Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.0-maint.10.0.x/package.mo", uses=false)
Using package Buildings with version 10.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.0-maint.10.0.x/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001147/0.001147, allocations: 86.64 kB / 15.06 MB, free: 1.09 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001378/0.001377, allocations: 168.7 kB / 15.95 MB, free: 204 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.594/1.594, allocations: 223.3 MB / 240 MB, free: 5.301 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.0-maint.10.0.x/package.mo): time 2.78/2.78, allocations: 437.7 MB / 0.7117 GB, free: 7.094 MB / 0.5606 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003674/0.0003674, allocations: 12 kB / 0.8722 GB, free: 3.664 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7992/0.7995, allocations: 153.8 MB / 1.022 GB, free: 52 kB / 0.7637 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01896/0.8185, allocations: 16.58 MB / 1.039 GB, free: 15.41 MB / 0.795 GB
Notification: Performance of NFInst.instExpressions: time 0.01165/0.8303, allocations: 6.457 MB / 1.045 GB, free: 8.938 MB / 0.795 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002007/0.8323, allocations: 47.81 kB / 1.045 GB, free: 8.891 MB / 0.795 GB
Notification: Performance of NFTyping.typeComponents: time 0.001399/0.8337, allocations: 373.3 kB / 1.045 GB, free: 8.523 MB / 0.795 GB
Notification: Performance of NFTyping.typeBindings: time 0.004035/0.8378, allocations: 1.14 MB / 1.046 GB, free: 7.379 MB / 0.795 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003431/0.8412, allocations: 0.7758 MB / 1.047 GB, free: 6.602 MB / 0.795 GB
Notification: Performance of NFFlatten.flatten: time 0.009079/0.8503, allocations: 6.485 MB / 1.054 GB, free: 104 kB / 0.795 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01436/0.8648, allocations: 7.466 MB / 1.061 GB, free: 8.578 MB / 0.8106 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004126/0.8689, allocations: 1.709 MB / 1.062 GB, free: 6.863 MB / 0.8106 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005432/0.8744, allocations: 2.606 MB / 1.065 GB, free: 4.25 MB / 0.8106 GB
Notification: Performance of NFPackage.collectConstants: time 0.00149/0.8759, allocations: 236 kB / 1.065 GB, free: 4.02 MB / 0.8106 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003174/0.8791, allocations: 0.679 MB / 1.066 GB, free: 3.34 MB / 0.8106 GB
Notification: Performance of NFScalarize.scalarize: time 0.003763/0.8829, allocations: 1.89 MB / 1.068 GB, free: 1.445 MB / 0.8106 GB
Notification: Performance of NFVerifyModel.verify: time 0.002032/0.8849, allocations: 0.6914 MB / 1.068 GB, free: 0.7461 MB / 0.8106 GB
Notification: Performance of NFConvertDAE.convert: time 0.008671/0.8936, allocations: 6.454 MB / 1.075 GB, free: 10.28 MB / 0.8262 GB
Notification: Performance of FrontEnd - DAE generated: time 8.756e-06/0.8937, allocations: 0 / 1.075 GB, free: 10.28 MB / 0.8262 GB
Notification: Performance of FrontEnd: time 3.035e-06/0.8937, allocations: 0 / 1.075 GB, free: 10.28 MB / 0.8262 GB
Notification: Performance of Transformations before backend: time 0.0003167/0.894, allocations: 0 / 1.075 GB, free: 10.28 MB / 0.8262 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 0.009204/0.9032, allocations: 3.134 MB / 1.078 GB, free: 7.086 MB / 0.8262 GB
Notification: Performance of prepare preOptimizeDAE: time 5.905e-05/0.9033, allocations: 12.55 kB / 1.078 GB, free: 7.074 MB / 0.8262 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01229/0.9156, allocations: 2.363 MB / 1.08 GB, free: 4.703 MB / 0.8262 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005499/0.9212, allocations: 2.127 MB / 1.082 GB, free: 2.527 MB / 0.8262 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003079/0.9215, allocations: 271.1 kB / 1.082 GB, free: 2.262 MB / 0.8262 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001735/0.9232, allocations: 347.9 kB / 1.083 GB, free: 1.922 MB / 0.8262 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02161/0.9449, allocations: 7.096 MB / 1.09 GB, free: 10.73 MB / 0.8419 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001691/0.9451, allocations: 7.938 kB / 1.09 GB, free: 10.72 MB / 0.8419 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001522/0.9466, allocations: 148 kB / 1.09 GB, free: 10.57 MB / 0.8419 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006017/0.9472, allocations: 342 kB / 1.09 GB, free: 10.24 MB / 0.8419 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01895/0.9662, allocations: 6.977 MB / 1.097 GB, free: 3.246 MB / 0.8419 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 0.04524/1.011, allocations: 26.71 MB / 1.123 GB, free: 6.348 MB / 0.8731 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009338/1.021, allocations: 4.972 MB / 1.128 GB, free: 1.07 MB / 0.8731 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005931/1.027, allocations: 2.6 MB / 1.131 GB, free: 14.45 MB / 0.8887 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003921/1.027, allocations: 139 kB / 1.131 GB, free: 14.29 MB / 0.8887 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.783e-05/1.027, allocations: 64.45 kB / 1.131 GB, free: 14.22 MB / 0.8887 GB
Notification: Performance of pre-optimization done (n=208): time 4.529e-06/1.027, allocations: 3.938 kB / 1.131 GB, free: 14.21 MB / 0.8887 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 0.1017/1.129, allocations: 30.96 MB / 1.161 GB, free: 15.18 MB / 0.92 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001438/1.129, allocations: 243.6 kB / 1.161 GB, free: 14.89 MB / 0.92 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002389/1.132, allocations: 1.434 MB / 1.163 GB, free: 13.45 MB / 0.92 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005778/1.132, allocations: 65.7 kB / 1.163 GB, free: 13.38 MB / 0.92 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001055/1.133, allocations: 1.501 MB / 1.164 GB, free: 11.86 MB / 0.92 GB
Notification: Performance of collectInitialBindings (initialization): time 0.00121/1.134, allocations: 0.9203 MB / 1.165 GB, free: 10.93 MB / 0.92 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004171/1.135, allocations: 64 kB / 1.165 GB, free: 10.86 MB / 0.92 GB
Notification: Performance of setup shared object (initialization): time 0.000279/1.135, allocations: 440.7 kB / 1.165 GB, free: 10.43 MB / 0.92 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005642/1.141, allocations: 2.645 MB / 1.168 GB, free: 7.777 MB / 0.92 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006339/1.147, allocations: 3.544 MB / 1.172 GB, free: 3.855 MB / 0.92 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006914/1.154, allocations: 3.091 MB / 1.175 GB, free: 0.7422 MB / 0.92 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.019e-05/1.154, allocations: 8 kB / 1.175 GB, free: 0.7344 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.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 0.02812/1.182, allocations: 11.01 MB / 1.185 GB, free: 5.617 MB / 0.9356 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000859/1.183, allocations: 0.8593 MB / 1.186 GB, free: 4.383 MB / 0.9356 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.267e-05/1.183, allocations: 24 kB / 1.186 GB, free: 4.359 MB / 0.9356 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02077/1.204, allocations: 5.887 MB / 1.192 GB, free: 14.45 MB / 0.9512 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004339/1.208, allocations: 0.9828 MB / 1.193 GB, free: 13.47 MB / 0.9512 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04295/1.251, allocations: 25.92 MB / 1.218 GB, free: 3.113 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004542/1.256, allocations: 0.5497 MB / 1.219 GB, free: 2.562 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008095/1.257, allocations: 155.9 kB / 1.219 GB, free: 2.41 MB / 0.9669 GB
Notification: Performance of prepare postOptimizeDAE: time 1.222e-05/1.257, allocations: 8 kB / 1.219 GB, free: 2.402 MB / 0.9669 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 0.007827/1.265, allocations: 3.079 MB / 1.222 GB, free: 15.3 MB / 0.9825 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated