Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+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/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/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 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) 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) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.773/1.773, allocations: 292.3 MB / 308.1 MB, free: 4.312 MB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001405/0.001404, allocations: 188.5 kB / 376.9 MB, free: 1.855 MB / 298.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.491/1.491, allocations: 205.1 MB / 0.6354 GB, free: 9.801 MB / 474.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001081/0.001081, allocations: 96.67 kB / 0.748 GB, free: 61.3 MB / 0.5573 GB Notification: Performance of FrontEnd - loaded program: time 0.001038/0.001038, allocations: 56.16 kB / 0.8704 GB, free: 13.08 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2844/0.2854, allocations: 114.5 MB / 0.9823 GB, free: 10.37 MB / 0.7136 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02273/0.3082, allocations: 18.04 MB / 0.9999 GB, free: 8.254 MB / 0.7292 GB Notification: Performance of NFInst.instExpressions: time 0.01323/0.3215, allocations: 6.888 MB / 1.007 GB, free: 1.352 MB / 0.7292 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002325/0.3239, allocations: 47.88 kB / 1.007 GB, free: 1.305 MB / 0.7292 GB Notification: Performance of NFTyping.typeComponents: time 0.004198/0.3281, allocations: 1.342 MB / 1.008 GB, free: 15.96 MB / 0.7448 GB Notification: Performance of NFTyping.typeBindings: time 0.004452/0.3325, allocations: 1.328 MB / 1.009 GB, free: 14.62 MB / 0.7448 GB Notification: Performance of NFTyping.typeClassSections: time 0.003807/0.3364, allocations: 1.174 MB / 1.01 GB, free: 13.45 MB / 0.7448 GB Notification: Performance of NFFlatten.flatten: time 0.009319/0.3457, allocations: 8.526 MB / 1.019 GB, free: 4.906 MB / 0.7448 GB Notification: Performance of NFFlatten.resolveConnections: time 0.4853/0.831, allocations: 7.885 MB / 1.026 GB, free: 67.95 MB / 0.7448 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003187/0.8343, allocations: 1.993 MB / 1.028 GB, free: 67.9 MB / 0.7448 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004684/0.839, allocations: 3.055 MB / 1.031 GB, free: 67.66 MB / 0.7448 GB Notification: Performance of NFPackage.collectConstants: time 0.001155/0.8402, allocations: 366.2 kB / 1.032 GB, free: 67.66 MB / 0.7448 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003157/0.8433, allocations: 1.301 MB / 1.033 GB, free: 67.66 MB / 0.7448 GB Notification: Performance of NFScalarize.scalarize: time 0.002688/0.846, allocations: 2.077 MB / 1.035 GB, free: 67.53 MB / 0.7448 GB Notification: Performance of NFVerifyModel.verify: time 0.00297/0.849, allocations: 2.004 MB / 1.037 GB, free: 67.02 MB / 0.7448 GB Notification: Performance of NFConvertDAE.convert: time 0.009996/0.859, allocations: 7.629 MB / 1.044 GB, free: 66.41 MB / 0.7448 GB Notification: Performance of FrontEnd - DAE generated: time 6.412e-06/0.8591, allocations: 4 kB / 1.044 GB, free: 66.4 MB / 0.7448 GB Notification: Performance of FrontEnd: time 1.784e-06/0.8591, allocations: 0 / 1.044 GB, free: 66.4 MB / 0.7448 GB Notification: Performance of Transformations before backend: time 0.0002163/0.8593, allocations: 1.219 kB / 1.044 GB, free: 66.4 MB / 0.7448 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 0.0103/0.8696, allocations: 3.787 MB / 1.048 GB, free: 64.99 MB / 0.7448 GB Notification: Performance of prepare preOptimizeDAE: time 5.105e-05/0.8697, allocations: 13.08 kB / 1.048 GB, free: 64.99 MB / 0.7448 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01256/0.8822, allocations: 2.349 MB / 1.05 GB, free: 64.79 MB / 0.7448 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006671/0.8889, allocations: 2.14 MB / 1.053 GB, free: 64.35 MB / 0.7448 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002607/0.8892, allocations: 271 kB / 1.053 GB, free: 64.34 MB / 0.7448 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001971/0.8912, allocations: 345.4 kB / 1.053 GB, free: 64.34 MB / 0.7448 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01681/0.908, allocations: 7.095 MB / 1.06 GB, free: 63.97 MB / 0.7448 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.981e-05/0.9082, allocations: 6.125 kB / 1.06 GB, free: 63.97 MB / 0.7448 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000531/0.9087, allocations: 147.3 kB / 1.06 GB, free: 63.97 MB / 0.7448 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004643/0.9092, allocations: 336.8 kB / 1.06 GB, free: 63.96 MB / 0.7448 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01685/0.926, allocations: 6.983 MB / 1.067 GB, free: 63 MB / 0.7448 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03911/0.9652, allocations: 26.54 MB / 1.093 GB, free: 44.07 MB / 0.7448 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00722/0.9725, allocations: 4.991 MB / 1.098 GB, free: 41.32 MB / 0.7448 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005252/0.9778, allocations: 2.602 MB / 1.101 GB, free: 40.55 MB / 0.7448 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002876/0.9781, allocations: 132 kB / 1.101 GB, free: 40.45 MB / 0.7448 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.21e-05/0.9781, allocations: 73.12 kB / 1.101 GB, free: 40.38 MB / 0.7448 GB Notification: Performance of pre-optimization done (n=208): time 4.819e-06/0.9782, allocations: 0 / 1.101 GB, free: 40.38 MB / 0.7448 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.conv2.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.conv2.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 0.1039/1.082, allocations: 30.87 MB / 1.131 GB, free: 33.25 MB / 0.7448 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.506e-05/1.082, allocations: 244.9 kB / 1.131 GB, free: 32.99 MB / 0.7448 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002617/1.085, allocations: 1.406 MB / 1.133 GB, free: 32.46 MB / 0.7448 GB Notification: Performance of collectPreVariables (initialization): time 0.0007343/1.086, allocations: 68.73 kB / 1.133 GB, free: 32.39 MB / 0.7448 GB Notification: Performance of collectInitialEqns (initialization): time 0.00107/1.087, allocations: 1.481 MB / 1.134 GB, free: 31.27 MB / 0.7448 GB Notification: Performance of collectInitialBindings (initialization): time 0.001322/1.088, allocations: 0.9213 MB / 1.135 GB, free: 30.55 MB / 0.7448 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001448/1.089, allocations: 0.6296 MB / 1.136 GB, free: 30.28 MB / 0.7448 GB Notification: Performance of setup shared object (initialization): time 6.438e-05/1.089, allocations: 306.3 kB / 1.136 GB, free: 29.98 MB / 0.7448 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.007037/1.097, allocations: 2.673 MB / 1.139 GB, free: 29.15 MB / 0.7448 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007634/1.104, allocations: 3.546 MB / 1.142 GB, free: 27.27 MB / 0.7448 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01383/1.118, allocations: 6.39 MB / 1.148 GB, free: 24.31 MB / 0.7448 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.028e-05/1.118, allocations: 8.156 kB / 1.148 GB, free: 24.31 MB / 0.7448 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.conv2.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.conv2.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 0.02873/1.147, allocations: 10.94 MB / 1.159 GB, free: 19.87 MB / 0.7448 GB Notification: Performance of prepare postOptimizeDAE: time 5.758e-05/1.147, allocations: 17.06 kB / 1.159 GB, free: 19.87 MB / 0.7448 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.874e-05/1.147, allocations: 26.41 kB / 1.159 GB, free: 19.87 MB / 0.7448 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01871/1.166, allocations: 5.482 MB / 1.164 GB, free: 17.3 MB / 0.7448 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004592/1.17, allocations: 0.9857 MB / 1.165 GB, free: 17.02 MB / 0.7448 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03763/1.208, allocations: 25.76 MB / 1.19 GB, free: 8.195 MB / 0.7605 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005418/1.214, allocations: 0.5497 MB / 1.191 GB, free: 7.645 MB / 0.7605 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008344/1.214, allocations: 152 kB / 1.191 GB, free: 7.496 MB / 0.7605 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01021/1.225, allocations: 3.964 MB / 1.195 GB, free: 3.523 MB / 0.7605 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007694/1.232, allocations: 3.508 MB / 1.198 GB, free: 15.65 MB / 0.7761 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08802/1.32, allocations: 24.56 MB / 1.222 GB, free: 6.691 MB / 0.7917 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.784e-05/1.32, allocations: 11.38 kB / 1.222 GB, free: 6.684 MB / 0.7917 GB Warning: The linear system: 1 : transformer.conv1.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.conv1.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ] = [ -loadRL.load1.v[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] ; -transformer.conv2.V2[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_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_lambda0): time 0.02664/1.347, allocations: 10.48 MB / 1.233 GB, free: 12.27 MB / 0.8073 GB Notification: Performance of prepare postOptimizeDAE: time 3.635e-05/1.347, allocations: 18.81 kB / 1.233 GB, free: 12.25 MB / 0.8073 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.622e-05/1.347, allocations: 28.56 kB / 1.233 GB, free: 12.23 MB / 0.8073 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01524/1.362, allocations: 4.246 MB / 1.237 GB, free: 7.965 MB / 0.8073 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004987/1.368, allocations: 1.029 MB / 1.238 GB, free: 6.977 MB / 0.8073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03444/1.402, allocations: 24.97 MB / 1.262 GB, free: 13.39 MB / 0.8386 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005038/1.407, allocations: 0.5342 MB / 1.263 GB, free: 12.86 MB / 0.8386 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006967/1.408, allocations: 153.2 kB / 1.263 GB, free: 12.71 MB / 0.8386 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.i1[2]) - line2.i2[2] - line2.i3[2] 0.0 = (-line2.i1[1]) - line2.i2[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 0.001244/1.409, allocations: 398 kB / 1.263 GB, free: 12.36 MB / 0.8386 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007843/1.41, allocations: 197.6 kB / 1.263 GB, free: 12.16 MB / 0.8386 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[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] ; -transformer.conv2.V2[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] ; -loadRL.load1.v[1] ] 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 wrapFunctionCalls (simulation): time 0.02764/1.437, allocations: 10.16 MB / 1.273 GB, free: 1.988 MB / 0.8386 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.525e-05/1.438, allocations: 28 kB / 1.273 GB, free: 1.961 MB / 0.8386 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.232e-05/1.438, allocations: 16 kB / 1.273 GB, free: 1.945 MB / 0.8386 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.236e-05/1.438, allocations: 15.94 kB / 1.273 GB, free: 1.93 MB / 0.8386 GB Warning: The linear system: 1 : 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] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : 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] 4 : transformer.conv2.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.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[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] ; -loadRL.load1.v[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] ; -transformer.conv2.V2[1] ] 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 0.03894/1.477, allocations: 16.32 MB / 1.289 GB, free: 1.426 MB / 0.8542 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.685e-05/1.477, allocations: 8 kB / 1.289 GB, free: 1.418 MB / 0.8542 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003449/1.48, allocations: 0.7377 MB / 1.29 GB, free: 0.6797 MB / 0.8542 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01852/1.499, allocations: 5.104 MB / 1.295 GB, free: 11.56 MB / 0.8698 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007929/1.5, allocations: 71.95 kB / 1.295 GB, free: 11.49 MB / 0.8698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03718/1.537, allocations: 24.81 MB / 1.319 GB, free: 2.215 MB / 0.8855 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.147e-06/1.537, allocations: 12.88 kB / 1.319 GB, free: 2.203 MB / 0.8855 GB Warning: The linear system: 1 : 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] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : 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] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[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.conv2.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] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03407/1.571, allocations: 14.44 MB / 1.333 GB, free: 3.461 MB / 0.9011 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002134/1.573, allocations: 0.7249 MB / 1.334 GB, free: 2.715 MB / 0.9011 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004198/1.573, allocations: 52 kB / 1.334 GB, free: 2.664 MB / 0.9011 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003631/1.577, allocations: 0.5031 MB / 1.335 GB, free: 2.16 MB / 0.9011 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008914/1.578, allocations: 222.4 kB / 1.335 GB, free: 1.941 MB / 0.9011 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002603/1.578, allocations: 91.95 kB / 1.335 GB, free: 1.852 MB / 0.9011 GB Notification: Performance of sorting global known variables: time 0.001509/1.58, allocations: 0.9489 MB / 1.336 GB, free: 0.8984 MB / 0.9011 GB Notification: Performance of sort global known variables: time 1.393e-06/1.58, allocations: 0 / 1.336 GB, free: 0.8984 MB / 0.9011 GB Notification: Performance of remove unused functions: time 0.007684/1.587, allocations: 1.841 MB / 1.338 GB, free: 15.05 MB / 0.9167 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 0.0004815/1.588, allocations: 183 kB / 1.338 GB, free: 14.87 MB / 0.9167 GB Notification: Performance of simCode: created initialization part: time 0.03084/1.619, allocations: 12.35 MB / 1.35 GB, free: 2.418 MB / 0.9167 GB Notification: Performance of simCode: created event and clocks part: time 1.34e-05/1.619, allocations: 4 kB / 1.35 GB, free: 2.414 MB / 0.9167 GB Notification: Performance of simCode: created simulation system equations: time 0.0113/1.63, allocations: 4.38 MB / 1.354 GB, free: 14 MB / 0.9323 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00265/1.633, allocations: 262.2 kB / 1.355 GB, free: 13.75 MB / 0.9323 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02864/1.662, allocations: 12.49 MB / 1.367 GB, free: 1.125 MB / 0.9323 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.006226/1.668, allocations: 2.926 MB / 1.37 GB, free: 14.16 MB / 0.948 GB Notification: Performance of simCode: alias equations: time 0.00556/1.673, allocations: 1.633 MB / 1.371 GB, free: 12.53 MB / 0.948 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007129/1.674, allocations: 171.3 kB / 1.371 GB, free: 12.36 MB / 0.948 GB Notification: Performance of SimCode: time 1.613e-06/1.674, allocations: 0 / 1.371 GB, free: 12.36 MB / 0.948 GB Notification: Performance of Templates: time 0.5457/2.22, allocations: 77.49 MB / 1.447 GB, free: 272.9 MB / 0.948 GB make -j1 -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)