Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_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 12.0.0-master/package.mo", uses=false) Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(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_latest_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_latest_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 0.00859/0.00859, allocations: 97.05 kB / 15.73 MB, free: 5.547 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001893/0.001893, allocations: 190 kB / 16.67 MB, free: 5.48 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.358/1.358, allocations: 222.9 MB / 240.3 MB, free: 15.15 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 2.54/2.54, allocations: 472.6 MB / 0.7453 GB, free: 452 kB / 0.6075 GB Notification: Performance of FrontEnd - loaded program: time 0.001226/0.001226, allocations: 55.91 kB / 1.07 GB, free: 9.473 MB / 0.8419 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7776/0.7789, allocations: 159.9 MB / 1.226 GB, free: 13.52 MB / 0.9512 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02231/0.8012, allocations: 18.19 MB / 1.243 GB, free: 11.27 MB / 0.9669 GB Notification: Performance of NFInst.instExpressions: time 0.01101/0.8123, allocations: 6.792 MB / 1.25 GB, free: 4.461 MB / 0.9669 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001367/0.8137, allocations: 59.81 kB / 1.25 GB, free: 4.402 MB / 0.9669 GB Notification: Performance of NFTyping.typeComponents: time 0.003816/0.8175, allocations: 1.457 MB / 1.252 GB, free: 2.941 MB / 0.9669 GB Notification: Performance of NFTyping.typeBindings: time 0.003566/0.8211, allocations: 1.432 MB / 1.253 GB, free: 1.504 MB / 0.9669 GB Notification: Performance of NFTyping.typeClassSections: time 0.003228/0.8243, allocations: 1.267 MB / 1.254 GB, free: 240 kB / 0.9669 GB Notification: Performance of NFFlatten.flatten: time 0.006136/0.8305, allocations: 5.437 MB / 1.26 GB, free: 10.79 MB / 0.9825 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007979/0.8385, allocations: 7.074 MB / 1.266 GB, free: 3.602 MB / 0.9825 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003868/0.8424, allocations: 2.357 MB / 1.269 GB, free: 1.238 MB / 0.9825 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004897/0.8473, allocations: 2.949 MB / 1.272 GB, free: 14.28 MB / 0.9981 GB Notification: Performance of NFPackage.collectConstants: time 0.00109/0.8484, allocations: 0.5117 MB / 1.272 GB, free: 13.77 MB / 0.9981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002775/0.8512, allocations: 1.264 MB / 1.273 GB, free: 12.5 MB / 0.9981 GB Notification: Performance of NFScalarize.scalarize: time 0.002627/0.8538, allocations: 2.242 MB / 1.276 GB, free: 10.26 MB / 0.9981 GB Notification: Performance of NFVerifyModel.verify: time 0.003677/0.8575, allocations: 2.167 MB / 1.278 GB, free: 8.082 MB / 0.9981 GB Notification: Performance of NFConvertDAE.convert: time 0.01054/0.8681, allocations: 7.758 MB / 1.285 GB, free: 308 kB / 0.9981 GB Notification: Performance of FrontEnd - DAE generated: time 1.275e-05/0.8681, allocations: 4 kB / 1.285 GB, free: 304 kB / 0.9981 GB Notification: Performance of FrontEnd: time 2.294e-06/0.8681, allocations: 0 / 1.285 GB, free: 304 kB / 0.9981 GB Notification: Performance of Transformations before backend: time 0.0003109/0.8685, allocations: 0 / 1.285 GB, free: 304 kB / 0.9981 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 0.01009/0.8786, allocations: 3.872 MB / 1.289 GB, free: 12.36 MB / 1.014 GB Notification: Performance of prepare preOptimizeDAE: time 4.783e-05/0.8786, allocations: 12.02 kB / 1.289 GB, free: 12.35 MB / 1.014 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01344/0.8921, allocations: 2.425 MB / 1.291 GB, free: 9.918 MB / 1.014 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004974/0.8971, allocations: 2.187 MB / 1.294 GB, free: 7.684 MB / 1.014 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002036/0.8973, allocations: 267.4 kB / 1.294 GB, free: 7.422 MB / 1.014 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009053/0.8982, allocations: 347.9 kB / 1.294 GB, free: 7.082 MB / 1.014 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01471/0.9129, allocations: 7.13 MB / 1.301 GB, free: 15.85 MB / 1.029 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.364e-05/0.9131, allocations: 8 kB / 1.301 GB, free: 15.84 MB / 1.029 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004477/0.9135, allocations: 148 kB / 1.301 GB, free: 15.7 MB / 1.029 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004863/0.914, allocations: 330 kB / 1.302 GB, free: 15.37 MB / 1.029 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01605/0.9301, allocations: 7.031 MB / 1.308 GB, free: 8.324 MB / 1.029 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0323/0.9624, allocations: 26.46 MB / 1.334 GB, free: 11.69 MB / 1.061 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008182/0.9706, allocations: 4.988 MB / 1.339 GB, free: 6.406 MB / 1.061 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006067/0.9767, allocations: 2.62 MB / 1.342 GB, free: 3.762 MB / 1.061 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002586/0.977, allocations: 131 kB / 1.342 GB, free: 3.613 MB / 1.061 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.308e-05/0.9771, allocations: 60.5 kB / 1.342 GB, free: 3.547 MB / 1.061 GB Notification: Performance of pre-optimization done (n=208): time 4.288e-06/0.9771, allocations: 0 / 1.342 GB, free: 3.547 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=271): time 0.1039/1.081, allocations: 31.13 MB / 1.372 GB, free: 4.344 MB / 1.092 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000123/1.081, allocations: 239.6 kB / 1.373 GB, free: 4.059 MB / 1.092 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002105/1.083, allocations: 1.439 MB / 1.374 GB, free: 2.609 MB / 1.092 GB Notification: Performance of collectPreVariables (initialization): time 0.0004538/1.084, allocations: 69.7 kB / 1.374 GB, free: 2.535 MB / 1.092 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009607/1.085, allocations: 1.538 MB / 1.376 GB, free: 0.9805 MB / 1.092 GB Notification: Performance of collectInitialBindings (initialization): time 0.000976/1.086, allocations: 0.9606 MB / 1.376 GB, free: 12 kB / 1.092 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001146/1.087, allocations: 0.632 MB / 1.377 GB, free: 15.37 MB / 1.107 GB Notification: Performance of setup shared object (initialization): time 9.503e-05/1.087, allocations: 313.1 kB / 1.377 GB, free: 15.06 MB / 1.107 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006134/1.093, allocations: 2.694 MB / 1.38 GB, free: 12.36 MB / 1.107 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006956/1.1, allocations: 3.563 MB / 1.383 GB, free: 8.418 MB / 1.107 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01346/1.114, allocations: 6.406 MB / 1.39 GB, free: 1.613 MB / 1.107 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.085e-05/1.114, allocations: 8 kB / 1.39 GB, free: 1.605 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.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 0.02971/1.143, allocations: 11 MB / 1.4 GB, free: 6.5 MB / 1.123 GB Notification: Performance of prepare postOptimizeDAE: time 6.503e-05/1.143, allocations: 19.94 kB / 1.4 GB, free: 6.48 MB / 1.123 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.38e-05/1.144, allocations: 28.03 kB / 1.401 GB, free: 6.453 MB / 1.123 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02065/1.164, allocations: 5.559 MB / 1.406 GB, free: 0.8789 MB / 1.123 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004591/1.169, allocations: 0.9984 MB / 1.407 GB, free: 15.88 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04472/1.214, allocations: 28.19 MB / 1.434 GB, free: 3.238 MB / 1.154 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004414/1.218, allocations: 0.5771 MB / 1.435 GB, free: 2.66 MB / 1.154 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006128/1.219, allocations: 155.9 kB / 1.435 GB, free: 2.508 MB / 1.154 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008423/1.227, allocations: 3.988 MB / 1.439 GB, free: 14.51 MB / 1.17 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006698/1.234, allocations: 3.536 MB / 1.443 GB, free: 10.59 MB / 1.17 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08947/1.323, allocations: 24.63 MB / 1.467 GB, free: 1.445 MB / 1.186 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.468e-05/1.323, allocations: 8 kB / 1.467 GB, free: 1.438 MB / 1.186 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 0.02683/1.35, allocations: 10.54 MB / 1.477 GB, free: 6.754 MB / 1.201 GB Notification: Performance of prepare postOptimizeDAE: time 3.753e-05/1.35, allocations: 16 kB / 1.477 GB, free: 6.738 MB / 1.201 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.135e-05/1.35, allocations: 28.56 kB / 1.477 GB, free: 6.711 MB / 1.201 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01607/1.366, allocations: 4.34 MB / 1.481 GB, free: 2.348 MB / 1.201 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004812/1.371, allocations: 1.037 MB / 1.482 GB, free: 1.309 MB / 1.201 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03598/1.407, allocations: 27.15 MB / 1.509 GB, free: 5.43 MB / 1.232 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004628/1.412, allocations: 0.5538 MB / 1.509 GB, free: 4.875 MB / 1.232 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006413/1.413, allocations: 152 kB / 1.509 GB, free: 4.727 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.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 0.001395/1.414, allocations: 402.5 kB / 1.51 GB, free: 4.328 MB / 1.232 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001048/1.415, allocations: 206.7 kB / 1.51 GB, free: 4.125 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 : 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 0.0269/1.442, allocations: 10.17 MB / 1.52 GB, free: 9.883 MB / 1.248 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.227e-05/1.442, allocations: 28 kB / 1.52 GB, free: 9.855 MB / 1.248 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.2e-05/1.442, allocations: 15.98 kB / 1.52 GB, free: 9.84 MB / 1.248 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.402e-05/1.442, allocations: 15.95 kB / 1.52 GB, free: 9.824 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 : 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 0.03746/1.48, allocations: 16.31 MB / 1.536 GB, free: 9.27 MB / 1.264 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.214e-05/1.48, allocations: 8 kB / 1.536 GB, free: 9.262 MB / 1.264 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003573/1.483, allocations: 0.7419 MB / 1.537 GB, free: 8.52 MB / 1.264 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01863/1.502, allocations: 5.173 MB / 1.542 GB, free: 3.328 MB / 1.264 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005009/1.502, allocations: 75.95 kB / 1.542 GB, free: 3.254 MB / 1.264 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.734/2.236, allocations: 27.22 MB / 1.568 GB, free: 310 MB / 1.279 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.537e-05/2.237, allocations: 13.22 kB / 1.568 GB, free: 310 MB / 1.279 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 0.02785/2.264, allocations: 10.15 MB / 1.578 GB, free: 307 MB / 1.279 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001839/2.266, allocations: 0.7323 MB / 1.579 GB, free: 306.7 MB / 1.279 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005682/2.267, allocations: 51.66 kB / 1.579 GB, free: 306.7 MB / 1.279 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003551/2.27, allocations: 0.5101 MB / 1.579 GB, free: 306.7 MB / 1.279 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007832/2.271, allocations: 222.8 kB / 1.58 GB, free: 306.6 MB / 1.279 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002279/2.271, allocations: 98.33 kB / 1.58 GB, free: 306.6 MB / 1.279 GB Notification: Performance of sorting global known variables: time 0.001285/2.273, allocations: 0.9796 MB / 1.581 GB, free: 306.2 MB / 1.279 GB Notification: Performance of sort global known variables: time 1.7e-07/2.273, allocations: 1.156 kB / 1.581 GB, free: 306.2 MB / 1.279 GB Notification: Performance of remove unused functions: time 0.005338/2.278, allocations: 1.841 MB / 1.583 GB, free: 306.1 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 0.0003829/2.278, allocations: 179.9 kB / 1.583 GB, free: 305.9 MB / 1.279 GB Notification: Performance of simCode: created initialization part: time 0.02651/2.305, allocations: 12.47 MB / 1.595 GB, free: 301.6 MB / 1.279 GB Notification: Performance of simCode: created event and clocks part: time 1.09e-05/2.305, allocations: 0 / 1.595 GB, free: 301.6 MB / 1.279 GB Notification: Performance of simCode: created simulation system equations: time 0.009557/2.315, allocations: 4.408 MB / 1.599 GB, free: 300.1 MB / 1.279 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002126/2.317, allocations: 272.1 kB / 1.599 GB, free: 300 MB / 1.279 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02023/2.337, allocations: 9.536 MB / 1.609 GB, free: 292.8 MB / 1.279 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002321/2.339, allocations: 2.837 MB / 1.612 GB, free: 289.9 MB / 1.279 GB Notification: Performance of simCode: alias equations: time 0.003948/2.343, allocations: 1.647 MB / 1.613 GB, free: 288.4 MB / 1.279 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006233/2.344, allocations: 171.3 kB / 1.613 GB, free: 288.2 MB / 1.279 GB Notification: Performance of SimCode: time 6.51e-07/2.344, allocations: 0 / 1.613 GB, free: 288.2 MB / 1.279 GB Notification: Performance of Templates: time 0.08624/2.43, allocations: 78.81 MB / 1.69 GB, free: 209.6 MB / 1.279 GB make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)