Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001825/0.001825, allocations: 107.6 kB / 16.41 MB, free: 6.395 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002158/0.002158, allocations: 194.9 kB / 17.34 MB, free: 5.691 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.426/1.426, allocations: 222.9 MB / 241 MB, free: 15.14 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002582/0.002582, allocations: 293.4 kB / 291.5 MB, free: 14.44 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 1.055/1.055, allocations: 169.2 MB / 0.499 GB, free: 4.426 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002684/0.002684, allocations: 99.84 kB / 0.6823 GB, free: 6.797 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5378/0.5405, allocations: 86.98 MB / 0.7672 GB, free: 3.836 MB / 0.5294 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02421/0.5647, allocations: 18.29 MB / 0.7851 GB, free: 1.484 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.01252/0.5772, allocations: 6.886 MB / 0.7918 GB, free: 10.57 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001853/0.579, allocations: 55.88 kB / 0.7918 GB, free: 10.52 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.004239/0.5833, allocations: 1.484 MB / 0.7933 GB, free: 9.031 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.004133/0.5874, allocations: 1.443 MB / 0.7947 GB, free: 7.582 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.003616/0.591, allocations: 1.288 MB / 0.796 GB, free: 6.293 MB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.00743/0.5985, allocations: 5.472 MB / 0.8013 GB, free: 0.8086 MB / 0.5606 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007063/0.6055, allocations: 5.168 MB / 0.8064 GB, free: 11.54 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004088/0.6096, allocations: 2.384 MB / 0.8087 GB, free: 9.145 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005284/0.6149, allocations: 2.976 MB / 0.8116 GB, free: 6.16 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.00135/0.6162, allocations: 0.5117 MB / 0.8121 GB, free: 5.648 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002975/0.6192, allocations: 1.28 MB / 0.8133 GB, free: 4.367 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.002888/0.6221, allocations: 2.303 MB / 0.8156 GB, free: 2.059 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.002997/0.6251, allocations: 2.187 MB / 0.8177 GB, free: 15.86 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.008807/0.6339, allocations: 7.798 MB / 0.8253 GB, free: 8.047 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 4.598e-06/0.6339, allocations: 0 / 0.8253 GB, free: 8.047 MB / 0.5919 GB Notification: Performance of FrontEnd: time 1.583e-06/0.6339, allocations: 0 / 0.8253 GB, free: 8.047 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 0.0001795/0.6341, allocations: 0 / 0.8253 GB, free: 8.047 MB / 0.5919 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 0.008649/0.6427, allocations: 3.911 MB / 0.8292 GB, free: 4.07 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 3.773e-05/0.6428, allocations: 12.03 kB / 0.8292 GB, free: 4.059 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01352/0.6563, allocations: 2.37 MB / 0.8315 GB, free: 1.684 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006618/0.6629, allocations: 2.187 MB / 0.8336 GB, free: 15.45 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002675/0.6632, allocations: 271.4 kB / 0.8339 GB, free: 15.18 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001279/0.6645, allocations: 351.9 kB / 0.8342 GB, free: 14.84 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01665/0.6811, allocations: 7.122 MB / 0.8412 GB, free: 7.617 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.038e-05/0.6812, allocations: 7.938 kB / 0.8412 GB, free: 7.609 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005005/0.6817, allocations: 152 kB / 0.8413 GB, free: 7.461 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005235/0.6822, allocations: 334.1 kB / 0.8416 GB, free: 7.133 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01779/0.7, allocations: 6.997 MB / 0.8485 GB, free: 128 kB / 0.6075 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03921/0.7392, allocations: 26.49 MB / 0.8743 GB, free: 3.461 MB / 0.6387 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009231/0.7485, allocations: 4.87 MB / 0.8791 GB, free: 14.3 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006532/0.755, allocations: 2.534 MB / 0.8816 GB, free: 11.74 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002939/0.7553, allocations: 131 kB / 0.8817 GB, free: 11.59 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.143e-05/0.7553, allocations: 60.5 kB / 0.8818 GB, free: 11.53 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=208): time 3.817e-06/0.7553, allocations: 4 kB / 0.8818 GB, free: 11.52 MB / 0.6544 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 0.1116/0.8669, allocations: 31.11 MB / 0.9121 GB, free: 12.35 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001644/0.8671, allocations: 235.6 kB / 0.9124 GB, free: 12.07 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002312/0.8694, allocations: 1.45 MB / 0.9138 GB, free: 10.61 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0005602/0.87, allocations: 73.7 kB / 0.9138 GB, free: 10.54 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.001178/0.8711, allocations: 1.55 MB / 0.9154 GB, free: 8.969 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.001213/0.8723, allocations: 0.9683 MB / 0.9163 GB, free: 7.992 MB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001192/0.8735, allocations: 0.6282 MB / 0.9169 GB, free: 7.355 MB / 0.6856 GB Notification: Performance of setup shared object (initialization): time 0.000142/0.8737, allocations: 309 kB / 0.9172 GB, free: 7.051 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006471/0.8801, allocations: 2.666 MB / 0.9198 GB, free: 4.375 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007545/0.8877, allocations: 3.552 MB / 0.9233 GB, free: 456 kB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01403/0.9017, allocations: 6.379 MB / 0.9295 GB, free: 9.664 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.023e-05/0.9018, allocations: 8 kB / 0.9295 GB, free: 9.656 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.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 0.03075/0.9325, allocations: 10.88 MB / 0.9401 GB, free: 14.67 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 4.42e-05/0.9326, allocations: 20.56 kB / 0.9402 GB, free: 14.65 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.415e-05/0.9326, allocations: 24 kB / 0.9402 GB, free: 14.63 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02092/0.9535, allocations: 5.481 MB / 0.9455 GB, free: 9.137 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004639/0.9582, allocations: 0.9866 MB / 0.9465 GB, free: 8.148 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.4155/1.374, allocations: 28.16 MB / 0.974 GB, free: 178.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005242/1.379, allocations: 0.557 MB / 0.9746 GB, free: 178.2 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005488/1.379, allocations: 149.2 kB / 0.9747 GB, free: 178.2 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008471/1.388, allocations: 3.966 MB / 0.9786 GB, free: 177.9 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006009/1.394, allocations: 3.515 MB / 0.982 GB, free: 176 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08093/1.475, allocations: 24.56 MB / 1.006 GB, free: 165.5 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.93e-05/1.475, allocations: 10.73 kB / 1.006 GB, free: 165.5 MB / 0.7325 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 0.02226/1.497, allocations: 10.44 MB / 1.016 GB, free: 155 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 2.945e-05/1.497, allocations: 20.06 kB / 1.016 GB, free: 155 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.665e-05/1.497, allocations: 28.88 kB / 1.016 GB, free: 155 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0135/1.511, allocations: 4.242 MB / 1.02 GB, free: 150.7 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004297/1.515, allocations: 1.03 MB / 1.021 GB, free: 149.7 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02724/1.542, allocations: 27.16 MB / 1.048 GB, free: 122.1 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00414/1.546, allocations: 0.5363 MB / 1.048 GB, free: 121.6 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003293/1.547, allocations: 146.1 kB / 1.049 GB, free: 121.4 MB / 0.7325 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.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.0009777/1.548, allocations: 410.1 kB / 1.049 GB, free: 121 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005067/1.548, allocations: 210.2 kB / 1.049 GB, free: 120.9 MB / 0.7325 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 0.02263/1.571, allocations: 10.07 MB / 1.059 GB, free: 110.8 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.239e-05/1.571, allocations: 28 kB / 1.059 GB, free: 110.7 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.618e-05/1.571, allocations: 13.86 kB / 1.059 GB, free: 110.7 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.697e-05/1.571, allocations: 19.94 kB / 1.059 GB, free: 110.7 MB / 0.7325 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 0.02998/1.601, allocations: 16.22 MB / 1.075 GB, free: 94.32 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.386e-05/1.601, allocations: 8 kB / 1.075 GB, free: 94.32 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003129/1.604, allocations: 0.7413 MB / 1.076 GB, free: 93.57 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01581/1.62, allocations: 5.091 MB / 1.081 GB, free: 88.47 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004868/1.62, allocations: 79.42 kB / 1.081 GB, free: 88.39 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03157/1.652, allocations: 27.21 MB / 1.107 GB, free: 60.7 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.016e-06/1.652, allocations: 12.03 kB / 1.107 GB, free: 60.69 MB / 0.7325 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 0.02251/1.674, allocations: 10.07 MB / 1.117 GB, free: 50.37 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001793/1.676, allocations: 0.7319 MB / 1.118 GB, free: 49.62 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003426/1.677, allocations: 55.98 kB / 1.118 GB, free: 49.56 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003182/1.68, allocations: 0.4992 MB / 1.118 GB, free: 49.06 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006654/1.68, allocations: 226.3 kB / 1.119 GB, free: 48.84 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001932/1.681, allocations: 91.95 kB / 1.119 GB, free: 48.75 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001075/1.682, allocations: 0.9776 MB / 1.12 GB, free: 47.77 MB / 0.7325 GB Notification: Performance of sort global known variables: time 9e-08/1.682, allocations: 4 kB / 1.12 GB, free: 47.77 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.005291/1.687, allocations: 1.844 MB / 1.121 GB, free: 45.92 MB / 0.7325 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 0.000362/1.687, allocations: 177.1 kB / 1.122 GB, free: 45.75 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.02443/1.712, allocations: 11.99 MB / 1.133 GB, free: 33.66 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.109e-05/1.712, allocations: 4 kB / 1.133 GB, free: 33.66 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.009692/1.722, allocations: 4.235 MB / 1.137 GB, free: 29.38 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002692/1.724, allocations: 288.7 kB / 1.138 GB, free: 29.11 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02318/1.747, allocations: 9.577 MB / 1.147 GB, free: 19.42 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002371/1.75, allocations: 2.849 MB / 1.15 GB, free: 16.53 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.003814/1.754, allocations: 1.641 MB / 1.151 GB, free: 14.89 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005933/1.754, allocations: 175.3 kB / 1.152 GB, free: 14.71 MB / 0.7325 GB Notification: Performance of SimCode: time 1.112e-06/1.754, allocations: 0 / 1.152 GB, free: 14.71 MB / 0.7325 GB Notification: Performance of Templates: time 0.1196/1.874, allocations: 79.42 MB / 1.229 GB, free: 15.49 MB / 0.8106 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -s cvode -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)