Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+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/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false)
Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/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 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_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_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008201/0.0008201, allocations: 92.31 kB / 15.06 MB, free: 1.098 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0007548/0.0007548, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.463/1.463, allocations: 205.4 MB / 222.1 MB, free: 5.523 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.754/1.754, allocations: 292.7 MB / 0.5499 GB, free: 14.57 MB / 462.1 MB
Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.0005067/0.0005067, allocations: 13.28 kB / 0.6737 GB, free: 26.05 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2404/0.2409, allocations: 116.3 MB / 0.7873 GB, free: 11.93 MB / 0.6075 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01737/0.2583, allocations: 14.82 MB / 0.8018 GB, free: 13.05 MB / 0.6231 GB
Notification: Performance of NFInst.instExpressions: time 0.01088/0.2692, allocations: 6.142 MB / 0.8078 GB, free: 6.891 MB / 0.6231 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001795/0.271, allocations: 39.88 kB / 0.8078 GB, free: 6.852 MB / 0.6231 GB
Notification: Performance of NFTyping.typeComponents: time 0.0008551/0.2719, allocations: 329.6 kB / 0.8081 GB, free: 6.527 MB / 0.6231 GB
Notification: Performance of NFTyping.typeBindings: time 0.002937/0.2749, allocations: 1.066 MB / 0.8092 GB, free: 5.457 MB / 0.6231 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002441/0.2773, allocations: 0.7558 MB / 0.8099 GB, free: 4.703 MB / 0.6231 GB
Notification: Performance of NFFlatten.flatten: time 0.006591/0.2839, allocations: 5.893 MB / 0.8157 GB, free: 14.8 MB / 0.6387 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008407/0.2923, allocations: 5.99 MB / 0.8215 GB, free: 8.742 MB / 0.6387 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003024/0.2954, allocations: 1.53 MB / 0.823 GB, free: 7.207 MB / 0.6387 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004025/0.2994, allocations: 2.384 MB / 0.8253 GB, free: 4.816 MB / 0.6387 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005519/0.3, allocations: 216 kB / 0.8256 GB, free: 4.605 MB / 0.6387 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001768/0.3018, allocations: 0.6556 MB / 0.8262 GB, free: 3.949 MB / 0.6387 GB
Notification: Performance of NFScalarize.scalarize: time 0.001674/0.3034, allocations: 1.703 MB / 0.8279 GB, free: 2.242 MB / 0.6387 GB
Notification: Performance of NFVerifyModel.verify: time 0.0007816/0.3042, allocations: 0.6212 MB / 0.8285 GB, free: 1.613 MB / 0.6387 GB
Notification: Performance of NFConvertDAE.convert: time 0.005596/0.3098, allocations: 5.537 MB / 0.8339 GB, free: 12.06 MB / 0.6544 GB
Notification: Performance of FrontEnd - DAE generated: time 5.069e-06/0.3099, allocations: 0 / 0.8339 GB, free: 12.06 MB / 0.6544 GB
Notification: Performance of FrontEnd: time 1.744e-06/0.3099, allocations: 0 / 0.8339 GB, free: 12.06 MB / 0.6544 GB
Notification: Performance of Transformations before backend: time 0.0001759/0.3101, allocations: 4 kB / 0.8339 GB, free: 12.06 MB / 0.6544 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 0.006418/0.3165, allocations: 2.876 MB / 0.8367 GB, free: 9.121 MB / 0.6544 GB
Notification: Performance of prepare preOptimizeDAE: time 4.416e-05/0.3165, allocations: 12.03 kB / 0.8367 GB, free: 9.109 MB / 0.6544 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01114/0.3277, allocations: 2.309 MB / 0.839 GB, free: 6.793 MB / 0.6544 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0048/0.3325, allocations: 1.955 MB / 0.8409 GB, free: 4.793 MB / 0.6544 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001998/0.3327, allocations: 226.2 kB / 0.8411 GB, free: 4.57 MB / 0.6544 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006973/0.3335, allocations: 307.9 kB / 0.8414 GB, free: 4.27 MB / 0.6544 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0136/0.3471, allocations: 6.404 MB / 0.8476 GB, free: 13.75 MB / 0.67 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.285e-05/0.3472, allocations: 7.938 kB / 0.8476 GB, free: 13.75 MB / 0.67 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000355/0.3475, allocations: 132 kB / 0.8478 GB, free: 13.62 MB / 0.67 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004526/0.348, allocations: 313.4 kB / 0.8481 GB, free: 13.31 MB / 0.67 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01455/0.3626, allocations: 6.562 MB / 0.8545 GB, free: 6.73 MB / 0.67 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03605/0.3987, allocations: 24.9 MB / 0.8788 GB, free: 11.77 MB / 0.7012 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01006/0.4088, allocations: 5.412 MB / 0.8841 GB, free: 5.992 MB / 0.7012 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.009117/0.4179, allocations: 2.948 MB / 0.8869 GB, free: 3.023 MB / 0.7012 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004692/0.4184, allocations: 143 kB / 0.8871 GB, free: 2.867 MB / 0.7012 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 9.62e-05/0.4186, allocations: 60.5 kB / 0.8871 GB, free: 2.797 MB / 0.7012 GB
Notification: Performance of pre-optimization done (n=230): time 8.225e-06/0.4186, allocations: 0 / 0.8871 GB, free: 2.797 MB / 0.7012 GB
Notification: Performance of matching and sorting (n=313): time 0.6209/1.04, allocations: 39.52 MB / 0.9257 GB, free: 125.3 MB / 0.7325 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.68e-05/1.04, allocations: 249 kB / 0.926 GB, free: 125 MB / 0.7325 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00188/1.042, allocations: 1.266 MB / 0.9272 GB, free: 124.9 MB / 0.7325 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005003/1.042, allocations: 76.67 kB / 0.9273 GB, free: 124.9 MB / 0.7325 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008339/1.043, allocations: 1.253 MB / 0.9285 GB, free: 124.5 MB / 0.7325 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008963/1.044, allocations: 1.052 MB / 0.9295 GB, free: 123.8 MB / 0.7325 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002204/1.044, allocations: 65.78 kB / 0.9296 GB, free: 123.8 MB / 0.7325 GB
Notification: Performance of setup shared object (initialization): time 0.0001854/1.044, allocations: 444.5 kB / 0.93 GB, free: 123.5 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005202/1.049, allocations: 2.732 MB / 0.9327 GB, free: 122.7 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005614/1.055, allocations: 3.427 MB / 0.936 GB, free: 121.1 MB / 0.7325 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006394/1.061, allocations: 3.139 MB / 0.9391 GB, free: 119.9 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.675e-05/1.062, allocations: 5.625 kB / 0.9391 GB, free: 119.9 MB / 0.7325 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02779/1.089, allocations: 10.99 MB / 0.9498 GB, free: 116.1 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004394/1.09, allocations: 0.6262 MB / 0.9504 GB, free: 115.3 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.308e-05/1.09, allocations: 22.25 kB / 0.9505 GB, free: 115.3 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02044/1.11, allocations: 6.292 MB / 0.9566 GB, free: 112.3 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00398/1.114, allocations: 0.935 MB / 0.9575 GB, free: 112 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03607/1.15, allocations: 26.38 MB / 0.9833 GB, free: 91.8 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003695/1.154, allocations: 0.5304 MB / 0.9838 GB, free: 91.27 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004052/1.155, allocations: 139.9 kB / 0.9839 GB, free: 91.13 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 1.164e-05/1.155, allocations: 7.719 kB / 0.9839 GB, free: 91.12 MB / 0.7325 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 0.005613/1.16, allocations: 3.081 MB / 0.9869 GB, free: 88.02 MB / 0.7325 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated