Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.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 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.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.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 0.001158/0.001158, allocations: 111.3 kB / 15.23 MB, free: 0.6602 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001223/0.001223, allocations: 193.8 kB / 16.13 MB, free: 6.66 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.433/1.433, allocations: 205.1 MB / 222 MB, free: 4.73 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.718/1.718, allocations: 292.2 MB / 0.5484 GB, free: 13.68 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 0.001618/0.001618, allocations: 71.8 kB / 0.6708 GB, free: 26.22 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2732/0.2748, allocations: 114.5 MB / 0.7827 GB, free: 13.98 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02803/0.3029, allocations: 18.12 MB / 0.8004 GB, free: 11.8 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.01216/0.3151, allocations: 6.962 MB / 0.8072 GB, free: 4.812 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002226/0.3174, allocations: 47.81 kB / 0.8072 GB, free: 4.766 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.003941/0.3214, allocations: 1.357 MB / 0.8086 GB, free: 3.406 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.00369/0.3251, allocations: 1.339 MB / 0.8099 GB, free: 2.062 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.003224/0.3284, allocations: 1.178 MB / 0.811 GB, free: 0.8828 MB / 0.6231 GB Notification: Performance of NFFlatten.flatten: time 0.008574/0.3369, allocations: 8.506 MB / 0.8193 GB, free: 8.359 MB / 0.6387 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01157/0.3485, allocations: 7.943 MB / 0.8271 GB, free: 324 kB / 0.6387 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003595/0.3522, allocations: 1.99 MB / 0.829 GB, free: 14.32 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004956/0.3571, allocations: 3.074 MB / 0.832 GB, free: 11.24 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.001439/0.3586, allocations: 368 kB / 0.8324 GB, free: 10.88 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003472/0.3621, allocations: 1.299 MB / 0.8337 GB, free: 9.578 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.003157/0.3653, allocations: 2.097 MB / 0.8357 GB, free: 7.477 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.004062/0.3693, allocations: 2.011 MB / 0.8377 GB, free: 5.457 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.007444/0.3768, allocations: 7.67 MB / 0.8452 GB, free: 13.77 MB / 0.67 GB Notification: Performance of FrontEnd - DAE generated: time 5.571e-06/0.3768, allocations: 0 / 0.8452 GB, free: 13.77 MB / 0.67 GB Notification: Performance of FrontEnd: time 1.212e-06/0.3768, allocations: 0 / 0.8452 GB, free: 13.77 MB / 0.67 GB Notification: Performance of Transformations before backend: time 0.0002212/0.3771, allocations: 0 / 0.8452 GB, free: 13.77 MB / 0.67 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 0.008674/0.3858, allocations: 3.827 MB / 0.8489 GB, free: 9.879 MB / 0.67 GB Notification: Performance of prepare preOptimizeDAE: time 4.319e-05/0.3858, allocations: 12.03 kB / 0.8489 GB, free: 9.867 MB / 0.67 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01224/0.3981, allocations: 2.341 MB / 0.8512 GB, free: 7.52 MB / 0.67 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004796/0.4029, allocations: 2.167 MB / 0.8533 GB, free: 5.309 MB / 0.67 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002395/0.4032, allocations: 267.5 kB / 0.8536 GB, free: 5.047 MB / 0.67 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001152/0.4043, allocations: 347.9 kB / 0.8539 GB, free: 4.707 MB / 0.67 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01531/0.4196, allocations: 7.135 MB / 0.8609 GB, free: 13.47 MB / 0.6856 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.588e-05/0.4197, allocations: 7.875 kB / 0.8609 GB, free: 13.46 MB / 0.6856 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004701/0.4202, allocations: 148 kB / 0.861 GB, free: 13.32 MB / 0.6856 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004533/0.4207, allocations: 334.1 kB / 0.8613 GB, free: 12.99 MB / 0.6856 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01618/0.4369, allocations: 6.993 MB / 0.8682 GB, free: 5.984 MB / 0.6856 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03719/0.4741, allocations: 26.64 MB / 0.8942 GB, free: 9.176 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008838/0.483, allocations: 4.984 MB / 0.899 GB, free: 3.883 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005984/0.4891, allocations: 2.6 MB / 0.9016 GB, free: 1.266 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002988/0.4894, allocations: 127 kB / 0.9017 GB, free: 1.125 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.303e-05/0.4895, allocations: 64.5 kB / 0.9018 GB, free: 1.051 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=208): time 3.907e-06/0.4895, allocations: 0 / 0.9018 GB, free: 1.051 MB / 0.7169 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 0.5743/1.064, allocations: 30.95 MB / 0.932 GB, free: 124.4 MB / 0.7325 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.062e-05/1.064, allocations: 234.8 kB / 0.9322 GB, free: 124.2 MB / 0.7325 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002202/1.066, allocations: 1.448 MB / 0.9336 GB, free: 123.6 MB / 0.7325 GB Notification: Performance of collectPreVariables (initialization): time 0.0005868/1.067, allocations: 71.48 kB / 0.9337 GB, free: 123.6 MB / 0.7325 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009294/1.068, allocations: 1.499 MB / 0.9352 GB, free: 122.4 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.001105/1.069, allocations: 0.9228 MB / 0.9361 GB, free: 121.7 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001323/1.07, allocations: 0.6251 MB / 0.9367 GB, free: 121.4 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 4.538e-05/1.07, allocations: 307.5 kB / 0.937 GB, free: 121.1 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006541/1.077, allocations: 2.669 MB / 0.9396 GB, free: 120.3 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00714/1.084, allocations: 3.549 MB / 0.943 GB, free: 118.4 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01232/1.096, allocations: 6.386 MB / 0.9493 GB, free: 115.4 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.523e-05/1.096, allocations: 7.188 kB / 0.9493 GB, free: 115.4 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 : 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 0.02791/1.124, allocations: 10.95 MB / 0.96 GB, free: 109.9 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 5.862e-05/1.124, allocations: 15.72 kB / 0.96 GB, free: 109.9 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.843e-05/1.124, allocations: 26.22 kB / 0.96 GB, free: 109.9 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01888/1.143, allocations: 5.485 MB / 0.9654 GB, free: 107.4 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004049/1.147, allocations: 0.9815 MB / 0.9663 GB, free: 107 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03434/1.182, allocations: 25.75 MB / 0.9915 GB, free: 81.19 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004838/1.187, allocations: 0.5575 MB / 0.992 GB, free: 80.63 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007137/1.187, allocations: 147.9 kB / 0.9922 GB, free: 80.49 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008071/1.195, allocations: 3.968 MB / 0.996 GB, free: 76.51 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005814/1.201, allocations: 3.513 MB / 0.9995 GB, free: 72.62 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08195/1.283, allocations: 24.55 MB / 1.023 GB, free: 47.6 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.151e-05/1.283, allocations: 8 kB / 1.023 GB, free: 47.59 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 0.02253/1.306, allocations: 10.49 MB / 1.034 GB, free: 36.96 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 3.407e-05/1.306, allocations: 19.12 kB / 1.034 GB, free: 36.95 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.75e-05/1.306, allocations: 32.5 kB / 1.034 GB, free: 36.91 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01382/1.32, allocations: 4.242 MB / 1.038 GB, free: 32.66 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004129/1.324, allocations: 1.036 MB / 1.039 GB, free: 31.62 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02601/1.35, allocations: 24.96 MB / 1.063 GB, free: 6 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004247/1.354, allocations: 0.5342 MB / 1.064 GB, free: 5.465 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004909/1.355, allocations: 155.9 kB / 1.064 GB, free: 5.312 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.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 0.001011/1.356, allocations: 401.5 kB / 1.064 GB, free: 4.914 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000618/1.356, allocations: 201.6 kB / 1.065 GB, free: 4.715 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 0.02482/1.381, allocations: 10.16 MB / 1.074 GB, free: 10.48 MB / 0.7481 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.876e-05/1.381, allocations: 28 kB / 1.074 GB, free: 10.45 MB / 0.7481 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.124e-05/1.381, allocations: 19.94 kB / 1.074 GB, free: 10.43 MB / 0.7481 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.908e-05/1.381, allocations: 15.94 kB / 1.074 GB, free: 10.41 MB / 0.7481 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 0.03666/1.418, allocations: 16.34 MB / 1.09 GB, free: 9.902 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.419e-05/1.418, allocations: 8 kB / 1.09 GB, free: 9.895 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003406/1.422, allocations: 0.7377 MB / 1.091 GB, free: 9.156 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0185/1.44, allocations: 5.103 MB / 1.096 GB, free: 4.043 MB / 0.7637 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005152/1.441, allocations: 75.95 kB / 1.096 GB, free: 3.969 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03686/1.477, allocations: 24.81 MB / 1.12 GB, free: 10.68 MB / 0.795 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.787e-05/1.478, allocations: 16.03 kB / 1.12 GB, free: 10.66 MB / 0.795 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 0.02577/1.503, allocations: 10.12 MB / 1.13 GB, free: 300 kB / 0.795 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001825/1.505, allocations: 0.7249 MB / 1.131 GB, free: 15.55 MB / 0.8106 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005185/1.506, allocations: 51.98 kB / 1.131 GB, free: 15.5 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003312/1.509, allocations: 0.5068 MB / 1.132 GB, free: 14.99 MB / 0.8106 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007812/1.51, allocations: 230.3 kB / 1.132 GB, free: 14.77 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002318/1.51, allocations: 87.95 kB / 1.132 GB, free: 14.68 MB / 0.8106 GB Notification: Performance of sorting global known variables: time 0.001357/1.511, allocations: 0.9816 MB / 1.133 GB, free: 13.7 MB / 0.8106 GB Notification: Performance of sort global known variables: time 1.5e-07/1.511, allocations: 0.9375 kB / 1.133 GB, free: 13.7 MB / 0.8106 GB Notification: Performance of remove unused functions: time 0.006943/1.518, allocations: 1.846 MB / 1.135 GB, free: 11.86 MB / 0.8106 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 0.0004815/1.519, allocations: 178.9 kB / 1.135 GB, free: 11.67 MB / 0.8106 GB Notification: Performance of simCode: created initialization part: time 0.02892/1.548, allocations: 12.36 MB / 1.147 GB, free: 15.21 MB / 0.8262 GB Notification: Performance of simCode: created event and clocks part: time 1.178e-05/1.548, allocations: 0 / 1.147 GB, free: 15.21 MB / 0.8262 GB Notification: Performance of simCode: created simulation system equations: time 0.01067/1.559, allocations: 4.39 MB / 1.151 GB, free: 10.78 MB / 0.8262 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002269/1.561, allocations: 275.6 kB / 1.151 GB, free: 10.51 MB / 0.8262 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02453/1.585, allocations: 11.11 MB / 1.162 GB, free: 15.28 MB / 0.8419 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003556/1.589, allocations: 2.857 MB / 1.165 GB, free: 12.39 MB / 0.8419 GB Notification: Performance of simCode: alias equations: time 0.005435/1.594, allocations: 1.641 MB / 1.167 GB, free: 10.74 MB / 0.8419 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006854/1.595, allocations: 171.3 kB / 1.167 GB, free: 10.58 MB / 0.8419 GB Notification: Performance of SimCode: time 3.296e-06/1.595, allocations: 0 / 1.167 GB, free: 10.58 MB / 0.8419 GB Notification: Performance of Templates: time 0.108/1.703, allocations: 75.15 MB / 1.24 GB, free: 15.61 MB / 0.92 GB make -j1 -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)