Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.488/1.488, allocations: 252 MB / 267.3 MB, free: 10.8 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009756/0.0009755, allocations: 185 kB / 327 MB, free: 2.066 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.009/2.009, allocations: 205.4 MB / 0.578 GB, free: 20.11 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.000739/0.000739, allocations: 82.88 kB / 0.6826 GB, free: 12.76 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003452/0.0003452, allocations: 9.844 kB / 0.7971 GB, free: 135.1 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2277/0.228, allocations: 106.3 MB / 0.901 GB, free: 63.33 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD): time 0.01416/0.2423, allocations: 15.61 MB / 0.9162 GB, free: 47.66 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.01056/0.2529, allocations: 6.444 MB / 0.9225 GB, free: 41.2 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002275/0.2552, allocations: 43.88 kB / 0.9225 GB, free: 41.15 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009503/0.2562, allocations: 321.7 kB / 0.9228 GB, free: 40.84 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003994/0.2602, allocations: 1.25 MB / 0.9241 GB, free: 39.58 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002738/0.263, allocations: 0.9501 MB / 0.925 GB, free: 38.63 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.006399/0.2694, allocations: 7.626 MB / 0.9324 GB, free: 30.99 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008429/0.2779, allocations: 6.779 MB / 0.9391 GB, free: 24.12 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003024/0.2809, allocations: 1.533 MB / 0.9406 GB, free: 22.58 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003921/0.2849, allocations: 2.403 MB / 0.9429 GB, free: 20.17 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.0008223/0.2857, allocations: 212 kB / 0.9431 GB, free: 19.96 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002898/0.2886, allocations: 1.15 MB / 0.9442 GB, free: 18.81 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.001795/0.2904, allocations: 1.699 MB / 0.9459 GB, free: 17.11 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001755/0.2922, allocations: 1.603 MB / 0.9475 GB, free: 15.49 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.006143/0.2983, allocations: 6.414 MB / 0.9537 GB, free: 9.059 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 4.468e-06/0.2984, allocations: 0 / 0.9537 GB, free: 9.059 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 1.663e-06/0.2984, allocations: 0 / 0.9537 GB, free: 9.059 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0001748/0.2986, allocations: 0 / 0.9537 GB, free: 9.059 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: 863
 * Number of variables: 863
Notification: Performance of Generate backend data structure: time 0.01046/0.309, allocations: 2.815 MB / 0.9565 GB, free: 6.184 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 6.319e-05/0.3091, allocations: 8.031 kB / 0.9565 GB, free: 6.176 MB / 0.6042 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001872/0.311, allocations: 488.2 kB / 0.9569 GB, free: 5.688 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01765/0.3287, allocations: 2.314 MB / 0.9592 GB, free: 3.367 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006508/0.3353, allocations: 1.975 MB / 0.9611 GB, free: 1.348 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002477/0.3356, allocations: 234.2 kB / 0.9613 GB, free: 1.117 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001814/0.3374, allocations: 300 kB / 0.9616 GB, free: 0.8242 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02175/0.3592, allocations: 6.406 MB / 0.9679 GB, free: 10.3 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.325e-05/0.3593, allocations: 0 / 0.9679 GB, free: 10.3 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005473/0.3599, allocations: 128 kB / 0.968 GB, free: 10.18 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007158/0.3606, allocations: 313.3 kB / 0.9683 GB, free: 9.871 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02404/0.3846, allocations: 6.574 MB / 0.9747 GB, free: 3.277 MB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04234/0.4271, allocations: 24.81 MB / 0.999 GB, free: 8.406 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01118/0.4383, allocations: 5.447 MB / 1.004 GB, free: 2.598 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007228/0.4456, allocations: 2.909 MB / 1.007 GB, free: 15.66 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004656/0.4461, allocations: 143 kB / 1.007 GB, free: 15.51 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.019e-05/0.4462, allocations: 56.56 kB / 1.007 GB, free: 15.44 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=230): time 5.721e-06/0.4462, allocations: 0 / 1.007 GB, free: 15.44 MB / 0.6667 GB
Notification: Performance of matching and sorting (n=313): time 0.1522/0.5985, allocations: 39.54 MB / 1.046 GB, free: 7.836 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001686/0.5987, allocations: 243.8 kB / 1.046 GB, free: 7.547 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002538/0.6013, allocations: 1.241 MB / 1.047 GB, free: 6.289 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0009522/0.6022, allocations: 73.7 kB / 1.047 GB, free: 6.211 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001169/0.6034, allocations: 1.231 MB / 1.049 GB, free: 4.961 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001823/0.6053, allocations: 1.055 MB / 1.05 GB, free: 3.891 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005883/0.6059, allocations: 64 kB / 1.05 GB, free: 3.828 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0003647/0.6063, allocations: 440.8 kB / 1.05 GB, free: 3.391 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006917/0.6132, allocations: 2.746 MB / 1.053 GB, free: 0.6406 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.5285/1.142, allocations: 3.44 MB / 1.056 GB, free: 138.5 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01492/1.157, allocations: 6.375 MB / 1.062 GB, free: 137.8 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.837e-05/1.157, allocations: 5 kB / 1.062 GB, free: 137.8 MB / 0.698 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.03566/1.192, allocations: 11.03 MB / 1.073 GB, free: 137.2 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005185/1.193, allocations: 0.6229 MB / 1.074 GB, free: 136.4 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.522e-05/1.193, allocations: 17.84 kB / 1.074 GB, free: 136.4 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0232/1.216, allocations: 6.298 MB / 1.08 GB, free: 135.5 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004606/1.221, allocations: 0.9301 MB / 1.081 GB, free: 135.2 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04209/1.263, allocations: 26.4 MB / 1.107 GB, free: 113.7 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00437/1.268, allocations: 0.5343 MB / 1.107 GB, free: 113.2 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005208/1.268, allocations: 143.9 kB / 1.107 GB, free: 113.1 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.304e-05/1.268, allocations: 4 kB / 1.107 GB, free: 113.1 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 0.0062/1.274, allocations: 3.096 MB / 1.11 GB, free: 109.9 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated