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.BalancedStepDown.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.BalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 1.823/1.823, allocations: 287.4 MB / 303.2 MB, free: 8.234 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001522/0.001522, allocations: 182 kB / 371.8 MB, free: 10.81 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.673/1.673, allocations: 205.4 MB / 0.6304 GB, free: 10.57 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.000806/0.0008059, allocations: 82.33 kB / 0.7438 GB, free: 6.559 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004382/0.0004384, allocations: 11.61 kB / 0.8667 GB, free: 140.7 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2407/0.2412, allocations: 115.3 MB / 0.9793 GB, free: 28.16 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD): time 0.01302/0.2543, allocations: 14.74 MB / 0.9937 GB, free: 13.37 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.009354/0.2637, allocations: 6.111 MB / 0.9997 GB, free: 7.242 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002158/0.2659, allocations: 39.88 kB / 0.9997 GB, free: 7.203 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001399/0.2673, allocations: 321.7 kB / 1 GB, free: 6.887 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.003249/0.2706, allocations: 1.062 MB / 1.001 GB, free: 5.82 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002506/0.2731, allocations: 0.7474 MB / 1.002 GB, free: 5.074 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.006122/0.2792, allocations: 5.877 MB / 1.008 GB, free: 15.18 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01091/0.2902, allocations: 6.731 MB / 1.014 GB, free: 8.363 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003446/0.2937, allocations: 1.514 MB / 1.016 GB, free: 6.844 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004743/0.2984, allocations: 2.376 MB / 1.018 GB, free: 4.461 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.001325/0.2998, allocations: 212 kB / 1.018 GB, free: 4.254 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002844/0.3027, allocations: 0.6595 MB / 1.019 GB, free: 3.594 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.003366/0.3061, allocations: 1.699 MB / 1.02 GB, free: 1.891 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.0019/0.308, allocations: 0.6056 MB / 1.021 GB, free: 1.277 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.007738/0.3157, allocations: 5.509 MB / 1.026 GB, free: 11.75 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 7.014e-06/0.3158, allocations: 0 / 1.026 GB, free: 11.75 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.785e-06/0.3158, allocations: 0 / 1.026 GB, free: 11.75 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002585/0.3161, allocations: 0 / 1.026 GB, free: 11.75 MB / 0.6511 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 0.009472/0.3255, allocations: 2.818 MB / 1.029 GB, free: 8.875 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 8.185e-05/0.3257, allocations: 8.031 kB / 1.029 GB, free: 8.867 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01309/0.3388, allocations: 2.306 MB / 1.031 GB, free: 6.555 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005455/0.3443, allocations: 1.971 MB / 1.033 GB, free: 4.539 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002915/0.3446, allocations: 234.5 kB / 1.034 GB, free: 4.309 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001652/0.3463, allocations: 303.8 kB / 1.034 GB, free: 4.012 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01856/0.3649, allocations: 6.374 MB / 1.04 GB, free: 13.52 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001388/0.365, allocations: 3.938 kB / 1.04 GB, free: 13.52 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001132/0.3662, allocations: 132 kB / 1.04 GB, free: 13.39 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005673/0.3668, allocations: 313.3 kB / 1.04 GB, free: 13.08 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01702/0.3838, allocations: 6.558 MB / 1.047 GB, free: 6.508 MB / 0.6667 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.618/1.002, allocations: 24.79 MB / 1.071 GB, free: 77.89 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01185/1.014, allocations: 5.421 MB / 1.076 GB, free: 75.94 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.008513/1.022, allocations: 2.938 MB / 1.079 GB, free: 75.14 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004807/1.023, allocations: 136.8 kB / 1.079 GB, free: 75.04 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.363e-05/1.023, allocations: 65.86 kB / 1.079 GB, free: 74.98 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=230): time 7.344e-06/1.023, allocations: 4 kB / 1.079 GB, free: 74.97 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=313): time 0.1467/1.17, allocations: 39.52 MB / 1.118 GB, free: 61.38 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001021/1.17, allocations: 255 kB / 1.118 GB, free: 61.11 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002117/1.172, allocations: 1.22 MB / 1.119 GB, free: 60.27 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006406/1.173, allocations: 81.7 kB / 1.12 GB, free: 60.18 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00072/1.173, allocations: 1.232 MB / 1.121 GB, free: 58.94 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001306/1.175, allocations: 1.052 MB / 1.122 GB, free: 57.9 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005301/1.175, allocations: 64 kB / 1.122 GB, free: 57.84 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0002363/1.175, allocations: 440.8 kB / 1.122 GB, free: 57.4 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005864/1.181, allocations: 2.735 MB / 1.125 GB, free: 54.66 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006115/1.187, allocations: 3.422 MB / 1.128 GB, free: 50.98 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01178/1.199, allocations: 6.36 MB / 1.134 GB, free: 44.34 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.01e-05/1.199, allocations: 4 kB / 1.134 GB, free: 44.34 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02651/1.226, allocations: 11 MB / 1.145 GB, free: 33.28 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003711/1.226, allocations: 0.6245 MB / 1.146 GB, free: 32.4 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.987e-05/1.226, allocations: 16 kB / 1.146 GB, free: 32.38 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02078/1.247, allocations: 6.291 MB / 1.152 GB, free: 26.08 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004217/1.251, allocations: 0.9321 MB / 1.153 GB, free: 25.14 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04154/1.293, allocations: 26.36 MB / 1.179 GB, free: 14.57 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004635/1.298, allocations: 0.5343 MB / 1.179 GB, free: 14.04 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007888/1.299, allocations: 143.9 kB / 1.179 GB, free: 13.89 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.582e-05/1.299, allocations: 4.781 kB / 1.179 GB, free: 13.89 MB / 0.698 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 0.008101/1.307, allocations: 3.081 MB / 1.182 GB, free: 10.79 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated