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 11.0.0-master/package.mo", uses=false)
Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-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 0.001022/0.001022, allocations: 91.77 kB / 15.06 MB, free: 1.098 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001111/0.001111, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.482/1.482, allocations: 223.3 MB / 240 MB, free: 5.434 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 3.249/3.249, allocations: 462.6 MB / 0.736 GB, free: 15.71 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003819/0.0003824, allocations: 12.69 kB / 0.9022 GB, free: 36.66 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.393/0.3934, allocations: 159.6 MB / 1.058 GB, free: 5.273 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02109/0.4146, allocations: 16.51 MB / 1.074 GB, free: 4.715 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.01256/0.4272, allocations: 6.44 MB / 1.08 GB, free: 14.26 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002088/0.4293, allocations: 47.81 kB / 1.081 GB, free: 14.21 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.001618/0.431, allocations: 365.4 kB / 1.081 GB, free: 13.86 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.003774/0.4348, allocations: 1.121 MB / 1.082 GB, free: 12.73 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002927/0.4377, allocations: 0.7741 MB / 1.083 GB, free: 11.96 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.008257/0.446, allocations: 6.462 MB / 1.089 GB, free: 5.48 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01395/0.46, allocations: 7.444 MB / 1.096 GB, free: 13.96 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00405/0.4641, allocations: 1.701 MB / 1.098 GB, free: 12.26 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005926/0.47, allocations: 2.602 MB / 1.1 GB, free: 9.648 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.001503/0.4716, allocations: 236 kB / 1.101 GB, free: 9.418 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003211/0.4748, allocations: 0.679 MB / 1.101 GB, free: 8.738 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.004025/0.4788, allocations: 1.89 MB / 1.103 GB, free: 6.844 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.002269/0.4811, allocations: 0.6875 MB / 1.104 GB, free: 6.148 MB / 0.8575 GB
Notification: Performance of NFConvertDAE.convert: time 0.00955/0.4907, allocations: 6.421 MB / 1.11 GB, free: 15.71 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 5.931e-06/0.4907, allocations: 0 / 1.11 GB, free: 15.71 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 2.124e-06/0.4907, allocations: 0 / 1.11 GB, free: 15.71 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 0.000271/0.491, allocations: 0 / 1.11 GB, free: 15.71 MB / 0.8731 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 0.008921/0.4999, allocations: 3.109 MB / 1.113 GB, free: 12.54 MB / 0.8731 GB
Notification: Performance of prepare preOptimizeDAE: time 4.527e-05/0.5, allocations: 12.03 kB / 1.113 GB, free: 12.53 MB / 0.8731 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01201/0.512, allocations: 2.348 MB / 1.116 GB, free: 10.18 MB / 0.8731 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004764/0.5168, allocations: 2.123 MB / 1.118 GB, free: 8.008 MB / 0.8731 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002921/0.5171, allocations: 263.1 kB / 1.118 GB, free: 7.75 MB / 0.8731 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001434/0.5186, allocations: 348 kB / 1.118 GB, free: 7.41 MB / 0.8731 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02045/0.539, allocations: 7.068 MB / 1.125 GB, free: 240 kB / 0.8731 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001342/0.5392, allocations: 11.92 kB / 1.125 GB, free: 228 kB / 0.8731 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001166/0.5404, allocations: 147.9 kB / 1.125 GB, free: 80 kB / 0.8731 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000546/0.5409, allocations: 330 kB / 1.126 GB, free: 15.75 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02149/0.5624, allocations: 6.961 MB / 1.132 GB, free: 8.781 MB / 0.8887 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04752/0.6101, allocations: 26.57 MB / 1.158 GB, free: 12.04 MB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008748/0.6188, allocations: 4.995 MB / 1.163 GB, free: 6.738 MB / 0.92 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006168/0.625, allocations: 2.6 MB / 1.166 GB, free: 4.109 MB / 0.92 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003814/0.6255, allocations: 135 kB / 1.166 GB, free: 3.961 MB / 0.92 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.834e-05/0.6256, allocations: 60.56 kB / 1.166 GB, free: 3.891 MB / 0.92 GB
Notification: Performance of pre-optimization done (n=208): time 4.448e-06/0.6256, allocations: 0 / 1.166 GB, free: 3.891 MB / 0.92 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 0.1054/0.731, allocations: 30.91 MB / 1.196 GB, free: 4.906 MB / 0.9512 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001599/0.7312, allocations: 243.6 kB / 1.196 GB, free: 4.621 MB / 0.9512 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002241/0.7335, allocations: 1.388 MB / 1.198 GB, free: 3.223 MB / 0.9512 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006309/0.7341, allocations: 73.7 kB / 1.198 GB, free: 3.145 MB / 0.9512 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001499/0.7356, allocations: 1.485 MB / 1.199 GB, free: 1.637 MB / 0.9512 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001416/0.737, allocations: 0.9165 MB / 1.2 GB, free: 0.707 MB / 0.9512 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000239/0.7373, allocations: 64 kB / 1.2 GB, free: 0.6445 MB / 0.9512 GB
Notification: Performance of setup shared object (initialization): time 0.0002499/0.7375, allocations: 444.6 kB / 1.201 GB, free: 208 kB / 0.9512 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005514/0.7431, allocations: 2.645 MB / 1.203 GB, free: 13.55 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006517/0.7496, allocations: 3.54 MB / 1.207 GB, free: 9.633 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006173/0.7558, allocations: 3.095 MB / 1.21 GB, free: 6.516 MB / 0.9669 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.674e-05/0.7559, allocations: 8 kB / 1.21 GB, free: 6.508 MB / 0.9669 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 0.0273/0.7832, allocations: 11 MB / 1.22 GB, free: 11.41 MB / 0.9825 GB
Notification: Performance of prepare postOptimizeDAE: time 0.001052/0.7843, allocations: 0.8592 MB / 1.221 GB, free: 10.17 MB / 0.9825 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001001/0.7844, allocations: 28.19 kB / 1.221 GB, free: 10.14 MB / 0.9825 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02128/0.8057, allocations: 5.872 MB / 1.227 GB, free: 4.254 MB / 0.9825 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004252/0.81, allocations: 0.9945 MB / 1.228 GB, free: 3.258 MB / 0.9825 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7044/1.514, allocations: 25.86 MB / 1.253 GB, free: 162.9 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003804/1.518, allocations: 0.5491 MB / 1.254 GB, free: 162.9 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004411/1.519, allocations: 155.2 kB / 1.254 GB, free: 162.9 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.008e-05/1.519, allocations: 5.438 kB / 1.254 GB, free: 162.9 MB / 0.9981 GB
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information.
Notification: Performance of <failed> postOpt replaceHomotopyWithSimplified (initialization): time 0.00623/1.525, allocations: 3.082 MB / 1.257 GB, free: 162.8 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated