Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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 11.0.1-master/package.mo", uses=false) Using package Buildings with version 11.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-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.BalancedStepDown.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.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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.BalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001466/0.001466, allocations: 103 kB / 16.41 MB, free: 6.512 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001524/0.001524, allocations: 189.5 kB / 17.34 MB, free: 5.742 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.443/1.443, allocations: 222.9 MB / 241 MB, free: 15.21 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.657/2.657, allocations: 461.9 MB / 0.7355 GB, free: 11.08 MB / 0.6075 GB Notification: Performance of FrontEnd - loaded program: time 0.001298/0.001298, allocations: 63.91 kB / 1.055 GB, free: 7.605 MB / 0.8262 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.065/1.067, allocations: 157.4 MB / 1.209 GB, free: 13.67 MB / 0.9356 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02371/1.091, allocations: 18.2 MB / 1.226 GB, free: 11.41 MB / 0.9512 GB Notification: Performance of NFInst.instExpressions: time 0.01356/1.104, allocations: 6.804 MB / 1.233 GB, free: 4.59 MB / 0.9512 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002281/1.107, allocations: 55.88 kB / 1.233 GB, free: 4.535 MB / 0.9512 GB Notification: Performance of NFTyping.typeComponents: time 0.004569/1.111, allocations: 1.457 MB / 1.234 GB, free: 3.074 MB / 0.9512 GB Notification: Performance of NFTyping.typeBindings: time 0.004513/1.116, allocations: 1.424 MB / 1.236 GB, free: 1.645 MB / 0.9512 GB Notification: Performance of NFTyping.typeClassSections: time 0.004106/1.12, allocations: 1.262 MB / 1.237 GB, free: 392 kB / 0.9512 GB Notification: Performance of NFFlatten.flatten: time 0.007275/1.127, allocations: 5.441 MB / 1.242 GB, free: 10.93 MB / 0.9669 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01063/1.138, allocations: 7.061 MB / 1.249 GB, free: 3.758 MB / 0.9669 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004588/1.142, allocations: 2.365 MB / 1.252 GB, free: 1.387 MB / 0.9669 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005825/1.148, allocations: 2.949 MB / 1.254 GB, free: 14.43 MB / 0.9825 GB Notification: Performance of NFPackage.collectConstants: time 0.002041/1.15, allocations: 0.5117 MB / 1.255 GB, free: 13.91 MB / 0.9825 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004211/1.155, allocations: 1.264 MB / 1.256 GB, free: 12.65 MB / 0.9825 GB Notification: Performance of NFScalarize.scalarize: time 0.004063/1.159, allocations: 2.238 MB / 1.258 GB, free: 10.41 MB / 0.9825 GB Notification: Performance of NFVerifyModel.verify: time 0.005465/1.164, allocations: 2.175 MB / 1.26 GB, free: 8.227 MB / 0.9825 GB Notification: Performance of NFConvertDAE.convert: time 0.0108/1.175, allocations: 7.723 MB / 1.268 GB, free: 496 kB / 0.9825 GB Notification: Performance of FrontEnd - DAE generated: time 6.612e-06/1.175, allocations: 3.938 kB / 1.268 GB, free: 492 kB / 0.9825 GB Notification: Performance of FrontEnd: time 2.234e-06/1.175, allocations: 0 / 1.268 GB, free: 492 kB / 0.9825 GB Notification: Performance of Transformations before backend: time 0.0002697/1.175, allocations: 0 / 1.268 GB, free: 492 kB / 0.9825 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 0.01241/1.188, allocations: 3.78 MB / 1.272 GB, free: 12.64 MB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 4.968e-05/1.188, allocations: 12.03 kB / 1.272 GB, free: 12.63 MB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.014/1.202, allocations: 2.403 MB / 1.274 GB, free: 10.22 MB / 0.9981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005891/1.208, allocations: 2.178 MB / 1.276 GB, free: 7.996 MB / 0.9981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003348/1.208, allocations: 267.4 kB / 1.276 GB, free: 7.734 MB / 0.9981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001889/1.21, allocations: 351.8 kB / 1.277 GB, free: 7.391 MB / 0.9981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02059/1.231, allocations: 7.13 MB / 1.284 GB, free: 160 kB / 0.9981 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001933/1.231, allocations: 4 kB / 1.284 GB, free: 156 kB / 0.9981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001568/1.232, allocations: 148 kB / 1.284 GB, free: 8 kB / 0.9981 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006194/1.233, allocations: 330 kB / 1.284 GB, free: 15.68 MB / 1.014 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01966/1.253, allocations: 7.035 MB / 1.291 GB, free: 8.637 MB / 1.014 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 0.04222/1.295, allocations: 26.42 MB / 1.317 GB, free: 12.04 MB / 1.045 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00907/1.304, allocations: 4.98 MB / 1.322 GB, free: 6.758 MB / 1.045 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006215/1.31, allocations: 2.612 MB / 1.324 GB, free: 4.121 MB / 1.045 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003559/1.311, allocations: 131 kB / 1.324 GB, free: 3.977 MB / 1.045 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.092e-05/1.311, allocations: 64.5 kB / 1.324 GB, free: 3.902 MB / 1.045 GB Notification: Performance of pre-optimization done (n=208): time 5.159e-06/1.311, allocations: 0 / 1.324 GB, free: 3.902 MB / 1.045 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 0.1128/1.424, allocations: 30.92 MB / 1.355 GB, free: 4.898 MB / 1.076 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001783/1.424, allocations: 247.6 kB / 1.355 GB, free: 4.609 MB / 1.076 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003157/1.427, allocations: 1.423 MB / 1.356 GB, free: 3.176 MB / 1.076 GB Notification: Performance of collectPreVariables (initialization): time 0.0007053/1.428, allocations: 73.7 kB / 1.356 GB, free: 3.098 MB / 1.076 GB Notification: Performance of collectInitialEqns (initialization): time 0.00128/1.429, allocations: 1.485 MB / 1.358 GB, free: 1.59 MB / 1.076 GB Notification: Performance of collectInitialBindings (initialization): time 0.0015/1.431, allocations: 0.9165 MB / 1.359 GB, free: 0.6602 MB / 1.076 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002136/1.433, allocations: 0.6396 MB / 1.359 GB, free: 12 kB / 1.076 GB Notification: Performance of setup shared object (initialization): time 0.0001611/1.433, allocations: 305.1 kB / 1.36 GB, free: 15.71 MB / 1.092 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006635/1.44, allocations: 2.694 MB / 1.362 GB, free: 13.01 MB / 1.092 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007679/1.447, allocations: 3.567 MB / 1.366 GB, free: 9.066 MB / 1.092 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01393/1.461, allocations: 6.406 MB / 1.372 GB, free: 2.262 MB / 1.092 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.425e-05/1.461, allocations: 8 kB / 1.372 GB, free: 2.254 MB / 1.092 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 0.03055/1.492, allocations: 11.02 MB / 1.383 GB, free: 7.117 MB / 1.107 GB Notification: Performance of prepare postOptimizeDAE: time 5.639e-05/1.492, allocations: 17.56 kB / 1.383 GB, free: 7.102 MB / 1.107 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.587e-05/1.492, allocations: 28 kB / 1.383 GB, free: 7.074 MB / 1.107 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02017/1.512, allocations: 5.54 MB / 1.388 GB, free: 1.52 MB / 1.107 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00464/1.517, allocations: 0.9945 MB / 1.389 GB, free: 0.5234 MB / 1.107 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04728/1.564, allocations: 28.2 MB / 1.417 GB, free: 3.867 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005111/1.569, allocations: 0.5692 MB / 1.417 GB, free: 3.297 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008615/1.57, allocations: 151.9 kB / 1.417 GB, free: 3.148 MB / 1.139 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009698/1.58, allocations: 3.991 MB / 1.421 GB, free: 15.15 MB / 1.154 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007274/1.587, allocations: 3.532 MB / 1.425 GB, free: 11.23 MB / 1.154 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09159/1.679, allocations: 24.64 MB / 1.449 GB, free: 2.09 MB / 1.17 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.083e-05/1.679, allocations: 8 kB / 1.449 GB, free: 2.082 MB / 1.17 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 0.02902/1.708, allocations: 10.53 MB / 1.459 GB, free: 7.414 MB / 1.186 GB Notification: Performance of prepare postOptimizeDAE: time 5.578e-05/1.708, allocations: 23.98 kB / 1.459 GB, free: 7.391 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.197e-05/1.708, allocations: 24 kB / 1.459 GB, free: 7.367 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01627/1.725, allocations: 4.326 MB / 1.463 GB, free: 3.023 MB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005173/1.73, allocations: 1.037 MB / 1.464 GB, free: 1.984 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04433/1.774, allocations: 27.11 MB / 1.491 GB, free: 6.141 MB / 1.217 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005318/1.78, allocations: 0.5575 MB / 1.491 GB, free: 5.582 MB / 1.217 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00089/1.78, allocations: 148 kB / 1.492 GB, free: 5.438 MB / 1.217 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 0.001743/1.782, allocations: 401 kB / 1.492 GB, free: 5.043 MB / 1.217 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001144/1.783, allocations: 197.7 kB / 1.492 GB, free: 4.848 MB / 1.217 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 0.03004/1.813, allocations: 10.16 MB / 1.502 GB, free: 10.61 MB / 1.232 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.899e-05/1.813, allocations: 32 kB / 1.502 GB, free: 10.58 MB / 1.232 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.63e-05/1.814, allocations: 12 kB / 1.502 GB, free: 10.57 MB / 1.232 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.863e-05/1.814, allocations: 15.95 kB / 1.502 GB, free: 10.55 MB / 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 0.04173/1.855, allocations: 16.26 MB / 1.518 GB, free: 10.04 MB / 1.248 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.775e-05/1.855, allocations: 9 kB / 1.518 GB, free: 10.03 MB / 1.248 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003697/1.859, allocations: 0.7333 MB / 1.519 GB, free: 9.293 MB / 1.248 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01902/1.878, allocations: 5.189 MB / 1.524 GB, free: 4.094 MB / 1.248 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007238/1.879, allocations: 75.95 kB / 1.524 GB, free: 4.02 MB / 1.248 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04413/1.923, allocations: 27.23 MB / 1.55 GB, free: 8.281 MB / 1.279 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.29e-05/1.923, allocations: 12.03 kB / 1.55 GB, free: 8.27 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 0.878/2.801, allocations: 10.09 MB / 1.56 GB, free: 324.1 MB / 1.279 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002178/2.803, allocations: 0.7201 MB / 1.561 GB, free: 324.1 MB / 1.279 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007144/2.804, allocations: 53.48 kB / 1.561 GB, free: 324.1 MB / 1.279 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00435/2.808, allocations: 0.507 MB / 1.562 GB, free: 324.1 MB / 1.279 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001055/2.81, allocations: 227.5 kB / 1.562 GB, free: 324.1 MB / 1.279 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003932/2.81, allocations: 92.3 kB / 1.562 GB, free: 324.1 MB / 1.279 GB Notification: Performance of sorting global known variables: time 0.0019/2.812, allocations: 0.9753 MB / 1.563 GB, free: 323.9 MB / 1.279 GB Notification: Performance of sort global known variables: time 1.8e-07/2.812, allocations: 0 / 1.563 GB, free: 323.9 MB / 1.279 GB Notification: Performance of remove unused functions: time 0.007192/2.819, allocations: 1.843 MB / 1.565 GB, free: 323.9 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 0.00066/2.82, allocations: 187 kB / 1.565 GB, free: 323.8 MB / 1.279 GB Notification: Performance of simCode: created initialization part: time 0.0293/2.849, allocations: 12.45 MB / 1.577 GB, free: 322.1 MB / 1.279 GB Notification: Performance of simCode: created event and clocks part: time 1.352e-05/2.849, allocations: 3.75 kB / 1.577 GB, free: 322.1 MB / 1.279 GB Notification: Performance of simCode: created simulation system equations: time 0.009941/2.859, allocations: 4.428 MB / 1.581 GB, free: 320.6 MB / 1.279 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002457/2.862, allocations: 262.3 kB / 1.582 GB, free: 320.5 MB / 1.279 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0198/2.881, allocations: 9.516 MB / 1.591 GB, free: 317 MB / 1.279 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002715/2.884, allocations: 2.909 MB / 1.594 GB, free: 315.8 MB / 1.279 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001175/2.885, allocations: 212.8 kB / 1.594 GB, free: 315.8 MB / 1.279 GB Notification: Performance of SimCode: time 6.72e-07/2.885, allocations: 3.125 kB / 1.594 GB, free: 315.8 MB / 1.279 GB Notification: Performance of Templates: time 0.09423/2.98, allocations: 107.3 MB / 1.699 GB, free: 213 MB / 1.279 GB make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)