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.UnbalancedStepDown.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.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_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_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 1.799/1.799, allocations: 287.4 MB / 303.2 MB, free: 8.168 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001437/0.001437, allocations: 178.1 kB / 371.8 MB, free: 10.82 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.593/1.593, allocations: 205.4 MB / 0.6304 GB, free: 10.56 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008789/0.000879, allocations: 95.41 kB / 0.7438 GB, free: 6.543 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003982/0.0003986, allocations: 11.52 kB / 0.8667 GB, free: 140.6 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.22/0.2204, 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.UnbalancedStepDown.DD): time 0.01228/0.2327, allocations: 14.82 MB / 0.9938 GB, free: 13.29 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.008237/0.241, allocations: 6.13 MB / 0.9998 GB, free: 7.145 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001555/0.2426, allocations: 39.88 kB / 0.9998 GB, free: 7.105 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.0012/0.2438, allocations: 325.7 kB / 1 GB, free: 6.785 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.002907/0.2468, allocations: 1.066 MB / 1.001 GB, free: 5.715 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002347/0.2491, allocations: 0.7544 MB / 1.002 GB, free: 4.961 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.005195/0.2544, allocations: 5.896 MB / 1.008 GB, free: 15.05 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01043/0.2648, allocations: 6.773 MB / 1.014 GB, free: 8.191 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00331/0.2682, allocations: 1.53 MB / 1.016 GB, free: 6.656 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004097/0.2723, allocations: 2.368 MB / 1.018 GB, free: 4.281 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006475/0.273, allocations: 212 kB / 1.018 GB, free: 4.074 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001916/0.2749, allocations: 0.6633 MB / 1.019 GB, free: 3.41 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.001855/0.2767, allocations: 1.699 MB / 1.021 GB, free: 1.707 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.0009374/0.2777, allocations: 0.6134 MB / 1.021 GB, free: 1.086 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.005203/0.2829, allocations: 5.54 MB / 1.027 GB, free: 11.53 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 5.461e-06/0.2829, allocations: 4 kB / 1.027 GB, free: 11.53 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.915e-06/0.2829, allocations: 0 / 1.027 GB, free: 11.53 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0001215/0.2831, allocations: 3.938 kB / 1.027 GB, free: 11.52 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: 874
 * Number of variables: 874
Notification: Performance of Generate backend data structure: time 0.005556/0.2886, allocations: 2.837 MB / 1.029 GB, free: 8.625 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.696e-05/0.2887, allocations: 8.031 kB / 1.029 GB, free: 8.617 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01158/0.3003, allocations: 2.318 MB / 1.032 GB, free: 6.293 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0044/0.3047, allocations: 1.975 MB / 1.034 GB, free: 4.273 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001913/0.3049, allocations: 242.6 kB / 1.034 GB, free: 4.035 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008253/0.3058, allocations: 307.9 kB / 1.034 GB, free: 3.734 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01324/0.319, allocations: 6.407 MB / 1.04 GB, free: 13.21 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.271e-05/0.3191, allocations: 7.938 kB / 1.04 GB, free: 13.21 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003631/0.3195, allocations: 132 kB / 1.04 GB, free: 13.08 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004347/0.3199, allocations: 317.4 kB / 1.041 GB, free: 12.77 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01459/0.3345, allocations: 6.563 MB / 1.047 GB, free: 6.188 MB / 0.6667 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.4875/0.822, allocations: 24.88 MB / 1.071 GB, free: 75.96 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01003/0.8321, allocations: 5.41 MB / 1.077 GB, free: 74.02 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00792/0.8401, allocations: 2.944 MB / 1.08 GB, free: 73.2 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000386/0.8405, allocations: 139.5 kB / 1.08 GB, free: 73.1 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.612e-05/0.8406, allocations: 59.72 kB / 1.08 GB, free: 73.04 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=230): time 5.541e-06/0.8406, allocations: 4.781 kB / 1.08 GB, free: 73.04 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=313): time 0.139/0.9796, allocations: 39.58 MB / 1.118 GB, free: 59.44 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 6.501e-05/0.9797, allocations: 238.7 kB / 1.119 GB, free: 59.18 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00155/0.9813, allocations: 1.27 MB / 1.12 GB, free: 58.49 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005542/0.9818, allocations: 69.61 kB / 1.12 GB, free: 58.43 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005402/0.9824, allocations: 1.253 MB / 1.121 GB, free: 57.33 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.000886/0.9833, allocations: 1.05 MB / 1.122 GB, free: 56.42 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001974/0.9835, allocations: 65.88 kB / 1.122 GB, free: 56.37 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001479/0.9836, allocations: 443.8 kB / 1.123 GB, free: 55.97 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005344/0.989, allocations: 2.733 MB / 1.125 GB, free: 54.23 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005531/0.9946, allocations: 3.42 MB / 1.129 GB, free: 50.55 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01106/1.006, allocations: 6.355 MB / 1.135 GB, free: 43.91 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.201e-05/1.006, allocations: 4 kB / 1.135 GB, free: 43.91 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02561/1.031, allocations: 11.01 MB / 1.146 GB, free: 32.84 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003461/1.032, allocations: 0.6285 MB / 1.146 GB, free: 31.96 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.504e-05/1.032, allocations: 20 kB / 1.146 GB, free: 31.95 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02049/1.052, allocations: 6.289 MB / 1.153 GB, free: 25.64 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003969/1.056, allocations: 0.9399 MB / 1.153 GB, free: 24.7 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04065/1.097, allocations: 26.36 MB / 1.179 GB, free: 14.13 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004389/1.101, allocations: 0.5381 MB / 1.18 GB, free: 13.59 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007069/1.102, allocations: 143.9 kB / 1.18 GB, free: 13.45 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.373e-05/1.102, allocations: 4.781 kB / 1.18 GB, free: 13.45 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 0.007918/1.11, allocations: 3.084 MB / 1.183 GB, free: 10.34 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated