Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_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 10.1.1-maint.10.0.x/package.mo", uses=false) Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.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_10_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_10_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 0.001366/0.001366, allocations: 101.9 kB / 16.4 MB, free: 6.461 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001311/0.001311, allocations: 192.2 kB / 17.34 MB, free: 5.719 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.4/1.4, allocations: 222.9 MB / 241 MB, free: 15.14 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.482/2.482, allocations: 437 MB / 0.7112 GB, free: 4.379 MB / 0.5762 GB Notification: Performance of FrontEnd - loaded program: time 0.001484/0.001484, allocations: 71.83 kB / 1.019 GB, free: 9.289 MB / 0.795 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.92/0.9215, allocations: 151.6 MB / 1.167 GB, free: 3.77 MB / 0.8887 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02342/0.945, allocations: 18.18 MB / 1.185 GB, free: 1.52 MB / 0.9044 GB Notification: Performance of NFInst.instExpressions: time 0.01225/0.9572, allocations: 6.793 MB / 1.192 GB, free: 10.7 MB / 0.92 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001917/0.9592, allocations: 63.88 kB / 1.192 GB, free: 10.64 MB / 0.92 GB Notification: Performance of NFTyping.typeComponents: time 0.004767/0.964, allocations: 1.469 MB / 1.193 GB, free: 9.168 MB / 0.92 GB Notification: Performance of NFTyping.typeBindings: time 0.004989/0.969, allocations: 1.447 MB / 1.195 GB, free: 7.715 MB / 0.92 GB Notification: Performance of NFTyping.typeClassSections: time 0.003936/0.973, allocations: 1.252 MB / 1.196 GB, free: 6.461 MB / 0.92 GB Notification: Performance of NFFlatten.flatten: time 0.007086/0.9801, allocations: 5.445 MB / 1.201 GB, free: 1.004 MB / 0.92 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01034/0.9905, allocations: 7.068 MB / 1.208 GB, free: 9.828 MB / 0.9356 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004169/0.9947, allocations: 2.369 MB / 1.21 GB, free: 7.453 MB / 0.9356 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005286/1, allocations: 2.964 MB / 1.213 GB, free: 4.48 MB / 0.9356 GB Notification: Performance of NFPackage.collectConstants: time 0.001802/1.002, allocations: 0.5117 MB / 1.214 GB, free: 3.969 MB / 0.9356 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003705/1.006, allocations: 1.248 MB / 1.215 GB, free: 2.719 MB / 0.9356 GB Notification: Performance of NFScalarize.scalarize: time 0.004313/1.01, allocations: 2.242 MB / 1.217 GB, free: 484 kB / 0.9356 GB Notification: Performance of NFVerifyModel.verify: time 0.005494/1.015, allocations: 2.167 MB / 1.219 GB, free: 14.29 MB / 0.9512 GB Notification: Performance of NFConvertDAE.convert: time 0.0114/1.027, allocations: 7.731 MB / 1.227 GB, free: 6.547 MB / 0.9512 GB Notification: Performance of FrontEnd - DAE generated: time 6.291e-06/1.027, allocations: 0 / 1.227 GB, free: 6.547 MB / 0.9512 GB Notification: Performance of FrontEnd: time 2.294e-06/1.027, allocations: 0 / 1.227 GB, free: 6.547 MB / 0.9512 GB Notification: Performance of Transformations before backend: time 0.0002683/1.027, allocations: 0 / 1.227 GB, free: 6.547 MB / 0.9512 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 0.01262/1.04, allocations: 3.788 MB / 1.231 GB, free: 2.699 MB / 0.9512 GB Notification: Performance of prepare preOptimizeDAE: time 5.477e-05/1.04, allocations: 12.92 kB / 1.231 GB, free: 2.688 MB / 0.9512 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01361/1.054, allocations: 2.395 MB / 1.233 GB, free: 292 kB / 0.9512 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006837/1.06, allocations: 2.178 MB / 1.235 GB, free: 14.06 MB / 0.9669 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003486/1.061, allocations: 267.4 kB / 1.235 GB, free: 13.8 MB / 0.9669 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001803/1.063, allocations: 351.8 kB / 1.236 GB, free: 13.45 MB / 0.9669 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02006/1.083, allocations: 7.126 MB / 1.243 GB, free: 6.223 MB / 0.9669 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001524/1.083, allocations: 0 / 1.243 GB, free: 6.223 MB / 0.9669 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001364/1.084, allocations: 148 kB / 1.243 GB, free: 6.078 MB / 0.9669 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005893/1.085, allocations: 338 kB / 1.243 GB, free: 5.746 MB / 0.9669 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01819/1.103, allocations: 7.028 MB / 1.25 GB, free: 14.71 MB / 0.9825 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 0.04309/1.146, allocations: 26.43 MB / 1.276 GB, free: 2.098 MB / 0.9981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009007/1.155, allocations: 4.984 MB / 1.281 GB, free: 12.82 MB / 1.014 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006185/1.161, allocations: 2.612 MB / 1.283 GB, free: 10.18 MB / 1.014 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003438/1.162, allocations: 135 kB / 1.283 GB, free: 10.03 MB / 1.014 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.355e-05/1.162, allocations: 60.56 kB / 1.283 GB, free: 9.961 MB / 1.014 GB Notification: Performance of pre-optimization done (n=208): time 4.328e-06/1.162, allocations: 4 kB / 1.283 GB, free: 9.957 MB / 1.014 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 0.1094/1.271, allocations: 30.91 MB / 1.314 GB, free: 10.96 MB / 1.045 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001414/1.272, allocations: 239.6 kB / 1.314 GB, free: 10.68 MB / 1.045 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002835/1.274, allocations: 1.431 MB / 1.315 GB, free: 9.234 MB / 1.045 GB Notification: Performance of collectPreVariables (initialization): time 0.0005608/1.275, allocations: 73.7 kB / 1.315 GB, free: 9.156 MB / 1.045 GB Notification: Performance of collectInitialEqns (initialization): time 0.001203/1.276, allocations: 1.489 MB / 1.317 GB, free: 7.648 MB / 1.045 GB Notification: Performance of collectInitialBindings (initialization): time 0.001406/1.278, allocations: 0.9165 MB / 1.318 GB, free: 6.719 MB / 1.045 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001932/1.28, allocations: 0.6318 MB / 1.318 GB, free: 6.078 MB / 1.045 GB Notification: Performance of setup shared object (initialization): time 0.0001124/1.28, allocations: 309.1 kB / 1.319 GB, free: 5.773 MB / 1.045 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006321/1.286, allocations: 2.694 MB / 1.321 GB, free: 3.07 MB / 1.045 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00755/1.294, allocations: 3.571 MB / 1.325 GB, free: 15.12 MB / 1.061 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01375/1.307, allocations: 6.402 MB / 1.331 GB, free: 8.32 MB / 1.061 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.124e-05/1.307, allocations: 8 kB / 1.331 GB, free: 8.312 MB / 1.061 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 0.0301/1.338, allocations: 11.04 MB / 1.342 GB, free: 13.17 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 6.234e-05/1.338, allocations: 16 kB / 1.342 GB, free: 13.15 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.26e-05/1.338, allocations: 28.56 kB / 1.342 GB, free: 13.12 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02068/1.358, allocations: 5.54 MB / 1.347 GB, free: 7.57 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004485/1.363, allocations: 0.9945 MB / 1.348 GB, free: 6.574 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04452/1.407, allocations: 28.18 MB / 1.376 GB, free: 9.93 MB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004549/1.412, allocations: 0.5692 MB / 1.376 GB, free: 9.359 MB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006475/1.413, allocations: 159.9 kB / 1.376 GB, free: 9.207 MB / 1.107 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008451/1.421, allocations: 3.98 MB / 1.38 GB, free: 5.219 MB / 1.107 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006855/1.428, allocations: 3.54 MB / 1.384 GB, free: 1.297 MB / 1.107 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08884/1.517, allocations: 24.64 MB / 1.408 GB, free: 8.145 MB / 1.139 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.726e-05/1.517, allocations: 4 kB / 1.408 GB, free: 8.141 MB / 1.139 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 0.02658/1.544, allocations: 10.53 MB / 1.418 GB, free: 13.47 MB / 1.154 GB Notification: Performance of prepare postOptimizeDAE: time 3.894e-05/1.544, allocations: 16 kB / 1.418 GB, free: 13.45 MB / 1.154 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.309e-05/1.544, allocations: 31.94 kB / 1.418 GB, free: 13.42 MB / 1.154 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01535/1.559, allocations: 4.333 MB / 1.422 GB, free: 9.07 MB / 1.154 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004636/1.564, allocations: 1.041 MB / 1.423 GB, free: 8.027 MB / 1.154 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03638/1.6, allocations: 27.09 MB / 1.45 GB, free: 12.2 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004549/1.605, allocations: 0.5536 MB / 1.45 GB, free: 11.65 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006428/1.605, allocations: 155.9 kB / 1.45 GB, free: 11.5 MB / 1.186 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.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[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 0.001189/1.607, allocations: 403.2 kB / 1.451 GB, free: 11.1 MB / 1.186 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007542/1.607, allocations: 193.7 kB / 1.451 GB, free: 10.91 MB / 1.186 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 0.0268/1.634, allocations: 10.18 MB / 1.461 GB, free: 0.6562 MB / 1.186 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.366e-05/1.634, allocations: 28 kB / 1.461 GB, free: 0.6289 MB / 1.186 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.747e-05/1.634, allocations: 12 kB / 1.461 GB, free: 0.6172 MB / 1.186 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.347e-05/1.634, allocations: 11.95 kB / 1.461 GB, free: 0.6055 MB / 1.186 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 0.03864/1.673, allocations: 16.27 MB / 1.477 GB, free: 96 kB / 1.201 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.555e-05/1.673, allocations: 8 kB / 1.477 GB, free: 88 kB / 1.201 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003516/1.677, allocations: 0.7375 MB / 1.478 GB, free: 15.35 MB / 1.217 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01926/1.696, allocations: 5.177 MB / 1.483 GB, free: 10.16 MB / 1.217 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005731/1.696, allocations: 75.95 kB / 1.483 GB, free: 10.08 MB / 1.217 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04114/1.738, allocations: 27.24 MB / 1.509 GB, free: 14.34 MB / 1.248 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.854e-05/1.738, allocations: 12.03 kB / 1.509 GB, free: 14.32 MB / 1.248 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 0.02621/1.764, allocations: 10.09 MB / 1.519 GB, free: 3.988 MB / 1.248 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002268/1.766, allocations: 0.7171 MB / 1.52 GB, free: 3.25 MB / 1.248 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006528/1.767, allocations: 56 kB / 1.52 GB, free: 3.195 MB / 1.248 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00374/1.771, allocations: 0.507 MB / 1.52 GB, free: 2.688 MB / 1.248 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008456/1.771, allocations: 234.3 kB / 1.521 GB, free: 2.453 MB / 1.248 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003132/1.772, allocations: 91.95 kB / 1.521 GB, free: 2.363 MB / 1.248 GB Notification: Performance of sorting global known variables: time 0.001692/1.773, allocations: 0.9723 MB / 1.522 GB, free: 1.387 MB / 1.248 GB Notification: Performance of sort global known variables: time 1.9e-07/1.773, allocations: 0 / 1.522 GB, free: 1.387 MB / 1.248 GB Notification: Performance of remove unused functions: time 0.006594/1.78, allocations: 1.844 MB / 1.524 GB, free: 15.54 MB / 1.264 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 0.0004793/1.781, allocations: 186.8 kB / 1.524 GB, free: 15.35 MB / 1.264 GB Notification: Performance of simCode: created initialization part: time 0.02793/1.809, allocations: 12.45 MB / 1.536 GB, free: 2.793 MB / 1.264 GB Notification: Performance of simCode: created event and clocks part: time 9.458e-06/1.809, allocations: 1 kB / 1.536 GB, free: 2.793 MB / 1.264 GB Notification: Performance of simCode: created simulation system equations: time 0.01034/1.819, allocations: 4.425 MB / 1.54 GB, free: 14.32 MB / 1.279 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002047/1.821, allocations: 267.2 kB / 1.54 GB, free: 14.07 MB / 1.279 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02036/1.841, allocations: 9.522 MB / 1.55 GB, free: 4.418 MB / 1.279 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003177/1.845, allocations: 2.903 MB / 1.553 GB, free: 1.484 MB / 1.279 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001132/1.846, allocations: 211.3 kB / 1.553 GB, free: 1.277 MB / 1.279 GB Notification: Performance of SimCode: time 1.122e-06/1.846, allocations: 0 / 1.553 GB, free: 1.277 MB / 1.279 GB Notification: Performance of Templates: time 0.6856/2.531, allocations: 107.2 MB / 1.658 GB, free: 277.7 MB / 1.279 GB make -j1 -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)