Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_8_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 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_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 0.001228/0.001228, allocations: 111.5 kB / 16.38 MB, free: 6.473 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001257/0.001257, allocations: 187.4 kB / 17.31 MB, free: 5.82 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.56/1.56, allocations: 205.1 MB / 223.2 MB, free: 12.27 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.909/1.909, allocations: 292.3 MB / 0.5496 GB, free: 17.48 MB / 462.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001473/0.001473, allocations: 66.47 kB / 0.673 GB, free: 5.816 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2649/0.2664, allocations: 114.6 MB / 0.7848 GB, free: 3.148 MB / 0.6544 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.5092/0.7756, allocations: 18.16 MB / 0.8026 GB, free: 40.42 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.01106/0.7868, allocations: 6.833 MB / 0.8092 GB, free: 35.81 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001821/0.7887, allocations: 56.53 kB / 0.8093 GB, free: 35.8 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.003776/0.7924, allocations: 1.452 MB / 0.8107 GB, free: 34.95 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.004069/0.7965, allocations: 1.397 MB / 0.8121 GB, free: 34.17 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.003764/0.8003, allocations: 1.289 MB / 0.8133 GB, free: 33.48 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.007953/0.8083, allocations: 5.43 MB / 0.8186 GB, free: 31.2 MB / 0.6544 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009101/0.8174, allocations: 7.2 MB / 0.8257 GB, free: 28.61 MB / 0.6544 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004789/0.8222, allocations: 2.345 MB / 0.828 GB, free: 27.55 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006138/0.8284, allocations: 2.951 MB / 0.8308 GB, free: 26.32 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.001869/0.8303, allocations: 0.5116 MB / 0.8313 GB, free: 26.32 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005295/0.8356, allocations: 1.256 MB / 0.8326 GB, free: 26.05 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.004134/0.8398, allocations: 2.233 MB / 0.8347 GB, free: 25.2 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.004128/0.8439, allocations: 2.175 MB / 0.8369 GB, free: 23.79 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.0116/0.8555, allocations: 7.725 MB / 0.8444 GB, free: 20.78 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 9.517e-06/0.8556, allocations: 2.469 kB / 0.8444 GB, free: 20.78 MB / 0.6544 GB Notification: Performance of FrontEnd: time 2.906e-06/0.8556, allocations: 0 / 0.8444 GB, free: 20.78 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0002822/0.8559, allocations: 0 / 0.8444 GB, free: 20.78 MB / 0.6544 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 0.01137/0.8672, allocations: 3.783 MB / 0.8481 GB, free: 18.24 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 4.542e-05/0.8673, allocations: 9.125 kB / 0.8481 GB, free: 18.24 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01328/0.8806, allocations: 2.335 MB / 0.8504 GB, free: 17.12 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00592/0.8865, allocations: 2.174 MB / 0.8525 GB, free: 15.77 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002351/0.8868, allocations: 273.8 kB / 0.8528 GB, free: 15.64 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001705/0.8885, allocations: 347.9 kB / 0.8531 GB, free: 15.52 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01788/0.9064, allocations: 7.098 MB / 0.86 GB, free: 11.47 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.982e-05/0.9065, allocations: 2.812 kB / 0.8601 GB, free: 11.47 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004776/0.907, allocations: 153.5 kB / 0.8602 GB, free: 11.36 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004851/0.9075, allocations: 331 kB / 0.8605 GB, free: 11.26 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01698/0.9245, allocations: 6.984 MB / 0.8673 GB, free: 5.887 MB / 0.6544 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 0.04443/0.9689, allocations: 26.36 MB / 0.8931 GB, free: 9.348 MB / 0.6856 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009221/0.9782, allocations: 4.983 MB / 0.8979 GB, free: 4.055 MB / 0.6856 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00642/0.9846, allocations: 2.596 MB / 0.9005 GB, free: 1.438 MB / 0.6856 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003285/0.985, allocations: 135 kB / 0.9006 GB, free: 1.289 MB / 0.6856 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.036e-05/0.9851, allocations: 60.5 kB / 0.9007 GB, free: 1.219 MB / 0.6856 GB Notification: Performance of pre-optimization done (n=208): time 4.258e-06/0.9851, allocations: 0 / 0.9007 GB, free: 1.219 MB / 0.6856 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 0.1123/1.097, allocations: 30.9 MB / 0.9308 GB, free: 2.23 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001169/1.098, allocations: 236.5 kB / 0.9311 GB, free: 1.953 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002586/1.1, allocations: 1.404 MB / 0.9324 GB, free: 0.5391 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0006576/1.101, allocations: 69.7 kB / 0.9325 GB, free: 476 kB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.001086/1.102, allocations: 1.485 MB / 0.934 GB, free: 14.96 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.001271/1.103, allocations: 0.9126 MB / 0.9348 GB, free: 14.03 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001723/1.105, allocations: 0.6279 MB / 0.9355 GB, free: 13.39 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 8.901e-05/1.105, allocations: 309.1 kB / 0.9358 GB, free: 13.09 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006129/1.111, allocations: 2.666 MB / 0.9384 GB, free: 10.41 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007319/1.118, allocations: 3.556 MB / 0.9418 GB, free: 6.48 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01351/1.132, allocations: 6.381 MB / 0.9481 GB, free: 15.7 MB / 0.7481 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.7e-05/1.132, allocations: 8 kB / 0.9481 GB, free: 15.7 MB / 0.7481 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 0.03125/1.163, allocations: 11 MB / 0.9588 GB, free: 4.586 MB / 0.7481 GB Notification: Performance of prepare postOptimizeDAE: time 5.323e-05/1.163, allocations: 16 kB / 0.9588 GB, free: 4.57 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.397e-05/1.163, allocations: 24.56 kB / 0.9589 GB, free: 4.547 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02038/1.184, allocations: 5.462 MB / 0.9642 GB, free: 15.07 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005003/1.189, allocations: 0.9828 MB / 0.9651 GB, free: 14.09 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04644/1.235, allocations: 28.15 MB / 0.9926 GB, free: 1.488 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005284/1.241, allocations: 0.5458 MB / 0.9932 GB, free: 0.9414 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009568/1.242, allocations: 152 kB / 0.9933 GB, free: 0.793 MB / 0.7794 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009683/1.251, allocations: 3.961 MB / 0.9972 GB, free: 12.82 MB / 0.795 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007058/1.259, allocations: 3.513 MB / 1.001 GB, free: 8.93 MB / 0.795 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09219/1.351, allocations: 24.57 MB / 1.025 GB, free: 15.86 MB / 0.8262 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.305e-05/1.351, allocations: 8 kB / 1.025 GB, free: 15.85 MB / 0.8262 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 0.02913/1.38, allocations: 10.49 MB / 1.035 GB, free: 5.211 MB / 0.8262 GB Notification: Performance of prepare postOptimizeDAE: time 3.828e-05/1.38, allocations: 16.56 kB / 1.035 GB, free: 5.195 MB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.351e-05/1.38, allocations: 28 kB / 1.035 GB, free: 5.168 MB / 0.8262 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01626/1.396, allocations: 4.247 MB / 1.039 GB, free: 0.9023 MB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00577/1.402, allocations: 1.033 MB / 1.04 GB, free: 15.87 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04212/1.444, allocations: 27.08 MB / 1.067 GB, free: 4.059 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005544/1.45, allocations: 0.5342 MB / 1.067 GB, free: 3.523 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000868/1.451, allocations: 152 kB / 1.067 GB, free: 3.375 MB / 0.8575 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 0.001522/1.452, allocations: 398 kB / 1.068 GB, free: 2.98 MB / 0.8575 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009034/1.453, allocations: 201.7 kB / 1.068 GB, free: 2.781 MB / 0.8575 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 0.02905/1.482, allocations: 10.16 MB / 1.078 GB, free: 8.543 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.287e-05/1.482, allocations: 15.95 kB / 1.078 GB, free: 8.527 MB / 0.8731 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.283e-06/1.482, allocations: 0 / 1.078 GB, free: 8.527 MB / 0.8731 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001989/1.484, allocations: 0.725 MB / 1.078 GB, free: 7.781 MB / 0.8731 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007793/1.485, allocations: 48 kB / 1.078 GB, free: 7.734 MB / 0.8731 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004057/1.489, allocations: 0.4919 MB / 1.079 GB, free: 7.242 MB / 0.8731 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007234/1.49, allocations: 289.4 kB / 1.079 GB, free: 6.961 MB / 0.8731 GB Notification: Performance of postOpt createDAEmodeBDAE (simulation): time 0.02536/1.515, allocations: 9.414 MB / 1.088 GB, free: 13.52 MB / 0.8887 GB Notification: Performance of postOpt symbolicJacobianDAE (simulation): time 0.01975/1.535, allocations: 8.898 MB / 1.097 GB, free: 4.539 MB / 0.8887 GB Notification: Performance of postOpt setEvaluationStage (simulation): time 0.005939/1.541, allocations: 2.666 MB / 1.1 GB, free: 1.871 MB / 0.8887 GB Notification: Performance of sorting global known variables: time 0.001944/1.543, allocations: 0.945 MB / 1.101 GB, free: 0.9219 MB / 0.8887 GB Notification: Performance of Backend: time 2.024e-06/1.543, allocations: 1.125 kB / 1.101 GB, free: 0.9219 MB / 0.8887 GB Notification: Performance of simCode: created initialization part: time 0.02927/1.572, allocations: 10.51 MB / 1.111 GB, free: 6.324 MB / 0.9044 GB Notification: Performance of SimCode: time 0.01715/1.59, allocations: 7.213 MB / 1.118 GB, free: 15.07 MB / 0.92 GB Notification: Performance of Templates: time 0.5728/2.162, allocations: 92.55 MB / 1.208 GB, free: 265.2 MB / 0.92 GB make -j1 -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)