Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_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 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.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_9_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_9_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 0.00143/0.00143, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001761/0.001761, allocations: 197.9 kB / 16.14 MB, free: 6.719 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.476/1.476, allocations: 222.9 MB / 239.8 MB, free: 4.625 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.488/2.488, allocations: 390.2 MB / 0.6642 GB, free: 0.6133 MB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001323/0.001323, allocations: 63.91 kB / 0.8119 GB, free: 14.85 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7455/0.7468, allocations: 140.4 MB / 0.949 GB, free: 9.148 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02118/0.7681, allocations: 18.15 MB / 0.9667 GB, free: 11.37 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.01533/0.7834, allocations: 6.873 MB / 0.9734 GB, free: 5.984 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002846/0.7863, allocations: 44.72 kB / 0.9734 GB, free: 5.977 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.004437/0.7908, allocations: 1.352 MB / 0.9748 GB, free: 4.934 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.004796/0.7956, allocations: 1.355 MB / 0.9761 GB, free: 3.875 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.00438/0.8, allocations: 1.15 MB / 0.9772 GB, free: 2.992 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.01197/0.812, allocations: 8.521 MB / 0.9855 GB, free: 12.57 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01356/0.8256, allocations: 7.936 MB / 0.9933 GB, free: 4.535 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004892/0.8305, allocations: 1.986 MB / 0.9952 GB, free: 2.543 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006062/0.8366, allocations: 3.066 MB / 0.9982 GB, free: 15.47 MB / 0.7637 GB Notification: Performance of NFPackage.collectConstants: time 0.001773/0.8384, allocations: 372 kB / 0.9986 GB, free: 15.11 MB / 0.7637 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005007/0.8434, allocations: 1.299 MB / 0.9998 GB, free: 13.8 MB / 0.7637 GB Notification: Performance of NFScalarize.scalarize: time 0.004267/0.8477, allocations: 2.105 MB / 1.002 GB, free: 11.7 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.004707/0.8524, allocations: 2.019 MB / 1.004 GB, free: 9.668 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.0103/0.8628, allocations: 7.666 MB / 1.011 GB, free: 1.98 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 5.63e-06/0.8628, allocations: 0 / 1.011 GB, free: 1.98 MB / 0.7637 GB Notification: Performance of FrontEnd: time 2.625e-06/0.8628, allocations: 4 kB / 1.011 GB, free: 1.977 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 0.000296/0.8631, allocations: 3.938 kB / 1.011 GB, free: 1.973 MB / 0.7637 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 0.01112/0.8742, allocations: 3.819 MB / 1.015 GB, free: 14.09 MB / 0.7794 GB Notification: Performance of prepare preOptimizeDAE: time 4.942e-05/0.8743, allocations: 8.031 kB / 1.015 GB, free: 14.09 MB / 0.7794 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01341/0.8877, allocations: 2.423 MB / 1.017 GB, free: 11.66 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005436/0.8932, allocations: 2.159 MB / 1.02 GB, free: 9.453 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002438/0.8934, allocations: 267.5 kB / 1.02 GB, free: 9.191 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008848/0.8943, allocations: 351.9 kB / 1.02 GB, free: 8.848 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0144/0.9087, allocations: 7.166 MB / 1.027 GB, free: 1.582 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.402e-05/0.9088, allocations: 4 kB / 1.027 GB, free: 1.578 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004422/0.9093, allocations: 152 kB / 1.027 GB, free: 1.43 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004394/0.9097, allocations: 334.1 kB / 1.028 GB, free: 1.102 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01545/0.9252, allocations: 7.044 MB / 1.034 GB, free: 10.05 MB / 0.795 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 0.03959/0.9648, allocations: 26.73 MB / 1.061 GB, free: 13.13 MB / 0.8262 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009352/0.9742, allocations: 4.994 MB / 1.065 GB, free: 7.82 MB / 0.8262 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006154/0.9804, allocations: 2.596 MB / 1.068 GB, free: 5.207 MB / 0.8262 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003868/0.9809, allocations: 135 kB / 1.068 GB, free: 5.059 MB / 0.8262 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.76e-05/0.981, allocations: 60.5 kB / 1.068 GB, free: 4.988 MB / 0.8262 GB Notification: Performance of pre-optimization done (n=208): time 7.213e-06/0.981, allocations: 0 / 1.068 GB, free: 4.988 MB / 0.8262 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 0.1084/1.089, allocations: 30.95 MB / 1.098 GB, free: 5.957 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000121/1.09, allocations: 235.6 kB / 1.099 GB, free: 5.68 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002169/1.092, allocations: 1.469 MB / 1.1 GB, free: 4.203 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0004669/1.092, allocations: 69.7 kB / 1.1 GB, free: 4.129 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009249/1.093, allocations: 1.509 MB / 1.102 GB, free: 2.598 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.001057/1.094, allocations: 0.9165 MB / 1.103 GB, free: 1.668 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001211/1.095, allocations: 0.6357 MB / 1.103 GB, free: 1.023 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 0.00012/1.096, allocations: 305.1 kB / 1.103 GB, free: 0.7227 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005888/1.101, allocations: 2.686 MB / 1.106 GB, free: 14.03 MB / 0.8731 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00659/1.108, allocations: 3.571 MB / 1.11 GB, free: 10.08 MB / 0.8731 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01288/1.121, allocations: 6.399 MB / 1.116 GB, free: 3.285 MB / 0.8731 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.694e-05/1.121, allocations: 8 kB / 1.116 GB, free: 3.277 MB / 0.8731 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 0.03045/1.151, allocations: 11.03 MB / 1.127 GB, free: 8.141 MB / 0.8887 GB Notification: Performance of prepare postOptimizeDAE: time 5.321e-05/1.152, allocations: 20 kB / 1.127 GB, free: 8.121 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.471e-05/1.152, allocations: 24 kB / 1.127 GB, free: 8.098 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02036/1.172, allocations: 5.54 MB / 1.132 GB, free: 2.543 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004293/1.176, allocations: 0.9983 MB / 1.133 GB, free: 1.543 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04318/1.219, allocations: 25.78 MB / 1.158 GB, free: 7.324 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004936/1.224, allocations: 0.577 MB / 1.159 GB, free: 6.746 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008201/1.225, allocations: 152 kB / 1.159 GB, free: 6.598 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008582/1.234, allocations: 3.98 MB / 1.163 GB, free: 2.609 MB / 0.92 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006639/1.241, allocations: 3.532 MB / 1.166 GB, free: 14.7 MB / 0.9356 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08785/1.328, allocations: 24.62 MB / 1.19 GB, free: 5.566 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.792e-05/1.329, allocations: 11.94 kB / 1.19 GB, free: 5.555 MB / 0.9512 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 0.02713/1.356, allocations: 10.52 MB / 1.201 GB, free: 10.88 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 3.708e-05/1.356, allocations: 18.34 kB / 1.201 GB, free: 10.87 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.063e-05/1.356, allocations: 28 kB / 1.201 GB, free: 10.84 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0161/1.372, allocations: 4.321 MB / 1.205 GB, free: 6.504 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004916/1.377, allocations: 1.041 MB / 1.206 GB, free: 5.461 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03475/1.412, allocations: 24.95 MB / 1.23 GB, free: 11.79 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004606/1.416, allocations: 0.5652 MB / 1.231 GB, free: 11.23 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008371/1.417, allocations: 155.9 kB / 1.231 GB, free: 11.07 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 0.00162/1.419, allocations: 388.2 kB / 1.231 GB, free: 10.69 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001034/1.42, allocations: 197.7 kB / 1.231 GB, free: 10.5 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 0.02853/1.448, allocations: 10.17 MB / 1.241 GB, free: 260 kB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.522e-05/1.448, allocations: 28 kB / 1.241 GB, free: 232 kB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.855e-05/1.449, allocations: 16 kB / 1.241 GB, free: 216 kB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.909e-05/1.449, allocations: 19.94 kB / 1.241 GB, free: 196 kB / 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 0.65/2.099, allocations: 16.3 MB / 1.257 GB, free: 275.1 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.909e-05/2.099, allocations: 11.94 kB / 1.257 GB, free: 275.1 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003951/2.103, allocations: 0.7322 MB / 1.258 GB, free: 275.1 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02142/2.124, allocations: 5.179 MB / 1.263 GB, free: 275 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008899/2.125, allocations: 72.28 kB / 1.263 GB, free: 275 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03769/2.163, allocations: 24.86 MB / 1.287 GB, free: 264.6 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.184e-05/2.163, allocations: 11.62 kB / 1.288 GB, free: 264.6 MB / 1.014 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02416/2.187, allocations: 10.1 MB / 1.297 GB, free: 260.9 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001842/2.189, allocations: 0.7234 MB / 1.298 GB, free: 260.5 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005285/2.189, allocations: 59.3 kB / 1.298 GB, free: 260.4 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003441/2.193, allocations: 0.5044 MB / 1.299 GB, free: 260.2 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008218/2.194, allocations: 229.2 kB / 1.299 GB, free: 260.1 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002186/2.194, allocations: 90.73 kB / 1.299 GB, free: 260 MB / 1.014 GB Notification: Performance of sorting global known variables: time 0.001305/2.195, allocations: 1.004 MB / 1.3 GB, free: 259.5 MB / 1.014 GB Notification: Performance of sort global known variables: time 1.8e-07/2.195, allocations: 0 / 1.3 GB, free: 259.5 MB / 1.014 GB Notification: Performance of remove unused functions: time 0.005502/2.201, allocations: 1.849 MB / 1.302 GB, free: 259.3 MB / 1.014 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 0.000429/2.201, allocations: 190.2 kB / 1.302 GB, free: 259.2 MB / 1.014 GB Notification: Performance of simCode: created initialization part: time 0.02512/2.226, allocations: 12.4 MB / 1.314 GB, free: 252.4 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 8.697e-06/2.226, allocations: 0 / 1.314 GB, free: 252.4 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.009609/2.236, allocations: 4.401 MB / 1.318 GB, free: 248 MB / 1.014 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002522/2.239, allocations: 273.4 kB / 1.319 GB, free: 247.7 MB / 1.014 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02087/2.259, allocations: 11.13 MB / 1.329 GB, free: 236.6 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002627/2.262, allocations: 2.848 MB / 1.332 GB, free: 233.7 MB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.004954/2.267, allocations: 1.664 MB / 1.334 GB, free: 232 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006645/2.268, allocations: 171.3 kB / 1.334 GB, free: 231.9 MB / 1.014 GB Notification: Performance of SimCode: time 1.172e-06/2.268, allocations: 0 / 1.334 GB, free: 231.9 MB / 1.014 GB Notification: Performance of Templates: time 0.09352/2.361, allocations: 75.5 MB / 1.408 GB, free: 156.6 MB / 1.014 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)