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.UnbalancedStepDown.YD.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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.632/1.632, allocations: 285.4 MB / 298 MB, free: 5.961 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001145/0.001145, allocations: 176.9 kB / 366.4 MB, free: 2.082 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.639/1.639, allocations: 205.1 MB / 0.6248 GB, free: 7.738 MB / 474.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009975/0.0009972, allocations: 86.44 kB / 0.738 GB, free: 40.28 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 4.082e-05/4.093e-05, allocations: 11.98 kB / 0.8584 GB, free: 12.96 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7903/0.7904, allocations: 115.3 MB / 0.971 GB, free: 77.87 MB / 0.6667 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.2683/1.059, allocations: 200.2 MB / 1.167 GB, free: 15.46 MB / 0.7761 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003903/1.059, allocations: 118.2 kB / 1.167 GB, free: 15.35 MB / 0.7761 GB
Notification: Performance of FrontEnd - DAE generated: time 0.9808/2.04, allocations: 138.5 MB / 1.302 GB, free: 203.4 MB / 0.8542 GB
Notification: Performance of FrontEnd: time 1.844e-06/2.04, allocations: 4 kB / 1.302 GB, free: 203.4 MB / 0.8542 GB
Notification: Performance of Transformations before backend: time 0.0002645/2.04, allocations: 71.97 kB / 1.302 GB, free: 203.4 MB / 0.8542 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 0.01407/2.055, allocations: 2.96 MB / 1.305 GB, free: 202.1 MB / 0.8542 GB
Notification: Performance of prepare preOptimizeDAE: time 5.911e-05/2.055, allocations: 9.594 kB / 1.305 GB, free: 202.1 MB / 0.8542 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.003277/2.058, allocations: 0.5462 MB / 1.305 GB, free: 202 MB / 0.8542 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01556/2.073, allocations: 2.228 MB / 1.308 GB, free: 201.8 MB / 0.8542 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007412/2.081, allocations: 2.188 MB / 1.31 GB, free: 201.4 MB / 0.8542 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.00039/2.081, allocations: 269 kB / 1.31 GB, free: 201.4 MB / 0.8542 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002109/2.083, allocations: 346.8 kB / 1.31 GB, free: 201.4 MB / 0.8542 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01631/2.1, allocations: 6.018 MB / 1.316 GB, free: 199.5 MB / 0.8542 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.888e-05/2.1, allocations: 5.156 kB / 1.316 GB, free: 199.5 MB / 0.8542 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005494/2.101, allocations: 147.9 kB / 1.316 GB, free: 199.4 MB / 0.8542 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004747/2.101, allocations: 309.2 kB / 1.317 GB, free: 199.4 MB / 0.8542 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01056/2.112, allocations: 5.425 MB / 1.322 GB, free: 197.5 MB / 0.8542 GB
Warning: The model contains alias variables with conflicting start and/or 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 0.03934/2.151, allocations: 26.8 MB / 1.348 GB, free: 178.2 MB / 0.8542 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.005649/2.157, allocations: 4.497 MB / 1.353 GB, free: 175.5 MB / 0.8542 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.002949/2.16, allocations: 2.04 MB / 1.355 GB, free: 174.8 MB / 0.8542 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002527/2.16, allocations: 133.3 kB / 1.355 GB, free: 174.7 MB / 0.8542 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.455e-05/2.16, allocations: 58.34 kB / 1.355 GB, free: 174.6 MB / 0.8542 GB
Notification: Performance of pre-optimization done (n=208): time 5.24e-06/2.16, allocations: 4 kB / 1.355 GB, free: 174.6 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=277): time 0.08625/2.246, allocations: 25.59 MB / 1.38 GB, free: 164.3 MB / 0.8542 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.373e-05/2.246, allocations: 243.6 kB / 1.38 GB, free: 164.1 MB / 0.8542 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002044/2.248, allocations: 1.304 MB / 1.381 GB, free: 162.7 MB / 0.8542 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007826/2.249, allocations: 69.7 kB / 1.381 GB, free: 162.7 MB / 0.8542 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007667/2.25, allocations: 1.505 MB / 1.383 GB, free: 161.1 MB / 0.8542 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001327/2.251, allocations: 0.9385 MB / 1.384 GB, free: 160.2 MB / 0.8542 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002554/2.252, allocations: 64 kB / 1.384 GB, free: 160.2 MB / 0.8542 GB
Notification: Performance of setup shared object (initialization): time 0.0002023/2.252, allocations: 440.8 kB / 1.384 GB, free: 159.7 MB / 0.8542 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.002848/2.255, allocations: 2.107 MB / 1.386 GB, free: 157.6 MB / 0.8542 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.003522/2.258, allocations: 3.018 MB / 1.389 GB, free: 154.2 MB / 0.8542 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.003832/2.262, allocations: 2.573 MB / 1.392 GB, free: 151.6 MB / 0.8542 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.801e-05/2.262, allocations: 8 kB / 1.392 GB, free: 151.6 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=416) (initialization): time 0.01555/2.278, allocations: 8.075 MB / 1.4 GB, free: 143.5 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 0.002224/2.28, allocations: 10.62 MB / 1.41 GB, free: 132 MB / 0.8542 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.555e-05/2.28, allocations: 28 kB / 1.41 GB, free: 132 MB / 0.8542 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01892/2.299, allocations: 5.725 MB / 1.416 GB, free: 126.2 MB / 0.8542 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004118/2.303, allocations: 0.8735 MB / 1.416 GB, free: 125.4 MB / 0.8542 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01979/2.323, allocations: 14.58 MB / 1.431 GB, free: 110.6 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004897/2.328, allocations: 0.53 MB / 1.431 GB, free: 110.1 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008889/2.329, allocations: 179.7 kB / 1.431 GB, free: 109.9 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 1.469e-05/2.329, allocations: 8 kB / 1.431 GB, free: 109.9 MB / 0.8542 GB
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singulare and cannot handled because number of unassigned equations is larger than number of states. Use -d=bltdump to get more information.
Notification: Performance of <failed> postOpt replaceHomotopyWithSimplified (initialization): time 0.00426/2.333, allocations: 2.625 MB / 1.434 GB, free: 107.3 MB / 0.8542 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated