Running: ./testmodel.py --libraries=/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
Using package ModelicaServices with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo)
Using package Modelica with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package Complex with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 7.0.1 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.319/2.319, allocations: 252.6 MB / 265.2 MB, free: 5.613 MB / 202.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001473/0.001473, allocations: 181.4 kB / 324.5 MB, free: 14.42 MB / 266.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.262/2.262, allocations: 205.4 MB / 0.5754 GB, free: 10.52 MB / 426.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001891/0.001891, allocations: 96.31 kB / 0.6797 GB, free: 15.75 MB / 0.5261 GB
Notification: Performance of FrontEnd - loaded program: time 3.685e-05/3.726e-05, allocations: 11.98 kB / 0.7912 GB, free: 96.59 MB / 0.5417 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1942/0.1943, allocations: 106.2 MB / 0.8949 GB, free: 6.246 MB / 0.5573 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.9598/1.154, allocations: 193.6 MB / 1.084 GB, free: 7.477 MB / 0.698 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004643/1.155, allocations: 117.5 kB / 1.084 GB, free: 7.406 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 0.5823/1.737, allocations: 135 MB / 1.216 GB, free: 5.188 MB / 0.823 GB
Notification: Performance of FrontEnd: time 2.304e-06/1.737, allocations: 0 / 1.216 GB, free: 5.188 MB / 0.823 GB
Notification: Performance of Transformations before backend: time 0.0002251/1.737, allocations: 75.98 kB / 1.216 GB, free: 5.113 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.01367/1.751, allocations: 2.949 MB / 1.219 GB, free: 2.109 MB / 0.823 GB
Notification: Performance of prepare preOptimizeDAE: time 5.417e-05/1.751, allocations: 8.031 kB / 1.219 GB, free: 2.102 MB / 0.823 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.023/1.774, allocations: 2.137 MB / 1.221 GB, free: 15.95 MB / 0.8386 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.008401/1.782, allocations: 2.185 MB / 1.223 GB, free: 13.72 MB / 0.8386 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004509/1.783, allocations: 271.1 kB / 1.223 GB, free: 13.46 MB / 0.8386 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002201/1.785, allocations: 352 kB / 1.224 GB, free: 13.11 MB / 0.8386 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02234/1.808, allocations: 5.966 MB / 1.229 GB, free: 7.051 MB / 0.8386 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001418/1.808, allocations: 11.94 kB / 1.229 GB, free: 7.039 MB / 0.8386 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00127/1.809, allocations: 151.7 kB / 1.23 GB, free: 6.895 MB / 0.8386 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000991/1.81, allocations: 302.1 kB / 1.23 GB, free: 6.598 MB / 0.8386 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.019/1.829, allocations: 5.395 MB / 1.235 GB, free: 1.191 MB / 0.8386 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.06067/1.89, allocations: 26.74 MB / 1.261 GB, free: 4.273 MB / 0.8698 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.6404/2.53, allocations: 4.5 MB / 1.266 GB, free: 235.2 MB / 0.8698 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006361/2.537, allocations: 2.04 MB / 1.268 GB, free: 235.1 MB / 0.8698 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004732/2.537, allocations: 140.9 kB / 1.268 GB, free: 235 MB / 0.8698 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.7e-05/2.537, allocations: 62.08 kB / 1.268 GB, free: 235 MB / 0.8698 GB
Notification: Performance of pre-optimization done (n=208): time 5.991e-06/2.537, allocations: 0.875 kB / 1.268 GB, free: 235 MB / 0.8698 GB
Notification: Performance of matching and sorting (n=277): time 0.1815/2.719, allocations: 25.93 MB / 1.293 GB, free: 232.7 MB / 0.8698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001144/2.719, allocations: 245.6 kB / 1.293 GB, free: 232.4 MB / 0.8698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003221/2.722, allocations: 1.299 MB / 1.295 GB, free: 232.3 MB / 0.8698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0008614/2.723, allocations: 70.16 kB / 1.295 GB, free: 232.2 MB / 0.8698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001332/2.725, allocations: 1.504 MB / 1.296 GB, free: 231.6 MB / 0.8698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001668/2.726, allocations: 0.9404 MB / 1.297 GB, free: 231 MB / 0.8698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004664/2.727, allocations: 63.91 kB / 1.297 GB, free: 231 MB / 0.8698 GB
Notification: Performance of setup shared object (initialization): time 0.0002732/2.727, allocations: 450 kB / 1.298 GB, free: 230.7 MB / 0.8698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005952/2.733, allocations: 2.114 MB / 1.3 GB, free: 230.7 MB / 0.8698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006874/2.74, allocations: 3.023 MB / 1.303 GB, free: 229.7 MB / 0.8698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.00628/2.746, allocations: 2.59 MB / 1.305 GB, free: 229.6 MB / 0.8698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.038e-05/2.746, allocations: 7.875 kB / 1.305 GB, free: 229.6 MB / 0.8698 GB
Notification: Performance of matching and sorting (n=416) (initialization): time 0.02711/2.773, allocations: 8.116 MB / 1.313 GB, free: 229.4 MB / 0.8698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.002443/2.776, allocations: 10.62 MB / 1.324 GB, free: 218.2 MB / 0.8698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.036e-05/2.776, allocations: 26.91 kB / 1.324 GB, free: 218.2 MB / 0.8698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.04323/2.819, allocations: 6.528 MB / 1.33 GB, free: 218.1 MB / 0.8698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007341/2.827, allocations: 0.8773 MB / 1.331 GB, free: 218.1 MB / 0.8698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03571/2.863, allocations: 14.66 MB / 1.345 GB, free: 214.9 MB / 0.8698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007396/2.87, allocations: 0.5397 MB / 1.346 GB, free: 214.8 MB / 0.8698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000843/2.871, allocations: 191.3 kB / 1.346 GB, free: 214.8 MB / 0.8698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.434e-05/2.871, allocations: 3.812 kB / 1.346 GB, free: 214.8 MB / 0.8698 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 0.006897/2.878, allocations: 2.654 MB / 1.348 GB, free: 213.9 MB / 0.8698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated