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/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.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/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001128/0.001128, allocations: 102.4 kB / 16.29 MB, free: 6.113 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001109/0.00111, allocations: 183.7 kB / 17.22 MB, free: 5.73 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.647/1.647, allocations: 205.1 MB / 223.1 MB, free: 12.31 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.884/1.884, allocations: 292.3 MB / 0.5495 GB, free: 17.5 MB / 462.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001412/0.001412, allocations: 67.84 kB / 0.6722 GB, free: 6.465 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2661/0.2675, allocations: 114.6 MB / 0.7841 GB, free: 3.797 MB / 0.6544 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.5699/0.8374, allocations: 18.14 MB / 0.8018 GB, free: 40.44 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.0121/0.8496, allocations: 6.847 MB / 0.8085 GB, free: 35.82 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002469/0.8521, allocations: 55.72 kB / 0.8086 GB, free: 35.81 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.004272/0.8565, allocations: 1.459 MB / 0.81 GB, free: 34.95 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.004757/0.8612, allocations: 1.395 MB / 0.8113 GB, free: 34.18 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.00429/0.8655, allocations: 1.282 MB / 0.8126 GB, free: 33.49 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.008686/0.8743, allocations: 5.447 MB / 0.8179 GB, free: 31.2 MB / 0.6544 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009927/0.8842, allocations: 7.19 MB / 0.8249 GB, free: 28.61 MB / 0.6544 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005461/0.8897, allocations: 2.35 MB / 0.8272 GB, free: 27.55 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.007079/0.8968, allocations: 2.95 MB / 0.8301 GB, free: 26.31 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.002077/0.8989, allocations: 0.5112 MB / 0.8306 GB, free: 26.31 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004931/0.9039, allocations: 1.273 MB / 0.8319 GB, free: 26.03 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.004617/0.9085, allocations: 2.23 MB / 0.834 GB, free: 25.18 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.006036/0.9145, allocations: 2.174 MB / 0.8362 GB, free: 23.78 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.01371/0.9283, allocations: 7.738 MB / 0.8437 GB, free: 20.87 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 7.794e-06/0.9283, allocations: 0 / 0.8437 GB, free: 20.87 MB / 0.6544 GB Notification: Performance of FrontEnd: time 3.216e-06/0.9283, allocations: 4 kB / 0.8437 GB, free: 20.86 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0003096/0.9287, allocations: 0 / 0.8437 GB, free: 20.86 MB / 0.6544 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.01435/0.943, allocations: 3.785 MB / 0.8474 GB, free: 18.33 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 6.914e-05/0.9431, allocations: 11.81 kB / 0.8474 GB, free: 18.33 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01261/0.9557, allocations: 2.346 MB / 0.8497 GB, free: 17.2 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006582/0.9623, allocations: 2.148 MB / 0.8518 GB, free: 15.86 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002611/0.9626, allocations: 264.8 kB / 0.8521 GB, free: 15.74 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001811/0.9644, allocations: 344.6 kB / 0.8524 GB, free: 15.63 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01863/0.9831, allocations: 7.099 MB / 0.8593 GB, free: 11.58 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.986e-05/0.9832, allocations: 2.406 kB / 0.8593 GB, free: 11.58 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005188/0.9837, allocations: 155.3 kB / 0.8595 GB, free: 11.46 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006054/0.9844, allocations: 331.3 kB / 0.8598 GB, free: 11.36 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01655/1.001, allocations: 6.988 MB / 0.8666 GB, free: 6.25 MB / 0.6544 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04448/1.045, allocations: 26.36 MB / 0.8924 GB, free: 9.711 MB / 0.6856 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01058/1.056, allocations: 4.985 MB / 0.8972 GB, free: 4.418 MB / 0.6856 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006316/1.062, allocations: 2.604 MB / 0.8998 GB, free: 1.797 MB / 0.6856 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004546/1.063, allocations: 127 kB / 0.8999 GB, free: 1.656 MB / 0.6856 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.791e-05/1.063, allocations: 68.5 kB / 0.9 GB, free: 1.578 MB / 0.6856 GB Notification: Performance of pre-optimization done (n=208): time 5.731e-06/1.063, allocations: 0 / 0.9 GB, free: 1.578 MB / 0.6856 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.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 0.1084/1.171, allocations: 30.89 MB / 0.9301 GB, free: 2.598 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001499/1.172, allocations: 239.6 kB / 0.9304 GB, free: 2.316 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002701/1.174, allocations: 1.4 MB / 0.9317 GB, free: 0.9062 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0007282/1.175, allocations: 69.7 kB / 0.9318 GB, free: 0.832 MB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.00127/1.176, allocations: 1.485 MB / 0.9332 GB, free: 15.32 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.001698/1.178, allocations: 0.9203 MB / 0.9341 GB, free: 14.39 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00237/1.18, allocations: 0.6318 MB / 0.9348 GB, free: 13.75 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 0.0001234/1.181, allocations: 301.1 kB / 0.935 GB, free: 13.45 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006672/1.187, allocations: 2.674 MB / 0.9377 GB, free: 10.77 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007361/1.195, allocations: 3.548 MB / 0.9411 GB, free: 6.844 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01458/1.209, allocations: 6.387 MB / 0.9474 GB, free: 60 kB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.221e-05/1.209, allocations: 8 kB / 0.9474 GB, free: 52 kB / 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 : 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 0.03205/1.242, allocations: 10.95 MB / 0.9581 GB, free: 4.996 MB / 0.7481 GB Notification: Performance of prepare postOptimizeDAE: time 6.466e-05/1.242, allocations: 16 kB / 0.9581 GB, free: 4.98 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.394e-05/1.242, allocations: 24 kB / 0.9581 GB, free: 4.957 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02031/1.262, allocations: 5.482 MB / 0.9634 GB, free: 15.46 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004641/1.267, allocations: 0.9867 MB / 0.9644 GB, free: 14.47 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04927/1.316, allocations: 28.14 MB / 0.9919 GB, free: 1.879 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004756/1.321, allocations: 0.5497 MB / 0.9924 GB, free: 1.328 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008848/1.322, allocations: 155.9 kB / 0.9926 GB, free: 1.176 MB / 0.7794 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009945/1.332, allocations: 3.964 MB / 0.9964 GB, free: 13.2 MB / 0.795 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007402/1.339, allocations: 3.509 MB / 0.9999 GB, free: 9.312 MB / 0.795 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.1031/1.442, allocations: 24.56 MB / 1.024 GB, free: 248 kB / 0.8106 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.055e-05/1.442, allocations: 8 kB / 1.024 GB, free: 240 kB / 0.8106 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 0.02891/1.471, allocations: 10.49 MB / 1.034 GB, free: 5.598 MB / 0.8262 GB Notification: Performance of prepare postOptimizeDAE: time 4.46e-05/1.471, allocations: 16 kB / 1.034 GB, free: 5.582 MB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.869e-05/1.471, allocations: 28 kB / 1.034 GB, free: 5.555 MB / 0.8262 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01516/1.487, allocations: 4.243 MB / 1.038 GB, free: 1.293 MB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004592/1.491, allocations: 1.034 MB / 1.039 GB, free: 264 kB / 0.8262 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04273/1.534, allocations: 27.12 MB / 1.066 GB, free: 4.406 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005274/1.539, allocations: 0.538 MB / 1.066 GB, free: 3.867 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009258/1.54, allocations: 151.9 kB / 1.066 GB, free: 3.719 MB / 0.8575 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.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 0.001704/1.542, allocations: 387.4 kB / 1.067 GB, free: 3.332 MB / 0.8575 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001176/1.543, allocations: 201.7 kB / 1.067 GB, free: 3.133 MB / 0.8575 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : 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 0.02828/1.571, allocations: 10.16 MB / 1.077 GB, free: 8.902 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.301e-05/1.572, allocations: 31.94 kB / 1.077 GB, free: 8.871 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.956e-05/1.572, allocations: 12 kB / 1.077 GB, free: 8.859 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.508e-05/1.572, allocations: 23.94 kB / 1.077 GB, free: 8.836 MB / 0.8731 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 0.04105/1.613, allocations: 16.32 MB / 1.093 GB, free: 8.27 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.266e-05/1.613, allocations: 8 kB / 1.093 GB, free: 8.262 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00339/1.616, allocations: 0.7299 MB / 1.094 GB, free: 7.531 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01869/1.635, allocations: 5.111 MB / 1.099 GB, free: 2.406 MB / 0.8887 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00104/1.636, allocations: 71.95 kB / 1.099 GB, free: 2.336 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04228/1.678, allocations: 27.17 MB / 1.125 GB, free: 6.664 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.094e-05/1.678, allocations: 16.03 kB / 1.125 GB, free: 6.648 MB / 0.92 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 0.576/2.254, allocations: 10.12 MB / 1.135 GB, free: 288.8 MB / 0.92 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002098/2.256, allocations: 0.7148 MB / 1.136 GB, free: 288.7 MB / 0.92 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005887/2.257, allocations: 60.09 kB / 1.136 GB, free: 288.7 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003351/2.26, allocations: 0.5023 MB / 1.136 GB, free: 288.7 MB / 0.92 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007825/2.261, allocations: 224.4 kB / 1.137 GB, free: 288.7 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002431/2.261, allocations: 91.08 kB / 1.137 GB, free: 288.7 MB / 0.92 GB Notification: Performance of sorting global known variables: time 0.001352/2.263, allocations: 0.9563 MB / 1.138 GB, free: 288.6 MB / 0.92 GB Notification: Performance of sort global known variables: time 1.9e-07/2.263, allocations: 0 / 1.138 GB, free: 288.6 MB / 0.92 GB Notification: Performance of remove unused functions: time 0.007436/2.27, allocations: 1.832 MB / 1.139 GB, free: 288.6 MB / 0.92 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 0.0005546/2.271, allocations: 179.9 kB / 1.14 GB, free: 288.5 MB / 0.92 GB Notification: Performance of simCode: created initialization part: time 0.03229/2.303, allocations: 12.41 MB / 1.152 GB, free: 287.5 MB / 0.92 GB Notification: Performance of simCode: created event and clocks part: time 1.372e-05/2.303, allocations: 0 / 1.152 GB, free: 287.5 MB / 0.92 GB Notification: Performance of simCode: created simulation system equations: time 0.01134/2.315, allocations: 4.393 MB / 1.156 GB, free: 287 MB / 0.92 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003332/2.318, allocations: 263.7 kB / 1.156 GB, free: 286.8 MB / 0.92 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02858/2.347, allocations: 9.442 MB / 1.165 GB, free: 283.7 MB / 0.92 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005747/2.352, allocations: 2.836 MB / 1.168 GB, free: 282.5 MB / 0.92 GB Notification: Performance of simCode: alias equations: time 0.005691/2.358, allocations: 1.636 MB / 1.17 GB, free: 282.5 MB / 0.92 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000954/2.359, allocations: 172.6 kB / 1.17 GB, free: 282.5 MB / 0.92 GB Notification: Performance of SimCode: time 1.984e-06/2.359, allocations: 0 / 1.17 GB, free: 282.5 MB / 0.92 GB Notification: Performance of Templates: time 0.1044/2.463, allocations: 77.19 MB / 1.245 GB, free: 226.6 MB / 0.92 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 -s cvode -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)