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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,fileNamePrefix="Buildings_maint_8_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_8_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 8.0.1-maint.8.0.x/package.mo): time 1.852/1.852, allocations: 288.4 MB / 303.6 MB, free: 8.039 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001303/0.001302, allocations: 168.5 kB / 372.3 MB, free: 10.14 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.432/1.432, allocations: 205.4 MB / 0.631 GB, free: 9.895 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007636/0.0007635, allocations: 89.16 kB / 0.7444 GB, free: 5.812 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003365/0.0003365, allocations: 12.91 kB / 0.8676 GB, free: 141.7 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1608/0.1612, allocations: 115.3 MB / 0.9802 GB, free: 27.25 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD): time 0.01143/0.1727, allocations: 14.75 MB / 0.9946 GB, free: 12.45 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.007272/0.18, allocations: 6.119 MB / 1.001 GB, free: 6.312 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001196/0.1812, allocations: 39.88 kB / 1.001 GB, free: 6.273 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009286/0.1821, allocations: 321.7 kB / 1.001 GB, free: 5.957 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.002462/0.1846, allocations: 1.148 MB / 1.002 GB, free: 4.805 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001906/0.1866, allocations: 0.7992 MB / 1.003 GB, free: 4.004 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.004521/0.1911, allocations: 5.877 MB / 1.009 GB, free: 14.11 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008824/0.1999, allocations: 6.722 MB / 1.015 GB, free: 7.305 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002816/0.2028, allocations: 1.526 MB / 1.017 GB, free: 5.773 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003911/0.2067, allocations: 2.368 MB / 1.019 GB, free: 3.398 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.00104/0.2077, allocations: 216 kB / 1.019 GB, free: 3.188 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002723/0.2105, allocations: 1.115 MB / 1.02 GB, free: 2.07 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.002354/0.2128, allocations: 1.696 MB / 1.022 GB, free: 380 kB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.002495/0.2153, allocations: 1.538 MB / 1.023 GB, free: 14.82 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.004773/0.2201, allocations: 5.54 MB / 1.029 GB, free: 9.266 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 4.528e-06/0.2201, allocations: 7.938 kB / 1.029 GB, free: 9.258 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 1.443e-06/0.2202, allocations: 0 / 1.029 GB, free: 9.258 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 8.775e-05/0.2202, allocations: 0 / 1.029 GB, free: 9.258 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 0.005076/0.2253, allocations: 2.807 MB / 1.032 GB, free: 6.391 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.164e-05/0.2254, allocations: 12.03 kB / 1.032 GB, free: 6.379 MB / 0.6511 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006053/0.226, allocations: 488.2 kB / 1.032 GB, free: 5.891 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01101/0.237, allocations: 2.306 MB / 1.034 GB, free: 3.578 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003271/0.2403, allocations: 1.971 MB / 1.036 GB, free: 1.562 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001478/0.2405, allocations: 234.2 kB / 1.036 GB, free: 1.332 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004714/0.2409, allocations: 304 kB / 1.037 GB, free: 1.035 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01084/0.2518, allocations: 6.374 MB / 1.043 GB, free: 10.55 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.629e-05/0.2519, allocations: 4 kB / 1.043 GB, free: 10.54 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003352/0.2522, allocations: 128 kB / 1.043 GB, free: 10.42 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004163/0.2526, allocations: 317.2 kB / 1.043 GB, free: 10.11 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01315/0.2658, allocations: 6.547 MB / 1.05 GB, free: 3.543 MB / 0.6667 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.3615/0.6273, allocations: 24.81 MB / 1.074 GB, free: 74.42 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008072/0.6354, allocations: 5.409 MB / 1.079 GB, free: 72.21 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006485/0.642, allocations: 2.943 MB / 1.082 GB, free: 71.41 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002554/0.6422, allocations: 139.1 kB / 1.082 GB, free: 71.3 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.3e-05/0.6423, allocations: 67.41 kB / 1.082 GB, free: 71.24 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=230): time 4.359e-06/0.6423, allocations: 0 / 1.082 GB, free: 71.24 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=313): time 0.1268/0.7691, allocations: 39.52 MB / 1.121 GB, free: 56.54 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 5.389e-05/0.7691, allocations: 242.6 kB / 1.121 GB, free: 56.28 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001166/0.7703, allocations: 1.222 MB / 1.122 GB, free: 55.61 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0002389/0.7706, allocations: 75.23 kB / 1.122 GB, free: 55.54 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0003944/0.771, allocations: 1.235 MB / 1.124 GB, free: 54.45 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0005769/0.7715, allocations: 1.056 MB / 1.125 GB, free: 53.54 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001978/0.7717, allocations: 64.84 kB / 1.125 GB, free: 53.49 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001236/0.7719, allocations: 447 kB / 1.125 GB, free: 53.09 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004699/0.7766, allocations: 2.731 MB / 1.128 GB, free: 50.76 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004944/0.7815, allocations: 3.42 MB / 1.131 GB, free: 47.08 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.009981/0.7915, allocations: 6.355 MB / 1.137 GB, free: 40.45 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.075e-05/0.7916, allocations: 8 kB / 1.137 GB, free: 40.44 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02316/0.8147, allocations: 11 MB / 1.148 GB, free: 29.38 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0002853/0.815, allocations: 0.6182 MB / 1.149 GB, free: 28.51 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.06e-05/0.8151, allocations: 16 kB / 1.149 GB, free: 28.49 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01983/0.8349, allocations: 6.296 MB / 1.155 GB, free: 22.18 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003639/0.8386, allocations: 0.9321 MB / 1.156 GB, free: 21.25 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03543/0.874, allocations: 26.37 MB / 1.182 GB, free: 10.68 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00388/0.8779, allocations: 0.5304 MB / 1.182 GB, free: 10.14 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003797/0.8783, allocations: 143.9 kB / 1.182 GB, free: 10 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 9.488e-06/0.8784, allocations: 4 kB / 1.182 GB, free: 10 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 0.006188/0.8846, allocations: 3.081 MB / 1.185 GB, free: 6.898 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated