Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00196/0.00196, 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 0.002213/0.002213, allocations: 200.2 kB / 16.79 MB, free: 6.828 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.415/1.415, allocations: 222.9 MB / 240.5 MB, free: 4.609 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo): time 2.459/2.459, allocations: 390.2 MB / 0.6649 GB, free: 0.5898 MB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001355/0.001355, allocations: 63.91 kB / 0.8126 GB, free: 14.83 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.6654/0.6668, allocations: 140.3 MB / 0.9496 GB, free: 9.211 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01815/0.685, allocations: 18.07 MB / 0.9673 GB, free: 11.49 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.01197/0.697, allocations: 6.85 MB / 0.974 GB, free: 6.129 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00196/0.699, allocations: 45.06 kB / 0.974 GB, free: 6.121 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.003722/0.7028, allocations: 1.343 MB / 0.9753 GB, free: 5.086 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.003971/0.7068, allocations: 1.354 MB / 0.9766 GB, free: 4.027 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.003364/0.7101, allocations: 1.143 MB / 0.9777 GB, free: 3.152 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.008905/0.7191, allocations: 8.503 MB / 0.986 GB, free: 12.73 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01085/0.73, allocations: 7.903 MB / 0.9938 GB, free: 4.723 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00379/0.7338, allocations: 1.974 MB / 0.9957 GB, free: 2.742 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005208/0.739, allocations: 3.054 MB / 0.9987 GB, free: 15.68 MB / 0.7637 GB Notification: Performance of NFPackage.collectConstants: time 0.00165/0.7407, allocations: 364 kB / 0.999 GB, free: 15.32 MB / 0.7637 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003666/0.7444, allocations: 1.291 MB / 1 GB, free: 14.03 MB / 0.7637 GB Notification: Performance of NFScalarize.scalarize: time 0.003291/0.7477, allocations: 2.082 MB / 1.002 GB, free: 11.95 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.004569/0.7523, allocations: 2.003 MB / 1.004 GB, free: 9.934 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.007781/0.7601, allocations: 6.579 MB / 1.011 GB, free: 3.34 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 5.48e-06/0.7601, allocations: 4 kB / 1.011 GB, free: 3.336 MB / 0.7637 GB Notification: Performance of FrontEnd: time 1.253e-06/0.7601, allocations: 4 kB / 1.011 GB, free: 3.332 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 0.0002535/0.7604, allocations: 0 / 1.011 GB, free: 3.332 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: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.01083/0.7712, allocations: 3.784 MB / 1.014 GB, free: 15.49 MB / 0.7794 GB Notification: Performance of prepare preOptimizeDAE: time 4.576e-05/0.7713, allocations: 8.031 kB / 1.014 GB, free: 15.48 MB / 0.7794 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01319/0.7845, allocations: 2.407 MB / 1.017 GB, free: 13.07 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005347/0.7899, allocations: 2.151 MB / 1.019 GB, free: 10.87 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002451/0.7902, allocations: 267.4 kB / 1.019 GB, free: 10.61 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001373/0.7915, allocations: 343.9 kB / 1.019 GB, free: 10.27 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01572/0.8073, allocations: 7.138 MB / 1.026 GB, free: 3.035 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.734e-05/0.8074, allocations: 4 kB / 1.026 GB, free: 3.031 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004871/0.8079, allocations: 148 kB / 1.027 GB, free: 2.887 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004453/0.8083, allocations: 334 kB / 1.027 GB, free: 2.559 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01645/0.8248, allocations: 7.032 MB / 1.034 GB, free: 11.52 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 0.03278/0.8576, allocations: 26.62 MB / 1.06 GB, free: 14.73 MB / 0.8262 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00776/0.8654, allocations: 4.984 MB / 1.065 GB, free: 9.43 MB / 0.8262 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005509/0.8709, allocations: 2.6 MB / 1.067 GB, free: 6.812 MB / 0.8262 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002394/0.8712, allocations: 127 kB / 1.067 GB, free: 6.672 MB / 0.8262 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.069e-05/0.8712, allocations: 64.5 kB / 1.067 GB, free: 6.598 MB / 0.8262 GB Notification: Performance of pre-optimization done (n=208): time 3.788e-06/0.8713, allocations: 0 / 1.067 GB, free: 6.598 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 0.1005/0.9718, allocations: 30.9 MB / 1.097 GB, free: 7.613 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001234/0.9719, allocations: 247.5 kB / 1.098 GB, free: 7.324 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001994/0.9739, allocations: 1.423 MB / 1.099 GB, free: 5.891 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0004559/0.9744, allocations: 69.7 kB / 1.099 GB, free: 5.816 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008797/0.9753, allocations: 1.478 MB / 1.101 GB, free: 4.316 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.000897/0.9762, allocations: 0.9204 MB / 1.102 GB, free: 3.383 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001122/0.9773, allocations: 0.6396 MB / 1.102 GB, free: 2.734 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 9.984e-05/0.9774, allocations: 305.1 kB / 1.102 GB, free: 2.434 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005618/0.983, allocations: 2.694 MB / 1.105 GB, free: 15.73 MB / 0.8731 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006203/0.9893, allocations: 3.571 MB / 1.109 GB, free: 11.79 MB / 0.8731 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01178/1.001, allocations: 6.402 MB / 1.115 GB, free: 4.984 MB / 0.8731 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.186e-05/1.001, allocations: 8 kB / 1.115 GB, free: 4.977 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 0.02778/1.029, allocations: 11.03 MB / 1.126 GB, free: 9.844 MB / 0.8887 GB Notification: Performance of prepare postOptimizeDAE: time 3.686e-05/1.029, allocations: 16 kB / 1.126 GB, free: 9.828 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.865e-05/1.029, allocations: 24 kB / 1.126 GB, free: 9.805 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02013/1.049, allocations: 5.548 MB / 1.131 GB, free: 4.238 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004298/1.053, allocations: 0.9945 MB / 1.132 GB, free: 3.242 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04013/1.094, allocations: 25.78 MB / 1.157 GB, free: 9.023 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004449/1.098, allocations: 0.5731 MB / 1.158 GB, free: 8.449 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004864/1.099, allocations: 155.9 kB / 1.158 GB, free: 8.297 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007853/1.106, allocations: 3.98 MB / 1.162 GB, free: 4.309 MB / 0.92 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006259/1.113, allocations: 3.532 MB / 1.165 GB, free: 404 kB / 0.92 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08876/1.202, allocations: 24.63 MB / 1.189 GB, free: 7.254 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.479e-05/1.202, allocations: 8 kB / 1.189 GB, free: 7.246 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 0.02552/1.227, allocations: 10.53 MB / 1.2 GB, free: 12.56 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 3.603e-05/1.227, allocations: 23.92 kB / 1.2 GB, free: 12.54 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.829e-05/1.227, allocations: 24.19 kB / 1.2 GB, free: 12.52 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01556/1.243, allocations: 4.317 MB / 1.204 GB, free: 8.184 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004599/1.247, allocations: 1.049 MB / 1.205 GB, free: 7.133 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03204/1.28, allocations: 24.93 MB / 1.229 GB, free: 13.5 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004328/1.284, allocations: 0.5498 MB / 1.23 GB, free: 12.95 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004361/1.284, allocations: 152 kB / 1.23 GB, free: 12.8 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 0.0009124/1.285, allocations: 401 kB / 1.23 GB, free: 12.4 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005746/1.286, allocations: 201.7 kB / 1.23 GB, free: 12.2 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 0.02631/1.312, allocations: 10.17 MB / 1.24 GB, free: 1.969 MB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.297e-05/1.312, allocations: 28 kB / 1.24 GB, free: 1.941 MB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.062e-05/1.312, allocations: 12 kB / 1.24 GB, free: 1.93 MB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.014e-05/1.312, allocations: 19.89 kB / 1.24 GB, free: 1.91 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 0.03723/1.35, allocations: 16.29 MB / 1.256 GB, free: 1.367 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.063e-05/1.35, allocations: 8 kB / 1.256 GB, free: 1.359 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003417/1.353, allocations: 0.7419 MB / 1.257 GB, free: 0.6172 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5204/1.874, allocations: 5.17 MB / 1.262 GB, free: 278 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005861/1.874, allocations: 74.58 kB / 1.262 GB, free: 278 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03569/1.91, allocations: 24.88 MB / 1.287 GB, free: 267.6 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.807e-06/1.91, allocations: 13.12 kB / 1.287 GB, free: 267.6 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 0.02387/1.934, allocations: 10.09 MB / 1.296 GB, free: 263.8 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001646/1.935, allocations: 0.7179 MB / 1.297 GB, free: 263.4 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004098/1.936, allocations: 55.02 kB / 1.297 GB, free: 263.3 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003083/1.939, allocations: 0.5066 MB / 1.298 GB, free: 263.1 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007417/1.94, allocations: 233.4 kB / 1.298 GB, free: 263 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002194/1.94, allocations: 87.83 kB / 1.298 GB, free: 262.9 MB / 1.014 GB Notification: Performance of sorting global known variables: time 0.001158/1.941, allocations: 0.9728 MB / 1.299 GB, free: 262.4 MB / 1.014 GB Notification: Performance of sort global known variables: time 1.4e-07/1.941, allocations: 2.078 kB / 1.299 GB, free: 262.4 MB / 1.014 GB Notification: Performance of remove unused functions: time 0.005633/1.947, allocations: 1.845 MB / 1.301 GB, free: 262.2 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 0.0004339/1.947, allocations: 183.9 kB / 1.301 GB, free: 262.1 MB / 1.014 GB Notification: Performance of simCode: created initialization part: time 0.02544/1.973, allocations: 12.41 MB / 1.313 GB, free: 254.6 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 1.085e-05/1.973, allocations: 4 kB / 1.313 GB, free: 254.6 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.009017/1.982, allocations: 4.4 MB / 1.317 GB, free: 250.2 MB / 1.014 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002135/1.984, allocations: 266.1 kB / 1.318 GB, free: 250 MB / 1.014 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01846/2.002, allocations: 11.14 MB / 1.328 GB, free: 238.7 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002396/2.005, allocations: 2.903 MB / 1.331 GB, free: 235.8 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001144/2.006, allocations: 208.1 kB / 1.331 GB, free: 235.6 MB / 1.014 GB Notification: Performance of SimCode: time 9.52e-07/2.006, allocations: 0 / 1.331 GB, free: 235.6 MB / 1.014 GB Notification: Performance of Templates: time 0.08677/2.093, allocations: 107 MB / 1.436 GB, free: 128.6 MB / 1.014 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)