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 11.0.1-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.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 0.0009816/0.0009815, allocations: 91.84 kB / 15.36 MB, free: 0.7383 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.008593/0.008593, allocations: 169.9 kB / 16.26 MB, free: 6.676 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: 223.3 MB / 240.3 MB, free: 5.34 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.819/2.819, allocations: 462.6 MB / 0.7364 GB, free: 296 kB / 0.5762 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004524/0.0004523, allocations: 14.25 kB / 0.9028 GB, free: 36.68 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3363/0.3368, allocations: 159.6 MB / 1.059 GB, free: 5.449 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01752/0.3543, allocations: 15.73 MB / 1.074 GB, free: 5.656 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.01086/0.3652, allocations: 6.426 MB / 1.08 GB, free: 15.21 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001256/0.3665, allocations: 39.88 kB / 1.08 GB, free: 15.18 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009537/0.3675, allocations: 329.7 kB / 1.081 GB, free: 14.85 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.002977/0.3705, allocations: 1.277 MB / 1.082 GB, free: 13.57 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002211/0.3727, allocations: 0.9399 MB / 1.083 GB, free: 12.63 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.007412/0.3801, allocations: 7.66 MB / 1.09 GB, free: 4.953 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01076/0.3909, allocations: 6.835 MB / 1.097 GB, free: 14.03 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003509/0.3945, allocations: 1.491 MB / 1.098 GB, free: 12.53 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004873/0.3994, allocations: 2.422 MB / 1.101 GB, free: 10.1 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.001513/0.4009, allocations: 216 kB / 1.101 GB, free: 9.891 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003466/0.4044, allocations: 1.146 MB / 1.102 GB, free: 8.742 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.003151/0.4076, allocations: 1.707 MB / 1.104 GB, free: 7.031 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.003793/0.4114, allocations: 1.615 MB / 1.105 GB, free: 5.402 MB / 0.8575 GB
Notification: Performance of NFConvertDAE.convert: time 0.007478/0.4189, allocations: 6.456 MB / 1.112 GB, free: 14.93 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 4.468e-06/0.4189, allocations: 0 / 1.112 GB, free: 14.93 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 1.813e-06/0.4189, allocations: 4 kB / 1.112 GB, free: 14.92 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 0.0001737/0.4191, allocations: 0 / 1.112 GB, free: 14.92 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: 874
 * Number of variables: 874
Notification: Performance of Generate backend data structure: time 0.007031/0.4262, allocations: 2.837 MB / 1.114 GB, free: 12.02 MB / 0.8731 GB
Notification: Performance of prepare preOptimizeDAE: time 4.01e-05/0.4262, allocations: 8.031 kB / 1.114 GB, free: 12.02 MB / 0.8731 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01376/0.44, allocations: 2.388 MB / 1.117 GB, free: 9.621 MB / 0.8731 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004366/0.4444, allocations: 1.983 MB / 1.119 GB, free: 7.594 MB / 0.8731 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002497/0.4446, allocations: 238.6 kB / 1.119 GB, free: 7.359 MB / 0.8731 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001139/0.4458, allocations: 303.9 kB / 1.119 GB, free: 7.062 MB / 0.8731 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01559/0.4614, allocations: 6.454 MB / 1.126 GB, free: 0.4961 MB / 0.8731 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.467e-05/0.4615, allocations: 11.84 kB / 1.126 GB, free: 496 kB / 0.8731 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004518/0.462, allocations: 132 kB / 1.126 GB, free: 364 kB / 0.8731 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004435/0.4624, allocations: 313.4 kB / 1.126 GB, free: 48 kB / 0.8731 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01629/0.4787, allocations: 6.641 MB / 1.132 GB, free: 9.387 MB / 0.8887 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0322/0.511, allocations: 24.95 MB / 1.157 GB, free: 14.37 MB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008893/0.5199, allocations: 5.432 MB / 1.162 GB, free: 8.578 MB / 0.92 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007553/0.5275, allocations: 2.924 MB / 1.165 GB, free: 5.641 MB / 0.92 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004601/0.528, allocations: 135 kB / 1.165 GB, free: 5.492 MB / 0.92 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.028e-05/0.5281, allocations: 64.5 kB / 1.165 GB, free: 5.418 MB / 0.92 GB
Notification: Performance of pre-optimization done (n=230): time 5.52e-06/0.5281, allocations: 4 kB / 1.165 GB, free: 5.414 MB / 0.92 GB
Notification: Performance of matching and sorting (n=313): time 0.1454/0.6735, allocations: 39.58 MB / 1.204 GB, free: 13.77 MB / 0.9669 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001422/0.6737, allocations: 247.8 kB / 1.204 GB, free: 13.48 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002398/0.6761, allocations: 1.302 MB / 1.205 GB, free: 12.16 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.0009108/0.677, allocations: 73.7 kB / 1.205 GB, free: 12.08 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001025/0.678, allocations: 1.246 MB / 1.207 GB, free: 10.82 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0015/0.6795, allocations: 1.051 MB / 1.208 GB, free: 9.75 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004743/0.68, allocations: 264.4 kB / 1.208 GB, free: 9.484 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 0.0001108/0.6801, allocations: 301.1 kB / 1.208 GB, free: 9.188 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006439/0.6866, allocations: 2.766 MB / 1.211 GB, free: 6.418 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007029/0.6936, allocations: 3.455 MB / 1.214 GB, free: 2.699 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01364/0.7073, allocations: 6.397 MB / 1.221 GB, free: 12.02 MB / 0.9825 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.007e-05/0.7074, allocations: 7.938 kB / 1.221 GB, free: 12.01 MB / 0.9825 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.0306/0.738, allocations: 11.06 MB / 1.231 GB, free: 0.8945 MB / 0.9825 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005446/0.7386, allocations: 0.6239 MB / 1.232 GB, free: 16 kB / 0.9825 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.447e-05/0.7386, allocations: 20.05 kB / 1.232 GB, free: 15.99 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02498/0.7636, allocations: 6.365 MB / 1.238 GB, free: 9.617 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004527/0.7682, allocations: 0.9438 MB / 1.239 GB, free: 8.672 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.6716/1.44, allocations: 26.42 MB / 1.265 GB, free: 168.5 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005383/1.445, allocations: 0.5573 MB / 1.265 GB, free: 168.5 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007323/1.446, allocations: 140.4 kB / 1.266 GB, free: 168.5 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 2.093e-05/1.446, allocations: 3.594 kB / 1.266 GB, free: 168.5 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 0.009211/1.455, allocations: 3.109 MB / 1.269 GB, free: 167.6 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated