Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo", uses=false) Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/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(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_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 0.001611/0.001611, allocations: 110.3 kB / 16.41 MB, free: 6.504 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001554/0.001554, allocations: 185.2 kB / 17.34 MB, free: 5.738 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.676/1.676, allocations: 222.9 MB / 241 MB, free: 15.15 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.728/2.728, allocations: 437 MB / 0.7112 GB, free: 4.395 MB / 0.5762 GB Notification: Performance of FrontEnd - loaded program: time 0.001978/0.001978, allocations: 67.89 kB / 1.019 GB, free: 9.281 MB / 0.795 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.015/1.017, allocations: 151.6 MB / 1.167 GB, free: 3.793 MB / 0.8887 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02459/1.042, allocations: 18.2 MB / 1.185 GB, free: 1.523 MB / 0.9044 GB Notification: Performance of NFInst.instExpressions: time 0.0158/1.057, allocations: 6.797 MB / 1.192 GB, free: 10.7 MB / 0.92 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00283/1.06, allocations: 55.88 kB / 1.192 GB, free: 10.65 MB / 0.92 GB Notification: Performance of NFTyping.typeComponents: time 0.004509/1.065, allocations: 1.484 MB / 1.193 GB, free: 9.16 MB / 0.92 GB Notification: Performance of NFTyping.typeBindings: time 0.004361/1.069, allocations: 1.447 MB / 1.195 GB, free: 7.707 MB / 0.92 GB Notification: Performance of NFTyping.typeClassSections: time 0.003543/1.073, allocations: 1.269 MB / 1.196 GB, free: 6.438 MB / 0.92 GB Notification: Performance of NFFlatten.flatten: time 0.007536/1.08, allocations: 5.453 MB / 1.201 GB, free: 0.9727 MB / 0.92 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009327/1.09, allocations: 7.066 MB / 1.208 GB, free: 9.797 MB / 0.9356 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004578/1.094, allocations: 2.365 MB / 1.211 GB, free: 7.426 MB / 0.9356 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005778/1.1, allocations: 2.949 MB / 1.213 GB, free: 4.469 MB / 0.9356 GB Notification: Performance of NFPackage.collectConstants: time 0.001257/1.101, allocations: 0.5117 MB / 1.214 GB, free: 3.957 MB / 0.9356 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003097/1.105, allocations: 1.272 MB / 1.215 GB, free: 2.684 MB / 0.9356 GB Notification: Performance of NFScalarize.scalarize: time 0.002935/1.107, allocations: 2.242 MB / 1.217 GB, free: 448 kB / 0.9356 GB Notification: Performance of NFVerifyModel.verify: time 0.003582/1.111, allocations: 2.167 MB / 1.219 GB, free: 14.26 MB / 0.9512 GB Notification: Performance of NFConvertDAE.convert: time 0.01057/1.122, allocations: 7.756 MB / 1.227 GB, free: 6.484 MB / 0.9512 GB Notification: Performance of FrontEnd - DAE generated: time 9.348e-06/1.122, allocations: 3.938 kB / 1.227 GB, free: 6.48 MB / 0.9512 GB Notification: Performance of FrontEnd: time 2.926e-06/1.122, allocations: 4 kB / 1.227 GB, free: 6.477 MB / 0.9512 GB Notification: Performance of Transformations before backend: time 0.0002611/1.122, allocations: 0 / 1.227 GB, free: 6.477 MB / 0.9512 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 0.01265/1.135, allocations: 3.868 MB / 1.231 GB, free: 2.543 MB / 0.9512 GB Notification: Performance of prepare preOptimizeDAE: time 4.909e-05/1.135, allocations: 8.922 kB / 1.231 GB, free: 2.535 MB / 0.9512 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01357/1.148, allocations: 2.433 MB / 1.233 GB, free: 100 kB / 0.9512 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005873/1.154, allocations: 2.187 MB / 1.235 GB, free: 13.86 MB / 0.9669 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002471/1.154, allocations: 263.4 kB / 1.236 GB, free: 13.61 MB / 0.9669 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001246/1.156, allocations: 347.9 kB / 1.236 GB, free: 13.27 MB / 0.9669 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01963/1.175, allocations: 7.13 MB / 1.243 GB, free: 6.031 MB / 0.9669 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001769/1.176, allocations: 11.98 kB / 1.243 GB, free: 6.02 MB / 0.9669 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00153/1.177, allocations: 140 kB / 1.243 GB, free: 5.883 MB / 0.9669 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005733/1.178, allocations: 334 kB / 1.243 GB, free: 5.555 MB / 0.9669 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01938/1.197, allocations: 7.031 MB / 1.25 GB, free: 14.51 MB / 0.9825 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04401/1.241, allocations: 26.49 MB / 1.276 GB, free: 1.844 MB / 0.9981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009944/1.251, allocations: 4.975 MB / 1.281 GB, free: 12.57 MB / 1.014 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006649/1.258, allocations: 2.616 MB / 1.284 GB, free: 9.93 MB / 1.014 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003737/1.258, allocations: 127 kB / 1.284 GB, free: 9.785 MB / 1.014 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.464e-05/1.258, allocations: 68.5 kB / 1.284 GB, free: 9.711 MB / 1.014 GB Notification: Performance of pre-optimization done (n=208): time 3.587e-06/1.258, allocations: 0 / 1.284 GB, free: 9.711 MB / 1.014 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 0.1113/1.37, allocations: 31.12 MB / 1.314 GB, free: 10.53 MB / 1.045 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001778/1.37, allocations: 243.6 kB / 1.314 GB, free: 10.24 MB / 1.045 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002695/1.373, allocations: 1.427 MB / 1.316 GB, free: 8.805 MB / 1.045 GB Notification: Performance of collectPreVariables (initialization): time 0.0005725/1.373, allocations: 77.64 kB / 1.316 GB, free: 8.723 MB / 1.045 GB Notification: Performance of collectInitialEqns (initialization): time 0.001301/1.374, allocations: 1.534 MB / 1.317 GB, free: 7.176 MB / 1.045 GB Notification: Performance of collectInitialBindings (initialization): time 0.00139/1.376, allocations: 0.9644 MB / 1.318 GB, free: 6.203 MB / 1.045 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001799/1.378, allocations: 0.6437 MB / 1.319 GB, free: 5.551 MB / 1.045 GB Notification: Performance of setup shared object (initialization): time 0.0001377/1.378, allocations: 301.1 kB / 1.319 GB, free: 5.254 MB / 1.045 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006533/1.384, allocations: 2.698 MB / 1.322 GB, free: 2.547 MB / 1.045 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007431/1.392, allocations: 3.567 MB / 1.325 GB, free: 14.6 MB / 1.061 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01425/1.406, allocations: 6.399 MB / 1.332 GB, free: 7.805 MB / 1.061 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.665e-05/1.406, allocations: 8 kB / 1.332 GB, free: 7.797 MB / 1.061 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 0.03148/1.438, allocations: 11 MB / 1.342 GB, free: 12.69 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 6.01e-05/1.438, allocations: 20.06 kB / 1.342 GB, free: 12.67 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.642e-05/1.438, allocations: 24 kB / 1.342 GB, free: 12.65 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02173/1.46, allocations: 5.563 MB / 1.348 GB, free: 7.066 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005179/1.465, allocations: 0.9984 MB / 1.349 GB, free: 6.066 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04857/1.513, allocations: 28.21 MB / 1.376 GB, free: 9.406 MB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005046/1.518, allocations: 0.5732 MB / 1.377 GB, free: 8.832 MB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008982/1.519, allocations: 151.9 kB / 1.377 GB, free: 8.684 MB / 1.107 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01102/1.53, allocations: 3.984 MB / 1.381 GB, free: 4.691 MB / 1.107 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007717/1.538, allocations: 3.54 MB / 1.384 GB, free: 0.7695 MB / 1.107 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09368/1.632, allocations: 24.64 MB / 1.408 GB, free: 7.617 MB / 1.139 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.522e-05/1.632, allocations: 8 kB / 1.408 GB, free: 7.609 MB / 1.139 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 0.03284/1.665, allocations: 10.54 MB / 1.419 GB, free: 12.93 MB / 1.154 GB Notification: Performance of prepare postOptimizeDAE: time 4.495e-05/1.665, allocations: 18.19 kB / 1.419 GB, free: 12.91 MB / 1.154 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.642e-05/1.665, allocations: 32.55 kB / 1.419 GB, free: 12.88 MB / 1.154 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01595/1.681, allocations: 4.333 MB / 1.423 GB, free: 8.531 MB / 1.154 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005518/1.687, allocations: 1.037 MB / 1.424 GB, free: 7.492 MB / 1.154 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04677/1.733, allocations: 27.17 MB / 1.451 GB, free: 11.59 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005019/1.738, allocations: 0.5538 MB / 1.451 GB, free: 11.04 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008794/1.739, allocations: 151.9 kB / 1.451 GB, free: 10.89 MB / 1.186 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 0.001557/1.741, allocations: 391.1 kB / 1.452 GB, free: 10.5 MB / 1.186 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001024/1.742, allocations: 218.7 kB / 1.452 GB, free: 10.29 MB / 1.186 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 0.0303/1.772, allocations: 10.16 MB / 1.462 GB, free: 56 kB / 1.186 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.239e-05/1.772, allocations: 28 kB / 1.462 GB, free: 28 kB / 1.186 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.825e-05/1.772, allocations: 12 kB / 1.462 GB, free: 16 kB / 1.186 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0001052/1.773, allocations: 24 kB / 1.462 GB, free: 15.99 MB / 1.201 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 0.04628/1.819, allocations: 16.31 MB / 1.478 GB, free: 15.44 MB / 1.217 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.862e-05/1.819, allocations: 8 kB / 1.478 GB, free: 15.43 MB / 1.217 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003961/1.823, allocations: 0.7306 MB / 1.478 GB, free: 14.7 MB / 1.217 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0206/1.844, allocations: 5.181 MB / 1.483 GB, free: 9.504 MB / 1.217 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007873/1.844, allocations: 75.95 kB / 1.484 GB, free: 9.43 MB / 1.217 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.05088/1.895, allocations: 27.24 MB / 1.51 GB, free: 13.69 MB / 1.248 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.88e-05/1.895, allocations: 15.97 kB / 1.51 GB, free: 13.68 MB / 1.248 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 0.03026/1.926, allocations: 10.14 MB / 1.52 GB, free: 3.297 MB / 1.248 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002376/1.928, allocations: 0.726 MB / 1.521 GB, free: 2.551 MB / 1.248 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0009642/1.929, allocations: 59.98 kB / 1.521 GB, free: 2.492 MB / 1.248 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004288/1.933, allocations: 0.5031 MB / 1.521 GB, free: 1.988 MB / 1.248 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00115/1.934, allocations: 226.3 kB / 1.522 GB, free: 1.762 MB / 1.248 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004703/1.935, allocations: 95.95 kB / 1.522 GB, free: 1.668 MB / 1.248 GB Notification: Performance of sorting global known variables: time 0.002412/1.937, allocations: 0.9723 MB / 1.523 GB, free: 0.6914 MB / 1.248 GB Notification: Performance of sort global known variables: time 1.8e-07/1.937, allocations: 4 kB / 1.523 GB, free: 0.6875 MB / 1.248 GB Notification: Performance of remove unused functions: time 0.008444/1.946, allocations: 1.84 MB / 1.524 GB, free: 14.84 MB / 1.264 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 0.0007893/1.947, allocations: 182.8 kB / 1.525 GB, free: 14.66 MB / 1.264 GB Notification: Performance of simCode: created initialization part: time 0.0354/1.982, allocations: 12.48 MB / 1.537 GB, free: 2.074 MB / 1.264 GB Notification: Performance of simCode: created event and clocks part: time 1.697e-05/1.982, allocations: 0 / 1.537 GB, free: 2.074 MB / 1.264 GB Notification: Performance of simCode: created simulation system equations: time 0.01284/1.995, allocations: 4.406 MB / 1.541 GB, free: 13.62 MB / 1.279 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003442/1.999, allocations: 277.5 kB / 1.541 GB, free: 13.36 MB / 1.279 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03111/2.03, allocations: 9.527 MB / 1.551 GB, free: 3.707 MB / 1.279 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005361/2.035, allocations: 2.837 MB / 1.553 GB, free: 0.8398 MB / 1.279 GB Notification: Performance of simCode: alias equations: time 0.7781/2.813, allocations: 1.641 MB / 1.555 GB, free: 360.6 MB / 1.279 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008981/2.814, allocations: 173.8 kB / 1.555 GB, free: 360.6 MB / 1.279 GB Notification: Performance of SimCode: time 1.142e-06/2.814, allocations: 0 / 1.555 GB, free: 360.6 MB / 1.279 GB Notification: Performance of Templates: time 0.09442/2.909, allocations: 78.93 MB / 1.632 GB, free: 304.2 MB / 1.279 GB make -j1 -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -s cvode -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)