Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo)
Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package Complex with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 8.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 2.529/2.529, allocations: 287.5 MB / 303.2 MB, free: 8.242 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.00129/0.00129, allocations: 180.9 kB / 371.8 MB, free: 10.84 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.048/2.048, allocations: 205.4 MB / 0.6305 GB, free: 10.59 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009357/0.0009352, allocations: 92.03 kB / 0.7438 GB, free: 6.578 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0005097/0.00051, allocations: 14.59 kB / 0.8668 GB, free: 140.4 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2285/0.229, allocations: 115.3 MB / 0.9793 GB, free: 28.19 MB / 0.6198 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.996/1.225, allocations: 198.3 MB / 1.173 GB, free: 1.586 MB / 0.698 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004678/1.226, allocations: 118.2 kB / 1.173 GB, free: 1.516 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 0.5098/1.735, allocations: 123.8 MB / 1.294 GB, free: 0.7266 MB / 0.8073 GB
Notification: Performance of FrontEnd: time 2.745e-06/1.735, allocations: 4 kB / 1.294 GB, free: 0.7227 MB / 0.8073 GB
Notification: Performance of Transformations before backend: time 0.000205/1.736, allocations: 67.94 kB / 1.294 GB, free: 0.6562 MB / 0.8073 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 863
 * Number of variables: 863
Notification: Performance of Generate backend data structure: time 0.01193/1.748, allocations: 2.805 MB / 1.297 GB, free: 13.79 MB / 0.823 GB
Notification: Performance of prepare preOptimizeDAE: time 5.336e-05/1.748, allocations: 8.031 kB / 1.297 GB, free: 13.78 MB / 0.823 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02226/1.77, allocations: 2.088 MB / 1.299 GB, free: 11.69 MB / 0.823 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007421/1.777, allocations: 2.029 MB / 1.301 GB, free: 9.609 MB / 0.823 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003615/1.778, allocations: 227.2 kB / 1.301 GB, free: 9.387 MB / 0.823 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0018/1.78, allocations: 308 kB / 1.301 GB, free: 9.086 MB / 0.823 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02334/1.803, allocations: 5.867 MB / 1.307 GB, free: 3.105 MB / 0.823 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001245/1.803, allocations: 7.938 kB / 1.307 GB, free: 3.098 MB / 0.823 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008346/1.804, allocations: 128 kB / 1.307 GB, free: 2.973 MB / 0.823 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008832/1.805, allocations: 285.3 kB / 1.307 GB, free: 2.691 MB / 0.823 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02804/1.833, allocations: 6.008 MB / 1.313 GB, free: 12.66 MB / 0.8386 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05556/1.889, allocations: 24.79 MB / 1.338 GB, free: 1.816 MB / 0.8542 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01674/1.905, allocations: 5.458 MB / 1.343 GB, free: 12.02 MB / 0.8698 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01182/1.917, allocations: 2.802 MB / 1.346 GB, free: 9.195 MB / 0.8698 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000517/1.918, allocations: 139 kB / 1.346 GB, free: 9.039 MB / 0.8698 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.514e-05/1.918, allocations: 68.45 kB / 1.346 GB, free: 8.965 MB / 0.8698 GB
Notification: Performance of pre-optimization done (n=230): time 5.691e-06/1.918, allocations: 0 / 1.346 GB, free: 8.965 MB / 0.8698 GB
Notification: Performance of matching and sorting (n=311): time 0.2624/2.18, allocations: 36.52 MB / 1.381 GB, free: 4.332 MB / 0.9011 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001596/2.181, allocations: 235.9 kB / 1.382 GB, free: 4.051 MB / 0.9011 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002995/2.184, allocations: 1.261 MB / 1.383 GB, free: 2.773 MB / 0.9011 GB
Notification: Performance of collectPreVariables (initialization): time 0.0009283/2.185, allocations: 73.7 kB / 1.383 GB, free: 2.695 MB / 0.9011 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001351/2.186, allocations: 1.235 MB / 1.384 GB, free: 1.441 MB / 0.9011 GB
Notification: Performance of collectInitialBindings (initialization): time 0.002142/2.188, allocations: 1.047 MB / 1.385 GB, free: 388 kB / 0.9011 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000518/2.189, allocations: 64 kB / 1.385 GB, free: 324 kB / 0.9011 GB
Notification: Performance of setup shared object (initialization): time 0.000392/2.189, allocations: 436.7 kB / 1.386 GB, free: 15.88 MB / 0.9167 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01159/2.201, allocations: 2.734 MB / 1.388 GB, free: 13.14 MB / 0.9167 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01285/2.214, allocations: 3.434 MB / 1.392 GB, free: 9.441 MB / 0.9167 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.02575/2.239, allocations: 6.38 MB / 1.398 GB, free: 2.77 MB / 0.9167 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.686e-05/2.239, allocations: 4 kB / 1.398 GB, free: 2.766 MB / 0.9167 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.04667/2.286, allocations: 9.858 MB / 1.408 GB, free: 8.852 MB / 0.9323 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006018/2.287, allocations: 0.6374 MB / 1.408 GB, free: 7.949 MB / 0.9323 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.924e-05/2.287, allocations: 20 kB / 1.408 GB, free: 7.93 MB / 0.9323 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.05807/2.345, allocations: 7.762 MB / 1.416 GB, free: 152 kB / 0.9323 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007347/2.352, allocations: 0.8267 MB / 1.417 GB, free: 15.32 MB / 0.948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.6928/3.045, allocations: 17.34 MB / 1.434 GB, free: 270.3 MB / 0.948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007362/3.053, allocations: 0.5217 MB / 1.434 GB, free: 270.3 MB / 0.948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001099/3.054, allocations: 186.8 kB / 1.434 GB, free: 270.3 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 1.519e-05/3.054, allocations: 7.656 kB / 1.434 GB, free: 270.3 MB / 0.948 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 0.01348/3.067, allocations: 3.202 MB / 1.437 GB, free: 270.2 MB / 0.948 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated