Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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 11.1.0-maint.11.x/package.mo", uses=false) Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.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.UnbalancedStepDown.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_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.007615/0.007615, allocations: 98.67 kB / 15.73 MB, free: 5.551 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00146/0.00146, allocations: 190.7 kB / 16.67 MB, free: 5.473 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.392/1.392, allocations: 222.9 MB / 240.4 MB, free: 15.14 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.715/2.715, allocations: 469.8 MB / 0.7425 GB, free: 3.312 MB / 0.6075 GB Notification: Performance of FrontEnd - loaded program: time 0.001195/0.001195, allocations: 71.88 kB / 1.065 GB, free: 13.32 MB / 0.8419 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.8841/0.8853, allocations: 159.1 MB / 1.221 GB, free: 2.113 MB / 0.9356 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02278/0.9081, allocations: 18.31 MB / 1.239 GB, free: 15.74 MB / 0.9669 GB Notification: Performance of NFInst.instExpressions: time 0.01274/0.9208, allocations: 6.835 MB / 1.245 GB, free: 8.891 MB / 0.9669 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002314/0.9231, allocations: 55.88 kB / 1.245 GB, free: 8.836 MB / 0.9669 GB Notification: Performance of NFTyping.typeComponents: time 0.004436/0.9276, allocations: 1.495 MB / 1.247 GB, free: 7.336 MB / 0.9669 GB Notification: Performance of NFTyping.typeBindings: time 0.004414/0.932, allocations: 1.455 MB / 1.248 GB, free: 5.875 MB / 0.9669 GB Notification: Performance of NFTyping.typeClassSections: time 0.003853/0.9358, allocations: 1.269 MB / 1.249 GB, free: 4.605 MB / 0.9669 GB Notification: Performance of NFFlatten.flatten: time 0.007014/0.9428, allocations: 5.468 MB / 1.255 GB, free: 15.12 MB / 0.9825 GB Notification: Performance of NFFlatten.resolveConnections: time 0.006934/0.9498, allocations: 5.18 MB / 1.26 GB, free: 9.832 MB / 0.9825 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00433/0.9541, allocations: 2.376 MB / 1.262 GB, free: 7.449 MB / 0.9825 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005728/0.9598, allocations: 2.968 MB / 1.265 GB, free: 4.473 MB / 0.9825 GB Notification: Performance of NFPackage.collectConstants: time 0.00164/0.9615, allocations: 0.5156 MB / 1.266 GB, free: 3.957 MB / 0.9825 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003641/0.9651, allocations: 1.264 MB / 1.267 GB, free: 2.691 MB / 0.9825 GB Notification: Performance of NFScalarize.scalarize: time 0.003166/0.9683, allocations: 2.311 MB / 1.269 GB, free: 384 kB / 0.9825 GB Notification: Performance of NFVerifyModel.verify: time 0.003801/0.9721, allocations: 2.191 MB / 1.271 GB, free: 14.17 MB / 0.9981 GB Notification: Performance of NFConvertDAE.convert: time 0.009409/0.9815, allocations: 7.796 MB / 1.279 GB, free: 6.355 MB / 0.9981 GB Notification: Performance of FrontEnd - DAE generated: time 6.923e-06/0.9815, allocations: 4 kB / 1.279 GB, free: 6.352 MB / 0.9981 GB Notification: Performance of FrontEnd: time 2.104e-06/0.9815, allocations: 0 / 1.279 GB, free: 6.352 MB / 0.9981 GB Notification: Performance of Transformations before backend: time 0.0002344/0.9817, allocations: 0 / 1.279 GB, free: 6.352 MB / 0.9981 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 0.0104/0.9921, allocations: 3.911 MB / 1.283 GB, free: 2.375 MB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 5.33e-05/0.9922, allocations: 12.02 kB / 1.283 GB, free: 2.363 MB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01303/1.005, allocations: 2.433 MB / 1.285 GB, free: 15.92 MB / 1.014 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005293/1.011, allocations: 2.202 MB / 1.287 GB, free: 13.68 MB / 1.014 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002241/1.011, allocations: 271.5 kB / 1.287 GB, free: 13.41 MB / 1.014 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001211/1.012, allocations: 355.9 kB / 1.288 GB, free: 13.06 MB / 1.014 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01571/1.028, allocations: 7.163 MB / 1.295 GB, free: 5.797 MB / 1.014 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.662e-05/1.028, allocations: 0 / 1.295 GB, free: 5.797 MB / 1.014 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004783/1.028, allocations: 144 kB / 1.295 GB, free: 5.656 MB / 1.014 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004977/1.029, allocations: 338.1 kB / 1.295 GB, free: 5.324 MB / 1.014 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01686/1.046, allocations: 7.047 MB / 1.302 GB, free: 14.27 MB / 1.029 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04238/1.088, allocations: 26.58 MB / 1.328 GB, free: 1.508 MB / 1.045 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009284/1.097, allocations: 4.871 MB / 1.333 GB, free: 12.33 MB / 1.061 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00636/1.104, allocations: 2.538 MB / 1.335 GB, free: 9.777 MB / 1.061 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003954/1.104, allocations: 127 kB / 1.335 GB, free: 9.633 MB / 1.061 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.622e-05/1.104, allocations: 68.5 kB / 1.336 GB, free: 9.559 MB / 1.061 GB Notification: Performance of pre-optimization done (n=208): time 5.44e-06/1.104, allocations: 0 / 1.336 GB, free: 9.559 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.conv1.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.conv1.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 0.1081/1.212, allocations: 31.11 MB / 1.366 GB, free: 10.38 MB / 1.092 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001625/1.212, allocations: 243.6 kB / 1.366 GB, free: 10.09 MB / 1.092 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002928/1.215, allocations: 1.469 MB / 1.368 GB, free: 8.617 MB / 1.092 GB Notification: Performance of collectPreVariables (initialization): time 0.0008101/1.216, allocations: 65.7 kB / 1.368 GB, free: 8.547 MB / 1.092 GB Notification: Performance of collectInitialEqns (initialization): time 0.001269/1.217, allocations: 1.546 MB / 1.369 GB, free: 6.984 MB / 1.092 GB Notification: Performance of collectInitialBindings (initialization): time 0.001528/1.219, allocations: 0.9722 MB / 1.37 GB, free: 6.004 MB / 1.092 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001933/1.221, allocations: 0.636 MB / 1.371 GB, free: 5.359 MB / 1.092 GB Notification: Performance of setup shared object (initialization): time 0.000113/1.221, allocations: 309.1 kB / 1.371 GB, free: 5.055 MB / 1.092 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006109/1.227, allocations: 2.69 MB / 1.374 GB, free: 2.355 MB / 1.092 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00685/1.234, allocations: 3.567 MB / 1.377 GB, free: 14.41 MB / 1.107 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01307/1.247, allocations: 6.402 MB / 1.383 GB, free: 7.613 MB / 1.107 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.71e-05/1.247, allocations: 8 kB / 1.383 GB, free: 7.605 MB / 1.107 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.conv1.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.conv1.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 0.02943/1.276, allocations: 10.94 MB / 1.394 GB, free: 12.56 MB / 1.123 GB Notification: Performance of prepare postOptimizeDAE: time 5.299e-05/1.276, allocations: 16 kB / 1.394 GB, free: 12.54 MB / 1.123 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.242e-05/1.277, allocations: 28 kB / 1.394 GB, free: 12.52 MB / 1.123 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01999/1.296, allocations: 5.544 MB / 1.4 GB, free: 6.953 MB / 1.123 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004482/1.301, allocations: 0.9944 MB / 1.4 GB, free: 5.957 MB / 1.123 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04458/1.346, allocations: 28.21 MB / 1.428 GB, free: 9.293 MB / 1.154 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0048/1.35, allocations: 0.5771 MB / 1.429 GB, free: 8.715 MB / 1.154 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000776/1.351, allocations: 151.9 kB / 1.429 GB, free: 8.566 MB / 1.154 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008386/1.36, allocations: 3.984 MB / 1.433 GB, free: 4.574 MB / 1.154 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006746/1.366, allocations: 3.536 MB / 1.436 GB, free: 0.6602 MB / 1.154 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08933/1.456, allocations: 24.62 MB / 1.46 GB, free: 7.531 MB / 1.186 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.806e-05/1.456, allocations: 8 kB / 1.46 GB, free: 7.523 MB / 1.186 GB Warning: The linear system: 1 : transformer.conv3.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.conv3.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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.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] ; 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_n[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 0.02659/1.482, allocations: 10.48 MB / 1.47 GB, free: 12.89 MB / 1.201 GB Notification: Performance of prepare postOptimizeDAE: time 4.155e-05/1.482, allocations: 16 kB / 1.47 GB, free: 12.88 MB / 1.201 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.449e-05/1.482, allocations: 27.94 kB / 1.47 GB, free: 12.85 MB / 1.201 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01604/1.498, allocations: 4.322 MB / 1.475 GB, free: 8.512 MB / 1.201 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004748/1.503, allocations: 1.041 MB / 1.476 GB, free: 7.469 MB / 1.201 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03781/1.541, allocations: 27.15 MB / 1.502 GB, free: 11.6 MB / 1.232 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004608/1.545, allocations: 0.5537 MB / 1.503 GB, free: 11.04 MB / 1.232 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006566/1.546, allocations: 148 kB / 1.503 GB, free: 10.9 MB / 1.232 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.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[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 0.001317/1.547, allocations: 408 kB / 1.503 GB, free: 10.49 MB / 1.232 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008024/1.548, allocations: 210.7 kB / 1.503 GB, free: 10.29 MB / 1.232 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.conv1.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.conv1.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 postOpt wrapFunctionCalls (simulation): time 0.02752/1.576, allocations: 10.08 MB / 1.513 GB, free: 136 kB / 1.232 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.959e-05/1.576, allocations: 32.31 kB / 1.513 GB, free: 104 kB / 1.232 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.065e-05/1.576, allocations: 12 kB / 1.513 GB, free: 92 kB / 1.232 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6e-05/1.576, allocations: 11.95 kB / 1.513 GB, free: 80 kB / 1.232 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : 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] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : 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] [ -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.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -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.conv1.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] ] 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 0.03807/1.614, allocations: 16.2 MB / 1.529 GB, free: 15.62 MB / 1.264 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.877e-05/1.614, allocations: 8 kB / 1.529 GB, free: 15.62 MB / 1.264 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00342/1.617, allocations: 0.7334 MB / 1.53 GB, free: 14.88 MB / 1.264 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01899/1.636, allocations: 5.181 MB / 1.535 GB, free: 9.684 MB / 1.264 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006407/1.637, allocations: 71.95 kB / 1.535 GB, free: 9.613 MB / 1.264 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.8314/2.468, allocations: 27.25 MB / 1.562 GB, free: 313 MB / 1.279 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.102e-05/2.468, allocations: 16.88 kB / 1.562 GB, free: 313 MB / 1.279 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.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] ; 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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02908/2.498, allocations: 10.02 MB / 1.571 GB, free: 311.9 MB / 1.279 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002117/2.5, allocations: 0.741 MB / 1.572 GB, free: 311.8 MB / 1.279 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005315/2.5, allocations: 59.48 kB / 1.572 GB, free: 311.8 MB / 1.279 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003723/2.504, allocations: 0.5047 MB / 1.573 GB, free: 311.8 MB / 1.279 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009216/2.505, allocations: 226.2 kB / 1.573 GB, free: 311.8 MB / 1.279 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002403/2.505, allocations: 94.64 kB / 1.573 GB, free: 311.8 MB / 1.279 GB Notification: Performance of sorting global known variables: time 0.001448/2.507, allocations: 1.004 MB / 1.574 GB, free: 311.7 MB / 1.279 GB Notification: Performance of sort global known variables: time 1e-07/2.507, allocations: 0 / 1.574 GB, free: 311.7 MB / 1.279 GB Notification: Performance of remove unused functions: time 0.006306/2.513, allocations: 1.856 MB / 1.576 GB, free: 311.7 MB / 1.279 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 0.00041/2.513, allocations: 182.2 kB / 1.576 GB, free: 311.6 MB / 1.279 GB Notification: Performance of simCode: created initialization part: time 0.02615/2.539, allocations: 12.01 MB / 1.588 GB, free: 307.7 MB / 1.279 GB Notification: Performance of simCode: created event and clocks part: time 1.29e-05/2.539, allocations: 0 / 1.588 GB, free: 307.7 MB / 1.279 GB Notification: Performance of simCode: created simulation system equations: time 0.009958/2.549, allocations: 4.271 MB / 1.592 GB, free: 306.3 MB / 1.279 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003313/2.553, allocations: 283.2 kB / 1.592 GB, free: 306.1 MB / 1.279 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02451/2.577, allocations: 9.598 MB / 1.602 GB, free: 301.6 MB / 1.279 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00277/2.58, allocations: 2.851 MB / 1.604 GB, free: 299.4 MB / 1.279 GB Notification: Performance of simCode: alias equations: time 0.003997/2.584, allocations: 1.652 MB / 1.606 GB, free: 298.3 MB / 1.279 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006189/2.585, allocations: 176.4 kB / 1.606 GB, free: 298.2 MB / 1.279 GB Notification: Performance of SimCode: time 1.974e-06/2.585, allocations: 0 / 1.606 GB, free: 298.2 MB / 1.279 GB Notification: Performance of Templates: time 0.08965/2.674, allocations: 79.78 MB / 1.684 GB, free: 218.9 MB / 1.279 GB make -j1 -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)