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.BalancedStepDown.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.BalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_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_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.723/1.723, allocations: 288.4 MB / 304.3 MB, free: 8.109 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001182/0.001182, allocations: 188.8 kB / 372.9 MB, free: 10.15 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.714/1.714, allocations: 205.4 MB / 0.6316 GB, free: 9.902 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008162/0.0008164, allocations: 100.5 kB / 0.745 GB, free: 5.812 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.000473/0.000473, allocations: 11.97 kB / 0.8681 GB, free: 141.8 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2548/0.2553, allocations: 115.3 MB / 0.9808 GB, free: 27.33 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD): time 0.01287/0.2683, allocations: 14.75 MB / 0.9952 GB, free: 12.53 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.009675/0.278, allocations: 6.127 MB / 1.001 GB, free: 6.387 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001892/0.28, allocations: 35.88 kB / 1.001 GB, free: 6.352 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001045/0.281, allocations: 325.7 kB / 1.001 GB, free: 6.031 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.00318/0.2842, allocations: 1.148 MB / 1.003 GB, free: 4.879 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002416/0.2866, allocations: 0.7887 MB / 1.003 GB, free: 4.09 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.006319/0.293, allocations: 5.873 MB / 1.009 GB, free: 14.2 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.011/0.304, allocations: 6.74 MB / 1.016 GB, free: 7.375 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003839/0.3079, allocations: 1.518 MB / 1.017 GB, free: 5.852 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005093/0.3131, allocations: 2.372 MB / 1.02 GB, free: 3.473 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.001367/0.3145, allocations: 216 kB / 1.02 GB, free: 3.262 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003594/0.3181, allocations: 1.119 MB / 1.021 GB, free: 2.141 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.003258/0.3214, allocations: 1.692 MB / 1.022 GB, free: 456 kB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.003012/0.3244, allocations: 1.538 MB / 1.024 GB, free: 14.89 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.006989/0.3314, allocations: 5.536 MB / 1.029 GB, free: 9.344 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 7.163e-06/0.3315, allocations: 0 / 1.029 GB, free: 9.344 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.174e-06/0.3315, allocations: 0 / 1.029 GB, free: 9.344 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0001903/0.3317, allocations: 0 / 1.029 GB, free: 9.344 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 0.007432/0.3391, allocations: 2.814 MB / 1.032 GB, free: 6.469 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 6.365e-05/0.3392, allocations: 19.95 kB / 1.032 GB, free: 6.449 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01243/0.3517, allocations: 2.302 MB / 1.034 GB, free: 4.141 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005192/0.3569, allocations: 1.975 MB / 1.036 GB, free: 2.121 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002598/0.3572, allocations: 226.5 kB / 1.037 GB, free: 1.898 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009821/0.3582, allocations: 307.9 kB / 1.037 GB, free: 1.598 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01444/0.3726, allocations: 6.374 MB / 1.043 GB, free: 11.11 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.858e-05/0.3727, allocations: 4 kB / 1.043 GB, free: 11.11 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003749/0.3731, allocations: 128 kB / 1.043 GB, free: 10.98 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004511/0.3736, allocations: 317.3 kB / 1.043 GB, free: 10.67 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01581/0.3894, allocations: 6.546 MB / 1.05 GB, free: 4.105 MB / 0.6667 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.574/0.9635, allocations: 24.8 MB / 1.074 GB, free: 75.09 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009577/0.9731, allocations: 5.412 MB / 1.079 GB, free: 72.89 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007843/0.981, allocations: 2.941 MB / 1.082 GB, free: 72.08 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004681/0.9815, allocations: 135.2 kB / 1.082 GB, free: 71.98 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7e-05/0.9816, allocations: 71.67 kB / 1.082 GB, free: 71.91 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=230): time 7.334e-06/0.9816, allocations: 0 / 1.082 GB, free: 71.91 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=313): time 0.1399/1.122, allocations: 39.52 MB / 1.121 GB, free: 57.26 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.235e-05/1.122, allocations: 245.3 kB / 1.121 GB, free: 57 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001629/1.123, allocations: 1.225 MB / 1.122 GB, free: 56.32 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005996/1.124, allocations: 73.55 kB / 1.123 GB, free: 56.25 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005556/1.124, allocations: 1.233 MB / 1.124 GB, free: 55.18 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001075/1.126, allocations: 1.048 MB / 1.125 GB, free: 54.27 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000212/1.126, allocations: 67.78 kB / 1.125 GB, free: 54.21 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001907/1.126, allocations: 440.5 kB / 1.125 GB, free: 53.82 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005284/1.131, allocations: 2.735 MB / 1.128 GB, free: 51.6 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005703/1.137, allocations: 3.424 MB / 1.131 GB, free: 47.92 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01108/1.148, allocations: 6.355 MB / 1.137 GB, free: 41.28 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.279e-05/1.148, allocations: 11.66 kB / 1.137 GB, free: 41.27 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02543/1.174, allocations: 11 MB / 1.148 GB, free: 30.22 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003218/1.174, allocations: 0.6224 MB / 1.149 GB, free: 29.34 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.769e-05/1.174, allocations: 23.98 kB / 1.149 GB, free: 29.32 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02037/1.194, allocations: 6.289 MB / 1.155 GB, free: 23.02 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00411/1.199, allocations: 0.936 MB / 1.156 GB, free: 22.08 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03935/1.238, allocations: 26.36 MB / 1.182 GB, free: 11.51 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004463/1.242, allocations: 0.5304 MB / 1.182 GB, free: 10.98 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005506/1.243, allocations: 144 kB / 1.182 GB, free: 10.84 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.653e-05/1.243, allocations: 4 kB / 1.182 GB, free: 10.84 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 0.007062/1.25, allocations: 3.074 MB / 1.185 GB, free: 7.742 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated