Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 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.UnbalancedStepUp.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.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00656/0.00656, allocations: 97.62 kB / 15.73 MB, free: 6.047 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001186/0.001186, allocations: 201.1 kB / 16.68 MB, free: 5.969 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.409/1.409, allocations: 222.9 MB / 240.4 MB, free: 4.332 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 2.911/2.911, allocations: 472.6 MB / 0.7453 GB, free: 4.543 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.001291/0.001291, allocations: 67.91 kB / 1.07 GB, free: 9.082 MB / 0.8262 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3567/0.358, allocations: 159.9 MB / 1.226 GB, free: 9.07 MB / 0.9825 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02199/0.3801, allocations: 18.28 MB / 1.244 GB, free: 6.727 MB / 0.9981 GB Notification: Performance of NFInst.instExpressions: time 0.6871/1.067, allocations: 6.872 MB / 1.25 GB, free: 9.262 MB / 0.9981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001624/1.069, allocations: 57.19 kB / 1.25 GB, free: 9.262 MB / 0.9981 GB Notification: Performance of NFTyping.typeComponents: time 0.00352/1.072, allocations: 1.457 MB / 1.252 GB, free: 9.262 MB / 0.9981 GB Notification: Performance of NFTyping.typeBindings: time 0.00345/1.076, allocations: 1.45 MB / 1.253 GB, free: 9.188 MB / 0.9981 GB Notification: Performance of NFTyping.typeClassSections: time 0.002907/1.079, allocations: 1.27 MB / 1.254 GB, free: 9.16 MB / 0.9981 GB Notification: Performance of NFFlatten.flatten: time 0.006582/1.085, allocations: 5.467 MB / 1.26 GB, free: 8.973 MB / 0.9981 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008197/1.094, allocations: 7.113 MB / 1.267 GB, free: 7.543 MB / 0.9981 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005221/1.099, allocations: 2.364 MB / 1.269 GB, free: 7.242 MB / 0.9981 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005473/1.104, allocations: 2.976 MB / 1.272 GB, free: 6.891 MB / 0.9981 GB Notification: Performance of NFPackage.collectConstants: time 0.001472/1.106, allocations: 0.5145 MB / 1.272 GB, free: 6.891 MB / 0.9981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003283/1.109, allocations: 1.271 MB / 1.274 GB, free: 6.715 MB / 0.9981 GB Notification: Performance of NFScalarize.scalarize: time 0.003573/1.113, allocations: 2.244 MB / 1.276 GB, free: 5.891 MB / 0.9981 GB Notification: Performance of NFVerifyModel.verify: time 0.003749/1.116, allocations: 2.194 MB / 1.278 GB, free: 4.48 MB / 0.9981 GB Notification: Performance of NFConvertDAE.convert: time 0.01112/1.128, allocations: 7.789 MB / 1.286 GB, free: 2.203 MB / 0.9981 GB Notification: Performance of FrontEnd - DAE generated: time 6.682e-06/1.128, allocations: 5 kB / 1.286 GB, free: 2.199 MB / 0.9981 GB Notification: Performance of FrontEnd: time 1.443e-06/1.128, allocations: 3.938 kB / 1.286 GB, free: 2.195 MB / 0.9981 GB Notification: Performance of Transformations before backend: time 0.0002099/1.128, allocations: 0.5625 kB / 1.286 GB, free: 2.195 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 0.01117/1.139, allocations: 3.915 MB / 1.289 GB, free: 20 kB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 4.627e-05/1.139, allocations: 9.062 kB / 1.289 GB, free: 20 kB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01442/1.154, allocations: 2.43 MB / 1.292 GB, free: 15.74 MB / 1.014 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005963/1.16, allocations: 2.199 MB / 1.294 GB, free: 14.64 MB / 1.014 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002448/1.16, allocations: 269 kB / 1.294 GB, free: 14.52 MB / 1.014 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001313/1.161, allocations: 347.9 kB / 1.295 GB, free: 14.42 MB / 1.014 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01862/1.18, allocations: 7.161 MB / 1.302 GB, free: 12.04 MB / 1.014 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.034e-05/1.18, allocations: 1.625 kB / 1.302 GB, free: 12.04 MB / 1.014 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006017/1.181, allocations: 156.2 kB / 1.302 GB, free: 11.93 MB / 1.014 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005311/1.181, allocations: 335 kB / 1.302 GB, free: 11.89 MB / 1.014 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01845/1.2, allocations: 7.048 MB / 1.309 GB, free: 9.23 MB / 1.014 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03951/1.239, allocations: 26.53 MB / 1.335 GB, free: 2.457 MB / 1.029 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00942/1.249, allocations: 5.008 MB / 1.34 GB, free: 15.02 MB / 1.045 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006336/1.255, allocations: 2.612 MB / 1.342 GB, free: 13.69 MB / 1.045 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000343/1.255, allocations: 134 kB / 1.342 GB, free: 13.57 MB / 1.045 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.826e-05/1.255, allocations: 62.84 kB / 1.342 GB, free: 13.52 MB / 1.045 GB Notification: Performance of pre-optimization done (n=208): time 4.328e-06/1.255, allocations: 3.75 kB / 1.342 GB, free: 13.52 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.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 0.1111/1.366, allocations: 31.18 MB / 1.373 GB, free: 2.242 MB / 1.061 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001368/1.367, allocations: 239.6 kB / 1.373 GB, free: 1.957 MB / 1.061 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003227/1.37, allocations: 1.469 MB / 1.375 GB, free: 492 kB / 1.061 GB Notification: Performance of collectPreVariables (initialization): time 0.0007785/1.371, allocations: 73.7 kB / 1.375 GB, free: 412 kB / 1.061 GB Notification: Performance of collectInitialEqns (initialization): time 0.001403/1.372, allocations: 1.548 MB / 1.376 GB, free: 14.85 MB / 1.076 GB Notification: Performance of collectInitialBindings (initialization): time 0.001681/1.374, allocations: 0.9671 MB / 1.377 GB, free: 13.89 MB / 1.076 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002187/1.376, allocations: 0.636 MB / 1.378 GB, free: 13.25 MB / 1.076 GB Notification: Performance of setup shared object (initialization): time 0.0001027/1.376, allocations: 305.1 kB / 1.378 GB, free: 12.95 MB / 1.076 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006673/1.383, allocations: 2.69 MB / 1.381 GB, free: 10.25 MB / 1.076 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007146/1.39, allocations: 3.565 MB / 1.384 GB, free: 6.309 MB / 1.076 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0138/1.404, allocations: 6.407 MB / 1.39 GB, free: 15.52 MB / 1.092 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.869e-05/1.404, allocations: 8 kB / 1.39 GB, free: 15.51 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.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 0.02953/1.433, allocations: 11 MB / 1.401 GB, free: 4.406 MB / 1.092 GB Notification: Performance of prepare postOptimizeDAE: time 5.231e-05/1.433, allocations: 16 kB / 1.401 GB, free: 4.391 MB / 1.092 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.624e-05/1.434, allocations: 31.98 kB / 1.401 GB, free: 4.359 MB / 1.092 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02102/1.455, allocations: 5.557 MB / 1.407 GB, free: 14.79 MB / 1.107 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004869/1.459, allocations: 0.9867 MB / 1.408 GB, free: 13.8 MB / 1.107 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04536/1.505, allocations: 28.21 MB / 1.435 GB, free: 1.152 MB / 1.123 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00504/1.51, allocations: 0.5733 MB / 1.436 GB, free: 0.5781 MB / 1.123 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008406/1.511, allocations: 151.9 kB / 1.436 GB, free: 440 kB / 1.123 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009362/1.52, allocations: 3.99 MB / 1.44 GB, free: 12.43 MB / 1.139 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00737/1.528, allocations: 3.534 MB / 1.443 GB, free: 8.52 MB / 1.139 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09196/1.62, allocations: 24.62 MB / 1.467 GB, free: 15.4 MB / 1.17 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.242e-05/1.62, allocations: 8 kB / 1.467 GB, free: 15.39 MB / 1.17 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 0.02875/1.648, allocations: 10.53 MB / 1.477 GB, free: 4.723 MB / 1.17 GB Notification: Performance of prepare postOptimizeDAE: time 4.269e-05/1.648, allocations: 20.09 kB / 1.478 GB, free: 4.703 MB / 1.17 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.898e-05/1.649, allocations: 27.94 kB / 1.478 GB, free: 4.676 MB / 1.17 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0155/1.664, allocations: 4.324 MB / 1.482 GB, free: 340 kB / 1.17 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004866/1.669, allocations: 1.041 MB / 1.483 GB, free: 15.29 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03687/1.706, allocations: 27.16 MB / 1.509 GB, free: 3.426 MB / 1.201 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005134/1.711, allocations: 0.5576 MB / 1.51 GB, free: 2.867 MB / 1.201 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008099/1.712, allocations: 151.9 kB / 1.51 GB, free: 2.719 MB / 1.201 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 0.00172/1.714, allocations: 399.3 kB / 1.51 GB, free: 2.32 MB / 1.201 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009352/1.715, allocations: 214.6 kB / 1.511 GB, free: 2.109 MB / 1.201 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 0.02843/1.743, allocations: 10.16 MB / 1.52 GB, free: 7.875 MB / 1.217 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.882e-05/1.743, allocations: 32 kB / 1.521 GB, free: 7.844 MB / 1.217 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.448e-05/1.743, allocations: 12 kB / 1.521 GB, free: 7.832 MB / 1.217 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.521e-05/1.743, allocations: 11.95 kB / 1.521 GB, free: 7.82 MB / 1.217 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 0.0586/1.802, allocations: 16.32 MB / 1.536 GB, free: 7.305 MB / 1.232 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.763e-05/1.802, allocations: 8.156 kB / 1.536 GB, free: 7.297 MB / 1.232 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00687/1.809, allocations: 0.7372 MB / 1.537 GB, free: 6.559 MB / 1.232 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.03866/1.847, allocations: 5.176 MB / 1.542 GB, free: 1.367 MB / 1.232 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.001148/1.849, allocations: 75.95 kB / 1.542 GB, free: 1.293 MB / 1.232 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.07764/1.926, allocations: 27.23 MB / 1.569 GB, free: 5.59 MB / 1.264 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.092e-05/1.926, allocations: 16.41 kB / 1.569 GB, free: 5.574 MB / 1.264 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 0.04453/1.971, allocations: 10.15 MB / 1.579 GB, free: 11.17 MB / 1.279 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0029/1.974, allocations: 0.7376 MB / 1.58 GB, free: 10.41 MB / 1.279 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001145/1.975, allocations: 63.86 kB / 1.58 GB, free: 10.35 MB / 1.279 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.006868/1.982, allocations: 0.507 MB / 1.58 GB, free: 9.844 MB / 1.279 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001273/1.983, allocations: 222.4 kB / 1.58 GB, free: 9.625 MB / 1.279 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005264/1.984, allocations: 87.95 kB / 1.58 GB, free: 9.539 MB / 1.279 GB Notification: Performance of sorting global known variables: time 0.002863/1.987, allocations: 1.013 MB / 1.581 GB, free: 8.523 MB / 1.279 GB Notification: Performance of sort global known variables: time 2.645e-06/1.987, allocations: 0 / 1.581 GB, free: 8.523 MB / 1.279 GB Notification: Performance of remove unused functions: time 0.01093/1.998, allocations: 1.855 MB / 1.583 GB, free: 6.668 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 0.0007148/1.998, allocations: 174.9 kB / 1.583 GB, free: 6.488 MB / 1.279 GB Notification: Performance of simCode: created initialization part: time 0.03138/2.03, allocations: 12.47 MB / 1.596 GB, free: 9.914 MB / 1.295 GB Notification: Performance of simCode: created event and clocks part: time 1.287e-05/2.03, allocations: 0 / 1.596 GB, free: 9.914 MB / 1.295 GB Notification: Performance of simCode: created simulation system equations: time 0.01109/2.041, allocations: 4.406 MB / 1.6 GB, free: 5.461 MB / 1.295 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002917/2.044, allocations: 294.5 kB / 1.6 GB, free: 5.18 MB / 1.295 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02531/2.069, allocations: 9.583 MB / 1.61 GB, free: 11.46 MB / 1.311 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003748/2.073, allocations: 2.849 MB / 1.612 GB, free: 8.582 MB / 1.311 GB Notification: Performance of simCode: alias equations: time 0.004952/2.078, allocations: 1.653 MB / 1.614 GB, free: 6.926 MB / 1.311 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007982/2.079, allocations: 171.3 kB / 1.614 GB, free: 6.762 MB / 1.311 GB Notification: Performance of SimCode: time 6.21e-07/2.079, allocations: 4 kB / 1.614 GB, free: 6.758 MB / 1.311 GB Notification: Performance of Templates: time 0.1148/2.194, allocations: 79.33 MB / 1.692 GB, free: 7.617 MB / 1.389 GB make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)