0.9351, allocations: 3.567 MB / 1.177 GB, free: 11.77 MB / 0.9356 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0119/0.947, allocations: 6.402 MB / 1.183 GB, free: 4.973 MB / 0.9356 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.741e-05/0.9471, allocations: 8 kB / 1.183 GB, free: 4.965 MB / 0.9356 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 0.02786/0.975, allocations: 11.02 MB / 1.194 GB, free: 9.836 MB / 0.9512 GB Notification: Performance of prepare postOptimizeDAE: time 4.594e-05/0.975, allocations: 16 kB / 1.194 GB, free: 9.82 MB / 0.9512 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.546e-05/0.9751, allocations: 32 kB / 1.194 GB, free: 9.789 MB / 0.9512 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02008/0.9952, allocations: 5.54 MB / 1.199 GB, free: 4.23 MB / 0.9512 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004288/0.9995, allocations: 0.9906 MB / 1.2 GB, free: 3.238 MB / 0.9512 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03966/1.039, allocations: 25.79 MB / 1.226 GB, free: 9.016 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004532/1.044, allocations: 0.5692 MB / 1.226 GB, free: 8.445 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005966/1.044, allocations: 155.9 kB / 1.226 GB, free: 8.293 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01238/1.057, allocations: 3.984 MB / 1.23 GB, free: 4.301 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.01025/1.067, allocations: 3.528 MB / 1.234 GB, free: 408 kB / 0.9825 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.6463/1.713, allocations: 24.61 MB / 1.258 GB, free: 208.9 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.546e-05/1.713, allocations: 7.25 kB / 1.258 GB, free: 208.9 MB / 0.9981 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 0.02789/1.741, allocations: 10.53 MB / 1.268 GB, free: 206.4 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 3.782e-05/1.741, allocations: 15.28 kB / 1.268 GB, free: 206.4 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.314e-05/1.741, allocations: 30.25 kB / 1.268 GB, free: 206.4 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01506/1.757, allocations: 4.327 MB / 1.272 GB, free: 205.9 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00425/1.761, allocations: 1.035 MB / 1.273 GB, free: 205.8 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02794/1.789, allocations: 24.96 MB / 1.298 GB, free: 189.3 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004184/1.793, allocations: 0.5602 MB / 1.298 GB, free: 189 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005177/1.794, allocations: 148.7 kB / 1.298 GB, free: 189 MB / 0.9981 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 0.0009127/1.794, allocations: 400.6 kB / 1.299 GB, free: 188.7 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005965/1.795, allocations: 208.1 kB / 1.299 GB, free: 188.6 MB / 0.9981 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 0.02346/1.819, allocations: 10.17 MB / 1.309 GB, free: 180.3 MB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.499e-05/1.819, allocations: 31.98 kB / 1.309 GB, free: 180.3 MB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.416e-05/1.819, allocations: 15.05 kB / 1.309 GB, free: 180.3 MB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.65e-05/1.819, allocations: 15.95 kB / 1.309 GB, free: 180.3 MB / 0.9981 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 0.03166/1.85, allocations: 16.3 MB / 1.325 GB, free: 163.8 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.13e-05/1.85, allocations: 8.938 kB / 1.325 GB, free: 163.8 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003082/1.854, allocations: 0.7316 MB / 1.325 GB, free: 163.1 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01738/1.871, allocations: 5.173 MB / 1.33 GB, free: 157.9 MB / 0.9981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006764/1.872, allocations: 79.7 kB / 1.331 GB, free: 157.8 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03222/1.904, allocations: 24.87 MB / 1.355 GB, free: 132.5 MB / 0.9981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.464e-06/1.904, allocations: 12.03 kB / 1.355 GB, free: 132.5 MB / 0.9981 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 0.02287/1.927, allocations: 10.09 MB / 1.365 GB, free: 122.1 MB / 0.9981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001754/1.929, allocations: 0.7231 MB / 1.365 GB, free: 121.4 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005642/1.929, allocations: 55.98 kB / 1.365 GB, free: 121.3 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003289/1.932, allocations: 0.507 MB / 1.366 GB, free: 120.8 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007792/1.933, allocations: 230.3 kB / 1.366 GB, free: 120.6 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000237/1.934, allocations: 87.95 kB / 1.366 GB, free: 120.5 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.001297/1.935, allocations: 1.005 MB / 1.367 GB, free: 119.5 MB / 0.9981 GB Notification: Performance of sort global known variables: time 1.5e-07/1.935, allocations: 4 kB / 1.367 GB, free: 119.5 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.005879/1.941, allocations: 1.848 MB / 1.369 GB, free: 117.7 MB / 0.9981 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 0.0004367/1.941, allocations: 188.2 kB / 1.369 GB, free: 117.5 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.02464/1.966, allocations: 12.4 MB / 1.381 GB, free: 105 MB / 0.9981 GB Notification: Performance of simCode: created event and clocks part: time 1.498e-05/1.966, allocations: 4 kB / 1.381 GB, free: 105 MB / 0.9981 GB Notification: Performance of simCode: created simulation system equations: time 0.009178/1.975, allocations: 4.402 MB / 1.386 GB, free: 100.5 MB / 0.9981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002314/1.977, allocations: 276.3 kB / 1.386 GB, free: 100.3 MB / 0.9981 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02118/1.999, allocations: 11.71 MB / 1.397 GB, free: 88.45 MB / 0.9981 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002741/2.001, allocations: 2.912 MB / 1.4 GB, free: 85.5 MB / 0.9981 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001147/2.003, allocations: 223.3 kB / 1.4 GB, free: 85.28 MB / 0.9981 GB Notification: Performance of SimCode: time 1.363e-06/2.003, allocations: 0 / 1.4 GB, free: 85.28 MB / 0.9981 GB Notification: Performance of Templates: time 0.1042/2.107, allocations: 107.8 MB / 1.506 GB, free: 9.488 MB / 1.029 GB make -j1 -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)