Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_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 11.0.0-master/package.mo", uses=false) Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(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_latest_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_latest_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 0.001351/0.001351, allocations: 100.1 kB / 15.88 MB, free: 12 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001523/0.001523, allocations: 196 kB / 16.79 MB, free: 6.809 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.35/1.35, allocations: 222.9 MB / 240.5 MB, free: 4.594 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.684/2.684, allocations: 461.9 MB / 0.7348 GB, free: 14.23 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.001293/0.001293, allocations: 67.98 kB / 0.8991 GB, free: 36.91 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3009/0.3022, allocations: 157.4 MB / 1.053 GB, free: 8.316 MB / 0.8106 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02198/0.3242, allocations: 18.07 MB / 1.07 GB, free: 6.176 MB / 0.8262 GB Notification: Performance of NFInst.instExpressions: time 0.01204/0.3363, allocations: 6.843 MB / 1.077 GB, free: 15.32 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001914/0.3383, allocations: 43.88 kB / 1.077 GB, free: 15.27 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.004069/0.3425, allocations: 1.357 MB / 1.078 GB, free: 13.91 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.003767/0.3462, allocations: 1.343 MB / 1.08 GB, free: 12.57 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.003353/0.3496, allocations: 1.161 MB / 1.081 GB, free: 11.41 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.008586/0.3582, allocations: 8.487 MB / 1.089 GB, free: 2.898 MB / 0.8419 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01286/0.3711, allocations: 7.911 MB / 1.097 GB, free: 10.88 MB / 0.8575 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004235/0.3754, allocations: 1.97 MB / 1.099 GB, free: 8.902 MB / 0.8575 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00533/0.3808, allocations: 3.054 MB / 1.102 GB, free: 5.84 MB / 0.8575 GB Notification: Performance of NFPackage.collectConstants: time 0.001855/0.3827, allocations: 368 kB / 1.102 GB, free: 5.48 MB / 0.8575 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003894/0.3866, allocations: 1.287 MB / 1.103 GB, free: 4.191 MB / 0.8575 GB Notification: Performance of NFScalarize.scalarize: time 0.004046/0.3907, allocations: 2.09 MB / 1.105 GB, free: 2.098 MB / 0.8575 GB Notification: Performance of NFVerifyModel.verify: time 0.004897/0.3956, allocations: 1.995 MB / 1.107 GB, free: 96 kB / 0.8575 GB Notification: Performance of NFConvertDAE.convert: time 0.007586/0.4032, allocations: 6.583 MB / 1.114 GB, free: 9.496 MB / 0.8731 GB Notification: Performance of FrontEnd - DAE generated: time 7.384e-06/0.4033, allocations: 0 / 1.114 GB, free: 9.496 MB / 0.8731 GB Notification: Performance of FrontEnd: time 2.074e-06/0.4033, allocations: 0 / 1.114 GB, free: 9.496 MB / 0.8731 GB Notification: Performance of Transformations before backend: time 0.0002494/0.4035, allocations: 0 / 1.114 GB, free: 9.496 MB / 0.8731 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 0.01096/0.4145, allocations: 3.784 MB / 1.118 GB, free: 5.652 MB / 0.8731 GB Notification: Performance of prepare preOptimizeDAE: time 4.756e-05/0.4146, allocations: 15.97 kB / 1.118 GB, free: 5.637 MB / 0.8731 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01362/0.4282, allocations: 2.403 MB / 1.12 GB, free: 3.227 MB / 0.8731 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00514/0.4334, allocations: 2.151 MB / 1.122 GB, free: 1.031 MB / 0.8731 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002753/0.4337, allocations: 271.4 kB / 1.122 GB, free: 0.7656 MB / 0.8731 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001508/0.4352, allocations: 343.9 kB / 1.123 GB, free: 440 kB / 0.8731 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01861/0.4538, allocations: 7.122 MB / 1.13 GB, free: 9.207 MB / 0.8887 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.000164/0.4541, allocations: 11.94 kB / 1.13 GB, free: 9.195 MB / 0.8887 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001403/0.4555, allocations: 151.9 kB / 1.13 GB, free: 9.047 MB / 0.8887 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005777/0.4561, allocations: 326 kB / 1.13 GB, free: 8.727 MB / 0.8887 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01763/0.4737, allocations: 7.035 MB / 1.137 GB, free: 1.676 MB / 0.8887 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 0.03905/0.5128, allocations: 26.61 MB / 1.163 GB, free: 4.891 MB / 0.92 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0091/0.5219, allocations: 4.996 MB / 1.168 GB, free: 15.59 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006144/0.5281, allocations: 2.596 MB / 1.17 GB, free: 12.98 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003838/0.5286, allocations: 135 kB / 1.17 GB, free: 12.83 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.184e-05/0.5286, allocations: 56.56 kB / 1.17 GB, free: 12.76 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=208): time 7.474e-06/0.5287, allocations: 0 / 1.17 GB, free: 12.76 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=271): time 0.1047/0.6333, allocations: 30.9 MB / 1.201 GB, free: 13.77 MB / 0.9669 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001077/0.6335, allocations: 239.6 kB / 1.201 GB, free: 13.49 MB / 0.9669 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00202/0.6355, allocations: 1.435 MB / 1.202 GB, free: 12.05 MB / 0.9669 GB Notification: Performance of collectPreVariables (initialization): time 0.0004967/0.636, allocations: 65.7 kB / 1.202 GB, free: 11.98 MB / 0.9669 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009146/0.6369, allocations: 1.478 MB / 1.204 GB, free: 10.48 MB / 0.9669 GB Notification: Performance of collectInitialBindings (initialization): time 0.001087/0.638, allocations: 0.9281 MB / 1.205 GB, free: 9.535 MB / 0.9669 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001156/0.6392, allocations: 0.6357 MB / 1.205 GB, free: 8.891 MB / 0.9669 GB Notification: Performance of setup shared object (initialization): time 9.219e-05/0.6393, allocations: 301.1 kB / 1.206 GB, free: 8.594 MB / 0.9669 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005973/0.6453, allocations: 2.686 MB / 1.208 GB, free: 5.898 MB / 0.9669 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006738/0.6521, allocations: 3.579 MB / 1.212 GB, free: 1.938 MB / 0.9669 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01287/0.665, allocations: 6.402 MB / 1.218 GB, free: 11.14 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.251e-05/0.6651, allocations: 8 kB / 1.218 GB, free: 11.13 MB / 0.9825 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 0.02891/0.694, allocations: 11.02 MB / 1.229 GB, free: 0 / 0.9825 GB Notification: Performance of prepare postOptimizeDAE: time 6.138e-05/0.694, allocations: 16.05 kB / 1.229 GB, free: 15.98 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.823e-05/0.6941, allocations: 28 kB / 1.229 GB, free: 15.95 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02029/0.7144, allocations: 5.544 MB / 1.234 GB, free: 10.4 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004352/0.7188, allocations: 0.9906 MB / 1.235 GB, free: 9.406 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.6564/1.375, allocations: 25.78 MB / 1.26 GB, free: 168.2 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004464/1.38, allocations: 0.5721 MB / 1.261 GB, free: 168.2 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007511/1.381, allocations: 150.6 kB / 1.261 GB, free: 168.2 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009222/1.39, allocations: 3.986 MB / 1.265 GB, free: 168.1 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007341/1.397, allocations: 3.532 MB / 1.268 GB, free: 166.7 MB / 0.9981 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08346/1.481, allocations: 24.64 MB / 1.292 GB, free: 159.6 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.445e-05/1.481, allocations: 7.625 kB / 1.292 GB, free: 159.6 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 0.02293/1.504, allocations: 10.53 MB / 1.303 GB, free: 153.9 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 6.375e-05/1.504, allocations: 17.84 kB / 1.303 GB, free: 153.9 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.344e-05/1.504, allocations: 26.72 kB / 1.303 GB, free: 153.9 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01411/1.518, allocations: 4.324 MB / 1.307 GB, free: 150.1 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004248/1.522, allocations: 1.037 MB / 1.308 GB, free: 149.1 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02627/1.549, allocations: 24.94 MB / 1.332 GB, free: 123.7 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004093/1.553, allocations: 0.5496 MB / 1.333 GB, free: 123.1 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004477/1.553, allocations: 155.9 kB / 1.333 GB, free: 123 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 0.0008804/1.554, allocations: 387.7 kB / 1.333 GB, free: 122.6 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005291/1.555, allocations: 197.7 kB / 1.334 GB, free: 122.4 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 0.02261/1.577, allocations: 10.18 MB / 1.344 GB, free: 112.2 MB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.691e-05/1.577, allocations: 35.83 kB / 1.344 GB, free: 112.1 MB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.739e-05/1.577, allocations: 12 kB / 1.344 GB, free: 112.1 MB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.374e-05/1.577, allocations: 19.94 kB / 1.344 GB, free: 112.1 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 0.03067/1.608, allocations: 16.29 MB / 1.36 GB, free: 95.65 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.174e-05/1.608, allocations: 8 kB / 1.36 GB, free: 95.64 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003089/1.611, allocations: 0.7336 MB / 1.36 GB, free: 94.91 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01724/1.628, allocations: 5.177 MB / 1.365 GB, free: 89.71 MB / 0.9981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006267/1.629, allocations: 71.95 kB / 1.365 GB, free: 89.64 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03061/1.66, allocations: 24.87 MB / 1.39 GB, free: 64.32 MB / 0.9981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.825e-06/1.66, allocations: 15.78 kB / 1.39 GB, free: 64.31 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 0.02183/1.682, allocations: 10.09 MB / 1.4 GB, free: 53.98 MB / 0.9981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002016/1.684, allocations: 0.7192 MB / 1.4 GB, free: 53.24 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005858/1.684, allocations: 67.02 kB / 1.4 GB, free: 53.18 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003138/1.687, allocations: 0.5031 MB / 1.401 GB, free: 52.68 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000802/1.688, allocations: 226.4 kB / 1.401 GB, free: 52.46 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002154/1.688, allocations: 91.95 kB / 1.401 GB, free: 52.37 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.001256/1.69, allocations: 0.9723 MB / 1.402 GB, free: 51.39 MB / 0.9981 GB Notification: Performance of sort global known variables: time 1.6e-07/1.69, allocations: 3.938 kB / 1.402 GB, free: 51.39 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.006159/1.696, allocations: 1.852 MB / 1.404 GB, free: 49.54 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 0.0004051/1.696, allocations: 180.4 kB / 1.404 GB, free: 49.35 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.02474/1.721, allocations: 12.4 MB / 1.416 GB, free: 36.84 MB / 0.9981 GB Notification: Performance of simCode: created event and clocks part: time 1.229e-05/1.721, allocations: 4 kB / 1.416 GB, free: 36.84 MB / 0.9981 GB Notification: Performance of simCode: created simulation system equations: time 0.00912/1.73, allocations: 4.404 MB / 1.42 GB, free: 32.4 MB / 0.9981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002035/1.732, allocations: 263.9 kB / 1.421 GB, free: 32.14 MB / 0.9981 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01932/1.752, allocations: 11.14 MB / 1.432 GB, free: 20.88 MB / 0.9981 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00281/1.754, allocations: 2.903 MB / 1.434 GB, free: 17.95 MB / 0.9981 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001197/1.756, allocations: 207.3 kB / 1.435 GB, free: 17.74 MB / 0.9981 GB Notification: Performance of SimCode: time 9.22e-07/1.756, allocations: 0 / 1.435 GB, free: 17.74 MB / 0.9981 GB Notification: Performance of Templates: time 0.1232/1.879, allocations: 107 MB / 1.539 GB, free: 6.738 MB / 1.092 GB make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)