Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.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.UnbalancedStepDown.DD,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.UnbalancedStepDown.DD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,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.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001124/0.001124, allocations: 100.1 kB / 15.71 MB, free: 452 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001835/0.001835, allocations: 174.8 kB / 16.58 MB, free: 6.422 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.538/1.538, allocations: 223.3 MB / 240.6 MB, free: 5.383 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.806/2.806, allocations: 436.7 MB / 0.7113 GB, free: 7.758 MB / 0.5606 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003467/0.0003471, allocations: 8 kB / 0.8717 GB, free: 4.68 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8565/0.8569, allocations: 153.7 MB / 1.022 GB, free: 1.047 MB / 0.7637 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01686/0.8738, allocations: 14.85 MB / 1.036 GB, free: 2.145 MB / 0.7794 GB
Notification: Performance of NFInst.instExpressions: time 0.01062/0.8844, allocations: 6.094 MB / 1.042 GB, free: 12.04 MB / 0.795 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001833/0.8863, allocations: 39.88 kB / 1.042 GB, free: 12 MB / 0.795 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009644/0.8873, allocations: 329.6 kB / 1.043 GB, free: 11.67 MB / 0.795 GB
Notification: Performance of NFTyping.typeBindings: time 0.002938/0.8903, allocations: 1.07 MB / 1.044 GB, free: 10.6 MB / 0.795 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002381/0.8926, allocations: 0.7602 MB / 1.044 GB, free: 9.836 MB / 0.795 GB
Notification: Performance of NFFlatten.flatten: time 0.00684/0.8995, allocations: 5.885 MB / 1.05 GB, free: 3.938 MB / 0.795 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008907/0.9084, allocations: 5.989 MB / 1.056 GB, free: 13.88 MB / 0.8106 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003087/0.9115, allocations: 1.53 MB / 1.057 GB, free: 12.35 MB / 0.8106 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00409/0.9156, allocations: 2.384 MB / 1.06 GB, free: 9.957 MB / 0.8106 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005412/0.9162, allocations: 216 kB / 1.06 GB, free: 9.746 MB / 0.8106 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001818/0.918, allocations: 0.6633 MB / 1.061 GB, free: 9.082 MB / 0.8106 GB
Notification: Performance of NFScalarize.scalarize: time 0.001868/0.9199, allocations: 1.707 MB / 1.062 GB, free: 7.371 MB / 0.8106 GB
Notification: Performance of NFVerifyModel.verify: time 0.0008562/0.9208, allocations: 0.6095 MB / 1.063 GB, free: 6.754 MB / 0.8106 GB
Notification: Performance of NFConvertDAE.convert: time 0.005857/0.9266, allocations: 5.542 MB / 1.068 GB, free: 1.199 MB / 0.8106 GB
Notification: Performance of FrontEnd - DAE generated: time 4.899e-06/0.9267, allocations: 0 / 1.068 GB, free: 1.199 MB / 0.8106 GB
Notification: Performance of FrontEnd: time 1.373e-06/0.9267, allocations: 0 / 1.068 GB, free: 1.199 MB / 0.8106 GB
Notification: Performance of Transformations before backend: time 0.0001761/0.9269, allocations: 0 / 1.068 GB, free: 1.199 MB / 0.8106 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 874
 * Number of variables: 874
Notification: Performance of Generate backend data structure: time 0.006802/0.9337, allocations: 2.88 MB / 1.071 GB, free: 14.26 MB / 0.8262 GB
Notification: Performance of prepare preOptimizeDAE: time 4.593e-05/0.9337, allocations: 11.98 kB / 1.071 GB, free: 14.25 MB / 0.8262 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01201/0.9457, allocations: 2.313 MB / 1.073 GB, free: 11.93 MB / 0.8262 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005512/0.9513, allocations: 1.947 MB / 1.075 GB, free: 9.934 MB / 0.8262 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002218/0.9516, allocations: 234.2 kB / 1.076 GB, free: 9.703 MB / 0.8262 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001041/0.9526, allocations: 304 kB / 1.076 GB, free: 9.406 MB / 0.8262 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01655/0.9692, allocations: 6.403 MB / 1.082 GB, free: 2.891 MB / 0.8262 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.95e-05/0.9693, allocations: 4 kB / 1.082 GB, free: 2.887 MB / 0.8262 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004342/0.9697, allocations: 132 kB / 1.082 GB, free: 2.758 MB / 0.8262 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004913/0.9702, allocations: 329.2 kB / 1.082 GB, free: 2.434 MB / 0.8262 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0156/0.9858, allocations: 6.559 MB / 1.089 GB, free: 11.86 MB / 0.8419 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03383/1.02, allocations: 24.89 MB / 1.113 GB, free: 0.9102 MB / 0.8575 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009096/1.029, allocations: 5.415 MB / 1.118 GB, free: 11.13 MB / 0.8731 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006423/1.035, allocations: 2.94 MB / 1.121 GB, free: 8.176 MB / 0.8731 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003767/1.036, allocations: 131 kB / 1.121 GB, free: 8.031 MB / 0.8731 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.387e-05/1.036, allocations: 72.39 kB / 1.122 GB, free: 7.949 MB / 0.8731 GB
Notification: Performance of pre-optimization done (n=230): time 5.61e-06/1.036, allocations: 4 kB / 1.122 GB, free: 7.945 MB / 0.8731 GB
Notification: Performance of matching and sorting (n=313): time 0.1451/1.181, allocations: 39.53 MB / 1.16 GB, free: 372 kB / 0.9044 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001589/1.181, allocations: 247.9 kB / 1.16 GB, free: 72 kB / 0.9044 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001965/1.183, allocations: 1.263 MB / 1.162 GB, free: 14.79 MB / 0.92 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006882/1.184, allocations: 77.7 kB / 1.162 GB, free: 14.71 MB / 0.92 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009857/1.185, allocations: 1.242 MB / 1.163 GB, free: 13.45 MB / 0.92 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001416/1.186, allocations: 1.051 MB / 1.164 GB, free: 12.38 MB / 0.92 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002464/1.186, allocations: 64 kB / 1.164 GB, free: 12.32 MB / 0.92 GB
Notification: Performance of setup shared object (initialization): time 0.0002488/1.187, allocations: 440.8 kB / 1.164 GB, free: 11.88 MB / 0.92 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005549/1.192, allocations: 2.735 MB / 1.167 GB, free: 9.145 MB / 0.92 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006334/1.199, allocations: 3.431 MB / 1.17 GB, free: 5.453 MB / 0.92 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006538/1.205, allocations: 3.15 MB / 1.174 GB, free: 2.285 MB / 0.92 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.785e-05/1.205, allocations: 4 kB / 1.174 GB, free: 2.281 MB / 0.92 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02735/1.233, allocations: 11 MB / 1.184 GB, free: 7.227 MB / 0.9356 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007209/1.233, allocations: 0.6185 MB / 1.185 GB, free: 6.352 MB / 0.9356 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.138e-05/1.233, allocations: 20 kB / 1.185 GB, free: 6.332 MB / 0.9356 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02149/1.255, allocations: 6.283 MB / 1.191 GB, free: 32 kB / 0.9356 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003991/1.259, allocations: 0.94 MB / 1.192 GB, free: 15.09 MB / 0.9512 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04936/1.308, allocations: 26.4 MB / 1.218 GB, free: 4.461 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004297/1.313, allocations: 0.5303 MB / 1.218 GB, free: 3.93 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006799/1.313, allocations: 140 kB / 1.218 GB, free: 3.793 MB / 0.9669 GB
Notification: Performance of prepare postOptimizeDAE: time 1.394e-05/1.313, allocations: 6.188 kB / 1.218 GB, free: 3.789 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 0.007641/1.321, allocations: 3.069 MB / 1.221 GB, free: 0.6992 MB / 0.9669 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated