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 11.0.1-master/package.mo", uses=false) Using package Buildings with version 11.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(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 0.001567/0.001567, allocations: 111.3 kB / 15.23 MB, free: 0.6602 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001941/0.00194, allocations: 191.2 kB / 16.13 MB, free: 6.699 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.439/1.439, allocations: 222.9 MB / 239.8 MB, free: 4.605 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.78/2.78, allocations: 461.9 MB / 0.7342 GB, free: 15.06 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.001291/0.001291, allocations: 63.39 kB / 0.8984 GB, free: 37.25 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3747/0.376, allocations: 157.4 MB / 1.052 GB, free: 8.828 MB / 0.8106 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02285/0.3989, allocations: 18.08 MB / 1.07 GB, free: 6.68 MB / 0.8262 GB Notification: Performance of NFInst.instExpressions: time 0.01208/0.4111, allocations: 6.843 MB / 1.076 GB, free: 15.82 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002144/0.4133, allocations: 43.88 kB / 1.076 GB, free: 15.78 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.004037/0.4173, allocations: 1.357 MB / 1.078 GB, free: 14.42 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.0041/0.4214, allocations: 1.343 MB / 1.079 GB, free: 13.07 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.003686/0.4251, allocations: 1.158 MB / 1.08 GB, free: 11.91 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.009899/0.4351, allocations: 8.487 MB / 1.089 GB, free: 3.41 MB / 0.8419 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01217/0.4473, allocations: 7.916 MB / 1.096 GB, free: 11.39 MB / 0.8575 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003847/0.4511, allocations: 1.97 MB / 1.098 GB, free: 9.414 MB / 0.8575 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005144/0.4563, allocations: 3.066 MB / 1.101 GB, free: 6.34 MB / 0.8575 GB Notification: Performance of NFPackage.collectConstants: time 0.0009299/0.4573, allocations: 364 kB / 1.102 GB, free: 5.984 MB / 0.8575 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00293/0.4602, allocations: 1.287 MB / 1.103 GB, free: 4.695 MB / 0.8575 GB Notification: Performance of NFScalarize.scalarize: time 0.002664/0.4629, allocations: 2.082 MB / 1.105 GB, free: 2.609 MB / 0.8575 GB Notification: Performance of NFVerifyModel.verify: time 0.003329/0.4662, allocations: 1.995 MB / 1.107 GB, free: 0.6055 MB / 0.8575 GB Notification: Performance of NFConvertDAE.convert: time 0.008571/0.4748, allocations: 7.615 MB / 1.114 GB, free: 8.969 MB / 0.8731 GB Notification: Performance of FrontEnd - DAE generated: time 7.825e-06/0.4749, allocations: 0 / 1.114 GB, free: 8.969 MB / 0.8731 GB Notification: Performance of FrontEnd: time 1.803e-06/0.4749, allocations: 4 kB / 1.114 GB, free: 8.965 MB / 0.8731 GB Notification: Performance of Transformations before backend: time 0.0002267/0.4751, allocations: 0 / 1.114 GB, free: 8.965 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 0.009818/0.4849, allocations: 3.788 MB / 1.118 GB, free: 5.117 MB / 0.8731 GB Notification: Performance of prepare preOptimizeDAE: time 3.878e-05/0.485, allocations: 8.031 kB / 1.118 GB, free: 5.109 MB / 0.8731 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01319/0.4982, allocations: 2.407 MB / 1.12 GB, free: 2.695 MB / 0.8731 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005335/0.5036, allocations: 2.151 MB / 1.122 GB, free: 0.5 MB / 0.8731 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002777/0.5039, allocations: 263.4 kB / 1.123 GB, free: 248 kB / 0.8731 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001691/0.5056, allocations: 348 kB / 1.123 GB, free: 15.9 MB / 0.8887 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01939/0.525, allocations: 7.13 MB / 1.13 GB, free: 8.668 MB / 0.8887 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.884e-05/0.5251, allocations: 4 kB / 1.13 GB, free: 8.664 MB / 0.8887 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007345/0.5259, allocations: 148 kB / 1.13 GB, free: 8.52 MB / 0.8887 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005619/0.5265, allocations: 337.9 kB / 1.13 GB, free: 8.188 MB / 0.8887 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01762/0.5441, allocations: 7.032 MB / 1.137 GB, free: 1.141 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 0.03957/0.5837, allocations: 26.62 MB / 1.163 GB, free: 4.348 MB / 0.92 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009382/0.5931, allocations: 4.991 MB / 1.168 GB, free: 15.05 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006283/0.5994, allocations: 2.596 MB / 1.171 GB, free: 12.44 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003651/0.5998, allocations: 131 kB / 1.171 GB, free: 12.3 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.993e-05/0.5999, allocations: 64.5 kB / 1.171 GB, free: 12.22 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=208): time 4.499e-06/0.5999, allocations: 0 / 1.171 GB, free: 12.22 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 0.1798/0.7797, allocations: 30.89 MB / 1.201 GB, free: 13.25 MB / 0.9669 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000209/0.78, allocations: 243.6 kB / 1.201 GB, free: 12.96 MB / 0.9669 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003966/0.784, allocations: 1.431 MB / 1.203 GB, free: 11.52 MB / 0.9669 GB Notification: Performance of collectPreVariables (initialization): time 0.0007934/0.7848, allocations: 69.7 kB / 1.203 GB, free: 11.45 MB / 0.9669 GB Notification: Performance of collectInitialEqns (initialization): time 0.001675/0.7865, allocations: 1.482 MB / 1.204 GB, free: 9.945 MB / 0.9669 GB Notification: Performance of collectInitialBindings (initialization): time 0.001828/0.7883, allocations: 0.9242 MB / 1.205 GB, free: 9.008 MB / 0.9669 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002084/0.7904, allocations: 0.6318 MB / 1.206 GB, free: 8.367 MB / 0.9669 GB Notification: Performance of setup shared object (initialization): time 0.0001604/0.7906, allocations: 305.1 kB / 1.206 GB, free: 8.066 MB / 0.9669 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01226/0.8029, allocations: 2.694 MB / 1.209 GB, free: 5.363 MB / 0.9669 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01339/0.8163, allocations: 3.567 MB / 1.212 GB, free: 1.418 MB / 0.9669 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.02324/0.8396, allocations: 6.41 MB / 1.218 GB, free: 10.61 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.602e-05/0.8397, allocations: 8 kB / 1.218 GB, free: 10.6 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 0.05099/0.8907, allocations: 11.03 MB / 1.229 GB, free: 15.47 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 8.026e-05/0.8908, allocations: 16 kB / 1.229 GB, free: 15.45 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.471e-05/0.8909, allocations: 24 kB / 1.229 GB, free: 15.43 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.03913/0.9301, allocations: 5.54 MB / 1.235 GB, free: 9.871 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008498/0.9386, allocations: 0.9945 MB / 1.236 GB, free: 8.875 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7122/1.651, allocations: 25.78 MB / 1.261 GB, free: 168.2 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004806/1.656, allocations: 0.5715 MB / 1.261 GB, free: 168.2 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006141/1.656, allocations: 154.2 kB / 1.261 GB, free: 168.2 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009137/1.666, allocations: 3.984 MB / 1.265 GB, free: 168.1 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007491/1.673, allocations: 3.529 MB / 1.269 GB, free: 166.6 MB / 0.9981 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08644/1.76, allocations: 24.64 MB / 1.293 GB, free: 159.3 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 8.42e-05/1.76, allocations: 7.625 kB / 1.293 GB, free: 159.3 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 0.02494/1.785, allocations: 10.53 MB / 1.303 GB, free: 153.6 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 5.067e-05/1.785, allocations: 15.28 kB / 1.303 GB, free: 153.6 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.886e-05/1.785, allocations: 26.94 kB / 1.303 GB, free: 153.6 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01406/1.799, allocations: 4.333 MB / 1.307 GB, free: 149.8 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004274/1.803, allocations: 1.041 MB / 1.308 GB, free: 148.8 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02739/1.831, allocations: 24.93 MB / 1.333 GB, free: 123.4 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004309/1.835, allocations: 0.5613 MB / 1.333 GB, free: 122.8 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006445/1.836, allocations: 148 kB / 1.333 GB, free: 122.7 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 0.001326/1.837, allocations: 393.7 kB / 1.334 GB, free: 122.3 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007732/1.838, allocations: 193.7 kB / 1.334 GB, free: 122.1 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 0.02359/1.861, allocations: 10.17 MB / 1.344 GB, free: 111.9 MB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.238e-05/1.861, allocations: 28 kB / 1.344 GB, free: 111.8 MB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.703e-05/1.861, allocations: 12 kB / 1.344 GB, free: 111.8 MB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.269e-05/1.861, allocations: 11.95 kB / 1.344 GB, free: 111.8 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 0.03381/1.895, allocations: 16.3 MB / 1.36 GB, free: 95.36 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.995e-05/1.895, allocations: 8 kB / 1.36 GB, free: 95.35 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003197/1.899, allocations: 0.7419 MB / 1.361 GB, free: 94.61 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01776/1.916, allocations: 5.173 MB / 1.366 GB, free: 89.42 MB / 0.9981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000706/1.917, allocations: 75.95 kB / 1.366 GB, free: 89.34 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03269/1.95, allocations: 24.87 MB / 1.39 GB, free: 64.02 MB / 0.9981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.556e-06/1.95, allocations: 12.03 kB / 1.39 GB, free: 64.01 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 0.0238/1.974, allocations: 10.09 MB / 1.4 GB, free: 53.66 MB / 0.9981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001694/1.975, allocations: 0.7192 MB / 1.401 GB, free: 52.93 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007585/1.976, allocations: 63.03 kB / 1.401 GB, free: 52.87 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003514/1.98, allocations: 0.5109 MB / 1.401 GB, free: 52.36 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009723/1.981, allocations: 226.4 kB / 1.401 GB, free: 52.14 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003665/1.981, allocations: 87.95 kB / 1.401 GB, free: 52.05 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.001512/1.983, allocations: 0.9723 MB / 1.402 GB, free: 51.07 MB / 0.9981 GB Notification: Performance of sort global known variables: time 3e-07/1.983, allocations: 0 / 1.402 GB, free: 51.07 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.006785/1.989, allocations: 1.844 MB / 1.404 GB, free: 49.23 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 0.000502/1.99, allocations: 178 kB / 1.404 GB, free: 49.05 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.02516/2.015, allocations: 12.41 MB / 1.417 GB, free: 36.54 MB / 0.9981 GB Notification: Performance of simCode: created event and clocks part: time 1.235e-05/2.015, allocations: 6 kB / 1.417 GB, free: 36.54 MB / 0.9981 GB Notification: Performance of simCode: created simulation system equations: time 0.009236/2.024, allocations: 4.41 MB / 1.421 GB, free: 32.08 MB / 0.9981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002363/2.027, allocations: 262 kB / 1.421 GB, free: 31.83 MB / 0.9981 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01896/2.046, allocations: 10.57 MB / 1.431 GB, free: 21.15 MB / 0.9981 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003551/2.049, allocations: 2.844 MB / 1.434 GB, free: 18.27 MB / 0.9981 GB Notification: Performance of simCode: alias equations: time 0.005248/2.055, allocations: 1.66 MB / 1.436 GB, free: 16.61 MB / 0.9981 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007435/2.055, allocations: 171.3 kB / 1.436 GB, free: 16.44 MB / 0.9981 GB Notification: Performance of SimCode: time 5.01e-07/2.055, allocations: 0 / 1.436 GB, free: 16.44 MB / 0.9981 GB Notification: Performance of Templates: time 0.1046/2.16, allocations: 74.98 MB / 1.509 GB, free: 5.625 MB / 1.061 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)