Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/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 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_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_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.647/1.647, allocations: 288.4 MB / 304.3 MB, free: 8.148 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001191/0.001191, allocations: 168.6 kB / 372.9 MB, free: 10.14 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.687/1.687, allocations: 205.4 MB / 0.6317 GB, free: 9.898 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001101/0.001101, allocations: 88.19 kB / 0.745 GB, free: 5.809 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0007062/0.0007062, allocations: 12.12 kB / 0.8681 GB, free: 141.9 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2743/0.2751, allocations: 115.3 MB / 0.9807 GB, free: 27.37 MB / 0.6198 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.886/1.161, allocations: 198.5 MB / 1.175 GB, free: 108 kB / 0.698 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004016/1.162, allocations: 120.8 kB / 1.175 GB, free: 32 kB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 0.2961/1.458, allocations: 123.9 MB / 1.296 GB, free: 15.09 MB / 0.823 GB
Notification: Performance of FrontEnd: time 2.014e-06/1.458, allocations: 0 / 1.296 GB, free: 15.09 MB / 0.823 GB
Notification: Performance of Transformations before backend: time 0.0001418/1.458, allocations: 63.98 kB / 1.296 GB, free: 15.03 MB / 0.823 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 0.01002/1.468, allocations: 2.801 MB / 1.298 GB, free: 12.16 MB / 0.823 GB
Notification: Performance of prepare preOptimizeDAE: time 5.551e-05/1.468, allocations: 12.03 kB / 1.298 GB, free: 12.15 MB / 0.823 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01378/1.482, allocations: 2.088 MB / 1.3 GB, free: 10.06 MB / 0.823 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006215/1.488, allocations: 2.029 MB / 1.302 GB, free: 7.98 MB / 0.823 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000233/1.488, allocations: 231.2 kB / 1.303 GB, free: 7.754 MB / 0.823 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001356/1.49, allocations: 296 kB / 1.303 GB, free: 7.465 MB / 0.823 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01564/1.505, allocations: 5.877 MB / 1.309 GB, free: 1.477 MB / 0.823 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.421e-05/1.505, allocations: 0 / 1.309 GB, free: 1.477 MB / 0.823 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004326/1.506, allocations: 132 kB / 1.309 GB, free: 1.348 MB / 0.823 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000597/1.507, allocations: 285.2 kB / 1.309 GB, free: 1.066 MB / 0.823 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01927/1.526, allocations: 6.016 MB / 1.315 GB, free: 11.04 MB / 0.8386 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03753/1.563, allocations: 24.77 MB / 1.339 GB, free: 204 kB / 0.8542 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008796/1.572, allocations: 5.473 MB / 1.345 GB, free: 10.38 MB / 0.8698 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006199/1.578, allocations: 2.802 MB / 1.347 GB, free: 7.562 MB / 0.8698 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003176/1.579, allocations: 139 kB / 1.347 GB, free: 7.406 MB / 0.8698 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.772e-05/1.579, allocations: 64.5 kB / 1.347 GB, free: 7.336 MB / 0.8698 GB
Notification: Performance of pre-optimization done (n=230): time 4.899e-06/1.579, allocations: 0 / 1.347 GB, free: 7.336 MB / 0.8698 GB
Notification: Performance of matching and sorting (n=311): time 0.133/1.712, allocations: 36.52 MB / 1.383 GB, free: 2.699 MB / 0.9011 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001476/1.712, allocations: 239.9 kB / 1.383 GB, free: 2.414 MB / 0.9011 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002007/1.714, allocations: 1.249 MB / 1.385 GB, free: 1.148 MB / 0.9011 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006945/1.715, allocations: 77.7 kB / 1.385 GB, free: 1.066 MB / 0.9011 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008695/1.716, allocations: 1.231 MB / 1.386 GB, free: 15.81 MB / 0.9167 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001248/1.717, allocations: 1.047 MB / 1.387 GB, free: 14.75 MB / 0.9167 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002342/1.717, allocations: 64 kB / 1.387 GB, free: 14.69 MB / 0.9167 GB
Notification: Performance of setup shared object (initialization): time 0.000268/1.717, allocations: 436.7 kB / 1.387 GB, free: 14.25 MB / 0.9167 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005931/1.723, allocations: 2.738 MB / 1.39 GB, free: 11.51 MB / 0.9167 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006397/1.73, allocations: 3.433 MB / 1.393 GB, free: 7.809 MB / 0.9167 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01296/1.743, allocations: 6.383 MB / 1.4 GB, free: 1.133 MB / 0.9167 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.489e-05/1.743, allocations: 4 kB / 1.4 GB, free: 1.129 MB / 0.9167 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.02625/1.769, allocations: 9.857 MB / 1.409 GB, free: 7.215 MB / 0.9323 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006415/1.77, allocations: 0.6385 MB / 1.41 GB, free: 6.312 MB / 0.9323 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.688e-05/1.77, allocations: 16 kB / 1.41 GB, free: 6.297 MB / 0.9323 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.03153/1.801, allocations: 7.766 MB / 1.417 GB, free: 14.51 MB / 0.948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004154/1.806, allocations: 0.8306 MB / 1.418 GB, free: 13.68 MB / 0.948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.5774/2.383, allocations: 17.33 MB / 1.435 GB, free: 270.3 MB / 0.948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004412/2.388, allocations: 0.5218 MB / 1.436 GB, free: 270.3 MB / 0.948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006767/2.388, allocations: 182.7 kB / 1.436 GB, free: 270.3 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 1.451e-05/2.388, allocations: 10.31 kB / 1.436 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 0.008063/2.396, allocations: 3.203 MB / 1.439 GB, free: 270.2 MB / 0.948 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated