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.UnbalancedStepUp.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.UnbalancedStepUp.DD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_DD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_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 1.579/1.579, allocations: 288.4 MB / 303.6 MB, free: 8.059 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009556/0.0009556, allocations: 182.3 kB / 372.3 MB, free: 10.11 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.475/1.475, allocations: 205.4 MB / 0.631 GB, free: 9.906 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001059/0.001059, allocations: 104.7 kB / 0.7444 GB, free: 5.82 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003871/0.0003872, allocations: 11.81 kB / 0.8676 GB, free: 141.7 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2177/0.2181, allocations: 115.3 MB / 0.9802 GB, free: 27.21 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD): time 0.01226/0.2304, allocations: 14.82 MB / 0.9947 GB, free: 12.34 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.008016/0.2384, allocations: 6.142 MB / 1.001 GB, free: 6.184 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001379/0.2399, allocations: 39.88 kB / 1.001 GB, free: 6.145 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.000771/0.2406, allocations: 329.6 kB / 1.001 GB, free: 5.82 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.002467/0.2431, allocations: 1.148 MB / 1.002 GB, free: 4.668 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001999/0.2451, allocations: 0.8087 MB / 1.003 GB, free: 3.859 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.004971/0.2501, allocations: 5.889 MB / 1.009 GB, free: 13.96 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008671/0.2588, allocations: 6.776 MB / 1.015 GB, free: 7.094 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002763/0.2616, allocations: 1.526 MB / 1.017 GB, free: 5.562 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003225/0.2648, allocations: 2.384 MB / 1.019 GB, free: 3.172 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.0004187/0.2653, allocations: 212 kB / 1.019 GB, free: 2.965 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002146/0.2674, allocations: 1.115 MB / 1.02 GB, free: 1.848 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.001658/0.2691, allocations: 1.703 MB / 1.022 GB, free: 144 kB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.001596/0.2707, allocations: 1.557 MB / 1.024 GB, free: 14.57 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.005/0.2757, allocations: 5.556 MB / 1.029 GB, free: 9 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 7.354e-06/0.2757, allocations: 4 kB / 1.029 GB, free: 8.996 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 1.673e-06/0.2757, allocations: 0 / 1.029 GB, free: 8.996 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0001263/0.2759, allocations: 0 / 1.029 GB, free: 8.996 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 0.005666/0.2815, allocations: 2.837 MB / 1.032 GB, free: 6.098 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.411e-05/0.2816, allocations: 12.03 kB / 1.032 GB, free: 6.086 MB / 0.6511 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006136/0.2822, allocations: 496.5 kB / 1.032 GB, free: 5.59 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01095/0.2932, allocations: 2.314 MB / 1.035 GB, free: 3.27 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003892/0.2971, allocations: 1.979 MB / 1.036 GB, free: 1.246 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001612/0.2973, allocations: 234.3 kB / 1.037 GB, free: 1.016 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.000556/0.2978, allocations: 311.9 kB / 1.037 GB, free: 0.7109 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01133/0.3092, allocations: 6.399 MB / 1.043 GB, free: 10.2 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.783e-05/0.3092, allocations: 3.938 kB / 1.043 GB, free: 10.2 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003674/0.3096, allocations: 132 kB / 1.043 GB, free: 10.07 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004049/0.31, allocations: 313.4 kB / 1.044 GB, free: 9.758 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01368/0.3237, allocations: 6.574 MB / 1.05 GB, free: 3.168 MB / 0.6667 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.4721/0.7959, allocations: 24.87 MB / 1.074 GB, free: 74.38 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009353/0.8053, allocations: 5.418 MB / 1.08 GB, free: 72 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007407/0.8127, allocations: 2.938 MB / 1.083 GB, free: 71.19 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000335/0.8131, allocations: 134.4 kB / 1.083 GB, free: 71.09 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.354e-05/0.8131, allocations: 70.16 kB / 1.083 GB, free: 71.03 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=230): time 4.568e-06/0.8131, allocations: 0 / 1.083 GB, free: 71.03 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=313): time 0.1332/0.9464, allocations: 39.57 MB / 1.121 GB, free: 56.24 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.718e-05/0.9465, allocations: 238.5 kB / 1.122 GB, free: 55.98 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001479/0.948, allocations: 1.268 MB / 1.123 GB, free: 55.29 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004637/0.9485, allocations: 77.61 kB / 1.123 GB, free: 55.22 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0004587/0.9489, allocations: 1.248 MB / 1.124 GB, free: 54.13 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007642/0.9497, allocations: 1.051 MB / 1.125 GB, free: 53.22 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002174/0.9499, allocations: 63.81 kB / 1.125 GB, free: 53.17 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001368/0.9501, allocations: 452 kB / 1.126 GB, free: 52.77 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004993/0.9551, allocations: 2.732 MB / 1.128 GB, free: 50.23 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005192/0.9603, allocations: 3.416 MB / 1.132 GB, free: 46.55 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01048/0.9708, allocations: 6.36 MB / 1.138 GB, free: 39.92 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.517e-05/0.9708, allocations: 8 kB / 1.138 GB, free: 39.91 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02501/0.9958, allocations: 11.01 MB / 1.149 GB, free: 28.85 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003307/0.9962, allocations: 0.622 MB / 1.149 GB, free: 27.98 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.709e-05/0.9963, allocations: 19.94 kB / 1.149 GB, free: 27.96 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01994/1.016, allocations: 6.296 MB / 1.155 GB, free: 21.65 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00401/1.02, allocations: 0.936 MB / 1.156 GB, free: 20.71 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04027/1.061, allocations: 26.38 MB / 1.182 GB, free: 10.13 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004306/1.065, allocations: 0.5226 MB / 1.183 GB, free: 9.605 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006804/1.066, allocations: 143.9 kB / 1.183 GB, free: 9.465 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.19e-05/1.066, allocations: 7.938 kB / 1.183 GB, free: 9.457 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 0.007514/1.073, allocations: 3.077 MB / 1.186 GB, free: 6.359 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated