Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 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.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001212/0.001212, allocations: 112 kB / 16.42 MB, free: 6.516 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001128/0.001128, allocations: 190.7 kB / 17.35 MB, free: 5.73 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.386/1.386, allocations: 222.9 MB / 241.1 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 2.549/2.549, allocations: 437 MB / 0.7112 GB, free: 4.379 MB / 0.5762 GB Notification: Performance of FrontEnd - loaded program: time 0.001567/0.001567, allocations: 67.84 kB / 1.019 GB, free: 9.305 MB / 0.795 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.9571/0.9587, allocations: 151.6 MB / 1.167 GB, free: 3.824 MB / 0.8887 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02249/0.9812, allocations: 18.27 MB / 1.185 GB, free: 1.492 MB / 0.9044 GB Notification: Performance of NFInst.instExpressions: time 0.01052/0.9918, allocations: 6.824 MB / 1.192 GB, free: 10.64 MB / 0.92 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001202/0.993, allocations: 55.88 kB / 1.192 GB, free: 10.59 MB / 0.92 GB Notification: Performance of NFTyping.typeComponents: time 0.003418/0.9965, allocations: 1.469 MB / 1.193 GB, free: 9.117 MB / 0.92 GB Notification: Performance of NFTyping.typeBindings: time 0.003047/0.9996, allocations: 1.447 MB / 1.195 GB, free: 7.664 MB / 0.92 GB Notification: Performance of NFTyping.typeClassSections: time 0.002953/1.003, allocations: 1.276 MB / 1.196 GB, free: 6.387 MB / 0.92 GB Notification: Performance of NFFlatten.flatten: time 0.006552/1.009, allocations: 5.472 MB / 1.201 GB, free: 0.9023 MB / 0.92 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01334/1.022, allocations: 7.112 MB / 1.208 GB, free: 9.684 MB / 0.9356 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004395/1.027, allocations: 2.388 MB / 1.211 GB, free: 7.289 MB / 0.9356 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00669/1.034, allocations: 2.968 MB / 1.214 GB, free: 4.312 MB / 0.9356 GB Notification: Performance of NFPackage.collectConstants: time 0.001805/1.035, allocations: 0.5117 MB / 1.214 GB, free: 3.801 MB / 0.9356 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004136/1.04, allocations: 1.276 MB / 1.215 GB, free: 2.523 MB / 0.9356 GB Notification: Performance of NFScalarize.scalarize: time 0.003723/1.043, allocations: 2.25 MB / 1.218 GB, free: 276 kB / 0.9356 GB Notification: Performance of NFVerifyModel.verify: time 0.004703/1.048, allocations: 2.194 MB / 1.22 GB, free: 14.06 MB / 0.9512 GB Notification: Performance of NFConvertDAE.convert: time 0.008798/1.057, allocations: 7.769 MB / 1.227 GB, free: 6.277 MB / 0.9512 GB Notification: Performance of FrontEnd - DAE generated: time 4.428e-06/1.057, allocations: 0 / 1.227 GB, free: 6.277 MB / 0.9512 GB Notification: Performance of FrontEnd: time 1.553e-06/1.057, allocations: 0 / 1.227 GB, free: 6.277 MB / 0.9512 GB Notification: Performance of Transformations before backend: time 0.0001271/1.057, allocations: 4 kB / 1.227 GB, free: 6.273 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: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.007574/1.065, allocations: 3.827 MB / 1.231 GB, free: 2.387 MB / 0.9512 GB Notification: Performance of prepare preOptimizeDAE: time 4.073e-05/1.065, allocations: 16.02 kB / 1.231 GB, free: 2.371 MB / 0.9512 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01334/1.078, allocations: 2.407 MB / 1.233 GB, free: 15.95 MB / 0.9669 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005169/1.083, allocations: 2.194 MB / 1.235 GB, free: 13.71 MB / 0.9669 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002415/1.083, allocations: 271.5 kB / 1.236 GB, free: 13.45 MB / 0.9669 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007787/1.084, allocations: 347.9 kB / 1.236 GB, free: 13.11 MB / 0.9669 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01508/1.099, allocations: 7.155 MB / 1.243 GB, free: 5.848 MB / 0.9669 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.983e-05/1.099, allocations: 7.938 kB / 1.243 GB, free: 5.84 MB / 0.9669 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004637/1.1, allocations: 144 kB / 1.243 GB, free: 5.699 MB / 0.9669 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005072/1.1, allocations: 334.1 kB / 1.244 GB, free: 5.371 MB / 0.9669 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01846/1.119, allocations: 7.044 MB / 1.25 GB, free: 14.32 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 0.03714/1.156, allocations: 26.55 MB / 1.276 GB, free: 1.578 MB / 0.9981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008875/1.165, allocations: 4.996 MB / 1.281 GB, free: 12.29 MB / 1.014 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006298/1.171, allocations: 2.612 MB / 1.284 GB, free: 9.648 MB / 1.014 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003468/1.172, allocations: 127 kB / 1.284 GB, free: 9.504 MB / 1.014 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.428e-05/1.172, allocations: 68.5 kB / 1.284 GB, free: 9.43 MB / 1.014 GB Notification: Performance of pre-optimization done (n=208): time 5.28e-06/1.172, allocations: 0 / 1.284 GB, free: 9.43 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 0.1112/1.283, allocations: 30.97 MB / 1.314 GB, free: 10.38 MB / 1.045 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001224/1.283, allocations: 235.6 kB / 1.314 GB, free: 10.1 MB / 1.045 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002527/1.286, allocations: 1.473 MB / 1.316 GB, free: 8.621 MB / 1.045 GB Notification: Performance of collectPreVariables (initialization): time 0.000542/1.286, allocations: 73.64 kB / 1.316 GB, free: 8.543 MB / 1.045 GB Notification: Performance of collectInitialEqns (initialization): time 0.001197/1.288, allocations: 1.497 MB / 1.317 GB, free: 7.023 MB / 1.045 GB Notification: Performance of collectInitialBindings (initialization): time 0.001341/1.289, allocations: 0.9204 MB / 1.318 GB, free: 6.09 MB / 1.045 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001726/1.291, allocations: 0.6357 MB / 1.319 GB, free: 5.445 MB / 1.045 GB Notification: Performance of setup shared object (initialization): time 0.0001102/1.291, allocations: 309.1 kB / 1.319 GB, free: 5.141 MB / 1.045 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006377/1.297, allocations: 2.686 MB / 1.322 GB, free: 2.445 MB / 1.045 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007142/1.304, allocations: 3.567 MB / 1.325 GB, free: 14.5 MB / 1.061 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01358/1.318, allocations: 6.402 MB / 1.332 GB, free: 7.699 MB / 1.061 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.791e-05/1.318, allocations: 8 kB / 1.332 GB, free: 7.691 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 0.03021/1.348, allocations: 11.02 MB / 1.342 GB, free: 12.56 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 5.19e-05/1.348, allocations: 23.94 kB / 1.342 GB, free: 12.54 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.501e-05/1.348, allocations: 24 kB / 1.342 GB, free: 12.52 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02032/1.369, allocations: 5.536 MB / 1.348 GB, free: 6.965 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004547/1.373, allocations: 0.9906 MB / 1.349 GB, free: 5.973 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04622/1.419, allocations: 28.2 MB / 1.376 GB, free: 9.32 MB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004912/1.424, allocations: 0.573 MB / 1.377 GB, free: 8.746 MB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006957/1.425, allocations: 151.9 kB / 1.377 GB, free: 8.598 MB / 1.107 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008982/1.434, allocations: 3.984 MB / 1.381 GB, free: 4.605 MB / 1.107 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007307/1.442, allocations: 3.536 MB / 1.384 GB, free: 0.6875 MB / 1.107 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09456/1.536, allocations: 24.61 MB / 1.408 GB, free: 7.562 MB / 1.139 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.455e-05/1.536, allocations: 15.98 kB / 1.408 GB, free: 7.547 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 0.02962/1.566, allocations: 10.53 MB / 1.419 GB, free: 12.88 MB / 1.154 GB Notification: Performance of prepare postOptimizeDAE: time 7.802e-05/1.566, allocations: 16 kB / 1.419 GB, free: 12.86 MB / 1.154 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.653e-05/1.566, allocations: 24 kB / 1.419 GB, free: 12.84 MB / 1.154 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0167/1.583, allocations: 4.333 MB / 1.423 GB, free: 8.484 MB / 1.154 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004795/1.588, allocations: 1.037 MB / 1.424 GB, free: 7.445 MB / 1.154 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03967/1.627, allocations: 27.13 MB / 1.45 GB, free: 11.58 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00487/1.632, allocations: 0.5498 MB / 1.451 GB, free: 11.03 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007797/1.633, allocations: 156 kB / 1.451 GB, free: 10.88 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 0.001552/1.635, allocations: 392.5 kB / 1.452 GB, free: 10.48 MB / 1.186 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000986/1.636, allocations: 197.7 kB / 1.452 GB, free: 10.29 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 0.02814/1.664, allocations: 10.17 MB / 1.462 GB, free: 48 kB / 1.186 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.914e-05/1.664, allocations: 19.89 kB / 1.462 GB, free: 28 kB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.965e-06/1.664, allocations: 0 / 1.462 GB, free: 28 kB / 1.186 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002369/1.666, allocations: 0.7249 MB / 1.462 GB, free: 15.28 MB / 1.201 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008182/1.667, allocations: 51.98 kB / 1.462 GB, free: 15.23 MB / 1.201 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00398/1.671, allocations: 0.4992 MB / 1.463 GB, free: 14.73 MB / 1.201 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008575/1.672, allocations: 285.4 kB / 1.463 GB, free: 14.45 MB / 1.201 GB Notification: Performance of postOpt createDAEmodeBDAE (simulation): time 0.02489/1.697, allocations: 9.422 MB / 1.472 GB, free: 5 MB / 1.201 GB Notification: Performance of postOpt symbolicJacobianDAE (simulation): time 0.01955/1.716, allocations: 8.89 MB / 1.481 GB, free: 12.03 MB / 1.217 GB Notification: Performance of postOpt setEvaluationStage (simulation): time 0.005772/1.722, allocations: 2.662 MB / 1.484 GB, free: 9.363 MB / 1.217 GB Notification: Performance of sorting global known variables: time 0.001885/1.724, allocations: 1.001 MB / 1.485 GB, free: 8.359 MB / 1.217 GB Notification: Performance of Backend: time 1.152e-06/1.724, allocations: 0 / 1.485 GB, free: 8.359 MB / 1.217 GB Notification: Performance of simCode: created initialization part: time 0.0276/1.752, allocations: 10.57 MB / 1.495 GB, free: 13.69 MB / 1.232 GB Notification: Performance of SimCode: time 0.01341/1.765, allocations: 7.283 MB / 1.502 GB, free: 6.359 MB / 1.232 GB Notification: Performance of Templates: time 0.7661/2.531, allocations: 95.63 MB / 1.595 GB, free: 346.2 MB / 1.279 GB make -j1 -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)