Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/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 7.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.242/2.242, allocations: 251.1 MB / 266.7 MB, free: 11.63 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.002345/0.002345, allocations: 181.6 kB / 326.3 MB, free: 2.852 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.455/2.455, allocations: 205.4 MB / 0.5772 GB, free: 20.79 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009931/0.0009928, allocations: 94.25 kB / 0.6817 GB, free: 13.62 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0005354/0.0005355, allocations: 13.97 kB / 0.7958 GB, free: 135.6 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2601/0.2606, allocations: 106.3 MB / 0.8995 GB, free: 65.48 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.03184/0.2925, allocations: 14.82 MB / 0.914 GB, free: 50.61 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.01912/0.3117, allocations: 6.146 MB / 0.92 GB, free: 44.45 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00223/0.314, allocations: 47.75 kB / 0.9201 GB, free: 44.4 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.002097/0.3162, allocations: 321.7 kB / 0.9204 GB, free: 44.09 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.005603/0.3218, allocations: 1.07 MB / 0.9214 GB, free: 43.01 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004371/0.3263, allocations: 0.7544 MB / 0.9221 GB, free: 42.26 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.0103/0.3366, allocations: 5.896 MB / 0.9279 GB, free: 36.35 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01243/0.3491, allocations: 6.183 MB / 0.9339 GB, free: 30.1 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003547/0.3527, allocations: 1.534 MB / 0.9354 GB, free: 28.56 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005003/0.3578, allocations: 2.376 MB / 0.9378 GB, free: 26.18 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.001147/0.359, allocations: 216 kB / 0.938 GB, free: 25.96 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003004/0.362, allocations: 0.6555 MB / 0.9386 GB, free: 25.31 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.002982/0.365, allocations: 1.703 MB / 0.9403 GB, free: 23.6 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001549/0.3666, allocations: 0.6134 MB / 0.9409 GB, free: 22.98 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.007987/0.3746, allocations: 5.537 MB / 0.9463 GB, free: 17.43 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 7.394e-06/0.3747, allocations: 0 / 0.9463 GB, free: 17.43 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 3.787e-06/0.3747, allocations: 7.984 kB / 0.9463 GB, free: 17.42 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0002035/0.3749, allocations: 0 / 0.9463 GB, free: 17.42 MB / 0.6042 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 874
 * Number of variables: 874
Notification: Performance of Generate backend data structure: time 0.01027/0.3852, allocations: 2.872 MB / 0.9491 GB, free: 14.49 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 5.258e-05/0.3853, allocations: 8.031 kB / 0.9491 GB, free: 14.48 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02169/0.407, allocations: 2.318 MB / 0.9514 GB, free: 12.16 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006136/0.4132, allocations: 1.944 MB / 0.9533 GB, free: 10.17 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002246/0.4135, allocations: 234.5 kB / 0.9535 GB, free: 9.938 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001314/0.4148, allocations: 311.9 kB / 0.9538 GB, free: 9.633 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02107/0.4359, allocations: 6.411 MB / 0.96 GB, free: 3.109 MB / 0.6042 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001295/0.4361, allocations: 0 / 0.96 GB, free: 3.109 MB / 0.6042 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0009241/0.437, allocations: 128 kB / 0.9602 GB, free: 2.984 MB / 0.6042 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007074/0.4377, allocations: 317.4 kB / 0.9605 GB, free: 2.672 MB / 0.6042 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02715/0.4649, allocations: 6.563 MB / 0.9669 GB, free: 12.09 MB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05303/0.518, allocations: 24.91 MB / 0.9912 GB, free: 1.117 MB / 0.6355 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01644/0.5345, allocations: 5.4 MB / 0.9965 GB, free: 11.35 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01255/0.5471, allocations: 2.944 MB / 0.9993 GB, free: 8.387 MB / 0.6511 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0006404/0.5478, allocations: 146.8 kB / 0.9995 GB, free: 8.227 MB / 0.6511 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.627e-05/0.5479, allocations: 68.48 kB / 0.9995 GB, free: 8.148 MB / 0.6511 GB
Notification: Performance of pre-optimization done (n=230): time 5.67e-06/0.5479, allocations: 0 / 0.9995 GB, free: 8.148 MB / 0.6511 GB
Notification: Performance of matching and sorting (n=313): time 0.2936/0.8415, allocations: 39.54 MB / 1.038 GB, free: 0.5586 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001505/0.8417, allocations: 243.9 kB / 1.038 GB, free: 276 kB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002725/0.8444, allocations: 1.267 MB / 1.04 GB, free: 14.99 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007027/0.8452, allocations: 73.7 kB / 1.04 GB, free: 14.91 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00123/0.8464, allocations: 1.246 MB / 1.041 GB, free: 13.64 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001802/0.8482, allocations: 1.055 MB / 1.042 GB, free: 12.57 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004407/0.8487, allocations: 64 kB / 1.042 GB, free: 12.51 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0003331/0.8491, allocations: 440.8 kB / 1.042 GB, free: 12.07 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01139/0.8605, allocations: 2.735 MB / 1.045 GB, free: 9.336 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01231/0.8728, allocations: 3.42 MB / 1.048 GB, free: 5.656 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01258/0.8855, allocations: 3.142 MB / 1.052 GB, free: 2.496 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.611e-05/0.8856, allocations: 8 kB / 1.052 GB, free: 2.488 MB / 0.698 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.6661/1.552, allocations: 10.99 MB / 1.062 GB, free: 139.8 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000495/1.552, allocations: 0.6174 MB / 1.063 GB, free: 139.1 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.318e-05/1.552, allocations: 18.5 kB / 1.063 GB, free: 139.1 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.04507/1.597, allocations: 6.303 MB / 1.069 GB, free: 139 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008246/1.606, allocations: 0.9288 MB / 1.07 GB, free: 138.9 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.07972/1.685, allocations: 26.38 MB / 1.096 GB, free: 126.1 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007466/1.693, allocations: 0.5282 MB / 1.096 GB, free: 125.7 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008517/1.694, allocations: 136.1 kB / 1.096 GB, free: 125.6 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.464e-05/1.694, allocations: 4 kB / 1.096 GB, free: 125.6 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 0.01189/1.706, allocations: 3.078 MB / 1.099 GB, free: 122.5 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated