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 9.1.3-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.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 0.001293/0.001292, allocations: 108 kB / 15.6 MB, free: 132 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001448/0.001448, allocations: 192.8 kB / 16.53 MB, free: 6.391 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.45/1.45, allocations: 222.9 MB / 240.2 MB, free: 4.402 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 2.499/2.499, allocations: 390.2 MB / 0.6647 GB, free: 432 kB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001302/0.001302, allocations: 71.89 kB / 0.8126 GB, free: 14.4 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.823/0.8244, allocations: 140.4 MB / 0.9496 GB, free: 9.16 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02089/0.8453, allocations: 18.18 MB / 0.9674 GB, free: 11.31 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.01365/0.859, allocations: 6.801 MB / 0.974 GB, free: 5.945 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002863/0.8619, allocations: 56.5 kB / 0.9741 GB, free: 5.938 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.004145/0.8661, allocations: 1.461 MB / 0.9755 GB, free: 4.793 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.004769/0.8709, allocations: 1.425 MB / 0.9769 GB, free: 3.66 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.003997/0.8749, allocations: 1.261 MB / 0.9781 GB, free: 2.664 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.00807/0.883, allocations: 5.446 MB / 0.9834 GB, free: 15.13 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008856/0.8919, allocations: 7.184 MB / 0.9905 GB, free: 7.84 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004701/0.8967, allocations: 2.349 MB / 0.9927 GB, free: 5.484 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005466/0.9021, allocations: 2.953 MB / 0.9956 GB, free: 2.523 MB / 0.7481 GB Notification: Performance of NFPackage.collectConstants: time 0.001246/0.9034, allocations: 0.5117 MB / 0.9961 GB, free: 2.012 MB / 0.7481 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003292/0.9067, allocations: 1.252 MB / 0.9974 GB, free: 0.7578 MB / 0.7481 GB Notification: Performance of NFScalarize.scalarize: time 0.002718/0.9095, allocations: 2.25 MB / 0.9995 GB, free: 14.5 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.003355/0.9128, allocations: 2.163 MB / 1.002 GB, free: 12.33 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.01166/0.9245, allocations: 7.682 MB / 1.009 GB, free: 4.629 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 1.11e-05/0.9246, allocations: 0 / 1.009 GB, free: 4.629 MB / 0.7637 GB Notification: Performance of FrontEnd: time 3.106e-06/0.9246, allocations: 0 / 1.009 GB, free: 4.629 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 0.0003213/0.9249, allocations: 0 / 1.009 GB, free: 4.629 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 0.0119/0.9368, allocations: 3.78 MB / 1.013 GB, free: 0.7891 MB / 0.7637 GB Notification: Performance of prepare preOptimizeDAE: time 4.986e-05/0.9369, allocations: 8.031 kB / 1.013 GB, free: 0.7812 MB / 0.7637 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0133/0.9502, allocations: 2.411 MB / 1.015 GB, free: 14.36 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006023/0.9563, allocations: 2.151 MB / 1.017 GB, free: 12.17 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002388/0.9565, allocations: 271.4 kB / 1.018 GB, free: 11.9 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00141/0.958, allocations: 351.8 kB / 1.018 GB, free: 11.56 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01926/0.9772, allocations: 7.13 MB / 1.025 GB, free: 4.328 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.639e-05/0.9773, allocations: 4 kB / 1.025 GB, free: 4.324 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004939/0.9778, allocations: 148 kB / 1.025 GB, free: 4.18 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005165/0.9784, allocations: 338 kB / 1.025 GB, free: 3.848 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01713/0.9955, allocations: 7.032 MB / 1.032 GB, free: 12.8 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 0.04101/1.037, allocations: 26.61 MB / 1.058 GB, free: 16 kB / 0.8106 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01085/1.047, allocations: 4.988 MB / 1.063 GB, free: 10.72 MB / 0.8262 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006457/1.054, allocations: 2.604 MB / 1.066 GB, free: 8.102 MB / 0.8262 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003598/1.054, allocations: 127 kB / 1.066 GB, free: 7.961 MB / 0.8262 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.643e-05/1.054, allocations: 68.48 kB / 1.066 GB, free: 7.883 MB / 0.8262 GB Notification: Performance of pre-optimization done (n=208): time 3.797e-06/1.054, allocations: 0 / 1.066 GB, free: 7.883 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 0.1044/1.159, allocations: 30.9 MB / 1.096 GB, free: 8.895 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001525/1.159, allocations: 239.6 kB / 1.096 GB, free: 8.613 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002364/1.161, allocations: 1.427 MB / 1.098 GB, free: 7.176 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0007347/1.162, allocations: 73.7 kB / 1.098 GB, free: 7.098 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.00105/1.163, allocations: 1.482 MB / 1.099 GB, free: 5.594 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.001191/1.164, allocations: 0.9165 MB / 1.1 GB, free: 4.664 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001128/1.166, allocations: 0.6357 MB / 1.101 GB, free: 4.02 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 0.0001146/1.166, allocations: 301.1 kB / 1.101 GB, free: 3.723 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005867/1.172, allocations: 2.698 MB / 1.104 GB, free: 1.016 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006876/1.178, allocations: 3.571 MB / 1.107 GB, free: 13.07 MB / 0.8731 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01271/1.191, allocations: 6.399 MB / 1.113 GB, free: 6.27 MB / 0.8731 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.832e-05/1.191, allocations: 8 kB / 1.113 GB, free: 6.262 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 0.02897/1.22, allocations: 11.03 MB / 1.124 GB, free: 11.13 MB / 0.8887 GB Notification: Performance of prepare postOptimizeDAE: time 5.366e-05/1.22, allocations: 22.17 kB / 1.124 GB, free: 11.11 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.425e-05/1.22, allocations: 24 kB / 1.124 GB, free: 11.09 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01965/1.24, allocations: 5.564 MB / 1.13 GB, free: 5.504 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004563/1.245, allocations: 0.9944 MB / 1.131 GB, free: 4.508 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04226/1.287, allocations: 28.18 MB / 1.158 GB, free: 7.863 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005044/1.292, allocations: 0.573 MB / 1.159 GB, free: 7.289 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005894/1.293, allocations: 155.9 kB / 1.159 GB, free: 7.137 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008828/1.301, allocations: 3.984 MB / 1.163 GB, free: 3.145 MB / 0.92 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007052/1.309, allocations: 3.54 MB / 1.166 GB, free: 15.23 MB / 0.9356 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08805/1.397, allocations: 24.66 MB / 1.19 GB, free: 6.055 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.018e-05/1.397, allocations: 8 kB / 1.19 GB, free: 6.047 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 0.02699/1.424, allocations: 10.54 MB / 1.2 GB, free: 11.36 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 5.605e-05/1.424, allocations: 17.09 kB / 1.2 GB, free: 11.34 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.419e-05/1.424, allocations: 24 kB / 1.201 GB, free: 11.32 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01542/1.439, allocations: 4.341 MB / 1.205 GB, free: 6.961 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004909/1.444, allocations: 1.041 MB / 1.206 GB, free: 5.918 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03959/1.484, allocations: 27.12 MB / 1.232 GB, free: 10.07 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005391/1.489, allocations: 0.5498 MB / 1.233 GB, free: 9.523 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008624/1.49, allocations: 155.9 kB / 1.233 GB, free: 9.371 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 0.001632/1.492, allocations: 399.9 kB / 1.233 GB, free: 8.973 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009164/1.493, allocations: 193.7 kB / 1.234 GB, free: 8.781 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 0.02774/1.521, allocations: 10.17 MB / 1.243 GB, free: 14.54 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.678e-05/1.521, allocations: 24 kB / 1.243 GB, free: 14.51 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.61e-05/1.521, allocations: 16 kB / 1.243 GB, free: 14.5 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.228e-05/1.521, allocations: 19.88 kB / 1.243 GB, free: 14.48 MB / 1.014 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 0.6268/2.147, allocations: 16.29 MB / 1.259 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.537e-05/2.148, allocations: 12.3 kB / 1.259 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.004092/2.152, allocations: 0.7389 MB / 1.26 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0194/2.171, allocations: 5.198 MB / 1.265 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007722/2.172, allocations: 72.09 kB / 1.265 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04548/2.217, allocations: 27.26 MB / 1.292 GB, free: 263.9 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.369e-05/2.217, allocations: 13.44 kB / 1.292 GB, free: 263.9 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 0.02522/2.243, allocations: 10.09 MB / 1.302 GB, free: 258.9 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002457/2.245, allocations: 0.7209 MB / 1.302 GB, free: 258.5 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.00124/2.246, allocations: 55.53 kB / 1.303 GB, free: 258.5 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004227/2.251, allocations: 0.5106 MB / 1.303 GB, free: 258.2 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001008/2.252, allocations: 229.3 kB / 1.303 GB, free: 258.1 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004065/2.252, allocations: 93.02 kB / 1.303 GB, free: 258.1 MB / 1.014 GB Notification: Performance of sorting global known variables: time 0.001611/2.254, allocations: 0.9681 MB / 1.304 GB, free: 257.6 MB / 1.014 GB Notification: Performance of sort global known variables: time 1.7e-07/2.254, allocations: 0 / 1.304 GB, free: 257.6 MB / 1.014 GB Notification: Performance of remove unused functions: time 0.006656/2.26, allocations: 1.847 MB / 1.306 GB, free: 257.4 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 0.0004388/2.261, allocations: 184.2 kB / 1.306 GB, free: 257.2 MB / 1.014 GB Notification: Performance of simCode: created initialization part: time 0.02962/2.291, allocations: 14.39 MB / 1.32 GB, free: 246.3 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 1.388e-05/2.291, allocations: 4 kB / 1.32 GB, free: 246.3 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.009375/2.3, allocations: 4.424 MB / 1.325 GB, free: 241.9 MB / 1.014 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002173/2.302, allocations: 272.8 kB / 1.325 GB, free: 241.6 MB / 1.014 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01852/2.321, allocations: 9.01 MB / 1.334 GB, free: 232.5 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002469/2.323, allocations: 2.832 MB / 1.336 GB, free: 229.7 MB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.004649/2.328, allocations: 1.661 MB / 1.338 GB, free: 228 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000583/2.328, allocations: 171.3 kB / 1.338 GB, free: 227.8 MB / 1.014 GB Notification: Performance of SimCode: time 8.92e-07/2.328, allocations: 0 / 1.338 GB, free: 227.8 MB / 1.014 GB Notification: Performance of Templates: time 0.09704/2.426, allocations: 77.55 MB / 1.414 GB, free: 150.5 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)