Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_9_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 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/package.mo", uses=false)
Using package Buildings with version 9.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,fileNamePrefix="Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,fileNamePrefix="Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.000899/0.0008989, allocations: 86.8 kB / 15.06 MB, free: 1.09 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009585/0.0009586, allocations: 168.7 kB / 15.95 MB, free: 204 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.481/1.481, allocations: 223.3 MB / 240 MB, free: 5.406 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/package.mo): time 2.437/2.437, allocations: 390.4 MB / 0.6655 GB, free: 2.938 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003366/0.0003366, allocations: 19.98 kB / 0.8149 GB, free: 14.11 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7611/0.7614, allocations: 142.3 MB / 0.9539 GB, free: 8.133 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01533/0.7768, allocations: 14.84 MB / 0.9684 GB, free: 12.89 MB / 0.7325 GB
Notification: Performance of NFInst.instExpressions: time 0.012/0.7889, allocations: 6.111 MB / 0.9743 GB, free: 8.082 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002375/0.7913, allocations: 39.09 kB / 0.9744 GB, free: 8.074 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.000941/0.7923, allocations: 331.3 kB / 0.9747 GB, free: 7.793 MB / 0.7325 GB
Notification: Performance of NFTyping.typeBindings: time 0.003281/0.7955, allocations: 1.074 MB / 0.9757 GB, free: 6.965 MB / 0.7325 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002591/0.7981, allocations: 0.7531 MB / 0.9765 GB, free: 6.418 MB / 0.7325 GB
Notification: Performance of NFFlatten.flatten: time 0.007226/0.8054, allocations: 5.887 MB / 0.9822 GB, free: 3.004 MB / 0.7325 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008808/0.8142, allocations: 5.985 MB / 0.9881 GB, free: 12.99 MB / 0.7481 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003196/0.8174, allocations: 1.526 MB / 0.9896 GB, free: 11.46 MB / 0.7481 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004037/0.8215, allocations: 2.38 MB / 0.9919 GB, free: 9.07 MB / 0.7481 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006246/0.8221, allocations: 212 kB / 0.9921 GB, free: 8.863 MB / 0.7481 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002008/0.8242, allocations: 0.6633 MB / 0.9927 GB, free: 8.199 MB / 0.7481 GB
Notification: Performance of NFScalarize.scalarize: time 0.001959/0.8261, allocations: 1.707 MB / 0.9944 GB, free: 6.488 MB / 0.7481 GB
Notification: Performance of NFVerifyModel.verify: time 0.0009724/0.8271, allocations: 0.6173 MB / 0.995 GB, free: 5.863 MB / 0.7481 GB
Notification: Performance of NFConvertDAE.convert: time 0.00623/0.8333, allocations: 5.539 MB / 1 GB, free: 320 kB / 0.7481 GB
Notification: Performance of FrontEnd - DAE generated: time 8.126e-06/0.8334, allocations: 0 / 1 GB, free: 320 kB / 0.7481 GB
Notification: Performance of FrontEnd: time 3.156e-06/0.8334, allocations: 0 / 1 GB, free: 320 kB / 0.7481 GB
Notification: Performance of Transformations before backend: time 0.0002278/0.8336, allocations: 0 / 1 GB, free: 320 kB / 0.7481 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 0.00727/0.8409, allocations: 2.88 MB / 1.003 GB, free: 13.37 MB / 0.7637 GB
Notification: Performance of prepare preOptimizeDAE: time 4.339e-05/0.841, allocations: 15.97 kB / 1.003 GB, free: 13.36 MB / 0.7637 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001254/0.8422, allocations: 492.3 kB / 1.004 GB, free: 12.86 MB / 0.7637 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01128/0.8535, allocations: 2.309 MB / 1.006 GB, free: 10.55 MB / 0.7637 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00435/0.8579, allocations: 1.955 MB / 1.008 GB, free: 8.547 MB / 0.7637 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000185/0.8581, allocations: 230.2 kB / 1.008 GB, free: 8.32 MB / 0.7637 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007872/0.8589, allocations: 304 kB / 1.008 GB, free: 8.023 MB / 0.7637 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01445/0.8734, allocations: 6.403 MB / 1.015 GB, free: 1.508 MB / 0.7637 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.645e-05/0.8735, allocations: 4 kB / 1.015 GB, free: 1.504 MB / 0.7637 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004108/0.8739, allocations: 128 kB / 1.015 GB, free: 1.379 MB / 0.7637 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004578/0.8744, allocations: 317.4 kB / 1.015 GB, free: 1.066 MB / 0.7637 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01446/0.8889, allocations: 6.566 MB / 1.021 GB, free: 10.48 MB / 0.7794 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03417/0.9231, allocations: 24.91 MB / 1.046 GB, free: 15.51 MB / 0.8106 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008509/0.9316, allocations: 5.417 MB / 1.051 GB, free: 9.734 MB / 0.8106 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006462/0.9381, allocations: 2.936 MB / 1.054 GB, free: 6.781 MB / 0.8106 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004378/0.9386, allocations: 139 kB / 1.054 GB, free: 6.629 MB / 0.8106 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.665e-05/0.9387, allocations: 60.5 kB / 1.054 GB, free: 6.559 MB / 0.8106 GB
Notification: Performance of pre-optimization done (n=230): time 4.478e-06/0.9387, allocations: 4 kB / 1.054 GB, free: 6.555 MB / 0.8106 GB
Notification: Performance of matching and sorting (n=313): time 0.1325/1.071, allocations: 39.53 MB / 1.093 GB, free: 14.96 MB / 0.8575 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001615/1.071, allocations: 239.9 kB / 1.093 GB, free: 14.68 MB / 0.8575 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002097/1.074, allocations: 1.267 MB / 1.094 GB, free: 13.4 MB / 0.8575 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006011/1.074, allocations: 81.69 kB / 1.094 GB, free: 13.31 MB / 0.8575 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008786/1.075, allocations: 1.242 MB / 1.096 GB, free: 12.05 MB / 0.8575 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001262/1.076, allocations: 1.051 MB / 1.097 GB, free: 10.98 MB / 0.8575 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000447/1.077, allocations: 64 kB / 1.097 GB, free: 10.92 MB / 0.8575 GB
Notification: Performance of setup shared object (initialization): time 0.0002569/1.077, allocations: 440.8 kB / 1.097 GB, free: 10.48 MB / 0.8575 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005614/1.083, allocations: 2.735 MB / 1.1 GB, free: 7.746 MB / 0.8575 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006305/1.089, allocations: 3.427 MB / 1.103 GB, free: 4.059 MB / 0.8575 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006778/1.096, allocations: 3.142 MB / 1.106 GB, free: 0.8984 MB / 0.8575 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.384e-05/1.096, allocations: 7.938 kB / 1.106 GB, free: 0.8906 MB / 0.8575 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02862/1.124, allocations: 10.99 MB / 1.117 GB, free: 5.844 MB / 0.8731 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005928/1.125, allocations: 0.6263 MB / 1.117 GB, free: 4.961 MB / 0.8731 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.451e-05/1.125, allocations: 23.95 kB / 1.117 GB, free: 4.938 MB / 0.8731 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0218/1.147, allocations: 6.283 MB / 1.124 GB, free: 14.64 MB / 0.8887 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004066/1.151, allocations: 0.94 MB / 1.125 GB, free: 13.7 MB / 0.8887 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04697/1.198, allocations: 26.38 MB / 1.15 GB, free: 3.09 MB / 0.9044 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004009/1.202, allocations: 0.5264 MB / 1.151 GB, free: 2.562 MB / 0.9044 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007641/1.203, allocations: 143.9 kB / 1.151 GB, free: 2.422 MB / 0.9044 GB
Notification: Performance of prepare postOptimizeDAE: time 1.355e-05/1.203, allocations: 8 kB / 1.151 GB, free: 2.414 MB / 0.9044 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 0.007492/1.21, allocations: 3.077 MB / 1.154 GB, free: 15.31 MB / 0.92 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated