Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.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) [Timeout 90] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 90] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 90] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo", uses=false) [Timeout 90] Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/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(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") [Timeout 660] Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001291/0.001291, allocations: 110.7 kB / 17.33 MB, free: 5.035 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0012/0.0012, allocations: 201.9 kB / 18.32 MB, free: 4.051 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.364/1.364, allocations: 225.6 MB / 244.8 MB, free: 13.67 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.8308/0.8308, allocations: 128.4 MB / 426.1 MB, free: 7.137 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.00188/0.00188, allocations: 68.42 kB / 0.5913 GB, free: 21.36 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1647/0.1666, allocations: 83.26 MB / 0.6726 GB, free: 3.77 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02419/0.1908, allocations: 18.52 MB / 0.6906 GB, free: 1.195 MB / 0.5137 GB Notification: Performance of NFInst.instExpressions: time 0.01281/0.2036, allocations: 6.852 MB / 0.6973 GB, free: 10.32 MB / 0.5294 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002754/0.2063, allocations: 55.88 kB / 0.6974 GB, free: 10.27 MB / 0.5294 GB Notification: Performance of NFTyping.typeComponents: time 0.004731/0.2111, allocations: 1.5 MB / 0.6989 GB, free: 8.766 MB / 0.5294 GB Notification: Performance of NFTyping.typeBindings: time 0.00421/0.2153, allocations: 1.44 MB / 0.7003 GB, free: 7.32 MB / 0.5294 GB Notification: Performance of NFTyping.typeClassSections: time 0.003568/0.2188, allocations: 1.285 MB / 0.7015 GB, free: 6.035 MB / 0.5294 GB Notification: Performance of NFFlatten.flatten: time 0.007048/0.2259, allocations: 5.445 MB / 0.7068 GB, free: 0.5781 MB / 0.5294 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00833/0.2342, allocations: 5.155 MB / 0.7119 GB, free: 11.31 MB / 0.545 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004232/0.2385, allocations: 2.361 MB / 0.7142 GB, free: 8.945 MB / 0.545 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005633/0.2441, allocations: 3.159 MB / 0.7173 GB, free: 5.777 MB / 0.545 GB Notification: Performance of NFPackage.collectConstants: time 0.001294/0.2454, allocations: 0.5117 MB / 0.7178 GB, free: 5.266 MB / 0.545 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00303/0.2484, allocations: 1.28 MB / 0.719 GB, free: 3.984 MB / 0.545 GB Notification: Performance of NFScalarize.scalarize: time 0.003215/0.2516, allocations: 2.303 MB / 0.7213 GB, free: 1.676 MB / 0.545 GB Notification: Performance of NFVerifyModel.verify: time 0.003447/0.2551, allocations: 2.163 MB / 0.7234 GB, free: 15.5 MB / 0.5606 GB Notification: Performance of NFConvertDAE.convert: time 0.01017/0.2652, allocations: 7.749 MB / 0.7309 GB, free: 7.73 MB / 0.5606 GB Notification: Performance of FrontEnd - DAE generated: time 4.909e-06/0.2653, allocations: 0 / 0.7309 GB, free: 7.73 MB / 0.5606 GB Notification: Performance of FrontEnd: time 1.743e-06/0.2653, allocations: 0 / 0.7309 GB, free: 7.73 MB / 0.5606 GB Notification: Performance of Transformations before backend: time 0.0002565/0.2655, allocations: 4 kB / 0.7309 GB, free: 7.727 MB / 0.5606 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 0.009503/0.275, allocations: 3.864 MB / 0.7347 GB, free: 3.797 MB / 0.5606 GB Notification: Performance of prepare preOptimizeDAE: time 4.831e-05/0.2751, allocations: 8.031 kB / 0.7347 GB, free: 3.789 MB / 0.5606 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01225/0.2873, allocations: 2.425 MB / 0.7371 GB, free: 1.359 MB / 0.5606 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005234/0.2925, allocations: 2.187 MB / 0.7392 GB, free: 15.12 MB / 0.5762 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002486/0.2928, allocations: 263.3 kB / 0.7395 GB, free: 14.87 MB / 0.5762 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00107/0.2939, allocations: 351.9 kB / 0.7398 GB, free: 14.53 MB / 0.5762 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01542/0.3093, allocations: 7.122 MB / 0.7468 GB, free: 7.297 MB / 0.5762 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.181e-05/0.3094, allocations: 4 kB / 0.7468 GB, free: 7.293 MB / 0.5762 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004654/0.3098, allocations: 152 kB / 0.7469 GB, free: 7.145 MB / 0.5762 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004694/0.3103, allocations: 334 kB / 0.7472 GB, free: 6.816 MB / 0.5762 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.355/0.6653, allocations: 7.029 MB / 0.7541 GB, free: 69.89 MB / 0.5762 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 0.02922/0.6945, allocations: 26.46 MB / 0.7799 GB, free: 51.83 MB / 0.5762 GB Notification: Performance of preOpt comSubExp (simulation): time 0.006974/0.7015, allocations: 4.867 MB / 0.7847 GB, free: 48.88 MB / 0.5762 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.004985/0.7065, allocations: 2.541 MB / 0.7872 GB, free: 47.59 MB / 0.5762 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001933/0.7067, allocations: 131.1 kB / 0.7873 GB, free: 47.48 MB / 0.5762 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.2e-05/0.7067, allocations: 74.17 kB / 0.7874 GB, free: 47.42 MB / 0.5762 GB Notification: Performance of pre-optimization done (n=208): time 3.817e-06/0.7067, allocations: 0 / 0.7874 GB, free: 47.42 MB / 0.5762 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 0.08882/0.7955, allocations: 31.04 MB / 0.8177 GB, free: 25.43 MB / 0.5762 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.212e-05/0.7956, allocations: 243.6 kB / 0.8179 GB, free: 25.14 MB / 0.5762 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001631/0.7972, allocations: 1.429 MB / 0.8193 GB, free: 23.73 MB / 0.5762 GB Notification: Performance of collectPreVariables (initialization): time 0.0004475/0.7977, allocations: 69.7 kB / 0.8194 GB, free: 23.65 MB / 0.5762 GB Notification: Performance of collectInitialEqns (initialization): time 0.000513/0.7982, allocations: 1.539 MB / 0.8209 GB, free: 22.17 MB / 0.5762 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006075/0.7988, allocations: 0.9664 MB / 0.8218 GB, free: 21.22 MB / 0.5762 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008974/0.7997, allocations: 0.6399 MB / 0.8224 GB, free: 20.57 MB / 0.5762 GB Notification: Performance of setup shared object (initialization): time 3.654e-05/0.7997, allocations: 305.1 kB / 0.8227 GB, free: 20.27 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004671/0.8044, allocations: 2.69 MB / 0.8254 GB, free: 17.57 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004882/0.8093, allocations: 3.575 MB / 0.8289 GB, free: 13.62 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009329/0.8186, allocations: 6.406 MB / 0.8351 GB, free: 6.812 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.161e-05/0.8186, allocations: 8 kB / 0.8351 GB, free: 6.805 MB / 0.5762 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 0.02522/0.8439, allocations: 10.95 MB / 0.8458 GB, free: 11.76 MB / 0.5919 GB Notification: Performance of prepare postOptimizeDAE: time 4.516e-05/0.8439, allocations: 19.98 kB / 0.8458 GB, free: 11.74 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.833e-05/0.8439, allocations: 28 kB / 0.8459 GB, free: 11.71 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02005/0.864, allocations: 5.544 MB / 0.8513 GB, free: 6.152 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004284/0.8683, allocations: 0.9869 MB / 0.8522 GB, free: 5.164 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04457/0.9128, allocations: 28.22 MB / 0.8798 GB, free: 8.512 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004334/0.9172, allocations: 0.5694 MB / 0.8803 GB, free: 7.941 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000361/0.9175, allocations: 151.9 kB / 0.8805 GB, free: 7.793 MB / 0.6231 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007986/0.9255, allocations: 3.988 MB / 0.8844 GB, free: 3.797 MB / 0.6231 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006691/0.9322, allocations: 3.536 MB / 0.8878 GB, free: 15.88 MB / 0.6387 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08899/1.021, allocations: 24.64 MB / 0.9119 GB, free: 6.738 MB / 0.6544 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.755e-05/1.021, allocations: 8 kB / 0.9119 GB, free: 6.73 MB / 0.6544 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 0.02627/1.048, allocations: 10.48 MB / 0.9221 GB, free: 12.11 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 4.051e-05/1.048, allocations: 26.94 kB / 0.9222 GB, free: 12.09 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.003e-05/1.048, allocations: 24 kB / 0.9222 GB, free: 12.07 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01521/1.063, allocations: 4.317 MB / 0.9264 GB, free: 7.727 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004531/1.067, allocations: 1.041 MB / 0.9274 GB, free: 6.684 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03764/1.105, allocations: 27.12 MB / 0.9539 GB, free: 10.86 MB / 0.7012 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004319/1.109, allocations: 0.5576 MB / 0.9544 GB, free: 10.3 MB / 0.7012 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004162/1.11, allocations: 155.9 kB / 0.9546 GB, free: 10.15 MB / 0.7012 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 0.0009088/1.111, allocations: 401.5 kB / 0.955 GB, free: 9.75 MB / 0.7012 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.00056/1.111, allocations: 206.7 kB / 0.9552 GB, free: 9.547 MB / 0.7012 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 0.02621/1.137, allocations: 10.08 MB / 0.965 GB, free: 15.39 MB / 0.7169 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.006e-05/1.137, allocations: 32 kB / 0.965 GB, free: 15.36 MB / 0.7169 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.2e-05/1.137, allocations: 12 kB / 0.9651 GB, free: 15.35 MB / 0.7169 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.289e-05/1.138, allocations: 19.94 kB / 0.9651 GB, free: 15.33 MB / 0.7169 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 0.0353/1.173, allocations: 16.18 MB / 0.9809 GB, free: 14.96 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.925e-05/1.173, allocations: 8.938 kB / 0.9809 GB, free: 14.96 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003175/1.176, allocations: 0.7332 MB / 0.9816 GB, free: 14.22 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01797/1.194, allocations: 5.177 MB / 0.9867 GB, free: 9.023 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004897/1.194, allocations: 71.95 kB / 0.9867 GB, free: 8.953 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04175/1.236, allocations: 27.28 MB / 1.013 GB, free: 13.2 MB / 0.7637 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.035e-05/1.236, allocations: 12.03 kB / 1.013 GB, free: 13.18 MB / 0.7637 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 0.02551/1.262, allocations: 10.02 MB / 1.023 GB, free: 2.918 MB / 0.7637 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001756/1.263, allocations: 0.7296 MB / 1.024 GB, free: 2.172 MB / 0.7637 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004192/1.264, allocations: 63.92 kB / 1.024 GB, free: 2.109 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003294/1.267, allocations: 0.5031 MB / 1.024 GB, free: 1.605 MB / 0.7637 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007564/1.268, allocations: 230.3 kB / 1.025 GB, free: 1.379 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002423/1.268, allocations: 95.95 kB / 1.025 GB, free: 1.285 MB / 0.7637 GB Notification: Performance of sorting global known variables: time 0.001533/1.27, allocations: 0.9723 MB / 1.026 GB, free: 316 kB / 0.7637 GB Notification: Performance of sort global known variables: time 9e-08/1.27, allocations: 0 / 1.026 GB, free: 316 kB / 0.7637 GB Notification: Performance of remove unused functions: time 0.005874/1.276, allocations: 1.844 MB / 1.027 GB, free: 14.46 MB / 0.7794 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 0.0004297/1.276, allocations: 174.9 kB / 1.028 GB, free: 14.28 MB / 0.7794 GB Notification: Performance of simCode: created initialization part: time 0.02763/1.304, allocations: 12.03 MB / 1.039 GB, free: 2.145 MB / 0.7794 GB Notification: Performance of simCode: created event and clocks part: time 1.073e-05/1.304, allocations: 4 kB / 1.039 GB, free: 2.141 MB / 0.7794 GB Notification: Performance of simCode: created simulation system equations: time 0.01047/1.314, allocations: 4.265 MB / 1.044 GB, free: 13.83 MB / 0.795 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001997/1.316, allocations: 261 kB / 1.044 GB, free: 13.59 MB / 0.795 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.021/1.337, allocations: 9.126 MB / 1.053 GB, free: 4.34 MB / 0.795 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003432/1.341, allocations: 2.836 MB / 1.055 GB, free: 1.473 MB / 0.795 GB Notification: Performance of simCode: alias equations: time 0.3041/1.645, allocations: 1.654 MB / 1.057 GB, free: 267.6 MB / 0.795 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0009598/1.646, allocations: 169.2 kB / 1.057 GB, free: 267.6 MB / 0.795 GB Notification: Performance of SimCode: time 1.333e-06/1.646, allocations: 3.172 kB / 1.057 GB, free: 267.6 MB / 0.795 GB Notification: Performance of Templates: time 0.105/1.751, allocations: 80.79 MB / 1.136 GB, free: 221 MB / 0.795 GB make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile [Timeout 660] (rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 480]